diff options
Diffstat (limited to 'toolchain/kernel-headers/linux-libc-headers-2.6.11-nios2nommu.patch.conditional')
| -rw-r--r-- | toolchain/kernel-headers/linux-libc-headers-2.6.11-nios2nommu.patch.conditional | 13527 |
1 files changed, 0 insertions, 13527 deletions
diff --git a/toolchain/kernel-headers/linux-libc-headers-2.6.11-nios2nommu.patch.conditional b/toolchain/kernel-headers/linux-libc-headers-2.6.11-nios2nommu.patch.conditional deleted file mode 100644 index b8c3fff8f..000000000 --- a/toolchain/kernel-headers/linux-libc-headers-2.6.11-nios2nommu.patch.conditional +++ /dev/null @@ -1,13527 +0,0 @@ ---- linux/include/asm-generic/4level-fixup.h -+++ linux/include/asm-generic/4level-fixup.h -@@ -0,0 +1,34 @@ -+#ifndef _4LEVEL_FIXUP_H -+#define _4LEVEL_FIXUP_H -+ -+#define __ARCH_HAS_4LEVEL_HACK -+ -+#define PUD_SIZE PGDIR_SIZE -+#define PUD_MASK PGDIR_MASK -+#define PTRS_PER_PUD 1 -+ -+#define pud_t pgd_t -+ -+#define pmd_alloc(mm, pud, address) \ -+({ pmd_t *ret; \ -+ if (pgd_none(*pud)) \ -+ ret = __pmd_alloc(mm, pud, address); \ -+ else \ -+ ret = pmd_offset(pud, address); \ -+ ret; \ -+}) -+ -+#define pud_alloc(mm, pgd, address) (pgd) -+#define pud_offset(pgd, start) (pgd) -+#define pud_none(pud) 0 -+#define pud_bad(pud) 0 -+#define pud_present(pud) 1 -+#define pud_ERROR(pud) do { } while (0) -+#define pud_clear(pud) pgd_clear(pud) -+ -+#undef pud_free_tlb -+#define pud_free_tlb(tlb, x) do { } while (0) -+#define pud_free(x) do { } while (0) -+#define __pud_free_tlb(tlb, x) do { } while (0) -+ -+#endif ---- linux/include/asm-generic/bitops.h -+++ linux/include/asm-generic/bitops.h -@@ -0,0 +1,81 @@ -+#ifndef _ASM_GENERIC_BITOPS_H_ -+#define _ASM_GENERIC_BITOPS_H_ -+ -+/* -+ * For the benefit of those who are trying to port Linux to another -+ * architecture, here are some C-language equivalents. You should -+ * recode these in the native assembly language, if at all possible. -+ * To guarantee atomicity, these routines call cli() and sti() to -+ * disable interrupts while they operate. (You have to provide inline -+ * routines to cli() and sti().) -+ * -+ * Also note, these routines assume that you have 32 bit longs. -+ * You will have to change this if you are trying to port Linux to the -+ * Alpha architecture or to a Cray. :-) -+ * -+ * C language equivalents written by Theodore Ts'o, 9/26/92 -+ */ -+ -+extern __inline__ int set_bit(int nr,long * addr) -+{ -+ int mask, retval; -+ -+ addr += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ cli(); -+ retval = (mask & *addr) != 0; -+ *addr |= mask; -+ sti(); -+ return retval; -+} -+ -+extern __inline__ int clear_bit(int nr, long * addr) -+{ -+ int mask, retval; -+ -+ addr += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ cli(); -+ retval = (mask & *addr) != 0; -+ *addr &= ~mask; -+ sti(); -+ return retval; -+} -+ -+extern __inline__ int test_bit(int nr, const unsigned long * addr) -+{ -+ int mask; -+ -+ addr += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ return ((mask & *addr) != 0); -+} -+ -+/* -+ * fls: find last bit set. -+ */ -+ -+#define fls(x) generic_fls(x) -+ -+#ifdef __KERNEL__ -+ -+/* -+ * ffs: find first bit set. This is defined the same way as -+ * the libc and compiler builtin ffs routines, therefore -+ * differs in spirit from the above ffz (man ffs). -+ */ -+ -+#define ffs(x) generic_ffs(x) -+ -+/* -+ * hweightN: returns the hamming weight (i.e. the number -+ * of bits set) of a N-bit word -+ */ -+ -+#define hweight32(x) generic_hweight32(x) -+#define hweight16(x) generic_hweight16(x) -+#define hweight8(x) generic_hweight8(x) -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _ASM_GENERIC_BITOPS_H */ ---- linux/include/asm-generic/bug.h -+++ linux/include/asm-generic/bug.h -@@ -0,0 +1,34 @@ -+#ifndef _ASM_GENERIC_BUG_H -+#define _ASM_GENERIC_BUG_H -+ -+#include <linux/compiler.h> -+// #include <linux/config.h> -+ -+#ifndef HAVE_ARCH_BUG -+#define BUG() do { \ -+ printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \ -+ panic("BUG!"); \ -+} while (0) -+#endif -+ -+#ifndef HAVE_ARCH_PAGE_BUG -+#define PAGE_BUG(page) do { \ -+ printk("page BUG for page at %p\n", page); \ -+ BUG(); \ -+} while (0) -+#endif -+ -+#ifndef HAVE_ARCH_BUG_ON -+#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0) -+#endif -+ -+#ifndef HAVE_ARCH_WARN_ON -+#define WARN_ON(condition) do { \ -+ if (unlikely((condition)!=0)) { \ -+ printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \ -+ dump_stack(); \ -+ } \ -+} while (0) -+#endif -+ -+#endif ---- linux/include/asm-generic/cpumask_arith.h -+++ linux/include/asm-generic/cpumask_arith.h -@@ -0,0 +1,49 @@ -+#ifndef __ASM_GENERIC_CPUMASK_ARITH_H -+#define __ASM_GENERIC_CPUMASK_ARITH_H -+ -+/* -+ * Arithmetic type -based cpu bitmaps. A single unsigned long is used -+ * to contain the whole cpu bitmap. -+ */ -+ -+#define cpu_set(cpu, map) set_bit(cpu, &(map)) -+#define cpu_clear(cpu, map) clear_bit(cpu, &(map)) -+#define cpu_isset(cpu, map) test_bit(cpu, &(map)) -+#define cpu_test_and_set(cpu, map) test_and_set_bit(cpu, &(map)) -+ -+#define cpus_and(dst,src1,src2) do { dst = (src1) & (src2); } while (0) -+#define cpus_or(dst,src1,src2) do { dst = (src1) | (src2); } while (0) -+#define cpus_clear(map) do { map = 0; } while (0) -+#define cpus_complement(map) do { map = ~(map); } while (0) -+#define cpus_equal(map1, map2) ((map1) == (map2)) -+#define cpus_empty(map) ((map) == 0) -+#define cpus_addr(map) (&(map)) -+ -+#if BITS_PER_LONG == 32 -+#define cpus_weight(map) hweight32(map) -+#elif BITS_PER_LONG == 64 -+#define cpus_weight(map) hweight64(map) -+#endif -+ -+#define cpus_shift_right(dst, src, n) do { dst = (src) >> (n); } while (0) -+#define cpus_shift_left(dst, src, n) do { dst = (src) << (n); } while (0) -+ -+#define any_online_cpu(map) \ -+({ \ -+ cpumask_t __tmp__; \ -+ cpus_and(__tmp__, map, cpu_online_map); \ -+ __tmp__ ? first_cpu(__tmp__) : NR_CPUS; \ -+}) -+ -+#define CPU_MASK_ALL (~((cpumask_t)0) >> (8*sizeof(cpumask_t) - NR_CPUS)) -+#define CPU_MASK_NONE ((cpumask_t)0) -+ -+/* only ever use this for things that are _never_ used on large boxen */ -+#define cpus_coerce(map) ((unsigned long)(map)) -+#define cpus_promote(map) ({ map; }) -+#define cpumask_of_cpu(cpu) ({ ((cpumask_t)1) << (cpu); }) -+ -+#define first_cpu(map) __ffs(map) -+#define next_cpu(cpu, map) find_next_bit(&(map), NR_CPUS, cpu + 1) -+ -+#endif /* __ASM_GENERIC_CPUMASK_ARITH_H */ ---- linux/include/asm-generic/cpumask_array.h -+++ linux/include/asm-generic/cpumask_array.h -@@ -0,0 +1,54 @@ -+#ifndef __ASM_GENERIC_CPUMASK_ARRAY_H -+#define __ASM_GENERIC_CPUMASK_ARRAY_H -+ -+/* -+ * Array-based cpu bitmaps. An array of unsigned longs is used to contain -+ * the bitmap, and then contained in a structure so it may be passed by -+ * value. -+ */ -+ -+#define CPU_ARRAY_SIZE BITS_TO_LONGS(NR_CPUS) -+ -+#define cpu_set(cpu, map) set_bit(cpu, (map).mask) -+#define cpu_clear(cpu, map) clear_bit(cpu, (map).mask) -+#define cpu_isset(cpu, map) test_bit(cpu, (map).mask) -+#define cpu_test_and_set(cpu, map) test_and_set_bit(cpu, (map).mask) -+ -+#define cpus_and(dst,src1,src2) bitmap_and((dst).mask,(src1).mask, (src2).mask, NR_CPUS) -+#define cpus_or(dst,src1,src2) bitmap_or((dst).mask, (src1).mask, (src2).mask, NR_CPUS) -+#define cpus_clear(map) bitmap_clear((map).mask, NR_CPUS) -+#define cpus_complement(map) bitmap_complement((map).mask, NR_CPUS) -+#define cpus_equal(map1, map2) bitmap_equal((map1).mask, (map2).mask, NR_CPUS) -+#define cpus_empty(map) bitmap_empty(map.mask, NR_CPUS) -+#define cpus_addr(map) ((map).mask) -+#define cpus_weight(map) bitmap_weight((map).mask, NR_CPUS) -+#define cpus_shift_right(d, s, n) bitmap_shift_right((d).mask, (s).mask, n, NR_CPUS) -+#define cpus_shift_left(d, s, n) bitmap_shift_left((d).mask, (s).mask, n, NR_CPUS) -+#define first_cpu(map) find_first_bit((map).mask, NR_CPUS) -+#define next_cpu(cpu, map) find_next_bit((map).mask, NR_CPUS, cpu + 1) -+ -+/* only ever use this for things that are _never_ used on large boxen */ -+#define cpus_coerce(map) ((map).mask[0]) -+#define cpus_promote(map) ({ cpumask_t __cpu_mask = CPU_MASK_NONE;\ -+ __cpu_mask.mask[0] = map; \ -+ __cpu_mask; \ -+ }) -+#define cpumask_of_cpu(cpu) ({ cpumask_t __cpu_mask = CPU_MASK_NONE;\ -+ cpu_set(cpu, __cpu_mask); \ -+ __cpu_mask; \ -+ }) -+#define any_online_cpu(map) \ -+({ \ -+ cpumask_t __tmp__; \ -+ cpus_and(__tmp__, map, cpu_online_map); \ -+ find_first_bit(__tmp__.mask, NR_CPUS); \ -+}) -+ -+ -+/* -+ * um, these need to be usable as static initializers -+ */ -+#define CPU_MASK_ALL { {[0 ... CPU_ARRAY_SIZE-1] = ~0UL} } -+#define CPU_MASK_NONE { {[0 ... CPU_ARRAY_SIZE-1] = 0UL} } -+ -+#endif /* __ASM_GENERIC_CPUMASK_ARRAY_H */ ---- linux/include/asm-generic/cpumask_const_reference.h -+++ linux/include/asm-generic/cpumask_const_reference.h -@@ -0,0 +1,29 @@ -+#ifndef __ASM_GENERIC_CPUMASK_CONST_REFERENCE_H -+#define __ASM_GENERIC_CPUMASK_CONST_REFERENCE_H -+ -+struct cpumask_ref { -+ const cpumask_t *val; -+}; -+ -+typedef const struct cpumask_ref cpumask_const_t; -+ -+#define mk_cpumask_const(map) ((cpumask_const_t){ &(map) }) -+#define cpu_isset_const(cpu, map) cpu_isset(cpu, *(map).val) -+ -+#define cpus_and_const(dst,src1,src2) cpus_and(dst,*(src1).val,*(src2).val) -+#define cpus_or_const(dst,src1,src2) cpus_or(dst,*(src1).val,*(src2).val) -+ -+#define cpus_equal_const(map1, map2) cpus_equal(*(map1).val, *(map2).val) -+ -+#define cpus_copy_const(map1, map2) bitmap_copy((map1).mask, (map2).val->mask, NR_CPUS) -+ -+#define cpus_empty_const(map) cpus_empty(*(map).val) -+#define cpus_weight_const(map) cpus_weight(*(map).val) -+#define first_cpu_const(map) first_cpu(*(map).val) -+#define next_cpu_const(cpu, map) next_cpu(cpu, *(map).val) -+ -+/* only ever use this for things that are _never_ used on large boxen */ -+#define cpus_coerce_const(map) cpus_coerce(*(map).val) -+#define any_online_cpu_const(map) any_online_cpu(*(map).val) -+ -+#endif /* __ASM_GENERIC_CPUMASK_CONST_REFERENCE_H */ ---- linux/include/asm-generic/cpumask_const_value.h -+++ linux/include/asm-generic/cpumask_const_value.h -@@ -0,0 +1,21 @@ -+#ifndef __ASM_GENERIC_CPUMASK_CONST_VALUE_H -+#define __ASM_GENERIC_CPUMASK_CONST_VALUE_H -+ -+typedef const cpumask_t cpumask_const_t; -+ -+#define mk_cpumask_const(map) (map) -+#define cpu_isset_const(cpu, map) cpu_isset(cpu, map) -+#define cpus_and_const(dst,src1,src2) cpus_and(dst, src1, src2) -+#define cpus_or_const(dst,src1,src2) cpus_or(dst, src1, src2) -+#define cpus_equal_const(map1, map2) cpus_equal(map1, map2) -+#define cpus_empty_const(map) cpus_empty(map) -+#define cpus_copy_const(map1, map2) do { map1 = (cpumask_t)map2; } while (0) -+#define cpus_weight_const(map) cpus_weight(map) -+#define first_cpu_const(map) first_cpu(map) -+#define next_cpu_const(cpu, map) next_cpu(cpu, map) -+ -+/* only ever use this for things that are _never_ used on large boxen */ -+#define cpus_coerce_const(map) cpus_coerce(map) -+#define any_online_cpu_const(map) any_online_cpu(map) -+ -+#endif /* __ASM_GENERIC_CPUMASK_CONST_VALUE_H */ ---- linux/include/asm-generic/cpumask.h -+++ linux/include/asm-generic/cpumask.h -@@ -0,0 +1,40 @@ -+#ifndef __ASM_GENERIC_CPUMASK_H -+#define __ASM_GENERIC_CPUMASK_H -+ -+// #include <linux/config.h> -+#include <linux/kernel.h> -+#include <linux/threads.h> -+#include <linux/types.h> -+#include <linux/bitmap.h> -+ -+#if NR_CPUS > BITS_PER_LONG && NR_CPUS != 1 -+#define CPU_ARRAY_SIZE BITS_TO_LONGS(NR_CPUS) -+ -+struct cpumask -+{ -+ unsigned long mask[CPU_ARRAY_SIZE]; -+}; -+ -+typedef struct cpumask cpumask_t; -+ -+#else -+typedef unsigned long cpumask_t; -+#endif -+ -+#ifdef CONFIG_SMP -+#if NR_CPUS > BITS_PER_LONG -+#include <asm-generic/cpumask_array.h> -+#else -+#include <asm-generic/cpumask_arith.h> -+#endif -+#else -+#include <asm-generic/cpumask_up.h> -+#endif -+ -+#if NR_CPUS <= 4*BITS_PER_LONG -+#include <asm-generic/cpumask_const_value.h> -+#else -+#include <asm-generic/cpumask_const_reference.h> -+#endif -+ -+#endif /* __ASM_GENERIC_CPUMASK_H */ ---- linux/include/asm-generic/cpumask_up.h -+++ linux/include/asm-generic/cpumask_up.h -@@ -0,0 +1,59 @@ -+#ifndef __ASM_GENERIC_CPUMASK_UP_H -+#define __ASM_GENERIC_CPUMASK_UP_H -+ -+#define cpus_coerce(map) (map) -+ -+#define cpu_set(cpu, map) do { (void)(cpu); cpus_coerce(map) = 1UL; } while (0) -+#define cpu_clear(cpu, map) do { (void)(cpu); cpus_coerce(map) = 0UL; } while (0) -+#define cpu_isset(cpu, map) ((void)(cpu), cpus_coerce(map) != 0UL) -+#define cpu_test_and_set(cpu, map) ((void)(cpu), test_and_set_bit(0, &(map))) -+ -+#define cpus_and(dst, src1, src2) \ -+ do { \ -+ if (cpus_coerce(src1) && cpus_coerce(src2)) \ -+ cpus_coerce(dst) = 1UL; \ -+ else \ -+ cpus_coerce(dst) = 0UL; \ -+ } while (0) -+ -+#define cpus_or(dst, src1, src2) \ -+ do { \ -+ if (cpus_coerce(src1) || cpus_coerce(src2)) \ -+ cpus_coerce(dst) = 1UL; \ -+ else \ -+ cpus_coerce(dst) = 0UL; \ -+ } while (0) -+ -+#define cpus_clear(map) do { cpus_coerce(map) = 0UL; } while (0) -+ -+#define cpus_complement(map) \ -+ do { \ -+ cpus_coerce(map) = !cpus_coerce(map); \ -+ } while (0) -+ -+#define cpus_equal(map1, map2) (cpus_coerce(map1) == cpus_coerce(map2)) -+#define cpus_empty(map) (cpus_coerce(map) == 0UL) -+#define cpus_addr(map) (&(map)) -+#define cpus_weight(map) (cpus_coerce(map) ? 1UL : 0UL) -+#define cpus_shift_right(d, s, n) do { cpus_coerce(d) = 0UL; } while (0) -+#define cpus_shift_left(d, s, n) do { cpus_coerce(d) = 0UL; } while (0) -+#define first_cpu(map) (cpus_coerce(map) ? 0 : 1) -+#define next_cpu(cpu, map) 1 -+ -+/* only ever use this for things that are _never_ used on large boxen */ -+#define cpus_promote(map) \ -+ ({ \ -+ cpumask_t __tmp__; \ -+ cpus_coerce(__tmp__) = map; \ -+ __tmp__; \ -+ }) -+#define cpumask_of_cpu(cpu) ((void)(cpu), cpus_promote(1)) -+#define any_online_cpu(map) (cpus_coerce(map) ? 0 : 1) -+ -+/* -+ * um, these need to be usable as static initializers -+ */ -+#define CPU_MASK_ALL 1UL -+#define CPU_MASK_NONE 0UL -+ -+#endif /* __ASM_GENERIC_CPUMASK_UP_H */ ---- linux/include/asm-generic/cputime.h -+++ linux/include/asm-generic/cputime.h -@@ -0,0 +1,64 @@ -+#ifndef _ASM_GENERIC_CPUTIME_H -+#define _ASM_GENERIC_CPUTIME_H -+ -+#include <linux/time.h> -+#include <linux/jiffies.h> -+ -+typedef unsigned long cputime_t; -+ -+#define cputime_zero (0UL) -+#define cputime_max ((~0UL >> 1) - 1) -+#define cputime_add(__a, __b) ((__a) + (__b)) -+#define cputime_sub(__a, __b) ((__a) - (__b)) -+#define cputime_eq(__a, __b) ((__a) == (__b)) -+#define cputime_gt(__a, __b) ((__a) > (__b)) -+#define cputime_ge(__a, __b) ((__a) >= (__b)) -+#define cputime_lt(__a, __b) ((__a) < (__b)) -+#define cputime_le(__a, __b) ((__a) <= (__b)) -+#define cputime_to_jiffies(__ct) (__ct) -+#define jiffies_to_cputime(__hz) (__hz) -+ -+typedef u64 cputime64_t; -+ -+#define cputime64_zero (0ULL) -+#define cputime64_add(__a, __b) ((__a) + (__b)) -+#define cputime64_to_jiffies64(__ct) (__ct) -+#define cputime_to_cputime64(__ct) ((u64) __ct) -+ -+ -+/* -+ * Convert cputime to milliseconds and back. -+ */ -+#define cputime_to_msecs(__ct) jiffies_to_msecs(__ct) -+#define msecs_to_cputime(__msecs) msecs_to_jiffies(__msecs) -+ -+/* -+ * Convert cputime to seconds and back. -+ */ -+#define cputime_to_secs(jif) ((jif) / HZ) -+#define secs_to_cputime(sec) ((sec) * HZ) -+ -+/* -+ * Convert cputime to timespec and back. -+ */ -+#define timespec_to_cputime(__val) timespec_to_jiffies(__val) -+#define cputime_to_timespec(__ct,__val) jiffies_to_timespec(__ct,__val) -+ -+/* -+ * Convert cputime to timeval and back. -+ */ -+#define timeval_to_cputime(__val) timeval_to_jiffies(__val) -+#define cputime_to_timeval(__ct,__val) jiffies_to_timeval(__ct,__val) -+ -+/* -+ * Convert cputime to clock and back. -+ */ -+#define cputime_to_clock_t(__ct) jiffies_to_clock_t(__ct) -+#define clock_t_to_cputime(__x) clock_t_to_jiffies(__x) -+ -+/* -+ * Convert cputime64 to clock. -+ */ -+#define cputime64_to_clock_t(__ct) jiffies_64_to_clock_t(__ct) -+ -+#endif ---- linux/include/asm-generic/div64.h -+++ linux/include/asm-generic/div64.h -@@ -0,0 +1,58 @@ -+#ifndef _ASM_GENERIC_DIV64_H -+#define _ASM_GENERIC_DIV64_H -+/* -+ * Copyright (C) 2003 Bernardo Innocenti <bernie@develer.com> -+ * Based on former asm-ppc/div64.h and asm-m68knommu/div64.h -+ * -+ * The semantics of do_div() are: -+ * -+ * uint32_t do_div(uint64_t *n, uint32_t base) -+ * { -+ * uint32_t remainder = *n % base; -+ * *n = *n / base; -+ * return remainder; -+ * } -+ * -+ * NOTE: macro parameter n is evaluated multiple times, -+ * beware of side effects! -+ */ -+ -+#include <linux/types.h> -+#include <linux/compiler.h> -+ -+#if BITS_PER_LONG == 64 -+ -+# define do_div(n,base) ({ \ -+ uint32_t __base = (base); \ -+ uint32_t __rem; \ -+ __rem = ((uint64_t)(n)) % __base; \ -+ (n) = ((uint64_t)(n)) / __base; \ -+ __rem; \ -+ }) -+ -+#elif BITS_PER_LONG == 32 -+ -+extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor); -+ -+/* The unnecessary pointer compare is there -+ * to check for type safety (n must be 64bit) -+ */ -+# define do_div(n,base) ({ \ -+ uint32_t __base = (base); \ -+ uint32_t __rem; \ -+ (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \ -+ if (likely(((n) >> 32) == 0)) { \ -+ __rem = (uint32_t)(n) % __base; \ -+ (n) = (uint32_t)(n) / __base; \ -+ } else \ -+ __rem = __div64_32(&(n), __base); \ -+ __rem; \ -+ }) -+ -+#else /* BITS_PER_LONG == ?? */ -+ -+# error do_div() does not yet support the C64 -+ -+#endif /* BITS_PER_LONG */ -+ -+#endif /* _ASM_GENERIC_DIV64_H */ ---- linux/include/asm-generic/dma-mapping-broken.h -+++ linux/include/asm-generic/dma-mapping-broken.h -@@ -0,0 +1,22 @@ -+#ifndef _ASM_GENERIC_DMA_MAPPING_H -+#define _ASM_GENERIC_DMA_MAPPING_H -+ -+/* This is used for archs that do not support DMA */ -+ -+ -+static inline void * -+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, -+ int flag) -+{ -+ BUG(); -+ return NULL; -+} -+ -+static inline void -+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, -+ dma_addr_t dma_handle) -+{ -+ BUG(); -+} -+ -+#endif /* _ASM_GENERIC_DMA_MAPPING_H */ ---- linux/include/asm-generic/dma-mapping.h -+++ linux/include/asm-generic/dma-mapping.h -@@ -0,0 +1,309 @@ -+/* Copyright (C) 2002 by James.Bottomley@HansenPartnership.com -+ * -+ * Implements the generic device dma API via the existing pci_ one -+ * for unconverted architectures -+ */ -+ -+#ifndef _ASM_GENERIC_DMA_MAPPING_H -+#define _ASM_GENERIC_DMA_MAPPING_H -+ -+// #include <linux/config.h> -+ -+#ifdef CONFIG_PCI -+ -+/* we implement the API below in terms of the existing PCI one, -+ * so include it */ -+#include <linux/pci.h> -+/* need struct page definitions */ -+#include <linux/mm.h> -+ -+static inline int -+dma_supported(struct device *dev, u64 mask) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_dma_supported(to_pci_dev(dev), mask); -+} -+ -+static inline int -+dma_set_mask(struct device *dev, u64 dma_mask) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_set_dma_mask(to_pci_dev(dev), dma_mask); -+} -+ -+static inline void * -+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, -+ int flag) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_alloc_consistent(to_pci_dev(dev), size, dma_handle); -+} -+ -+static inline void -+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, -+ dma_addr_t dma_handle) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_free_consistent(to_pci_dev(dev), size, cpu_addr, dma_handle); -+} -+ -+static inline dma_addr_t -+dma_map_single(struct device *dev, void *cpu_addr, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_map_single(to_pci_dev(dev), cpu_addr, size, (int)direction); -+} -+ -+static inline void -+dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_unmap_single(to_pci_dev(dev), dma_addr, size, (int)direction); -+} -+ -+static inline dma_addr_t -+dma_map_page(struct device *dev, struct page *page, -+ unsigned long offset, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_map_page(to_pci_dev(dev), page, offset, size, (int)direction); -+} -+ -+static inline void -+dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_unmap_page(to_pci_dev(dev), dma_address, size, (int)direction); -+} -+ -+static inline int -+dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ return pci_map_sg(to_pci_dev(dev), sg, nents, (int)direction); -+} -+ -+static inline void -+dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_unmap_sg(to_pci_dev(dev), sg, nhwentries, (int)direction); -+} -+ -+static inline void -+dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_dma_sync_single_for_cpu(to_pci_dev(dev), dma_handle, -+ size, (int)direction); -+} -+ -+static inline void -+dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_dma_sync_single_for_device(to_pci_dev(dev), dma_handle, -+ size, (int)direction); -+} -+ -+static inline void -+dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_dma_sync_sg_for_cpu(to_pci_dev(dev), sg, nelems, (int)direction); -+} -+ -+static inline void -+dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, -+ enum dma_data_direction direction) -+{ -+ BUG_ON(dev->bus != &pci_bus_type); -+ -+ pci_dma_sync_sg_for_device(to_pci_dev(dev), sg, nelems, (int)direction); -+} -+ -+static inline int -+dma_mapping_error(dma_addr_t dma_addr) -+{ -+ return pci_dma_mapping_error(dma_addr); -+} -+ -+ -+#else -+ -+static inline int -+dma_supported(struct device *dev, u64 mask) -+{ -+ return 0; -+} -+ -+static inline int -+dma_set_mask(struct device *dev, u64 dma_mask) -+{ -+ BUG(); -+ return 0; -+} -+ -+static inline void * -+dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, -+ int flag) -+{ -+ BUG(); -+ return NULL; -+} -+ -+static inline void -+dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, -+ dma_addr_t dma_handle) -+{ -+ BUG(); -+} -+ -+static inline dma_addr_t -+dma_map_single(struct device *dev, void *cpu_addr, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+ return 0; -+} -+ -+static inline void -+dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline dma_addr_t -+dma_map_page(struct device *dev, struct page *page, -+ unsigned long offset, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+ return 0; -+} -+ -+static inline void -+dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline int -+dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+ return 0; -+} -+ -+static inline void -+dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline void -+dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline void -+dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline void -+dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline void -+dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, -+ enum dma_data_direction direction) -+{ -+ BUG(); -+} -+ -+static inline int -+dma_error(dma_addr_t dma_addr) -+{ -+ return 0; -+} -+ -+#endif -+ -+/* Now for the API extensions over the pci_ one */ -+ -+#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) -+#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) -+#define dma_is_consistent(d) (1) -+ -+static inline int -+dma_get_cache_alignment(void) -+{ -+ /* no easy way to get cache size on all processors, so return -+ * the maximum possible, to be safe */ -+ return (1 << L1_CACHE_SHIFT_MAX); -+} -+ -+static inline void -+dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle, -+ unsigned long offset, size_t size, -+ enum dma_data_direction direction) -+{ -+ /* just sync everything, that's all the pci API can do */ -+ dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction); -+} -+ -+static inline void -+dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle, -+ unsigned long offset, size_t size, -+ enum dma_data_direction direction) -+{ -+ /* just sync everything, that's all the pci API can do */ -+ dma_sync_single_for_device(dev, dma_handle, offset+size, direction); -+} -+ -+static inline void -+dma_cache_sync(void *vaddr, size_t size, -+ enum dma_data_direction direction) -+{ -+ /* could define this in terms of the dma_cache ... operations, -+ * but if you get this on a platform, you should convert the platform -+ * to using the generic device DMA API */ -+ BUG(); -+} -+ -+#endif -+ ---- linux/include/asm-generic/errno-base.h -+++ linux/include/asm-generic/errno-base.h -@@ -0,0 +1,39 @@ -+#ifndef _ASM_GENERIC_ERRNO_BASE_H -+#define _ASM_GENERIC_ERRNO_BASE_H -+ -+#define EPERM 1 /* Operation not permitted */ -+#define ENOENT 2 /* No such file or directory */ -+#define ESRCH 3 /* No such process */ -+#define EINTR 4 /* Interrupted system call */ -+#define EIO 5 /* I/O error */ -+#define ENXIO 6 /* No such device or address */ -+#define E2BIG 7 /* Argument list too long */ -+#define ENOEXEC 8 /* Exec format error */ -+#define EBADF 9 /* Bad file number */ -+#define ECHILD 10 /* No child processes */ -+#define EAGAIN 11 /* Try again */ -+#define ENOMEM 12 /* Out of memory */ -+#define EACCES 13 /* Permission denied */ -+#define EFAULT 14 /* Bad address */ -+#define ENOTBLK 15 /* Block device required */ -+#define EBUSY 16 /* Device or resource busy */ -+#define EEXIST 17 /* File exists */ -+#define EXDEV 18 /* Cross-device link */ -+#define ENODEV 19 /* No such device */ -+#define ENOTDIR 20 /* Not a directory */ -+#define EISDIR 21 /* Is a directory */ -+#define EINVAL 22 /* Invalid argument */ -+#define ENFILE 23 /* File table overflow */ -+#define EMFILE 24 /* Too many open files */ -+#define ENOTTY 25 /* Not a typewriter */ -+#define ETXTBSY 26 /* Text file busy */ -+#define EFBIG 27 /* File too large */ -+#define ENOSPC 28 /* No space left on device */ -+#define ESPIPE 29 /* Illegal seek */ -+#define EROFS 30 /* Read-only file system */ -+#define EMLINK 31 /* Too many links */ -+#define EPIPE 32 /* Broken pipe */ -+#define EDOM 33 /* Math argument out of domain of func */ -+#define ERANGE 34 /* Math result not representable */ -+ -+#endif ---- linux/include/asm-generic/errno.h -+++ linux/include/asm-generic/errno.h -@@ -0,0 +1,105 @@ -+#ifndef _ASM_GENERIC_ERRNO_H -+#define _ASM_GENERIC_ERRNO_H -+ -+#include <asm-generic/errno-base.h> -+ -+#define EDEADLK 35 /* Resource deadlock would occur */ -+#define ENAMETOOLONG 36 /* File name too long */ -+#define ENOLCK 37 /* No record locks available */ -+#define ENOSYS 38 /* Function not implemented */ -+#define ENOTEMPTY 39 /* Directory not empty */ -+#define ELOOP 40 /* Too many symbolic links encountered */ -+#define EWOULDBLOCK EAGAIN /* Operation would block */ -+#define ENOMSG 42 /* No message of desired type */ -+#define EIDRM 43 /* Identifier removed */ -+#define ECHRNG 44 /* Channel number out of range */ -+#define EL2NSYNC 45 /* Level 2 not synchronized */ -+#define EL3HLT 46 /* Level 3 halted */ -+#define EL3RST 47 /* Level 3 reset */ -+#define ELNRNG 48 /* Link number out of range */ -+#define EUNATCH 49 /* Protocol driver not attached */ -+#define ENOCSI 50 /* No CSI structure available */ -+#define EL2HLT 51 /* Level 2 halted */ -+#define EBADE 52 /* Invalid exchange */ -+#define EBADR 53 /* Invalid request descriptor */ -+#define EXFULL 54 /* Exchange full */ -+#define ENOANO 55 /* No anode */ -+#define EBADRQC 56 /* Invalid request code */ -+#define EBADSLT 57 /* Invalid slot */ -+ -+#define EDEADLOCK EDEADLK -+ -+#define EBFONT 59 /* Bad font file format */ -+#define ENOSTR 60 /* Device not a stream */ -+#define ENODATA 61 /* No data available */ -+#define ETIME 62 /* Timer expired */ -+#define ENOSR 63 /* Out of streams resources */ -+#define ENONET 64 /* Machine is not on the network */ -+#define ENOPKG 65 /* Package not installed */ -+#define EREMOTE 66 /* Object is remote */ -+#define ENOLINK 67 /* Link has been severed */ -+#define EADV 68 /* Advertise error */ -+#define ESRMNT 69 /* Srmount error */ -+#define ECOMM 70 /* Communication error on send */ -+#define EPROTO 71 /* Protocol error */ -+#define EMULTIHOP 72 /* Multihop attempted */ -+#define EDOTDOT 73 /* RFS specific error */ -+#define EBADMSG 74 /* Not a data message */ -+#define EOVERFLOW 75 /* Value too large for defined data type */ -+#define ENOTUNIQ 76 /* Name not unique on network */ -+#define EBADFD 77 /* File descriptor in bad state */ -+#define EREMCHG 78 /* Remote address changed */ -+#define ELIBACC 79 /* Can not access a needed shared library */ -+#define ELIBBAD 80 /* Accessing a corrupted shared library */ -+#define ELIBSCN 81 /* .lib section in a.out corrupted */ -+#define ELIBMAX 82 /* Attempting to link in too many shared libraries */ -+#define ELIBEXEC 83 /* Cannot exec a shared library directly */ -+#define EILSEQ 84 /* Illegal byte sequence */ -+#define ERESTART 85 /* Interrupted system call should be restarted */ -+#define ESTRPIPE 86 /* Streams pipe error */ -+#define EUSERS 87 /* Too many users */ -+#define ENOTSOCK 88 /* Socket operation on non-socket */ -+#define EDESTADDRREQ 89 /* Destination address required */ -+#define EMSGSIZE 90 /* Message too long */ -+#define EPROTOTYPE 91 /* Protocol wrong type for socket */ -+#define ENOPROTOOPT 92 /* Protocol not available */ -+#define EPROTONOSUPPORT 93 /* Protocol not supported */ -+#define ESOCKTNOSUPPORT 94 /* Socket type not supported */ -+#define EOPNOTSUPP 95 /* Operation not supported on transport endpoint */ -+#define EPFNOSUPPORT 96 /* Protocol family not supported */ -+#define EAFNOSUPPORT 97 /* Address family not supported by protocol */ -+#define EADDRINUSE 98 /* Address already in use */ -+#define EADDRNOTAVAIL 99 /* Cannot assign requested address */ -+#define ENETDOWN 100 /* Network is down */ -+#define ENETUNREACH 101 /* Network is unreachable */ -+#define ENETRESET 102 /* Network dropped connection because of reset */ -+#define ECONNABORTED 103 /* Software caused connection abort */ -+#define ECONNRESET 104 /* Connection reset by peer */ -+#define ENOBUFS 105 /* No buffer space available */ -+#define EISCONN 106 /* Transport endpoint is already connected */ -+#define ENOTCONN 107 /* Transport endpoint is not connected */ -+#define ESHUTDOWN 108 /* Cannot send after transport endpoint shutdown */ -+#define ETOOMANYREFS 109 /* Too many references: cannot splice */ -+#define ETIMEDOUT 110 /* Connection timed out */ -+#define ECONNREFUSED 111 /* Connection refused */ -+#define EHOSTDOWN 112 /* Host is down */ -+#define EHOSTUNREACH 113 /* No route to host */ -+#define EALREADY 114 /* Operation already in progress */ -+#define EINPROGRESS 115 /* Operation now in progress */ -+#define ESTALE 116 /* Stale NFS file handle */ -+#define EUCLEAN 117 /* Structure needs cleaning */ -+#define ENOTNAM 118 /* Not a XENIX named type file */ -+#define ENAVAIL 119 /* No XENIX semaphores available */ -+#define EISNAM 120 /* Is a named type file */ -+#define EREMOTEIO 121 /* Remote I/O error */ -+#define EDQUOT 122 /* Quota exceeded */ -+ -+#define ENOMEDIUM 123 /* No medium found */ -+#define EMEDIUMTYPE 124 /* Wrong medium type */ -+#define ECANCELED 125 /* Operation Canceled */ -+#define ENOKEY 126 /* Required key not available */ -+#define EKEYEXPIRED 127 /* Key has expired */ -+#define EKEYREVOKED 128 /* Key has been revoked */ -+#define EKEYREJECTED 129 /* Key was rejected by service */ -+ -+#endif ---- linux/include/asm-generic/hdreg.h -+++ linux/include/asm-generic/hdreg.h -@@ -0,0 +1,8 @@ -+#warning <asm/hdreg.h> is obsolete, please do not use it -+ -+#ifndef __ASM_GENERIC_HDREG_H -+#define __ASM_GENERIC_HDREG_H -+ -+typedef unsigned long ide_ioreg_t; -+ -+#endif /* __ASM_GENERIC_HDREG_H */ ---- linux/include/asm-generic/ide_iops.h -+++ linux/include/asm-generic/ide_iops.h -@@ -0,0 +1,38 @@ -+/* Generic I/O and MEMIO string operations. */ -+ -+#define __ide_insw insw -+#define __ide_insl insl -+#define __ide_outsw outsw -+#define __ide_outsl outsl -+ -+static __inline__ void __ide_mm_insw(void __iomem *port, void *addr, u32 count) -+{ -+ while (count--) { -+ *(u16 *)addr = readw(port); -+ addr += 2; -+ } -+} -+ -+static __inline__ void __ide_mm_insl(void __iomem *port, void *addr, u32 count) -+{ -+ while (count--) { -+ *(u32 *)addr = readl(port); -+ addr += 4; -+ } -+} -+ -+static __inline__ void __ide_mm_outsw(void __iomem *port, void *addr, u32 count) -+{ -+ while (count--) { -+ writew(*(u16 *)addr, port); -+ addr += 2; -+ } -+} -+ -+static __inline__ void __ide_mm_outsl(void __iomem * port, void *addr, u32 count) -+{ -+ while (count--) { -+ writel(*(u32 *)addr, port); -+ addr += 4; -+ } -+} ---- linux/include/asm-generic/iomap.h -+++ linux/include/asm-generic/iomap.h -@@ -0,0 +1,63 @@ -+#ifndef __GENERIC_IO_H -+#define __GENERIC_IO_H -+ -+#include <linux/linkage.h> -+ -+/* -+ * These are the "generic" interfaces for doing new-style -+ * memory-mapped or PIO accesses. Architectures may do -+ * their own arch-optimized versions, these just act as -+ * wrappers around the old-style IO register access functions: -+ * read[bwl]/write[bwl]/in[bwl]/out[bwl] -+ * -+ * Don't include this directly, include it from <asm/io.h>. -+ */ -+ -+/* -+ * Read/write from/to an (offsettable) iomem cookie. It might be a PIO -+ * access or a MMIO access, these functions don't care. The info is -+ * encoded in the hardware mapping set up by the mapping functions -+ * (or the cookie itself, depending on implementation and hw). -+ * -+ * The generic routines just encode the PIO/MMIO as part of the -+ * cookie, and coldly assume that the MMIO IO mappings are not -+ * in the low address range. Architectures for which this is not -+ * true can't use this generic implementation. -+ */ -+extern unsigned int fastcall ioread8(void __iomem *); -+extern unsigned int fastcall ioread16(void __iomem *); -+extern unsigned int fastcall ioread32(void __iomem *); -+ -+extern void fastcall iowrite8(u8, void __iomem *); -+extern void fastcall iowrite16(u16, void __iomem *); -+extern void fastcall iowrite32(u32, void __iomem *); -+ -+/* -+ * "string" versions of the above. Note that they -+ * use native byte ordering for the accesses (on -+ * the assumption that IO and memory agree on a -+ * byte order, and CPU byteorder is irrelevant). -+ * -+ * They do _not_ update the port address. If you -+ * want MMIO that copies stuff laid out in MMIO -+ * memory across multiple ports, use "memcpy_toio()" -+ * and friends. -+ */ -+extern void fastcall ioread8_rep(void __iomem *port, void *buf, unsigned long count); -+extern void fastcall ioread16_rep(void __iomem *port, void *buf, unsigned long count); -+extern void fastcall ioread32_rep(void __iomem *port, void *buf, unsigned long count); -+ -+extern void fastcall iowrite8_rep(void __iomem *port, const void *buf, unsigned long count); -+extern void fastcall iowrite16_rep(void __iomem *port, const void *buf, unsigned long count); -+extern void fastcall iowrite32_rep(void __iomem *port, const void *buf, unsigned long count); -+ -+/* Create a virtual mapping cookie for an IO port range */ -+extern void __iomem *ioport_map(unsigned long port, unsigned int nr); -+extern void ioport_unmap(void __iomem *); -+ -+/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ -+struct pci_dev; -+extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); -+extern void pci_iounmap(struct pci_dev *dev, void __iomem *); -+ -+#endif ---- linux/include/asm-generic/local.h -+++ linux/include/asm-generic/local.h -@@ -0,0 +1,118 @@ -+#ifndef _ASM_GENERIC_LOCAL_H -+#define _ASM_GENERIC_LOCAL_H -+ -+// #include <linux/config.h> -+#include <linux/percpu.h> -+#include <linux/hardirq.h> -+#include <asm/types.h> -+ -+/* An unsigned long type for operations which are atomic for a single -+ * CPU. Usually used in combination with per-cpu variables. */ -+ -+#if BITS_PER_LONG == 32 -+/* Implement in terms of atomics. */ -+ -+/* Don't use typedef: don't want them to be mixed with atomic_t's. */ -+typedef struct -+{ -+ atomic_t a; -+} local_t; -+ -+#define LOCAL_INIT(i) { ATOMIC_INIT(i) } -+ -+#define local_read(l) ((unsigned long)atomic_read(&(l)->a)) -+#define local_set(l,i) atomic_set((&(l)->a),(i)) -+#define local_inc(l) atomic_inc(&(l)->a) -+#define local_dec(l) atomic_dec(&(l)->a) -+#define local_add(i,l) atomic_add((i),(&(l)->a)) -+#define local_sub(i,l) atomic_sub((i),(&(l)->a)) -+ -+/* Non-atomic variants, ie. preemption disabled and won't be touched -+ * in interrupt, etc. Some archs can optimize this case well. */ -+#define __local_inc(l) local_set((l), local_read(l) + 1) -+#define __local_dec(l) local_set((l), local_read(l) - 1) -+#define __local_add(i,l) local_set((l), local_read(l) + (i)) -+#define __local_sub(i,l) local_set((l), local_read(l) - (i)) -+ -+#else /* ... can't use atomics. */ -+/* Implement in terms of three variables. -+ Another option would be to use local_irq_save/restore. */ -+ -+typedef struct -+{ -+ /* 0 = in hardirq, 1 = in softirq, 2 = usermode. */ -+ unsigned long v[3]; -+} local_t; -+ -+#define _LOCAL_VAR(l) ((l)->v[!in_interrupt() + !in_irq()]) -+ -+#define LOCAL_INIT(i) { { (i), 0, 0 } } -+ -+static inline unsigned long local_read(local_t *l) -+{ -+ return l->v[0] + l->v[1] + l->v[2]; -+} -+ -+static inline void local_set(local_t *l, unsigned long v) -+{ -+ l->v[0] = v; -+ l->v[1] = l->v[2] = 0; -+} -+ -+static inline void local_inc(local_t *l) -+{ -+ preempt_disable(); -+ _LOCAL_VAR(l)++; -+ preempt_enable(); -+} -+ -+static inline void local_dec(local_t *l) -+{ -+ preempt_disable(); -+ _LOCAL_VAR(l)--; -+ preempt_enable(); -+} -+ -+static inline void local_add(unsigned long v, local_t *l) -+{ -+ preempt_disable(); -+ _LOCAL_VAR(l) += v; -+ preempt_enable(); -+} -+ -+static inline void local_sub(unsigned long v, local_t *l) -+{ -+ preempt_disable(); -+ _LOCAL_VAR(l) -= v; -+ preempt_enable(); -+} -+ -+/* Non-atomic variants, ie. preemption disabled and won't be touched -+ * in interrupt, etc. Some archs can optimize this case well. */ -+#define __local_inc(l) ((l)->v[0]++) -+#define __local_dec(l) ((l)->v[0]--) -+#define __local_add(i,l) ((l)->v[0] += (i)) -+#define __local_sub(i,l) ((l)->v[0] -= (i)) -+ -+#endif /* Non-atomic implementation */ -+ -+/* Use these for per-cpu local_t variables: on some archs they are -+ * much more efficient than these naive implementations. Note they take -+ * a variable (eg. mystruct.foo), not an address. -+ */ -+#define cpu_local_read(v) local_read(&__get_cpu_var(v)) -+#define cpu_local_set(v, i) local_set(&__get_cpu_var(v), (i)) -+#define cpu_local_inc(v) local_inc(&__get_cpu_var(v)) -+#define cpu_local_dec(v) local_dec(&__get_cpu_var(v)) -+#define cpu_local_add(i, v) local_add((i), &__get_cpu_var(v)) -+#define cpu_local_sub(i, v) local_sub((i), &__get_cpu_var(v)) -+ -+/* Non-atomic increments, ie. preemption disabled and won't be touched -+ * in interrupt, etc. Some archs can optimize this case well. -+ */ -+#define __cpu_local_inc(v) __local_inc(&__get_cpu_var(v)) -+#define __cpu_local_dec(v) __local_dec(&__get_cpu_var(v)) -+#define __cpu_local_add(i, v) __local_add((i), &__get_cpu_var(v)) -+#define __cpu_local_sub(i, v) __local_sub((i), &__get_cpu_var(v)) -+ -+#endif /* _ASM_GENERIC_LOCAL_H */ ---- linux/include/asm-generic/pci-dma-compat.h -+++ linux/include/asm-generic/pci-dma-compat.h -@@ -0,0 +1,107 @@ -+/* include this file if the platform implements the dma_ DMA Mapping API -+ * and wants to provide the pci_ DMA Mapping API in terms of it */ -+ -+#ifndef _ASM_GENERIC_PCI_DMA_COMPAT_H -+#define _ASM_GENERIC_PCI_DMA_COMPAT_H -+ -+#include <linux/dma-mapping.h> -+ -+/* note pci_set_dma_mask isn't here, since it's a public function -+ * exported from drivers/pci, use dma_supported instead */ -+ -+static inline int -+pci_dma_supported(struct pci_dev *hwdev, u64 mask) -+{ -+ return dma_supported(hwdev == NULL ? NULL : &hwdev->dev, mask); -+} -+ -+static inline void * -+pci_alloc_consistent(struct pci_dev *hwdev, size_t size, -+ dma_addr_t *dma_handle) -+{ -+ return dma_alloc_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, dma_handle, GFP_ATOMIC); -+} -+ -+static inline void -+pci_free_consistent(struct pci_dev *hwdev, size_t size, -+ void *vaddr, dma_addr_t dma_handle) -+{ -+ dma_free_coherent(hwdev == NULL ? NULL : &hwdev->dev, size, vaddr, dma_handle); -+} -+ -+static inline dma_addr_t -+pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction) -+{ -+ return dma_map_single(hwdev == NULL ? NULL : &hwdev->dev, ptr, size, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr, -+ size_t size, int direction) -+{ -+ dma_unmap_single(hwdev == NULL ? NULL : &hwdev->dev, dma_addr, size, (enum dma_data_direction)direction); -+} -+ -+static inline dma_addr_t -+pci_map_page(struct pci_dev *hwdev, struct page *page, -+ unsigned long offset, size_t size, int direction) -+{ -+ return dma_map_page(hwdev == NULL ? NULL : &hwdev->dev, page, offset, size, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_unmap_page(struct pci_dev *hwdev, dma_addr_t dma_address, -+ size_t size, int direction) -+{ -+ dma_unmap_page(hwdev == NULL ? NULL : &hwdev->dev, dma_address, size, (enum dma_data_direction)direction); -+} -+ -+static inline int -+pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg, -+ int nents, int direction) -+{ -+ return dma_map_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg, -+ int nents, int direction) -+{ -+ dma_unmap_sg(hwdev == NULL ? NULL : &hwdev->dev, sg, nents, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t dma_handle, -+ size_t size, int direction) -+{ -+ dma_sync_single_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t dma_handle, -+ size_t size, int direction) -+{ -+ dma_sync_single_for_device(hwdev == NULL ? NULL : &hwdev->dev, dma_handle, size, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sg, -+ int nelems, int direction) -+{ -+ dma_sync_sg_for_cpu(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction); -+} -+ -+static inline void -+pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sg, -+ int nelems, int direction) -+{ -+ dma_sync_sg_for_device(hwdev == NULL ? NULL : &hwdev->dev, sg, nelems, (enum dma_data_direction)direction); -+} -+ -+static inline int -+pci_dma_mapping_error(dma_addr_t dma_addr) -+{ -+ return dma_mapping_error(dma_addr); -+} -+ -+#endif ---- linux/include/asm-generic/pci.h -+++ linux/include/asm-generic/pci.h -@@ -0,0 +1,34 @@ -+/* -+ * linux/include/asm-generic/pci.h -+ * -+ * Copyright (C) 2003 Russell King -+ */ -+#ifndef _ASM_GENERIC_PCI_H -+#define _ASM_GENERIC_PCI_H -+ -+/** -+ * pcibios_resource_to_bus - convert resource to PCI bus address -+ * @dev: device which owns this resource -+ * @region: converted bus-centric region (start,end) -+ * @res: resource to convert -+ * -+ * Convert a resource to a PCI device bus address or bus window. -+ */ -+static inline void -+pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, -+ struct resource *res) -+{ -+ region->start = res->start; -+ region->end = res->end; -+} -+ -+#define pcibios_scan_all_fns(a, b) 0 -+ -+#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ -+static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -+{ -+ return channel ? 15 : 14; -+} -+#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */ -+ -+#endif ---- linux/include/asm-generic/percpu.h -+++ linux/include/asm-generic/percpu.h -@@ -0,0 +1,42 @@ -+#ifndef _ASM_GENERIC_PERCPU_H_ -+#define _ASM_GENERIC_PERCPU_H_ -+#include <linux/compiler.h> -+ -+#define __GENERIC_PER_CPU -+#ifdef CONFIG_SMP -+ -+extern unsigned long __per_cpu_offset[NR_CPUS]; -+ -+/* Separate out the type, so (int[3], foo) works. */ -+#define DEFINE_PER_CPU(type, name) \ -+ __attribute__((__section__(".data.percpu"))) __typeof__(type) per_cpu__##name -+ -+/* var is in discarded region: offset to particular copy we want */ -+#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu])) -+#define __get_cpu_var(var) per_cpu(var, smp_processor_id()) -+ -+/* A macro to avoid #include hell... */ -+#define percpu_modcopy(pcpudst, src, size) \ -+do { \ -+ unsigned int __i; \ -+ for (__i = 0; __i < NR_CPUS; __i++) \ -+ if (cpu_possible(__i)) \ -+ memcpy((pcpudst)+__per_cpu_offset[__i], \ -+ (src), (size)); \ -+} while (0) -+#else /* ! SMP */ -+ -+#define DEFINE_PER_CPU(type, name) \ -+ __typeof__(type) per_cpu__##name -+ -+#define per_cpu(var, cpu) (*((void)cpu, &per_cpu__##var)) -+#define __get_cpu_var(var) per_cpu__##var -+ -+#endif /* SMP */ -+ -+#define DECLARE_PER_CPU(type, name) extern __typeof__(type) per_cpu__##name -+ -+#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) -+#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) -+ -+#endif /* _ASM_GENERIC_PERCPU_H_ */ ---- linux/include/asm-generic/pgtable.h -+++ linux/include/asm-generic/pgtable.h -@@ -0,0 +1,137 @@ -+#ifndef _ASM_GENERIC_PGTABLE_H -+#define _ASM_GENERIC_PGTABLE_H -+ -+#ifndef __HAVE_ARCH_PTEP_ESTABLISH -+/* -+ * Establish a new mapping: -+ * - flush the old one -+ * - update the page tables -+ * - inform the TLB about the new one -+ * -+ * We hold the mm semaphore for reading and vma->vm_mm->page_table_lock. -+ * -+ * Note: the old pte is known to not be writable, so we don't need to -+ * worry about dirty bits etc getting lost. -+ */ -+#ifndef __HAVE_ARCH_SET_PTE_ATOMIC -+#define ptep_establish(__vma, __address, __ptep, __entry) \ -+do { \ -+ set_pte(__ptep, __entry); \ -+ flush_tlb_page(__vma, __address); \ -+} while (0) -+#else /* __HAVE_ARCH_SET_PTE_ATOMIC */ -+#define ptep_establish(__vma, __address, __ptep, __entry) \ -+do { \ -+ set_pte_atomic(__ptep, __entry); \ -+ flush_tlb_page(__vma, __address); \ -+} while (0) -+#endif /* __HAVE_ARCH_SET_PTE_ATOMIC */ -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS -+/* -+ * Largely same as above, but only sets the access flags (dirty, -+ * accessed, and writable). Furthermore, we know it always gets set -+ * to a "more permissive" setting, which allows most architectures -+ * to optimize this. -+ */ -+#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ -+do { \ -+ set_pte(__ptep, __entry); \ -+ flush_tlb_page(__vma, __address); \ -+} while (0) -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG -+static inline int ptep_test_and_clear_young(pte_t *ptep) -+{ -+ pte_t pte = *ptep; -+ if (!pte_young(pte)) -+ return 0; -+ set_pte(ptep, pte_mkold(pte)); -+ return 1; -+} -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH -+#define ptep_clear_flush_young(__vma, __address, __ptep) \ -+({ \ -+ int __young = ptep_test_and_clear_young(__ptep); \ -+ if (__young) \ -+ flush_tlb_page(__vma, __address); \ -+ __young; \ -+}) -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY -+static inline int ptep_test_and_clear_dirty(pte_t *ptep) -+{ -+ pte_t pte = *ptep; -+ if (!pte_dirty(pte)) -+ return 0; -+ set_pte(ptep, pte_mkclean(pte)); -+ return 1; -+} -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_CLEAR_DIRTY_FLUSH -+#define ptep_clear_flush_dirty(__vma, __address, __ptep) \ -+({ \ -+ int __dirty = ptep_test_and_clear_dirty(__ptep); \ -+ if (__dirty) \ -+ flush_tlb_page(__vma, __address); \ -+ __dirty; \ -+}) -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR -+static inline pte_t ptep_get_and_clear(pte_t *ptep) -+{ -+ pte_t pte = *ptep; -+ pte_clear(ptep); -+ return pte; -+} -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_CLEAR_FLUSH -+#define ptep_clear_flush(__vma, __address, __ptep) \ -+({ \ -+ pte_t __pte = ptep_get_and_clear(__ptep); \ -+ flush_tlb_page(__vma, __address); \ -+ __pte; \ -+}) -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT -+static inline void ptep_set_wrprotect(pte_t *ptep) -+{ -+ pte_t old_pte = *ptep; -+ set_pte(ptep, pte_wrprotect(old_pte)); -+} -+#endif -+ -+#ifndef __HAVE_ARCH_PTEP_MKDIRTY -+static inline void ptep_mkdirty(pte_t *ptep) -+{ -+ pte_t old_pte = *ptep; -+ set_pte(ptep, pte_mkdirty(old_pte)); -+} -+#endif -+ -+#ifndef __HAVE_ARCH_PTE_SAME -+#define pte_same(A,B) (pte_val(A) == pte_val(B)) -+#endif -+ -+#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_DIRTY -+#define page_test_and_clear_dirty(page) (0) -+#endif -+ -+#ifndef __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG -+#define page_test_and_clear_young(page) (0) -+#endif -+ -+#ifndef __HAVE_ARCH_PGD_OFFSET_GATE -+#define pgd_offset_gate(mm, addr) pgd_offset(mm, addr) -+#endif -+ -+#endif /* _ASM_GENERIC_PGTABLE_H */ ---- linux/include/asm-generic/pgtable-nopmd.h -+++ linux/include/asm-generic/pgtable-nopmd.h -@@ -0,0 +1,60 @@ -+#ifndef _PGTABLE_NOPMD_H -+#define _PGTABLE_NOPMD_H -+ -+#ifndef __ASSEMBLY__ -+ -+#include <asm-generic/pgtable-nopud.h> -+ -+/* -+ * Having the pmd type consist of a pud gets the size right, and allows -+ * us to conceptually access the pud entry that this pmd is folded into -+ * without casting. -+ */ -+typedef struct { pud_t pud; } pmd_t; -+ -+#define PMD_SHIFT PUD_SHIFT -+#define PTRS_PER_PMD 1 -+#define PMD_SIZE (1UL << PMD_SHIFT) -+#define PMD_MASK (~(PMD_SIZE-1)) -+ -+/* -+ * The "pud_xxx()" functions here are trivial for a folded two-level -+ * setup: the pmd is never bad, and a pmd always exists (as it's folded -+ * into the pud entry) -+ */ -+static inline int pud_none(pud_t pud) { return 0; } -+static inline int pud_bad(pud_t pud) { return 0; } -+static inline int pud_present(pud_t pud) { return 1; } -+static inline void pud_clear(pud_t *pud) { } -+#define pmd_ERROR(pmd) (pud_ERROR((pmd).pud)) -+ -+#define pud_populate(mm, pmd, pte) do { } while (0) -+ -+/* -+ * (pmds are folded into puds so this doesn't get actually called, -+ * but the define is needed for a generic inline function.) -+ */ -+#define set_pud(pudptr, pudval) set_pmd((pmd_t *)(pudptr), (pmd_t) { pudval }) -+ -+static inline pmd_t * pmd_offset(pud_t * pud, unsigned long address) -+{ -+ return (pmd_t *)pud; -+} -+ -+#define pmd_val(x) (pud_val((x).pud)) -+#define __pmd(x) ((pmd_t) { __pud(x) } ) -+ -+#define pud_page(pud) (pmd_page((pmd_t){ pud })) -+#define pud_page_kernel(pud) (pmd_page_kernel((pmd_t){ pud })) -+ -+/* -+ * allocating and freeing a pmd is trivial: the 1-entry pmd is -+ * inside the pud, so has no extra memory associated with it. -+ */ -+#define pmd_alloc_one(mm, address) NULL -+#define pmd_free(x) do { } while (0) -+#define __pmd_free_tlb(tlb, x) do { } while (0) -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif /* _PGTABLE_NOPMD_H */ ---- linux/include/asm-generic/pgtable-nopud.h -+++ linux/include/asm-generic/pgtable-nopud.h -@@ -0,0 +1,56 @@ -+#ifndef _PGTABLE_NOPUD_H -+#define _PGTABLE_NOPUD_H -+ -+#ifndef __ASSEMBLY__ -+ -+/* -+ * Having the pud type consist of a pgd gets the size right, and allows -+ * us to conceptually access the pgd entry that this pud is folded into -+ * without casting. -+ */ -+typedef struct { pgd_t pgd; } pud_t; -+ -+#define PUD_SHIFT PGDIR_SHIFT -+#define PTRS_PER_PUD 1 -+#define PUD_SIZE (1UL << PUD_SHIFT) -+#define PUD_MASK (~(PUD_SIZE-1)) -+ -+/* -+ * The "pgd_xxx()" functions here are trivial for a folded two-level -+ * setup: the pud is never bad, and a pud always exists (as it's folded -+ * into the pgd entry) -+ */ -+static inline int pgd_none(pgd_t pgd) { return 0; } -+static inline int pgd_bad(pgd_t pgd) { return 0; } -+static inline int pgd_present(pgd_t pgd) { return 1; } -+static inline void pgd_clear(pgd_t *pgd) { } -+#define pud_ERROR(pud) (pgd_ERROR((pud).pgd)) -+ -+#define pgd_populate(mm, pgd, pud) do { } while (0) -+/* -+ * (puds are folded into pgds so this doesn't get actually called, -+ * but the define is needed for a generic inline function.) -+ */ -+#define set_pgd(pgdptr, pgdval) set_pud((pud_t *)(pgdptr), (pud_t) { pgdval }) -+ -+static inline pud_t * pud_offset(pgd_t * pgd, unsigned long address) -+{ -+ return (pud_t *)pgd; -+} -+ -+#define pud_val(x) (pgd_val((x).pgd)) -+#define __pud(x) ((pud_t) { __pgd(x) } ) -+ -+#define pgd_page(pgd) (pud_page((pud_t){ pgd })) -+#define pgd_page_kernel(pgd) (pud_page_kernel((pud_t){ pgd })) -+ -+/* -+ * allocating and freeing a pud is trivial: the 1-entry pud is -+ * inside the pgd, so has no extra memory associated with it. -+ */ -+#define pud_alloc_one(mm, address) NULL -+#define pud_free(x) do { } while (0) -+#define __pud_free_tlb(tlb, x) do { } while (0) -+ -+#endif /* __ASSEMBLY__ */ -+#endif /* _PGTABLE_NOPUD_H */ ---- linux/include/asm-generic/resource.h -+++ linux/include/asm-generic/resource.h -@@ -0,0 +1,60 @@ -+#ifndef _ASM_GENERIC_RESOURCE_H -+#define _ASM_GENERIC_RESOURCE_H -+ -+/* -+ * Resource limits -+ */ -+ -+/* Allow arch to control resource order */ -+#ifndef __ARCH_RLIMIT_ORDER -+#define RLIMIT_CPU 0 /* CPU time in ms */ -+#define RLIMIT_FSIZE 1 /* Maximum filesize */ -+#define RLIMIT_DATA 2 /* max data size */ -+#define RLIMIT_STACK 3 /* max stack size */ -+#define RLIMIT_CORE 4 /* max core file size */ -+#define RLIMIT_RSS 5 /* max resident set size */ -+#define RLIMIT_NPROC 6 /* max number of processes */ -+#define RLIMIT_NOFILE 7 /* max number of open files */ -+#define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */ -+#define RLIMIT_AS 9 /* address space limit */ -+#define RLIMIT_LOCKS 10 /* maximum file locks held */ -+#define RLIMIT_SIGPENDING 11 /* max number of pending signals */ -+#define RLIMIT_MSGQUEUE 12 /* maximum bytes in POSIX mqueues */ -+ -+#define RLIM_NLIMITS 13 -+#endif -+ -+/* -+ * SuS says limits have to be unsigned. -+ * Which makes a ton more sense anyway. -+ */ -+#ifndef RLIM_INFINITY -+#define RLIM_INFINITY (~0UL) -+#endif -+ -+#ifndef _STK_LIM_MAX -+#define _STK_LIM_MAX RLIM_INFINITY -+#endif -+ -+#ifdef __KERNEL__ -+ -+#define INIT_RLIMITS \ -+{ \ -+ [RLIMIT_CPU] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_FSIZE] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_DATA] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_STACK] = { _STK_LIM, _STK_LIM_MAX }, \ -+ [RLIMIT_CORE] = { 0, RLIM_INFINITY }, \ -+ [RLIMIT_RSS] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_NPROC] = { 0, 0 }, \ -+ [RLIMIT_NOFILE] = { INR_OPEN, INR_OPEN }, \ -+ [RLIMIT_MEMLOCK] = { MLOCK_LIMIT, MLOCK_LIMIT }, \ -+ [RLIMIT_AS] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_LOCKS] = { RLIM_INFINITY, RLIM_INFINITY }, \ -+ [RLIMIT_SIGPENDING] = { MAX_SIGPENDING, MAX_SIGPENDING }, \ -+ [RLIMIT_MSGQUEUE] = { MQ_BYTES_MAX, MQ_BYTES_MAX }, \ -+} -+ -+#endif /* __KERNEL__ */ -+ -+#endif ---- linux/include/asm-generic/rmap.h -+++ linux/include/asm-generic/rmap.h -@@ -0,0 +1,90 @@ -+#ifndef _GENERIC_RMAP_H -+#define _GENERIC_RMAP_H -+/* -+ * linux/include/asm-generic/rmap.h -+ * -+ * Architecture dependent parts of the reverse mapping code, -+ * this version should work for most architectures with a -+ * 'normal' page table layout. -+ * -+ * We use the struct page of the page table page to find out -+ * the process and full address of a page table entry: -+ * - page->mapping points to the process' mm_struct -+ * - page->index has the high bits of the address -+ * - the lower bits of the address are calculated from the -+ * offset of the page table entry within the page table page -+ * -+ * For CONFIG_HIGHPTE, we need to represent the address of a pte in a -+ * scalar pte_addr_t. The pfn of the pte's page is shifted left by PAGE_SIZE -+ * bits and is then ORed with the byte offset of the pte within its page. -+ * -+ * For CONFIG_HIGHMEM4G, the pte_addr_t is 32 bits. 20 for the pfn, 12 for -+ * the offset. -+ * -+ * For CONFIG_HIGHMEM64G, the pte_addr_t is 64 bits. 52 for the pfn, 12 for -+ * the offset. -+ */ -+#include <linux/mm.h> -+ -+static inline void pgtable_add_rmap(struct page * page, struct mm_struct * mm, unsigned long address) -+{ -+#ifdef BROKEN_PPC_PTE_ALLOC_ONE -+ /* OK, so PPC calls pte_alloc() before mem_map[] is setup ... ;( */ -+ extern int mem_init_done; -+ -+ if (!mem_init_done) -+ return; -+#endif -+ page->mapping = (void *)mm; -+ page->index = address & ~((PTRS_PER_PTE * PAGE_SIZE) - 1); -+ inc_page_state(nr_page_table_pages); -+} -+ -+static inline void pgtable_remove_rmap(struct page * page) -+{ -+ page->mapping = NULL; -+ page->index = 0; -+ dec_page_state(nr_page_table_pages); -+} -+ -+static inline struct mm_struct * ptep_to_mm(pte_t * ptep) -+{ -+ struct page * page = kmap_atomic_to_page(ptep); -+ return (struct mm_struct *) page->mapping; -+} -+ -+static inline unsigned long ptep_to_address(pte_t * ptep) -+{ -+ struct page * page = kmap_atomic_to_page(ptep); -+ unsigned long low_bits; -+ low_bits = ((unsigned long)ptep & ~PAGE_MASK) * PTRS_PER_PTE; -+ return page->index + low_bits; -+} -+ -+#ifdef CONFIG_HIGHPTE -+static inline pte_addr_t ptep_to_paddr(pte_t *ptep) -+{ -+ pte_addr_t paddr; -+ paddr = ((pte_addr_t)page_to_pfn(kmap_atomic_to_page(ptep))) << PAGE_SHIFT; -+ return paddr + (pte_addr_t)((unsigned long)ptep & ~PAGE_MASK); -+} -+#else -+static inline pte_addr_t ptep_to_paddr(pte_t *ptep) -+{ -+ return (pte_addr_t)ptep; -+} -+#endif -+ -+#ifndef CONFIG_HIGHPTE -+static inline pte_t *rmap_ptep_map(pte_addr_t pte_paddr) -+{ -+ return (pte_t *)pte_paddr; -+} -+ -+static inline void rmap_ptep_unmap(pte_t *pte) -+{ -+ return; -+} -+#endif -+ -+#endif /* _GENERIC_RMAP_H */ ---- linux/include/asm-generic/rtc.h -+++ linux/include/asm-generic/rtc.h -@@ -0,0 +1,213 @@ -+/* -+ * inclue/asm-generic/rtc.h -+ * -+ * Author: Tom Rini <trini@mvista.com> -+ * -+ * Based on: -+ * drivers/char/rtc.c -+ * -+ * Please read the COPYING file for all license details. -+ */ -+ -+#ifndef __ASM_RTC_H__ -+#define __ASM_RTC_H__ -+ -+#ifdef __KERNEL__ -+ -+#include <linux/mc146818rtc.h> -+#include <linux/rtc.h> -+#include <linux/bcd.h> -+ -+#define RTC_PIE 0x40 /* periodic interrupt enable */ -+#define RTC_AIE 0x20 /* alarm interrupt enable */ -+#define RTC_UIE 0x10 /* update-finished interrupt enable */ -+ -+/* some dummy definitions */ -+#define RTC_BATT_BAD 0x100 /* battery bad */ -+#define RTC_SQWE 0x08 /* enable square-wave output */ -+#define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */ -+#define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */ -+#define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */ -+ -+/* -+ * Returns true if a clock update is in progress -+ */ -+static inline unsigned char rtc_is_updating(void) -+{ -+ unsigned char uip; -+ -+ spin_lock_irq(&rtc_lock); -+ uip = (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP); -+ spin_unlock_irq(&rtc_lock); -+ return uip; -+} -+ -+static inline unsigned int get_rtc_time(struct rtc_time *time) -+{ -+ unsigned long uip_watchdog = jiffies; -+ unsigned char ctrl; -+#ifdef CONFIG_MACH_DECSTATION -+ unsigned int real_year; -+#endif -+ -+ /* -+ * read RTC once any update in progress is done. The update -+ * can take just over 2ms. We wait 10 to 20ms. There is no need to -+ * to poll-wait (up to 1s - eeccch) for the falling edge of RTC_UIP. -+ * If you need to know *exactly* when a second has started, enable -+ * periodic update complete interrupts, (via ioctl) and then -+ * immediately read /dev/rtc which will block until you get the IRQ. -+ * Once the read clears, read the RTC time (again via ioctl). Easy. -+ */ -+ -+ if (rtc_is_updating() != 0) -+ while (jiffies - uip_watchdog < 2*HZ/100) { -+ barrier(); -+ cpu_relax(); -+ } -+ -+ /* -+ * Only the values that we read from the RTC are set. We leave -+ * tm_wday, tm_yday and tm_isdst untouched. Even though the -+ * RTC has RTC_DAY_OF_WEEK, we ignore it, as it is only updated -+ * by the RTC when initially set to a non-zero value. -+ */ -+ spin_lock_irq(&rtc_lock); -+ time->tm_sec = CMOS_READ(RTC_SECONDS); -+ time->tm_min = CMOS_READ(RTC_MINUTES); -+ time->tm_hour = CMOS_READ(RTC_HOURS); -+ time->tm_mday = CMOS_READ(RTC_DAY_OF_MONTH); -+ time->tm_mon = CMOS_READ(RTC_MONTH); -+ time->tm_year = CMOS_READ(RTC_YEAR); -+#ifdef CONFIG_MACH_DECSTATION -+ real_year = CMOS_READ(RTC_DEC_YEAR); -+#endif -+ ctrl = CMOS_READ(RTC_CONTROL); -+ spin_unlock_irq(&rtc_lock); -+ -+ if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD) -+ { -+ BCD_TO_BIN(time->tm_sec); -+ BCD_TO_BIN(time->tm_min); -+ BCD_TO_BIN(time->tm_hour); -+ BCD_TO_BIN(time->tm_mday); -+ BCD_TO_BIN(time->tm_mon); -+ BCD_TO_BIN(time->tm_year); -+ } -+ -+#ifdef CONFIG_MACH_DECSTATION -+ time->tm_year += real_year - 72; -+#endif -+ -+ /* -+ * Account for differences between how the RTC uses the values -+ * and how they are defined in a struct rtc_time; -+ */ -+ if (time->tm_year <= 69) -+ time->tm_year += 100; -+ -+ time->tm_mon--; -+ -+ return RTC_24H; -+} -+ -+/* Set the current date and time in the real time clock. */ -+static inline int set_rtc_time(struct rtc_time *time) -+{ -+ unsigned char mon, day, hrs, min, sec; -+ unsigned char save_control, save_freq_select; -+ unsigned int yrs; -+#ifdef CONFIG_MACH_DECSTATION -+ unsigned int real_yrs, leap_yr; -+#endif -+ -+ yrs = time->tm_year; -+ mon = time->tm_mon + 1; /* tm_mon starts at zero */ -+ day = time->tm_mday; -+ hrs = time->tm_hour; -+ min = time->tm_min; -+ sec = time->tm_sec; -+ -+ if (yrs > 255) /* They are unsigned */ -+ return -EINVAL; -+ -+ spin_lock_irq(&rtc_lock); -+#ifdef CONFIG_MACH_DECSTATION -+ real_yrs = yrs; -+ leap_yr = ((!((yrs + 1900) % 4) && ((yrs + 1900) % 100)) || -+ !((yrs + 1900) % 400)); -+ yrs = 72; -+ -+ /* -+ * We want to keep the year set to 73 until March -+ * for non-leap years, so that Feb, 29th is handled -+ * correctly. -+ */ -+ if (!leap_yr && mon < 3) { -+ real_yrs--; -+ yrs = 73; -+ } -+#endif -+ /* These limits and adjustments are independent of -+ * whether the chip is in binary mode or not. -+ */ -+ if (yrs > 169) { -+ spin_unlock_irq(&rtc_lock); -+ return -EINVAL; -+ } -+ -+ if (yrs >= 100) -+ yrs -= 100; -+ -+ if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) -+ || RTC_ALWAYS_BCD) { -+ BIN_TO_BCD(sec); -+ BIN_TO_BCD(min); -+ BIN_TO_BCD(hrs); -+ BIN_TO_BCD(day); -+ BIN_TO_BCD(mon); -+ BIN_TO_BCD(yrs); -+ } -+ -+ save_control = CMOS_READ(RTC_CONTROL); -+ CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL); -+ save_freq_select = CMOS_READ(RTC_FREQ_SELECT); -+ CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT); -+ -+#ifdef CONFIG_MACH_DECSTATION -+ CMOS_WRITE(real_yrs, RTC_DEC_YEAR); -+#endif -+ CMOS_WRITE(yrs, RTC_YEAR); -+ CMOS_WRITE(mon, RTC_MONTH); -+ CMOS_WRITE(day, RTC_DAY_OF_MONTH); -+ CMOS_WRITE(hrs, RTC_HOURS); -+ CMOS_WRITE(min, RTC_MINUTES); -+ CMOS_WRITE(sec, RTC_SECONDS); -+ -+ CMOS_WRITE(save_control, RTC_CONTROL); -+ CMOS_WRITE(save_freq_select, RTC_FREQ_SELECT); -+ -+ spin_unlock_irq(&rtc_lock); -+ -+ return 0; -+} -+ -+static inline unsigned int get_rtc_ss(void) -+{ -+ struct rtc_time h; -+ -+ get_rtc_time(&h); -+ return h.tm_sec; -+} -+ -+static inline int get_rtc_pll(struct rtc_pll_info *pll) -+{ -+ return -EINVAL; -+} -+static inline int set_rtc_pll(struct rtc_pll_info *pll) -+{ -+ return -EINVAL; -+} -+ -+#endif /* __KERNEL__ */ -+#endif /* __ASM_RTC_H__ */ ---- linux/include/asm-generic/sections.h -+++ linux/include/asm-generic/sections.h -@@ -0,0 +1,13 @@ -+#ifndef _ASM_GENERIC_SECTIONS_H_ -+#define _ASM_GENERIC_SECTIONS_H_ -+ -+/* References to section boundaries */ -+ -+extern char _text[], _stext[], _etext[]; -+extern char _data[], _sdata[], _edata[]; -+extern char __bss_start[], __bss_stop[]; -+extern char __init_begin[], __init_end[]; -+extern char _sinittext[], _einittext[]; -+extern char _end[]; -+ -+#endif /* _ASM_GENERIC_SECTIONS_H_ */ ---- linux/include/asm-generic/siginfo.h -+++ linux/include/asm-generic/siginfo.h -@@ -0,0 +1,288 @@ -+#ifndef _ASM_GENERIC_SIGINFO_H -+#define _ASM_GENERIC_SIGINFO_H -+ -+#include <linux/compiler.h> -+#include <linux/types.h> -+#include <linux/resource.h> -+ -+typedef union sigval { -+ int sival_int; -+ void __user *sival_ptr; -+} sigval_t; -+ -+/* -+ * This is the size (including padding) of the part of the -+ * struct siginfo that is before the union. -+ */ -+#ifndef __ARCH_SI_PREAMBLE_SIZE -+#define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int)) -+#endif -+ -+#define SI_MAX_SIZE 128 -+#ifndef SI_PAD_SIZE -+#define SI_PAD_SIZE ((SI_MAX_SIZE - __ARCH_SI_PREAMBLE_SIZE) / sizeof(int)) -+#endif -+ -+#ifndef __ARCH_SI_UID_T -+#define __ARCH_SI_UID_T uid_t -+#endif -+ -+/* -+ * The default "si_band" type is "long", as specified by POSIX. -+ * However, some architectures want to override this to "int" -+ * for historical compatibility reasons, so we allow that. -+ */ -+#ifndef __ARCH_SI_BAND_T -+#define __ARCH_SI_BAND_T long -+#endif -+ -+#ifndef HAVE_ARCH_SIGINFO_T -+ -+typedef struct siginfo { -+ int si_signo; -+ int si_errno; -+ int si_code; -+ -+ union { -+ int _pad[SI_PAD_SIZE]; -+ -+ /* kill() */ -+ struct { -+ pid_t _pid; /* sender's pid */ -+ __ARCH_SI_UID_T _uid; /* sender's uid */ -+ } _kill; -+ -+ /* POSIX.1b timers */ -+ struct { -+ timer_t _tid; /* timer id */ -+ int _overrun; /* overrun count */ -+ char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)]; -+ sigval_t _sigval; /* same as below */ -+ int _sys_private; /* not to be passed to user */ -+ } _timer; -+ -+ /* POSIX.1b signals */ -+ struct { -+ pid_t _pid; /* sender's pid */ -+ __ARCH_SI_UID_T _uid; /* sender's uid */ -+ sigval_t _sigval; -+ } _rt; -+ -+ /* SIGCHLD */ -+ struct { -+ pid_t _pid; /* which child */ -+ __ARCH_SI_UID_T _uid; /* sender's uid */ -+ int _status; /* exit code */ -+ clock_t _utime; -+ clock_t _stime; -+ } _sigchld; -+ -+ /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */ -+ struct { -+ void __user *_addr; /* faulting insn/memory ref. */ -+#ifdef __ARCH_SI_TRAPNO -+ int _trapno; /* TRAP # which caused the signal */ -+#endif -+ } _sigfault; -+ -+ /* SIGPOLL */ -+ struct { -+ __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */ -+ int _fd; -+ } _sigpoll; -+ } _sifields; -+} siginfo_t; -+ -+#endif -+ -+/* -+ * How these fields are to be accessed. -+ */ -+#define si_pid _sifields._kill._pid -+#define si_uid _sifields._kill._uid -+#define si_tid _sifields._timer._tid -+#define si_overrun _sifields._timer._overrun -+#define si_sys_private _sifields._timer._sys_private -+#define si_status _sifields._sigchld._status -+#define si_utime _sifields._sigchld._utime -+#define si_stime _sifields._sigchld._stime -+#define si_value _sifields._rt._sigval -+#define si_int _sifields._rt._sigval.sival_int -+#define si_ptr _sifields._rt._sigval.sival_ptr -+#define si_addr _sifields._sigfault._addr -+#ifdef __ARCH_SI_TRAPNO -+#define si_trapno _sifields._sigfault._trapno -+#endif -+#define si_band _sifields._sigpoll._band -+#define si_fd _sifields._sigpoll._fd -+ -+#ifdef __KERNEL__ -+#define __SI_MASK 0xffff0000u -+#define __SI_KILL (0 << 16) -+#define __SI_TIMER (1 << 16) -+#define __SI_POLL (2 << 16) -+#define __SI_FAULT (3 << 16) -+#define __SI_CHLD (4 << 16) -+#define __SI_RT (5 << 16) -+#define __SI_MESGQ (6 << 16) -+#define __SI_CODE(T,N) ((T) | ((N) & 0xffff)) -+#else -+#define __SI_KILL 0 -+#define __SI_TIMER 0 -+#define __SI_POLL 0 -+#define __SI_FAULT 0 -+#define __SI_CHLD 0 -+#define __SI_RT 0 -+#define __SI_MESGQ 0 -+#define __SI_CODE(T,N) (N) -+#endif -+ -+/* -+ * si_code values -+ * Digital reserves positive values for kernel-generated signals. -+ */ -+#define SI_USER 0 /* sent by kill, sigsend, raise */ -+#define SI_KERNEL 0x80 /* sent by the kernel from somewhere */ -+#define SI_QUEUE -1 /* sent by sigqueue */ -+#define SI_TIMER __SI_CODE(__SI_TIMER,-2) /* sent by timer expiration */ -+#define SI_MESGQ __SI_CODE(__SI_MESGQ,-3) /* sent by real time mesq state change */ -+#define SI_ASYNCIO -4 /* sent by AIO completion */ -+#define SI_SIGIO -5 /* sent by queued SIGIO */ -+#define SI_TKILL -6 /* sent by tkill system call */ -+#define SI_DETHREAD -7 /* sent by execve() killing subsidiary threads */ -+ -+#define SI_FROMUSER(siptr) ((siptr)->si_code <= 0) -+#define SI_FROMKERNEL(siptr) ((siptr)->si_code > 0) -+ -+/* -+ * SIGILL si_codes -+ */ -+#define ILL_ILLOPC (__SI_FAULT|1) /* illegal opcode */ -+#define ILL_ILLOPN (__SI_FAULT|2) /* illegal operand */ -+#define ILL_ILLADR (__SI_FAULT|3) /* illegal addressing mode */ -+#define ILL_ILLTRP (__SI_FAULT|4) /* illegal trap */ -+#define ILL_PRVOPC (__SI_FAULT|5) /* privileged opcode */ -+#define ILL_PRVREG (__SI_FAULT|6) /* privileged register */ -+#define ILL_COPROC (__SI_FAULT|7) /* coprocessor error */ -+#define ILL_BADSTK (__SI_FAULT|8) /* internal stack error */ -+#define NSIGILL 8 -+ -+/* -+ * SIGFPE si_codes -+ */ -+#define FPE_INTDIV (__SI_FAULT|1) /* integer divide by zero */ -+#define FPE_INTOVF (__SI_FAULT|2) /* integer overflow */ -+#define FPE_FLTDIV (__SI_FAULT|3) /* floating point divide by zero */ -+#define FPE_FLTOVF (__SI_FAULT|4) /* floating point overflow */ -+#define FPE_FLTUND (__SI_FAULT|5) /* floating point underflow */ -+#define FPE_FLTRES (__SI_FAULT|6) /* floating point inexact result */ -+#define FPE_FLTINV (__SI_FAULT|7) /* floating point invalid operation */ -+#define FPE_FLTSUB (__SI_FAULT|8) /* subscript out of range */ -+#define NSIGFPE 8 -+ -+/* -+ * SIGSEGV si_codes -+ */ -+#define SEGV_MAPERR (__SI_FAULT|1) /* address not mapped to object */ -+#define SEGV_ACCERR (__SI_FAULT|2) /* invalid permissions for mapped object */ -+#define NSIGSEGV 2 -+ -+/* -+ * SIGBUS si_codes -+ */ -+#define BUS_ADRALN (__SI_FAULT|1) /* invalid address alignment */ -+#define BUS_ADRERR (__SI_FAULT|2) /* non-existant physical address */ -+#define BUS_OBJERR (__SI_FAULT|3) /* object specific hardware error */ -+#define NSIGBUS 3 -+ -+/* -+ * SIGTRAP si_codes -+ */ -+#define TRAP_BRKPT (__SI_FAULT|1) /* process breakpoint */ -+#define TRAP_TRACE (__SI_FAULT|2) /* process trace trap */ -+#define NSIGTRAP 2 -+ -+/* -+ * SIGCHLD si_codes -+ */ -+#define CLD_EXITED (__SI_CHLD|1) /* child has exited */ -+#define CLD_KILLED (__SI_CHLD|2) /* child was killed */ -+#define CLD_DUMPED (__SI_CHLD|3) /* child terminated abnormally */ -+#define CLD_TRAPPED (__SI_CHLD|4) /* traced child has trapped */ -+#define CLD_STOPPED (__SI_CHLD|5) /* child has stopped */ -+#define CLD_CONTINUED (__SI_CHLD|6) /* stopped child has continued */ -+#define NSIGCHLD 6 -+ -+/* -+ * SIGPOLL si_codes -+ */ -+#define POLL_IN (__SI_POLL|1) /* data input available */ -+#define POLL_OUT (__SI_POLL|2) /* output buffers available */ -+#define POLL_MSG (__SI_POLL|3) /* input message available */ -+#define POLL_ERR (__SI_POLL|4) /* i/o error */ -+#define POLL_PRI (__SI_POLL|5) /* high priority input available */ -+#define POLL_HUP (__SI_POLL|6) /* device disconnected */ -+#define NSIGPOLL 6 -+ -+/* -+ * sigevent definitions -+ * -+ * It seems likely that SIGEV_THREAD will have to be handled from -+ * userspace, libpthread transmuting it to SIGEV_SIGNAL, which the -+ * thread manager then catches and does the appropriate nonsense. -+ * However, everything is written out here so as to not get lost. -+ */ -+#define SIGEV_SIGNAL 0 /* notify via signal */ -+#define SIGEV_NONE 1 /* other notification: meaningless */ -+#define SIGEV_THREAD 2 /* deliver via thread creation */ -+#define SIGEV_THREAD_ID 4 /* deliver to thread */ -+ -+#define SIGEV_MAX_SIZE 64 -+#ifndef SIGEV_PAD_SIZE -+#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 3) -+#endif -+ -+typedef struct sigevent { -+ sigval_t sigev_value; -+ int sigev_signo; -+ int sigev_notify; -+ union { -+ int _pad[SIGEV_PAD_SIZE]; -+ int _tid; -+ -+ struct { -+ void (*_function)(sigval_t); -+ void *_attribute; /* really pthread_attr_t */ -+ } _sigev_thread; -+ } _sigev_un; -+} sigevent_t; -+ -+#define sigev_notify_function _sigev_un._sigev_thread._function -+#define sigev_notify_attributes _sigev_un._sigev_thread._attribute -+#define sigev_notify_thread_id _sigev_un._tid -+ -+#ifdef __KERNEL__ -+ -+struct siginfo; -+void do_schedule_next_timer(struct siginfo *info); -+ -+#ifndef HAVE_ARCH_COPY_SIGINFO -+ -+#include <linux/string.h> -+ -+static inline void copy_siginfo(struct siginfo *to, struct siginfo *from) -+{ -+ if (from->si_code < 0) -+ memcpy(to, from, sizeof(*to)); -+ else -+ /* _sigchld is currently the largest know union member */ -+ memcpy(to, from, __ARCH_SI_PREAMBLE_SIZE + sizeof(from->_sifields._sigchld)); -+} -+ -+#endif -+ -+extern int copy_siginfo_to_user(struct siginfo __user *to, struct siginfo *from); -+ -+#endif /* __KERNEL__ */ -+ -+#endif ---- linux/include/asm-generic/statfs.h -+++ linux/include/asm-generic/statfs.h -@@ -0,0 +1,51 @@ -+#ifndef _GENERIC_STATFS_H -+#define _GENERIC_STATFS_H -+ -+#ifndef __KERNEL_STRICT_NAMES -+# include <linux/types.h> -+typedef __kernel_fsid_t fsid_t; -+#endif -+ -+struct statfs { -+ __u32 f_type; -+ __u32 f_bsize; -+ __u32 f_blocks; -+ __u32 f_bfree; -+ __u32 f_bavail; -+ __u32 f_files; -+ __u32 f_ffree; -+ __kernel_fsid_t f_fsid; -+ __u32 f_namelen; -+ __u32 f_frsize; -+ __u32 f_spare[5]; -+}; -+ -+struct statfs64 { -+ __u32 f_type; -+ __u32 f_bsize; -+ __u64 f_blocks; -+ __u64 f_bfree; -+ __u64 f_bavail; -+ __u64 f_files; -+ __u64 f_ffree; -+ __kernel_fsid_t f_fsid; -+ __u32 f_namelen; -+ __u32 f_frsize; -+ __u32 f_spare[5]; -+}; -+ -+struct compat_statfs64 { -+ __u32 f_type; -+ __u32 f_bsize; -+ __u64 f_blocks; -+ __u64 f_bfree; -+ __u64 f_bavail; -+ __u64 f_files; -+ __u64 f_ffree; -+ __kernel_fsid_t f_fsid; -+ __u32 f_namelen; -+ __u32 f_frsize; -+ __u32 f_spare[5]; -+}; -+ -+#endif ---- linux/include/asm-generic/termios.h -+++ linux/include/asm-generic/termios.h -@@ -0,0 +1,69 @@ -+/* termios.h: generic termios/termio user copying/translation -+ */ -+ -+#ifndef _ASM_GENERIC_TERMIOS_H -+#define _ASM_GENERIC_TERMIOS_H -+ -+#include <asm/uaccess.h> -+ -+#ifndef __ARCH_TERMIO_GETPUT -+ -+/* -+ * Translate a "termio" structure into a "termios". Ugh. -+ */ -+static inline int user_termio_to_kernel_termios(struct termios *termios, -+ struct termio __user *termio) -+{ -+ unsigned short tmp; -+ -+ if (get_user(tmp, &termio->c_iflag) < 0) -+ goto fault; -+ termios->c_iflag = (0xffff0000 & termios->c_iflag) | tmp; -+ -+ if (get_user(tmp, &termio->c_oflag) < 0) -+ goto fault; -+ termios->c_oflag = (0xffff0000 & termios->c_oflag) | tmp; -+ -+ if (get_user(tmp, &termio->c_cflag) < 0) -+ goto fault; -+ termios->c_cflag = (0xffff0000 & termios->c_cflag) | tmp; -+ -+ if (get_user(tmp, &termio->c_lflag) < 0) -+ goto fault; -+ termios->c_lflag = (0xffff0000 & termios->c_lflag) | tmp; -+ -+ if (get_user(termios->c_line, &termio->c_line) < 0) -+ goto fault; -+ -+ if (copy_from_user(termios->c_cc, termio->c_cc, NCC) != 0) -+ goto fault; -+ -+ return 0; -+ -+ fault: -+ return -EFAULT; -+} -+ -+/* -+ * Translate a "termios" structure into a "termio". Ugh. -+ */ -+static inline int kernel_termios_to_user_termio(struct termio __user *termio, -+ struct termios *termios) -+{ -+ if (put_user(termios->c_iflag, &termio->c_iflag) < 0 || -+ put_user(termios->c_oflag, &termio->c_oflag) < 0 || -+ put_user(termios->c_cflag, &termio->c_cflag) < 0 || -+ put_user(termios->c_lflag, &termio->c_lflag) < 0 || -+ put_user(termios->c_line, &termio->c_line) < 0 || -+ copy_to_user(termio->c_cc, termios->c_cc, NCC) != 0) -+ return -EFAULT; -+ -+ return 0; -+} -+ -+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) -+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) -+ -+#endif /* __ARCH_TERMIO_GETPUT */ -+ -+#endif /* _ASM_GENERIC_TERMIOS_H */ ---- linux/include/asm-generic/tlb.h -+++ linux/include/asm-generic/tlb.h -@@ -0,0 +1,160 @@ -+/* asm-generic/tlb.h -+ * -+ * Generic TLB shootdown code -+ * -+ * Copyright 2001 Red Hat, Inc. -+ * Based on code from mm/memory.c Copyright Linus Torvalds and others. -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * as published by the Free Software Foundation; either version -+ * 2 of the License, or (at your option) any later version. -+ */ -+#ifndef _ASM_GENERIC__TLB_H -+#define _ASM_GENERIC__TLB_H -+ -+// #include <linux/config.h> -+#include <linux/swap.h> -+#include <asm/pgalloc.h> -+#include <asm/tlbflush.h> -+ -+/* -+ * For UP we don't need to worry about TLB flush -+ * and page free order so much.. -+ */ -+#ifdef CONFIG_SMP -+ #define FREE_PTE_NR 506 -+ #define tlb_fast_mode(tlb) ((tlb)->nr == ~0U) -+#else -+ #define FREE_PTE_NR 1 -+ #define tlb_fast_mode(tlb) 1 -+#endif -+ -+/* struct mmu_gather is an opaque type used by the mm code for passing around -+ * any data needed by arch specific code for tlb_remove_page. This structure -+ * can be per-CPU or per-MM as the page table lock is held for the duration of -+ * TLB shootdown. -+ */ -+struct mmu_gather { -+ struct mm_struct *mm; -+ unsigned int nr; /* set to ~0U means fast mode */ -+ unsigned int need_flush;/* Really unmapped some ptes? */ -+ unsigned int fullmm; /* non-zero means full mm flush */ -+ unsigned long freed; -+ struct page * pages[FREE_PTE_NR]; -+}; -+ -+/* Users of the generic TLB shootdown code must declare this storage space. */ -+DECLARE_PER_CPU(struct mmu_gather, mmu_gathers); -+ -+/* tlb_gather_mmu -+ * Return a pointer to an initialized struct mmu_gather. -+ */ -+static inline struct mmu_gather * -+tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) -+{ -+ struct mmu_gather *tlb = &per_cpu(mmu_gathers, smp_processor_id()); -+ -+ tlb->mm = mm; -+ -+ /* Use fast mode if only one CPU is online */ -+ tlb->nr = num_online_cpus() > 1 ? 0U : ~0U; -+ -+ tlb->fullmm = full_mm_flush; -+ tlb->freed = 0; -+ -+ return tlb; -+} -+ -+static inline void -+tlb_flush_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) -+{ -+ if (!tlb->need_flush) -+ return; -+ tlb->need_flush = 0; -+ tlb_flush(tlb); -+ if (!tlb_fast_mode(tlb)) { -+ free_pages_and_swap_cache(tlb->pages, tlb->nr); -+ tlb->nr = 0; -+ } -+} -+ -+/* tlb_finish_mmu -+ * Called at the end of the shootdown operation to free up any resources -+ * that were required. The page table lock is still held at this point. -+ */ -+static inline void -+tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) -+{ -+ int freed = tlb->freed; -+ struct mm_struct *mm = tlb->mm; -+ int rss = mm->rss; -+ -+ if (rss < freed) -+ freed = rss; -+ mm->rss = rss - freed; -+ tlb_flush_mmu(tlb, start, end); -+ -+ /* keep the page table cache within bounds */ -+ check_pgt_cache(); -+} -+ -+static inline unsigned int -+tlb_is_full_mm(struct mmu_gather *tlb) -+{ -+ return tlb->fullmm; -+} -+ -+/* tlb_remove_page -+ * Must perform the equivalent to __free_pte(pte_get_and_clear(ptep)), while -+ * handling the additional races in SMP caused by other CPUs caching valid -+ * mappings in their TLBs. -+ */ -+static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) -+{ -+ tlb->need_flush = 1; -+ if (tlb_fast_mode(tlb)) { -+ free_page_and_swap_cache(page); -+ return; -+ } -+ tlb->pages[tlb->nr++] = page; -+ if (tlb->nr >= FREE_PTE_NR) -+ tlb_flush_mmu(tlb, 0, 0); -+} -+ -+/** -+ * tlb_remove_tlb_entry - remember a pte unmapping for later tlb invalidation. -+ * -+ * Record the fact that pte's were really umapped in ->need_flush, so we can -+ * later optimise away the tlb invalidate. This helps when userspace is -+ * unmapping already-unmapped pages, which happens quite a lot. -+ */ -+#define tlb_remove_tlb_entry(tlb, ptep, address) \ -+ do { \ -+ tlb->need_flush = 1; \ -+ __tlb_remove_tlb_entry(tlb, ptep, address); \ -+ } while (0) -+ -+#define pte_free_tlb(tlb, ptep) \ -+ do { \ -+ tlb->need_flush = 1; \ -+ __pte_free_tlb(tlb, ptep); \ -+ } while (0) -+ -+#ifndef __ARCH_HAS_4LEVEL_HACK -+#define pud_free_tlb(tlb, pudp) \ -+ do { \ -+ tlb->need_flush = 1; \ -+ __pud_free_tlb(tlb, pudp); \ -+ } while (0) -+#endif -+ -+#define pmd_free_tlb(tlb, pmdp) \ -+ do { \ -+ tlb->need_flush = 1; \ -+ __pmd_free_tlb(tlb, pmdp); \ -+ } while (0) -+ -+#define tlb_migrate_finish(mm) do {} while (0) -+ -+#endif /* _ASM_GENERIC__TLB_H */ ---- linux/include/asm-generic/topology.h -+++ linux/include/asm-generic/topology.h -@@ -0,0 +1,48 @@ -+/* -+ * linux/include/asm-generic/topology.h -+ * -+ * Written by: Matthew Dobson, IBM Corporation -+ * -+ * Copyright (C) 2002, IBM Corp. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * Send feedback to <colpatch@us.ibm.com> -+ */ -+#ifndef _ASM_GENERIC_TOPOLOGY_H -+#define _ASM_GENERIC_TOPOLOGY_H -+ -+/* Other architectures wishing to use this simple topology API should fill -+ in the below functions as appropriate in their own <asm/topology.h> file. */ -+#ifndef cpu_to_node -+#define cpu_to_node(cpu) (0) -+#endif -+#ifndef parent_node -+#define parent_node(node) (0) -+#endif -+#ifndef node_to_cpumask -+#define node_to_cpumask(node) (cpu_online_map) -+#endif -+#ifndef node_to_first_cpu -+#define node_to_first_cpu(node) (0) -+#endif -+#ifndef pcibus_to_cpumask -+#define pcibus_to_cpumask(bus) (cpu_online_map) -+#endif -+ -+#endif /* _ASM_GENERIC_TOPOLOGY_H */ ---- linux/include/asm-generic/uaccess.h -+++ linux/include/asm-generic/uaccess.h -@@ -0,0 +1,26 @@ -+#ifndef _ASM_GENERIC_UACCESS_H_ -+#define _ASM_GENERIC_UACCESS_H_ -+ -+/* -+ * This macro should be used instead of __get_user() when accessing -+ * values at locations that are not known to be aligned. -+ */ -+#define __get_user_unaligned(x, ptr) \ -+({ \ -+ __typeof__ (*(ptr)) __x; \ -+ __copy_from_user(&__x, (ptr), sizeof(*(ptr))) ? -EFAULT : 0; \ -+ (x) = __x; \ -+}) -+ -+ -+/* -+ * This macro should be used instead of __put_user() when accessing -+ * values at locations that are not known to be aligned. -+ */ -+#define __put_user_unaligned(x, ptr) \ -+({ \ -+ __typeof__ (*(ptr)) __x = (x); \ -+ __copy_to_user((ptr), &__x, sizeof(*(ptr))) ? -EFAULT : 0; \ -+}) -+ -+#endif /* _ASM_GENERIC_UACCESS_H */ ---- linux/include/asm-generic/unaligned.h -+++ linux/include/asm-generic/unaligned.h -@@ -0,0 +1,20 @@ -+#ifndef _ASM_GENERIC_UNALIGNED_H_ -+#define _ASM_GENERIC_UNALIGNED_H_ -+ -+/* -+ * For the benefit of those who are trying to port Linux to another -+ * architecture, here are some C-language equivalents. -+ */ -+ -+#include <asm/string.h> -+ -+ -+#define get_unaligned(ptr) \ -+ ({ __typeof__(*(ptr)) __tmp; memcpy(&__tmp, (ptr), sizeof(*(ptr))); __tmp; }) -+ -+#define put_unaligned(val, ptr) \ -+ ({ __typeof__(*(ptr)) __tmp = (val); \ -+ memcpy((ptr), &__tmp, sizeof(*(ptr))); \ -+ (void)0; }) -+ -+#endif /* _ASM_GENERIC_UNALIGNED_H */ ---- linux/include/asm-generic/vmlinux.lds.h -+++ linux/include/asm-generic/vmlinux.lds.h -@@ -0,0 +1,90 @@ -+#ifndef LOAD_OFFSET -+#define LOAD_OFFSET 0 -+#endif -+ -+#ifndef VMLINUX_SYMBOL -+#define VMLINUX_SYMBOL(_sym_) _sym_ -+#endif -+ -+#define RODATA \ -+ .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \ -+ *(.rodata) *(.rodata.*) \ -+ *(__vermagic) /* Kernel version magic */ \ -+ } \ -+ \ -+ .rodata1 : AT(ADDR(.rodata1) - LOAD_OFFSET) { \ -+ *(.rodata1) \ -+ } \ -+ \ -+ /* PCI quirks */ \ -+ .pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \ -+ *(.pci_fixup_early) \ -+ VMLINUX_SYMBOL(__end_pci_fixups_early) = .; \ -+ VMLINUX_SYMBOL(__start_pci_fixups_header) = .; \ -+ *(.pci_fixup_header) \ -+ VMLINUX_SYMBOL(__end_pci_fixups_header) = .; \ -+ VMLINUX_SYMBOL(__start_pci_fixups_final) = .; \ -+ *(.pci_fixup_final) \ -+ VMLINUX_SYMBOL(__end_pci_fixups_final) = .; \ -+ VMLINUX_SYMBOL(__start_pci_fixups_enable) = .; \ -+ *(.pci_fixup_enable) \ -+ VMLINUX_SYMBOL(__end_pci_fixups_enable) = .; \ -+ } \ -+ \ -+ /* Kernel symbol table: Normal symbols */ \ -+ __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start___ksymtab) = .; \ -+ *(__ksymtab) \ -+ VMLINUX_SYMBOL(__stop___ksymtab) = .; \ -+ } \ -+ \ -+ /* Kernel symbol table: GPL-only symbols */ \ -+ __ksymtab_gpl : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start___ksymtab_gpl) = .; \ -+ *(__ksymtab_gpl) \ -+ VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .; \ -+ } \ -+ \ -+ /* Kernel symbol table: Normal symbols */ \ -+ __kcrctab : AT(ADDR(__kcrctab) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start___kcrctab) = .; \ -+ *(__kcrctab) \ -+ VMLINUX_SYMBOL(__stop___kcrctab) = .; \ -+ } \ -+ \ -+ /* Kernel symbol table: GPL-only symbols */ \ -+ __kcrctab_gpl : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start___kcrctab_gpl) = .; \ -+ *(__kcrctab_gpl) \ -+ VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .; \ -+ } \ -+ \ -+ /* Kernel symbol table: strings */ \ -+ __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \ -+ *(__ksymtab_strings) \ -+ } \ -+ \ -+ /* Built-in module parameters. */ \ -+ __param : AT(ADDR(__param) - LOAD_OFFSET) { \ -+ VMLINUX_SYMBOL(__start___param) = .; \ -+ *(__param) \ -+ VMLINUX_SYMBOL(__stop___param) = .; \ -+ } -+ -+#define SECURITY_INIT \ -+ .security_initcall.init : { \ -+ VMLINUX_SYMBOL(__security_initcall_start) = .; \ -+ *(.security_initcall.init) \ -+ VMLINUX_SYMBOL(__security_initcall_end) = .; \ -+ } -+ -+#define SCHED_TEXT \ -+ VMLINUX_SYMBOL(__sched_text_start) = .; \ -+ *(.sched.text) \ -+ VMLINUX_SYMBOL(__sched_text_end) = .; -+ -+#define LOCK_TEXT \ -+ VMLINUX_SYMBOL(__lock_text_start) = .; \ -+ *(.spinlock.text) \ -+ VMLINUX_SYMBOL(__lock_text_end) = .; ---- linux/include/asm-generic/xor.h -+++ linux/include/asm-generic/xor.h -@@ -0,0 +1,718 @@ -+/* -+ * include/asm-generic/xor.h -+ * -+ * Generic optimized RAID-5 checksumming functions. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2, or (at your option) -+ * any later version. -+ * -+ * You should have received a copy of the GNU General Public License -+ * (for example /usr/src/linux/COPYING); if not, write to the Free -+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ */ -+ -+#include <asm/processor.h> -+ -+static void -+xor_8regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ p1[0] ^= p2[0]; -+ p1[1] ^= p2[1]; -+ p1[2] ^= p2[2]; -+ p1[3] ^= p2[3]; -+ p1[4] ^= p2[4]; -+ p1[5] ^= p2[5]; -+ p1[6] ^= p2[6]; -+ p1[7] ^= p2[7]; -+ p1 += 8; -+ p2 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_8regs_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ p1[0] ^= p2[0] ^ p3[0]; -+ p1[1] ^= p2[1] ^ p3[1]; -+ p1[2] ^= p2[2] ^ p3[2]; -+ p1[3] ^= p2[3] ^ p3[3]; -+ p1[4] ^= p2[4] ^ p3[4]; -+ p1[5] ^= p2[5] ^ p3[5]; -+ p1[6] ^= p2[6] ^ p3[6]; -+ p1[7] ^= p2[7] ^ p3[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_8regs_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ p1[0] ^= p2[0] ^ p3[0] ^ p4[0]; -+ p1[1] ^= p2[1] ^ p3[1] ^ p4[1]; -+ p1[2] ^= p2[2] ^ p3[2] ^ p4[2]; -+ p1[3] ^= p2[3] ^ p3[3] ^ p4[3]; -+ p1[4] ^= p2[4] ^ p3[4] ^ p4[4]; -+ p1[5] ^= p2[5] ^ p3[5] ^ p4[5]; -+ p1[6] ^= p2[6] ^ p3[6] ^ p4[6]; -+ p1[7] ^= p2[7] ^ p3[7] ^ p4[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_8regs_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4, unsigned long *p5) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ p1[0] ^= p2[0] ^ p3[0] ^ p4[0] ^ p5[0]; -+ p1[1] ^= p2[1] ^ p3[1] ^ p4[1] ^ p5[1]; -+ p1[2] ^= p2[2] ^ p3[2] ^ p4[2] ^ p5[2]; -+ p1[3] ^= p2[3] ^ p3[3] ^ p4[3] ^ p5[3]; -+ p1[4] ^= p2[4] ^ p3[4] ^ p4[4] ^ p5[4]; -+ p1[5] ^= p2[5] ^ p3[5] ^ p4[5] ^ p5[5]; -+ p1[6] ^= p2[6] ^ p3[6] ^ p4[6] ^ p5[6]; -+ p1[7] ^= p2[7] ^ p3[7] ^ p4[7] ^ p5[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ p5 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_32regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_32regs_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_32regs_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ d0 ^= p4[0]; -+ d1 ^= p4[1]; -+ d2 ^= p4[2]; -+ d3 ^= p4[3]; -+ d4 ^= p4[4]; -+ d5 ^= p4[5]; -+ d6 ^= p4[6]; -+ d7 ^= p4[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_32regs_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4, unsigned long *p5) -+{ -+ long lines = bytes / (sizeof (long)) / 8; -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ d0 ^= p4[0]; -+ d1 ^= p4[1]; -+ d2 ^= p4[2]; -+ d3 ^= p4[3]; -+ d4 ^= p4[4]; -+ d5 ^= p4[5]; -+ d6 ^= p4[6]; -+ d7 ^= p4[7]; -+ d0 ^= p5[0]; -+ d1 ^= p5[1]; -+ d2 ^= p5[2]; -+ d3 ^= p5[3]; -+ d4 ^= p5[4]; -+ d5 ^= p5[5]; -+ d6 ^= p5[6]; -+ d7 ^= p5[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ p5 += 8; -+ } while (--lines > 0); -+} -+ -+static void -+xor_8regs_p_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ prefetchw(p1); -+ prefetch(p2); -+ -+ do { -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ once_more: -+ p1[0] ^= p2[0]; -+ p1[1] ^= p2[1]; -+ p1[2] ^= p2[2]; -+ p1[3] ^= p2[3]; -+ p1[4] ^= p2[4]; -+ p1[5] ^= p2[5]; -+ p1[6] ^= p2[6]; -+ p1[7] ^= p2[7]; -+ p1 += 8; -+ p2 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_8regs_p_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ -+ do { -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ once_more: -+ p1[0] ^= p2[0] ^ p3[0]; -+ p1[1] ^= p2[1] ^ p3[1]; -+ p1[2] ^= p2[2] ^ p3[2]; -+ p1[3] ^= p2[3] ^ p3[3]; -+ p1[4] ^= p2[4] ^ p3[4]; -+ p1[5] ^= p2[5] ^ p3[5]; -+ p1[6] ^= p2[6] ^ p3[6]; -+ p1[7] ^= p2[7] ^ p3[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_8regs_p_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ prefetch(p4); -+ -+ do { -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ prefetch(p4+8); -+ once_more: -+ p1[0] ^= p2[0] ^ p3[0] ^ p4[0]; -+ p1[1] ^= p2[1] ^ p3[1] ^ p4[1]; -+ p1[2] ^= p2[2] ^ p3[2] ^ p4[2]; -+ p1[3] ^= p2[3] ^ p3[3] ^ p4[3]; -+ p1[4] ^= p2[4] ^ p3[4] ^ p4[4]; -+ p1[5] ^= p2[5] ^ p3[5] ^ p4[5]; -+ p1[6] ^= p2[6] ^ p3[6] ^ p4[6]; -+ p1[7] ^= p2[7] ^ p3[7] ^ p4[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_8regs_p_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4, unsigned long *p5) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ prefetch(p4); -+ prefetch(p5); -+ -+ do { -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ prefetch(p4+8); -+ prefetch(p5+8); -+ once_more: -+ p1[0] ^= p2[0] ^ p3[0] ^ p4[0] ^ p5[0]; -+ p1[1] ^= p2[1] ^ p3[1] ^ p4[1] ^ p5[1]; -+ p1[2] ^= p2[2] ^ p3[2] ^ p4[2] ^ p5[2]; -+ p1[3] ^= p2[3] ^ p3[3] ^ p4[3] ^ p5[3]; -+ p1[4] ^= p2[4] ^ p3[4] ^ p4[4] ^ p5[4]; -+ p1[5] ^= p2[5] ^ p3[5] ^ p4[5] ^ p5[5]; -+ p1[6] ^= p2[6] ^ p3[6] ^ p4[6] ^ p5[6]; -+ p1[7] ^= p2[7] ^ p3[7] ^ p4[7] ^ p5[7]; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ p5 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_32regs_p_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ once_more: -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_32regs_p_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ once_more: -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_32regs_p_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ prefetch(p4); -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ prefetch(p4+8); -+ once_more: -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ d0 ^= p4[0]; -+ d1 ^= p4[1]; -+ d2 ^= p4[2]; -+ d3 ^= p4[3]; -+ d4 ^= p4[4]; -+ d5 ^= p4[5]; -+ d6 ^= p4[6]; -+ d7 ^= p4[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static void -+xor_32regs_p_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, -+ unsigned long *p3, unsigned long *p4, unsigned long *p5) -+{ -+ long lines = bytes / (sizeof (long)) / 8 - 1; -+ -+ prefetchw(p1); -+ prefetch(p2); -+ prefetch(p3); -+ prefetch(p4); -+ prefetch(p5); -+ -+ do { -+ register long d0, d1, d2, d3, d4, d5, d6, d7; -+ -+ prefetchw(p1+8); -+ prefetch(p2+8); -+ prefetch(p3+8); -+ prefetch(p4+8); -+ prefetch(p5+8); -+ once_more: -+ d0 = p1[0]; /* Pull the stuff into registers */ -+ d1 = p1[1]; /* ... in bursts, if possible. */ -+ d2 = p1[2]; -+ d3 = p1[3]; -+ d4 = p1[4]; -+ d5 = p1[5]; -+ d6 = p1[6]; -+ d7 = p1[7]; -+ d0 ^= p2[0]; -+ d1 ^= p2[1]; -+ d2 ^= p2[2]; -+ d3 ^= p2[3]; -+ d4 ^= p2[4]; -+ d5 ^= p2[5]; -+ d6 ^= p2[6]; -+ d7 ^= p2[7]; -+ d0 ^= p3[0]; -+ d1 ^= p3[1]; -+ d2 ^= p3[2]; -+ d3 ^= p3[3]; -+ d4 ^= p3[4]; -+ d5 ^= p3[5]; -+ d6 ^= p3[6]; -+ d7 ^= p3[7]; -+ d0 ^= p4[0]; -+ d1 ^= p4[1]; -+ d2 ^= p4[2]; -+ d3 ^= p4[3]; -+ d4 ^= p4[4]; -+ d5 ^= p4[5]; -+ d6 ^= p4[6]; -+ d7 ^= p4[7]; -+ d0 ^= p5[0]; -+ d1 ^= p5[1]; -+ d2 ^= p5[2]; -+ d3 ^= p5[3]; -+ d4 ^= p5[4]; -+ d5 ^= p5[5]; -+ d6 ^= p5[6]; -+ d7 ^= p5[7]; -+ p1[0] = d0; /* Store the result (in bursts) */ -+ p1[1] = d1; -+ p1[2] = d2; -+ p1[3] = d3; -+ p1[4] = d4; -+ p1[5] = d5; -+ p1[6] = d6; -+ p1[7] = d7; -+ p1 += 8; -+ p2 += 8; -+ p3 += 8; -+ p4 += 8; -+ p5 += 8; -+ } while (--lines > 0); -+ if (lines == 0) -+ goto once_more; -+} -+ -+static struct xor_block_template xor_block_8regs = { -+ .name = "8regs", -+ .do_2 = xor_8regs_2, -+ .do_3 = xor_8regs_3, -+ .do_4 = xor_8regs_4, -+ .do_5 = xor_8regs_5, -+}; -+ -+static struct xor_block_template xor_block_32regs = { -+ .name = "32regs", -+ .do_2 = xor_32regs_2, -+ .do_3 = xor_32regs_3, -+ .do_4 = xor_32regs_4, -+ .do_5 = xor_32regs_5, -+}; -+ -+static struct xor_block_template xor_block_8regs_p = { -+ .name = "8regs_prefetch", -+ .do_2 = xor_8regs_p_2, -+ .do_3 = xor_8regs_p_3, -+ .do_4 = xor_8regs_p_4, -+ .do_5 = xor_8regs_p_5, -+}; -+ -+static struct xor_block_template xor_block_32regs_p = { -+ .name = "32regs_prefetch", -+ .do_2 = xor_32regs_p_2, -+ .do_3 = xor_32regs_p_3, -+ .do_4 = xor_32regs_p_4, -+ .do_5 = xor_32regs_p_5, -+}; -+ -+#define XOR_TRY_TEMPLATES \ -+ do { \ -+ xor_speed(&xor_block_8regs); \ -+ xor_speed(&xor_block_8regs_p); \ -+ xor_speed(&xor_block_32regs); \ -+ xor_speed(&xor_block_32regs_p); \ -+ } while (0) ---- linux/include/asm-nios2nommu/altera_juart.h -+++ linux/include/asm-nios2nommu/altera_juart.h -@@ -0,0 +1,36 @@ -+/*------------------------------------------------------------------------ -+ * -+ * linux/drivers/serial/altera_juart.h -+ * -+ * Driver for Altera JTAG UART core with Avalon interface -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * History: -+ * Jun/20/2005 DGT Microtronix Datacom NiosII -+ * -+ -----------------------------------------------------------------------*/ -+ -+#ifndef _ALTERA_JUART_H_ -+ #define _ALTERA_JUART_H_ -+ -+ /* jtag uart details needed outside of the driver itself: */ -+ /* by: arch/kernel/start.c - boot time error message(s) */ -+ -+ void jtaguart_console_write -+ ( struct console *co, -+ const char *s, -+ unsigned int count); -+ -+#endif /* _ALTERA_JUART_H_ */ ---- linux/include/asm-nios2nommu/a.out.h -+++ linux/include/asm-nios2nommu/a.out.h -@@ -0,0 +1,85 @@ -+/* $Id: a.out.h,v 1.4 2004/03/30 19:35:04 ken-h Exp $ */ -+/* -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef __NIOS2NOMMU_A_OUT_H__ -+#define __NIOS2NOMMU_A_OUT_H__ -+ -+#define SPARC_PGSIZE 0x1000 /* Thanks to the sun4 architecture... */ -+#define SEGMENT_SIZE SPARC_PGSIZE /* whee... */ -+ -+struct exec { -+ unsigned char a_dynamic:1; /* A __DYNAMIC is in this image */ -+ unsigned char a_toolversion:7; -+ unsigned char a_machtype; -+ unsigned short a_info; -+ unsigned long a_text; /* length of text, in bytes */ -+ unsigned long a_data; /* length of data, in bytes */ -+ unsigned long a_bss; /* length of bss, in bytes */ -+ unsigned long a_syms; /* length of symbol table, in bytes */ -+ unsigned long a_entry; /* where program begins */ -+ unsigned long a_trsize; -+ unsigned long a_drsize; -+}; -+ -+#define INIT_EXEC { \ -+ .a_dynamic = 0, \ -+ .a_toolversion = 0, \ -+ .a_machtype = 0, \ -+ .a_info = 0, \ -+ .a_text = 0, \ -+ .a_data = 0, \ -+ .a_bss = 0, \ -+ .a_syms = 0, \ -+ .a_entry = 0, \ -+ .a_trsize = 0, \ -+ .a_drsize = 0, \ -+} -+ -+/* Where in the file does the text information begin? */ -+#define N_TXTOFF(x) (N_MAGIC(x) == ZMAGIC ? 0 : sizeof (struct exec)) -+ -+/* Where do the Symbols start? */ -+#define N_SYMOFF(x) (N_TXTOFF(x) + (x).a_text + \ -+ (x).a_data + (x).a_trsize + \ -+ (x).a_drsize) -+ -+/* Where does text segment go in memory after being loaded? */ -+#define N_TXTADDR(x) (((N_MAGIC(x) == ZMAGIC) && \ -+ ((x).a_entry < SPARC_PGSIZE)) ? \ -+ 0 : SPARC_PGSIZE) -+ -+/* And same for the data segment.. */ -+#define N_DATADDR(x) (N_MAGIC(x)==OMAGIC ? \ -+ (N_TXTADDR(x) + (x).a_text) \ -+ : (_N_SEGMENT_ROUND (_N_TXTENDADDR(x)))) -+ -+#define N_TRSIZE(a) ((a).a_trsize) -+#define N_DRSIZE(a) ((a).a_drsize) -+#define N_SYMSIZE(a) ((a).a_syms) -+ -+#ifdef __KERNEL__ -+ -+#define STACK_TOP TASK_SIZE -+ -+#endif -+ -+#endif /* __NIOS2NOMMU_A_OUT_H__ */ ---- linux/include/asm-nios2nommu/asm-macros.h -+++ linux/include/asm-nios2nommu/asm-macros.h -@@ -0,0 +1,331 @@ -+/* -+ * Macro used to simplify coding multi-line assembler. -+ * Some of the bit test macro can simplify down to one line -+ * depending on the mask value. -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+/* -+ * ANDs reg2 with mask and places the result in reg1. -+ * -+ * You cannnot use the same register for reg1 & reg2. -+ */ -+ -+.macro ANDI32 reg1,reg2,mask -+ .if \mask & 0xffff -+ .if \mask & 0xffff0000 -+ movhi \reg1,%hi(\mask) -+ movui \reg1,%lo(\mask) -+ and \reg1,\reg1,\reg2 -+ .else -+ andi \reg1,\reg2,%lo(\mask) -+ .endif -+ .else -+ andhi \reg1,\reg2,%hi(\mask) -+ .endif -+.endm -+ -+/* -+ * ORs reg2 with mask and places the result in reg1. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro ORI32 reg1,reg2,mask -+ .if \mask & 0xffff -+ .if \mask & 0xffff0000 -+ orhi \reg1,\reg2,%hi(\mask) -+ ori \reg1,\reg2,%lo(\mask) -+ .else -+ ori \reg1,\reg2,%lo(\mask) -+ .endif -+ .else -+ orhi \reg1,\reg2,%hi(\mask) -+ .endif -+.endm -+ -+/* -+ * XORs reg2 with mask and places the result in reg1. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro XORI32 reg1,reg2,mask -+ .if \mask & 0xffff -+ .if \mask & 0xffff0000 -+ xorhi \reg1,\reg2,%hi(\mask) -+ xori \reg1,\reg1,%lo(\mask) -+ .else -+ xori \reg1,\reg2,%lo(\mask) -+ .endif -+ .else -+ xorhi \reg1,\reg2,%hi(\mask) -+ .endif -+.endm -+ -+/* -+ * This is a support macro for BTBZ & BTBNZ. It checks -+ * the bit to make sure it is valid 32 value. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BT reg1,reg2,bit -+.if \bit > 31 -+ .err -+.else -+ .if \bit < 16 -+ andi \reg1,\reg2,(1 << \bit) -+ .else -+ andhi \reg1,\reg2,(1 << (\bit - 16)) -+ .endif -+.endif -+.endm -+ -+/* -+ * Tests the bit in reg2 and branches to label if the -+ * bit is zero. The result of the bit test is stored in reg1. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTBZ reg1,reg2,bit,label -+ BT \reg1,\reg2,\bit -+ beq \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and branches to label if the -+ * bit is non-zero. The result of the bit test is stored in reg1. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTBNZ reg1,reg2,bit,label -+ BT \reg1,\reg2,\bit -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then compliments the bit in reg2. -+ * The result of the bit test is stored in reg1. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTC reg1,reg2,bit -+.if \bit > 31 -+ .err -+.else -+ .if \bit < 16 -+ andi \reg1,\reg2,(1 << \bit) -+ xori \reg2,\reg2,(1 << \bit) -+ .else -+ andhi \reg1,\reg2,(1 << (\bit - 16)) -+ xorhi \reg2,\reg2,(1 << (\bit - 16)) -+ .endif -+.endif -+.endm -+ -+/* -+ * Tests the bit in reg2 and then sets the bit in reg2. -+ * The result of the bit test is stored in reg1. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTS reg1,reg2,bit -+.if \bit > 31 -+ .err -+.else -+ .if \bit < 16 -+ andi \reg1,\reg2,(1 << \bit) -+ ori \reg2,\reg2,(1 << \bit) -+ .else -+ andhi \reg1,\reg2,(1 << (\bit - 16)) -+ orhi \reg2,\reg2,(1 << (\bit - 16)) -+ .endif -+.endif -+.endm -+ -+/* -+ * Tests the bit in reg2 and then resets the bit in reg2. -+ * The result of the bit test is stored in reg1. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTR reg1,reg2,bit -+.if \bit > 31 -+ .err -+.else -+ .if \bit < 16 -+ andi \reg1,\reg2,(1 << \bit) -+ andi \reg2,\reg2,%lo(~(1 << \bit)) -+ .else -+ andhi \reg1,\reg2,(1 << (\bit - 16)) -+ andhi \reg2,\reg2,%lo(~(1 << (\bit - 16))) -+ .endif -+.endif -+.endm -+ -+/* -+ * Tests the bit in reg2 and then compliments the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTCBZ reg1,reg2,bit,label -+ BTC \reg1,\reg2,\bit -+ beq \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then compliments the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was non-zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTCBNZ reg1,reg2,bit,label -+ BTC \reg1,\reg2,\bit -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then sets the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTSBZ reg1,reg2,bit,label -+ BTS \reg1,\reg2,\bit -+ beq \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then sets the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was non-zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTSBNZ reg1,reg2,bit,label -+ BTS \reg1,\reg2,\bit -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then resets the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTRBZ reg1,reg2,bit,label -+ BTR \reg1,\reg2,\bit -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bit in reg2 and then resets the bit in reg2. -+ * The result of the bit test is stored in reg1. If the -+ * original bit was non-zero it branches to label. -+ * -+ * It is NOT safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro BTRBNZ reg1,reg2,bit,label -+ BTR \reg1,\reg2,\bit -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bits in mask against reg2 stores the result in reg1. -+ * If the all the bits in the mask are zero it branches to label. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro TSTBZ reg1,reg2,mask,label -+ ANDI32 \reg1,\reg2,\mask -+ beq \reg1,r0,\label -+.endm -+ -+/* -+ * Tests the bits in mask against reg2 stores the result in reg1. -+ * If the any of the bits in the mask are 1 it branches to label. -+ * -+ * It is safe to use the same register for reg1 & reg2. -+ */ -+ -+.macro TSTBNZ reg1,reg2,mask,label -+ ANDI32 \reg1,\reg2,\mask -+ bne \reg1,r0,\label -+.endm -+ -+/* -+ * Pushes reg onto the stack. -+ */ -+ -+.macro PUSH reg -+ addi sp,sp,-4 -+ stw \reg,0(sp) -+.endm -+ -+/* -+ * Pops the top of the stack into reg. -+ */ -+ -+.macro POP reg -+ ldw \reg,0(sp) -+ addi sp,sp,4 -+.endm -+ -+/* -+ * Clears reg -+ */ -+ -+.macro CLR reg -+ mov \reg,r0 -+.endm -+ -+/* -+ * The preprocessor macro does not work for -+ * the nios2 compiler. Undefine ENTRY and define -+ * a real assembler macro. -+ */ -+#undef ENTRY -+#define ENTRY(name) ASM_ENTRY name -+ -+.macro ASM_ENTRY name -+.globl \name -+__ALIGN -+ \name: -+.endm ---- linux/include/asm-nios2nommu/atomic.h -+++ linux/include/asm-nios2nommu/atomic.h -@@ -0,0 +1,190 @@ -+//vic - add 'atomic_add/sub_return', 'atomic_add_negative' -+//vic from v850 architecture -+ -+/* atomic.h: -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * Copyright (C) 2001 Vic Phillips (vic@microtronix.com) -+ * -+ * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __ARCH_NIOS2NOMMU_ATOMIC__ -+#define __ARCH_NIOS2NOMMU_ATOMIC__ -+ -+#include <asm/system.h> -+ -+typedef struct { int counter; } atomic_t; -+#define ATOMIC_INIT(i) { (i) } -+ -+#define atomic_read(v) ((v)->counter) -+#define atomic_set(v, i) (((v)->counter) = i) -+ -+ -+extern __inline__ void atomic_add(int i, atomic_t *v) -+{ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter += i; -+ local_irq_restore(flags); -+} -+ -+extern __inline__ int atomic_add_negative(int i, atomic_t *v) -+{ -+ unsigned long flags; -+ int result; -+ -+ local_irq_save(flags); -+ v->counter += i; -+ result = (v->counter < 0); -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ void atomic_sub(int i, atomic_t *v) -+{ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter -= i; -+ local_irq_restore(flags); -+} -+ -+extern __inline__ int atomic_sub_and_test(int i, atomic_t *v) -+{ -+ int result; -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter -= i; -+ result = (v->counter == 0); -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ void atomic_inc(atomic_t *v) -+{ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter += 1; -+ local_irq_restore(flags); -+} -+ -+extern __inline__ int atomic_inc_and_test(atomic_t *v) -+{ -+ unsigned long flags; -+ int result; -+ -+ local_irq_save(flags); -+ v->counter += 1; -+ result = (v->counter == 0); -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ void atomic_dec(atomic_t *v) -+{ -+ int i = 1; /* the compiler optimizes better this way */ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter -= i; -+ local_irq_restore(flags); -+} -+ -+extern __inline__ int atomic_dec_and_test(atomic_t *v) -+{ -+ int result; -+ int i = 1; /* the compiler optimizes better this way */ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter -= i; -+ result = (v->counter == 0); -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ int atomic_inc_return(atomic_t *v) -+{ -+ int result; -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ result = ++v->counter; -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ int atomic_dec_return(atomic_t *v) -+{ -+ int result; -+ int i = 1; /* the compiler optimizes better this way */ -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ v->counter -= i; -+ result = v->counter; -+ local_irq_restore(flags); -+ return result; -+} -+ -+extern __inline__ int atomic_add_return (int i, volatile atomic_t *v) -+{ -+ int res; -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ res = v->counter + i; -+ v->counter = res; -+ local_irq_restore(flags); -+ -+ return res; -+} -+ -+static __inline__ int atomic_sub_return (int i, volatile atomic_t *v) -+{ -+ int res; -+ unsigned long flags; -+ -+ local_irq_save(flags); -+ res = v->counter - i; -+ v->counter = res; -+ local_irq_restore(flags); -+ -+ return res; -+} -+ -+#define atomic_dec_return(v) atomic_sub_return(1,(v)) -+#define atomic_inc_return(v) atomic_add_return(1,(v)) -+ -+/* Atomic operations are already serializing */ -+#define smp_mb__before_atomic_dec() barrier() -+#define smp_mb__after_atomic_dec() barrier() -+#define smp_mb__before_atomic_inc() barrier() -+#define smp_mb__after_atomic_inc() barrier() -+ -+ -+#endif /* !(__ARCH_NIOS2NOMMU_ATOMIC__) */ -+ -+ ---- linux/include/asm-nios2nommu/bitops.h -+++ linux/include/asm-nios2nommu/bitops.h -@@ -0,0 +1,472 @@ -+#ifndef _ASM_NIOS_BITOPS_H_ -+#define _ASM_NIOS_BITOPS_H_ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/bitops.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#ifdef __KERNEL__ -+// #include <linux/config.h> -+#include <linux/compiler.h> -+#include <asm/byteorder.h> /* swab32 */ -+#include <asm/system.h> -+#endif -+ -+/* -+ * Adapted to NIOS from generic bitops.h: -+ * -+ * For the benefit of those who are trying to port Linux to another -+ * architecture, here are some C-language equivalents. You should -+ * recode these in the native assembly language, if at all possible. -+ * To guarantee atomicity, these routines call cli() and sti() to -+ * disable interrupts while they operate. (You have to provide inline -+ * routines to cli() and sti().) -+ * -+ * Also note, these routines assume that you have 32 bit integers. -+ * You will have to change this if you are trying to port Linux to the -+ * Alpha architecture or to a Cray. :-) -+ * -+ * C language equivalents written by Theodore Ts'o, 9/26/92 -+ */ -+ -+/* -+ * Generic ffs(). -+ */ -+static inline int ffs(int x) -+{ -+ int r = 1; -+ -+ if (!x) -+ return 0; -+ if (!(x & 0xffff)) { -+ x >>= 16; -+ r += 16; -+ } -+ if (!(x & 0xff)) { -+ x >>= 8; -+ r += 8; -+ } -+ if (!(x & 0xf)) { -+ x >>= 4; -+ r += 4; -+ } -+ if (!(x & 3)) { -+ x >>= 2; -+ r += 2; -+ } -+ if (!(x & 1)) { -+ x >>= 1; -+ r += 1; -+ } -+ return r; -+} -+ -+/* -+ * Generic __ffs(). -+ */ -+static inline int __ffs(int x) -+{ -+ int r = 0; -+ -+ if (!x) -+ return 0; -+ if (!(x & 0xffff)) { -+ x >>= 16; -+ r += 16; -+ } -+ if (!(x & 0xff)) { -+ x >>= 8; -+ r += 8; -+ } -+ if (!(x & 0xf)) { -+ x >>= 4; -+ r += 4; -+ } -+ if (!(x & 3)) { -+ x >>= 2; -+ r += 2; -+ } -+ if (!(x & 1)) { -+ x >>= 1; -+ r += 1; -+ } -+ return r; -+} -+ -+/* -+ * fls: find last bit set. -+ */ -+#define fls(x) generic_fls(x) -+ -+ -+/* -+ * Every architecture must define this function. It's the fastest -+ * way of searching a 140-bit bitmap where the first 100 bits are -+ * unlikely to be set. It's guaranteed that at least one of the 140 -+ * bits is cleared. -+ */ -+static inline int sched_find_first_bit(unsigned long *b) -+{ -+ if (unlikely(b[0])) -+ return __ffs(b[0]); -+ if (unlikely(b[1])) -+ return __ffs(b[1]) + 32; -+ if (unlikely(b[2])) -+ return __ffs(b[2]) + 64; -+ if (b[3]) -+ return __ffs(b[3]) + 96; -+ return __ffs(b[4]) + 128; -+} -+ -+/* -+ * ffz = Find First Zero in word. Undefined if no zero exists, -+ * so code should check against ~0UL first.. -+ */ -+static __inline__ unsigned long ffz(unsigned long word) -+{ -+ unsigned long result = 0; -+ -+ while(word & 1) { -+ result++; -+ word >>= 1; -+ } -+ return result; -+} -+ -+ -+static __inline__ void set_bit(int nr, volatile unsigned long * addr) -+{ -+ int * a = (int *) addr; -+ int mask; -+ unsigned long flags; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ local_irq_save(flags); -+ *a |= mask; -+ local_irq_restore(flags); -+} -+ -+static __inline__ void __set_bit(int nr, volatile unsigned long * addr) -+{ -+ int * a = (int *) addr; -+ int mask; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ *a |= mask; -+} -+ -+/* -+ * clear_bit() doesn't provide any barrier for the compiler. -+ */ -+#define smp_mb__before_clear_bit() barrier() -+#define smp_mb__after_clear_bit() barrier() -+ -+static __inline__ void clear_bit(int nr, volatile unsigned long * addr) -+{ -+ int * a = (int *) addr; -+ int mask; -+ unsigned long flags; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ local_irq_save(flags); -+ *a &= ~mask; -+ local_irq_restore(flags); -+} -+ -+static __inline__ void __clear_bit(int nr, volatile unsigned long * addr) -+{ -+ int * a = (int *) addr; -+ int mask; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ *a &= ~mask; -+} -+ -+static __inline__ void change_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, flags; -+ unsigned long *ADDR = (unsigned long *) addr; -+ -+ ADDR += nr >> 5; -+ mask = 1 << (nr & 31); -+ local_irq_save(flags); -+ *ADDR ^= mask; -+ local_irq_restore(flags); -+} -+ -+static __inline__ void __change_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask; -+ unsigned long *ADDR = (unsigned long *) addr; -+ -+ ADDR += nr >> 5; -+ mask = 1 << (nr & 31); -+ *ADDR ^= mask; -+} -+ -+static __inline__ int test_and_set_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ unsigned long flags; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ local_irq_save(flags); -+ retval = (mask & *a) != 0; -+ *a |= mask; -+ local_irq_restore(flags); -+ -+ return retval; -+} -+ -+static __inline__ int __test_and_set_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ retval = (mask & *a) != 0; -+ *a |= mask; -+ return retval; -+} -+ -+static __inline__ int test_and_clear_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ unsigned long flags; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ local_irq_save(flags); -+ retval = (mask & *a) != 0; -+ *a &= ~mask; -+ local_irq_restore(flags); -+ -+ return retval; -+} -+ -+static __inline__ int __test_and_clear_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ retval = (mask & *a) != 0; -+ *a &= ~mask; -+ return retval; -+} -+ -+static __inline__ int test_and_change_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ unsigned long flags; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ local_irq_save(flags); -+ retval = (mask & *a) != 0; -+ *a ^= mask; -+ local_irq_restore(flags); -+ -+ return retval; -+} -+ -+static __inline__ int __test_and_change_bit(int nr, volatile unsigned long * addr) -+{ -+ int mask, retval; -+ volatile unsigned int *a = (volatile unsigned int *) addr; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ retval = (mask & *a) != 0; -+ *a ^= mask; -+ return retval; -+} -+ -+/* -+ * This routine doesn't need to be atomic. -+ */ -+static __inline__ int __constant_test_bit(int nr, const volatile unsigned long * addr) -+{ -+ return ((1UL << (nr & 31)) & (((const volatile unsigned int *) addr)[nr >> 5])) != 0; -+} -+ -+static __inline__ int __test_bit(int nr, const volatile unsigned long * addr) -+{ -+ int * a = (int *) addr; -+ int mask; -+ -+ a += nr >> 5; -+ mask = 1 << (nr & 0x1f); -+ return ((mask & *a) != 0); -+} -+ -+#define test_bit(nr,addr) \ -+(__builtin_constant_p(nr) ? \ -+ __constant_test_bit((nr),(unsigned long *)(addr)) : \ -+ __test_bit((nr),(unsigned long *)(addr))) -+ -+ -+/* find_next_zero_bit() finds the first zero bit in a bit string of length -+ * 'size' bits, starting the search at bit 'offset'. This is largely based -+ * on Linus's ALPHA routines, which are pretty portable BTW. -+ */ -+ -+extern __inline__ unsigned long find_next_zero_bit(void *addr, unsigned long size, unsigned long offset) -+{ -+ unsigned long *p = ((unsigned long *) addr) + (offset >> 5); -+ unsigned long result = offset & ~31UL; -+ unsigned long tmp; -+ -+ if (offset >= size) -+ return size; -+ size -= result; -+ offset &= 31UL; -+ if (offset) { -+ tmp = *(p++); -+ tmp |= ~0UL >> (32-offset); -+ if (size < 32) -+ goto found_first; -+ if (~tmp) -+ goto found_middle; -+ size -= 32; -+ result += 32; -+ } -+ while (size & ~31UL) { -+ if (~(tmp = *(p++))) -+ goto found_middle; -+ result += 32; -+ size -= 32; -+ } -+ if (!size) -+ return result; -+ tmp = *p; -+ -+found_first: -+ tmp |= ~0UL << size; -+ if (tmp == ~0UL) -+ return result + size; -+found_middle: -+ return result + ffz(tmp); -+} -+ -+/* -+ * Find next one bit in a bitmap reasonably efficiently. -+ */ -+extern __inline__ unsigned long find_next_bit(const unsigned long *addr, -+ unsigned long size, unsigned long offset) -+{ -+ unsigned int *p = ((unsigned int *) addr) + (offset >> 5); -+ unsigned int result = offset & ~31UL; -+ unsigned int tmp; -+ -+ if (offset >= size) -+ return size; -+ size -= result; -+ offset &= 31UL; -+ if (offset) { -+ tmp = *p++; -+ tmp &= ~0UL << offset; -+ if (size < 32) -+ goto found_first; -+ if (tmp) -+ goto found_middle; -+ size -= 32; -+ result += 32; -+ } -+ while (size >= 32) { -+ if ((tmp = *p++) != 0) -+ goto found_middle; -+ result += 32; -+ size -= 32; -+ } -+ if (!size) -+ return result; -+ tmp = *p; -+ -+found_first: -+ tmp &= ~0UL >> (32 - size); -+ if (tmp == 0UL) /* Are any bits set? */ -+ return result + size; /* Nope. */ -+found_middle: -+ return result + __ffs(tmp); -+} -+ -+/* -+ * hweightN: returns the hamming weight (i.e. the number -+ * of bits set) of a N-bit word -+ */ -+ -+#define hweight32(x) generic_hweight32(x) -+#define hweight16(x) generic_hweight16(x) -+#define hweight8(x) generic_hweight8(x) -+ -+/* Linus sez that gcc can optimize the following correctly, we'll see if this -+ * holds on the Sparc as it does for the ALPHA. -+ */ -+ -+#define find_first_zero_bit(addr, size) \ -+ find_next_zero_bit((addr), (size), 0) -+#define find_first_bit(addr, size) \ -+ find_next_bit((addr), (size), 0) -+ -+/* Now for the ext2 filesystem bit operations and helper routines. -+ * -+ * Both NIOS and ext2 are little endian, so these are the same as above. -+ */ -+ -+#define ext2_set_bit test_and_set_bit -+#define ext2_clear_bit test_and_clear_bit -+#define ext2_test_bit test_bit -+ -+#define ext2_set_bit_atomic(lock, nr, addr) \ -+ ({ \ -+ int ret; \ -+ spin_lock(lock); \ -+ ret = ext2_set_bit((nr),(unsigned long *) (addr)); \ -+ spin_unlock(lock); \ -+ ret; \ -+ }) -+ -+#define ext2_clear_bit_atomic(lock, nr, addr) \ -+ ({ \ -+ int ret; \ -+ spin_lock(lock); \ -+ ret = ext2_clear_bit((nr),(unsigned long *) (addr)); \ -+ spin_unlock(lock); \ -+ ret; \ -+ }) -+ -+#define ext2_find_first_zero_bit find_first_zero_bit -+#define ext2_find_next_zero_bit find_next_zero_bit -+ -+#endif /* _ASM_NIOS_BITOPS_H */ ---- linux/include/asm-nios2nommu/bootinfo.h -+++ linux/include/asm-nios2nommu/bootinfo.h -@@ -0,0 +1,2 @@ -+ -+/* Nothing for nios2nommu */ ---- linux/include/asm-nios2nommu/bug.h -+++ linux/include/asm-nios2nommu/bug.h -@@ -0,0 +1,48 @@ -+#ifndef _NIOS2NOMMU_BUG_H -+#define _NIOS2NOMMU_BUG_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/bug.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#define BUG() do { \ -+ printk("%s(%d): kernel BUG!\n", __FILE__, __LINE__); \ -+} while (0) -+ -+#define BUG_ON(condition) do { \ -+ if (unlikely((condition)!=0)) \ -+ BUG(); \ -+} while(0) -+ -+#define PAGE_BUG(page) do { \ -+ BUG(); \ -+} while (0) -+ -+#define WARN_ON(condition) do { \ -+ if (unlikely((condition)!=0)) { \ -+ printk("Badness in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__); \ -+ dump_stack(); \ -+ } \ -+} while (0) -+ -+#endif ---- linux/include/asm-nios2nommu/bugs.h -+++ linux/include/asm-nios2nommu/bugs.h -@@ -0,0 +1,40 @@ -+#ifndef __ASM_NIOS_BUGS_H -+#define __ASM_NIOS_BUGS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/bugs.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 1994 Linus Torvalds -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * This is included by init/main.c to check for architecture-dependent bugs. -+ * -+ * Needs: -+ * void check_bugs(void); -+ */ -+ -+static void check_bugs(void) -+{ -+} -+ -+#endif ---- linux/include/asm-nios2nommu/byteorder.h -+++ linux/include/asm-nios2nommu/byteorder.h -@@ -0,0 +1,38 @@ -+#ifndef __ASM_NIOS_BYTEORDER_H -+#define __ASM_NIOS_BYTEORDER_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/byteorder.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/types.h> -+ -+#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) -+# define __BYTEORDER_HAS_U64__ -+# define __SWAB_64_THRU_32__ -+#endif -+ -+#include <linux/byteorder/little_endian.h> -+ -+#endif -+ ---- linux/include/asm-nios2nommu/cachectl.h -+++ linux/include/asm-nios2nommu/cachectl.h -@@ -0,0 +1,36 @@ -+/* -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2NOMMU_CACHECTL_H -+#define _NIOS2NOMMU_CACHECTL_H -+ -+/* Definitions for the cacheflush system call. */ -+ -+#define FLUSH_SCOPE_LINE 1 /* Flush a cache line */ -+#define FLUSH_SCOPE_PAGE 2 /* Flush a page */ -+#define FLUSH_SCOPE_ALL 3 /* Flush the whole cache -- superuser only */ -+ -+#define FLUSH_CACHE_DATA 1 /* Writeback and flush data cache */ -+#define FLUSH_CACHE_INSN 2 /* Flush instruction cache */ -+#define FLUSH_CACHE_BOTH 3 /* Flush both caches */ -+ -+#endif /* _NIOS2NOMMU_CACHECTL_H */ ---- linux/include/asm-nios2nommu/cacheflush.h -+++ linux/include/asm-nios2nommu/cacheflush.h -@@ -0,0 +1,59 @@ -+#ifndef _NIOS2NOMMU_CACHEFLUSH_H -+#define _NIOS2NOMMU_CACHEFLUSH_H -+ -+/* -+ * Ported from m68knommu. -+ * -+ * (C) Copyright 2003, Microtronix Datacom Ltd. -+ * (C) Copyright 2000-2002, Greg Ungerer <gerg@snapgear.com> -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#include <linux/mm.h> -+ -+extern void cache_push (unsigned long vaddr, int len); -+extern void dcache_push (unsigned long vaddr, int len); -+extern void icache_push (unsigned long vaddr, int len); -+extern void cache_push_all (void); -+extern void cache_clear (unsigned long paddr, int len); -+ -+#define flush_cache_all() __flush_cache_all() -+#define flush_cache_mm(mm) do { } while (0) -+#define flush_cache_range(vma, start, end) cache_push(start, end - start) -+#define flush_cache_page(vma, vmaddr) do { } while (0) -+#define flush_dcache_range(start,end) dcache_push(start, end - start) -+#define flush_dcache_page(page) do { } while (0) -+#define flush_dcache_mmap_lock(mapping) do { } while (0) -+#define flush_dcache_mmap_unlock(mapping) do { } while (0) -+#define flush_icache_range(start,end) cache_push(start, end - start) -+#define flush_icache_page(vma,pg) do { } while (0) -+#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) -+ -+#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -+ memcpy(dst, src, len) -+#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ -+ memcpy(dst, src, len) -+ -+ -+extern inline void __flush_cache_all(void) -+{ -+ cache_push_all(); -+} -+ -+#endif /* _NIOS2NOMMU_CACHEFLUSH_H */ ---- linux/include/asm-nios2nommu/cache.h -+++ linux/include/asm-nios2nommu/cache.h -@@ -0,0 +1,34 @@ -+/* -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef __ARCH_NIOS2NOMMU_CACHE_H -+#define __ARCH_NIOS2NOMMU_CACHE_H -+ -+#include <asm/nios.h> -+ -+/* bytes per L1 cache line */ -+#define L1_CACHE_BYTES nasys_icache_line_size /* this need to be at least 1 */ -+ -+ -+#define __cacheline_aligned -+#define ____cacheline_aligned -+ -+#endif ---- linux/include/asm-nios2nommu/ChangeLog -+++ linux/include/asm-nios2nommu/ChangeLog -@@ -0,0 +1,14 @@ -+2004-06-29 Ken Hill <khill@microtronix.com> -+ -+ * bitops.h (find_next_zero_bit): Fix problem with with masking for found_first -+ handling. The masking of the upper bits for size < 32 bits would set all -+ the bits to 1. Removing any zero's there may have been. -+ -+2004-06-02 Ken Hill <khill@microtronix.com> -+ -+ * processor.h (TASK_SIZE): Change na_sdram_end to nasys_program_mem_end to remove -+ dependancy on quartus memory component name. -+ -+ * page.h (PAGE_OFFSET): Change na_sdram to nasys_program_mem to remove -+ dependancy on quartus memory component name. -+ ---- linux/include/asm-nios2nommu/checksum.h -+++ linux/include/asm-nios2nommu/checksum.h -@@ -0,0 +1,320 @@ -+#ifndef __NIOS2_CHECKSUM_H -+#define __NIOS2_CHECKSUM_H -+ -+/* checksum.h: IP/UDP/TCP checksum routines on the NIOS. -+ * -+ * Copyright(C) 1995 Linus Torvalds -+ * Copyright(C) 1995 Miguel de Icaza -+ * Copyright(C) 1996 David S. Miller -+ * Copyright(C) 2001 Ken Hill -+ * Copyright(C) 2004 Microtronix Datacom Ltd. -+ * -+ * derived from: -+ * Alpha checksum c-code -+ * ix86 inline assembly -+ * Spar nommu -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+/* -+ * computes the checksum of the TCP/UDP pseudo-header -+ * returns a 16-bit checksum, already complemented -+ */ -+ -+extern inline unsigned short csum_tcpudp_magic(unsigned long saddr, -+ unsigned long daddr, -+ unsigned short len, -+ unsigned short proto, -+ unsigned int sum) -+{ -+ barrier(); -+ __asm__ __volatile__( -+" add %0, %3, %0\n" -+" bgeu %0, %3, 1f\n" -+" addi %0, %0, 1\n" -+"1: add %0, %4, %0\n" -+" bgeu %0, %4, 1f\n" -+" addi %0, %0, 1\n" -+"1: add %0, %5, %0\n" -+" bgeu %0, %5, 1f\n" -+" addi %0, %0, 1\n" -+"1:\n" -+/* -+ We need the carry from the addition of 16-bit -+ significant addition, so we zap out the low bits -+ in one half, zap out the high bits in another, -+ shift them both up to the top 16-bits of a word -+ and do the carry producing addition, finally -+ shift the result back down to the low 16-bits. -+ -+ Actually, we can further optimize away two shifts -+ because we know the low bits of the original -+ value will be added to zero-only bits so cannot -+ affect the addition result nor the final carry -+ bit. -+*/ -+" slli %1,%0, 16\n" /* Need a copy to fold with */ -+ /* Bring the LOW 16 bits up */ -+" add %0, %1, %0\n" /* add and set carry, neat eh? */ -+" cmpltu r15, %0, %1\n" /* get remaining carry bit */ -+" srli %0, %0, 16\n" /* shift back down the result */ -+" add %0, %0, r15\n" -+" nor %0, %0, %0\n" /* negate */ -+ : "=&r" (sum), "=&r" (saddr) -+ : "0" (sum), "1" (saddr), "r" (ntohl(len+proto)), "r" (daddr) -+ : "r15"); -+ return ((unsigned short) sum); -+ barrier(); -+} -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+ extern inline unsigned short from32to16(unsigned long x) -+ { -+ barrier(); -+ __asm__ __volatile__( -+ "add %0, %1, %0\n" -+ "cmpltu r15, %0, %1\n" -+ "srli %0, %0, 16\n" -+ "add %0, %0, r15\n" -+ : "=r" (x) -+ : "r" (x << 16), "0" (x) -+ : "r15"); -+ return x; -+ barrier(); -+ } -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+extern inline unsigned long do_csum(const unsigned char * buff, int len) -+{ -+ int odd, count; -+ unsigned long result = 0; -+ -+ barrier(); -+ if (len <= 0) -+ goto out; -+ odd = 1 & (unsigned long) buff; -+ if (odd) { -+////result = *buff; // dgt: Big endian -+ result = *buff << 8; // dgt: Little endian -+ -+ len--; -+ buff++; -+ } -+ count = len >> 1; /* nr of 16-bit words.. */ -+ if (count) { -+ if (2 & (unsigned long) buff) { -+ result += *(unsigned short *) buff; -+ count--; -+ len -= 2; -+ buff += 2; -+ } -+ count >>= 1; /* nr of 32-bit words.. */ -+ if (count) { -+ unsigned long carry = 0; -+ do { -+ unsigned long w = *(unsigned long *) buff; -+ count--; -+ buff += 4; -+ result += carry; -+ result += w; -+ carry = (w > result); -+ } while (count); -+ result += carry; -+ result = (result & 0xffff) + (result >> 16); -+ } -+ if (len & 2) { -+ result += *(unsigned short *) buff; -+ buff += 2; -+ } -+ } -+ if (len & 1) -+ result += *buff; /* This is little machine, byte is right */ -+ result = from32to16(result); -+ if (odd) -+ result = ((result >> 8) & 0xff) | ((result & 0xff) << 8); -+out: -+ return result; -+ barrier(); -+ } -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+/* ihl is always 5 or greater, almost always is 5, iph is always word -+ * aligned but can fail to be dword aligned very often. -+ */ -+ -+ extern inline unsigned short ip_fast_csum(const unsigned char *iph, unsigned int ihl) -+ { -+ unsigned int sum; -+ -+ barrier(); -+ __asm__ __volatile__( -+" andi r8, %1, 2\n" /* Remember original alignment */ -+" ldw %0, (%1)\n" /* 16 or 32 bit boundary */ -+" beq r8, r0, 1f\n" /* Aligned on 32 bit boundary, go */ -+" srli %0, %0, 16\n" /* Get correct 16 bits */ -+" addi %2, %2, -1\n" /* Take off for 4 bytes, pickup last 2 at end */ -+" addi %1, %1, 2\n" /* Adjust pointer to 32 bit boundary */ -+" br 2f\n" -+"1:\n" -+" addi %2, %2, -1\n" -+" addi %1, %1, 4\n" /* Bump ptr a long word */ -+"2:\n" -+" ldw r9, (%1)\n" -+"1:\n" -+" add %0, r9, %0\n" -+" bgeu %0, r9, 2f\n" -+" addi %0, %0, 1\n" -+"2:\n" -+" addi %1, %1, 4\n" -+" addi %2, %2, -1\n" -+" ldw r9, (%1)\n" -+" bne %2, r0, 1b\n" -+" beq r8, r0, 1f\n" /* 32 bit boundary time to leave */ -+" srli r9, r9, 16\n" /* 16 bit boundary, get correct 16 bits */ -+" add %0, r9, %0\n" -+" bgeu %0, r9, 1f\n" -+" addi %0, %0, 1\n" -+"1:\n" -+" slli %2, %0, 16\n" -+" add %0, %2, %0\n" -+" cmpltu r8, %0, %2\n" -+" srli %0, %0, 16\n" -+" add %0, %0, r8\n" -+" nor %0, %0, %0\n" -+ : "=&r" (sum), "=&r" (iph), "=&r" (ihl) -+ : "1" (iph), "2" (ihl) -+ : "r8", "r9"); -+ return sum; -+ barrier(); -+ } -+ -+/*these 2 functions are now in checksum.c */ -+unsigned int csum_partial(const unsigned char * buff, int len, unsigned int sum); -+unsigned int csum_partial_copy(const char *src, char *dst, int len, int sum); -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+/* -+ * the same as csum_partial_copy, but copies from user space. -+ * -+ * here even more important to align src and dst on a 32-bit (or even -+ * better 64-bit) boundary -+ */ -+extern inline unsigned int -+csum_partial_copy_from_user(const char *src, char *dst, int len, int sum, int *csum_err) -+{ -+ barrier(); -+ if (csum_err) *csum_err = 0; -+ memcpy(dst, src, len); -+ return csum_partial(dst, len, sum); -+ barrier(); -+} -+ -+#define csum_partial_copy_nocheck(src, dst, len, sum) \ -+ csum_partial_copy ((src), (dst), (len), (sum)) -+ -+ -+/* -+ * this routine is used for miscellaneous IP-like checksums, mainly -+ * in icmp.c -+ */ -+ -+extern inline unsigned short ip_compute_csum(unsigned char * buff, int len) -+{ -+ barrier(); -+ return ~from32to16(do_csum(buff,len)); -+ barrier(); -+} -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+#define csum_partial_copy_fromuser(s, d, l, w) \ -+ csum_partial_copy((char *) (s), (d), (l), (w)) -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+/* -+ * Fold a partial checksum without adding pseudo headers -+ */ -+extern __inline__ unsigned int csum_fold(unsigned int sum) -+{ -+ barrier(); -+ __asm__ __volatile__( -+ "add %0, %1, %0\n" -+ "cmpltu r8, %0, %1\n" -+ "srli %0, %0, 16\n" -+ "add %0, %0, r8\n" -+ "nor %0, %0, %0\n" -+ : "=r" (sum) -+ : "r" (sum << 16), "0" (sum) -+ : "r8"); -+ return sum; -+ barrier(); -+} -+ -+ -+/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ -+ -+ -+extern __inline__ unsigned long csum_tcpudp_nofold(unsigned long saddr, -+ unsigned long daddr, -+ unsigned short len, -+ unsigned short proto, -+ unsigned int sum) -+{ -+ barrier(); -+ __asm__ __volatile__( -+ "add %0, %1, %0\n" -+ "cmpltu r8, %0, %1\n" -+ "add %0, %0, r8\n" /* add carry */ -+ "add %0, %2, %0\n" -+ "cmpltu r8, %0, %2\n" -+ "add %0, %0, r8\n" /* add carry */ -+ "add %0, %3, %0\n" -+ "cmpltu r8, %0, %3\n" -+ "add %0, %0, r8\n" /* add carry */ -+ : "=r" (sum), "=r" (saddr) -+ : "r" (daddr), "r" ( (ntohs(len)<<16) + (proto*256) ), -+ "0" (sum), -+ "1" (saddr) -+ : "r8"); -+ -+ return sum; -+ barrier(); -+} -+ -+ -+#endif /* (__NIOS2_CHECKSUM_H) */ ---- linux/include/asm-nios2nommu/cprefix.h -+++ linux/include/asm-nios2nommu/cprefix.h -@@ -0,0 +1,38 @@ -+/* cprefix.h: This file is included by assembly source which needs -+ * to know what the c-label prefixes are. The newer versions -+ * of cpp that come with gcc predefine such things to help -+ * us out. The reason this stuff is needed is to make -+ * solaris compiles of the kernel work. -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef __NIOS2_CPREFIX_H -+#define __NIOS2_CPREFIX_H -+ -+#define C_LABEL_PREFIX -+ -+#define CONCAT(a, b) CONCAT2(a, b) -+#define CONCAT2(a, b) a##b -+ -+#define C_LABEL(name) CONCAT(C_LABEL_PREFIX, name) -+ -+#endif /* !(__NIOS2_CPREFIX_H) */ ---- linux/include/asm-nios2nommu/cpumask.h -+++ linux/include/asm-nios2nommu/cpumask.h -@@ -0,0 +1,28 @@ -+/* -+ * All rights reserved. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _ASM_NIOS2NOMMU_CPUMASK_H -+#define _ASM_NIOS2NOMMU_CPUMASK_H -+ -+#include <asm-generic/cpumask.h> -+ -+#endif /* _ASM_NIOS2NOMMU_CPUMASK_H */ ---- linux/include/asm-nios2nommu/cputime.h -+++ linux/include/asm-nios2nommu/cputime.h -@@ -0,0 +1,31 @@ -+/* -+ * cputime.h -+ * (C) Copyright 2004, Microtronix Datacom Ltd. -+ * -+ * Taken from m68knommu -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2NOMMU_CPUTIME_H -+#define __NIOS2NOMMU_CPUTIME_H -+ -+#include <asm-generic/cputime.h> -+ -+#endif /* __NIOS@NOMMU_CPUTIME_H */ ---- linux/include/asm-nios2nommu/current.h -+++ linux/include/asm-nios2nommu/current.h -@@ -0,0 +1,39 @@ -+#ifndef _NIOS2NOMMU_CURRENT_H -+#define _NIOS2NOMMU_CURRENT_H -+/* -+ * current.h -+ * (C) Copyright 2000, Lineo, David McCullough <davidm@uclinux.org> -+ * (C) Copyright 2002, Greg Ungerer (gerg@snapgear.com) -+ * (C) Copyright 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#include <linux/thread_info.h> -+ -+struct task_struct; -+ -+static inline struct task_struct *get_current(void) -+{ -+ return(current_thread_info()->task); -+} -+ -+#define current get_current() -+ -+#endif /* _NIOS2NOMMU_CURRENT_H */ ---- linux/include/asm-nios2nommu/delay.h -+++ linux/include/asm-nios2nommu/delay.h -@@ -0,0 +1,96 @@ -+#ifndef _NIOS_DELAY_H -+#define _NIOS_DELAY_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/delay.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/param.h> -+ -+extern __inline__ void __delay(unsigned long loops) -+{ -+ int dummy; -+ -+ __asm__ __volatile__( -+ "1: \n\t" -+ " beq %0,zero,2f\n\t" -+ " addi %0, %0, -1\n\t" -+ " br 1b\n\t" -+ "2: \n\t" -+ -+ : "=r" (dummy) /* Need output for optimizer */ -+ -+ : "0" (loops) /* %0 Input */ -+ ); -+} -+ -+/* -+ * Note that 19 * 226 == 4294 ==~ 2^32 / 10^6, so -+ * loops = (4294 * usecs * loops_per_jiffy * HZ) / 2^32. -+ * -+ * The mul instruction gives us loops = (a * b) / 2^32. -+ * We choose a = usecs * 19 * HZ and b = loops_per_jiffy * 226 -+ * because this lets us support a wide range of HZ and -+ * loops_per_jiffy values without either a or b overflowing 2^32. -+ * Thus we need usecs * HZ <= (2^32 - 1) / 19 = 226050910 and -+ * loops_per_jiffy <= (2^32 - 1) / 226 = 19004280 -+ * (which corresponds to ~3800 bogomips at HZ = 100). -+ * -- paulus -+ */ -+#define __MAX_UDELAY (226050910UL/HZ) /* maximum udelay argument */ -+#define __MAX_NDELAY (4294967295UL/HZ) /* maximum ndelay argument */ -+ -+extern unsigned long loops_per_jiffy; -+ -+extern __inline__ void __udelay(unsigned int x) -+{ -+ unsigned int loops; -+ -+ __asm__("mulxuu %0,%1,%2" : "=r" (loops) : -+ "r" (x), "r" (loops_per_jiffy * 226)); -+ __delay(loops); -+} -+ -+extern __inline__ void __ndelay(unsigned int x) -+{ -+ unsigned int loops; -+ -+ __asm__("mulxuu %0,%1,%2" : "=r" (loops) : -+ "r" (x), "r" (loops_per_jiffy * 5)); -+ __delay(loops); -+} -+ -+extern void __bad_udelay(void); /* deliberately undefined */ -+extern void __bad_ndelay(void); /* deliberately undefined */ -+ -+#define udelay(n) (__builtin_constant_p(n)? \ -+ ((n) > __MAX_UDELAY? __bad_udelay(): __udelay((n) * (19 * HZ))) : \ -+ __udelay((n) * (19 * HZ))) -+ -+#define ndelay(n) (__builtin_constant_p(n)? \ -+ ((n) > __MAX_NDELAY? __bad_ndelay(): __ndelay((n) * HZ)) : \ -+ __ndelay((n) * HZ)) -+ -+#define muldiv(a, b, c) (((a)*(b))/(c)) -+ -+#endif /* defined(_NIOS_DELAY_H) */ ---- linux/include/asm-nios2nommu/div64.h -+++ linux/include/asm-nios2nommu/div64.h -@@ -0,0 +1,31 @@ -+#ifndef __ASMNIOS_DIV64_H -+#define __ASMNIOS_DIV64_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/div64.h -+ * -+ * Derived from m68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm-generic/div64.h> -+ -+#endif -+ ---- linux/include/asm-nios2nommu/dma.h -+++ linux/include/asm-nios2nommu/dma.h -@@ -0,0 +1,57 @@ -+/* $Id: dma.h,v 1.6 2005/04/07 21:00:26 wentao Exp $ -+ * -+ * Copyright 2004 (C) Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _ASM_NIOS2_DMA_H -+#define _ASM_NIOS2_DMA_H -+ -+#include <linux/kernel.h> -+#include <asm/asm-offsets.h> -+ -+#define MAX_DMA_ADDRESS (LINUX_SDRAM_END) -+ -+int request_dma(unsigned int, const char *); -+void free_dma(unsigned int); -+void enable_dma(unsigned int dmanr); -+void disable_dma(unsigned int dmanr); -+void set_dma_count(unsigned int dmanr, unsigned int count); -+int get_dma_residue(unsigned int dmanr); -+void nios2_set_dma_data_width(unsigned int dmanr, unsigned int width); -+ -+void nios2_set_dma_handler(unsigned int dmanr, int (*handler)(void*, int), void* user); -+int nios2_request_dma(const char *); -+ -+void nios2_set_dma_mode(unsigned int dmanr, unsigned int mode); -+void nios2_set_dma_rcon(unsigned int dmanr, unsigned int set); -+void nios2_set_dma_wcon(unsigned int dmanr, unsigned int set); -+void nios2_set_dma_raddr(unsigned int dmanr, unsigned int a); -+void nios2_set_dma_waddr(unsigned int dmanr, unsigned int a); -+ -+static inline unsigned long claim_dma_lock(void) -+{ -+} -+ -+static inline void release_dma_lock(unsigned long flags) -+{ -+} -+ -+#endif /* !(_ASM_NIOS2_DMA_H) */ ---- linux/include/asm-nios2nommu/dma-mapping.h -+++ linux/include/asm-nios2nommu/dma-mapping.h -@@ -0,0 +1,133 @@ -+/* -+ * include/asm-nios2nommu/dma-mapping.h -+ * -+ * This file exists so that #include <dma-mapping.h> doesn't break anything. -+ */ -+ -+#ifndef _ASM_DMA_MAPPING_H -+#define _ASM_DMA_MAPPING_H -+ -+#include <asm/scatterlist.h> -+#include <linux/mm.h> -+#include <asm/io.h> -+#include <asm/cacheflush.h> -+ -+static inline void *dma_alloc_coherent(struct device *dev, size_t size, -+ dma_addr_t *dma_handle, int flag) -+{ -+ BUG(); -+ return 0; -+} -+ -+static inline void dma_free_coherent(struct device *dev, size_t size, -+ void *vaddr, dma_addr_t dma_handle) -+{ -+ BUG(); -+} -+ -+/** -+ * dma_map_single - map a single buffer for streaming DMA -+ * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices -+ * @cpu_addr: CPU direct mapped address of buffer -+ * @size: size of buffer to map -+ * @dir: DMA transfer direction -+ * -+ * Ensure that any data held in the cache is appropriately discarded -+ * or written back. -+ * -+ * The device owns this memory once this call has completed. The CPU -+ * can regain ownership by calling dma_unmap_single() or -+ * dma_sync_single_for_cpu(). -+ */ -+static inline dma_addr_t -+dma_map_single(struct device *dev, void *cpu_addr, size_t size, -+ enum dma_data_direction dir) -+{ -+ cache_push ((unsigned long)cpu_addr, size); -+ return virt_to_bus((unsigned long)cpu_addr); -+} -+ -+/** -+ * dma_unmap_single - unmap a single buffer previously mapped -+ * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices -+ * @handle: DMA address of buffer -+ * @size: size of buffer to map -+ * @dir: DMA transfer direction -+ * -+ * Unmap a single streaming mode DMA translation. The handle and size -+ * must match what was provided in the previous dma_map_single() call. -+ * All other usages are undefined. -+ * -+ * After this call, reads by the CPU to the buffer are guaranteed to see -+ * whatever the device wrote there. -+ */ -+static inline void -+dma_unmap_single(struct device *dev, dma_addr_t handle, size_t size, -+ enum dma_data_direction dir) -+{ -+ cache_clear((unsigned long)bus_to_virt(handle), size); -+} -+ -+/** -+ * dma_map_sg - map a set of SG buffers for streaming mode DMA -+ * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices -+ * @sg: list of buffers -+ * @nents: number of buffers to map -+ * @dir: DMA transfer direction -+ * -+ * Map a set of buffers described by scatterlist in streaming -+ * mode for DMA. This is the scatter-gather version of the -+ * above dma_map_single interface. Here the scatter gather list -+ * elements are each tagged with the appropriate dma address -+ * and length. They are obtained via sg_dma_{address,length}(SG). -+ * -+ * NOTE: An implementation may be able to use a smaller number of -+ * DMA address/length pairs than there are SG table elements. -+ * (for example via virtual mapping capabilities) -+ * The routine returns the number of addr/length pairs actually -+ * used, at most nents. -+ * -+ * Device ownership issues as mentioned above for dma_map_single are -+ * the same here. -+ */ -+static inline int -+dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, -+ enum dma_data_direction dir) -+{ -+ int i; -+ -+ for (i = 0; i < nents; i++, sg++) { -+ char *virt; -+ -+ sg->dma_address = page_to_bus(sg->page) + sg->offset; -+ virt = page_address(sg->page) + sg->offset; -+ cache_push ((unsigned long)virt, sg->length); -+ } -+ -+ return nents; -+} -+ -+/** -+ * dma_unmap_sg - unmap a set of SG buffers mapped by dma_map_sg -+ * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices -+ * @sg: list of buffers -+ * @nents: number of buffers to map -+ * @dir: DMA transfer direction -+ * -+ * Unmap a set of streaming mode DMA translations. -+ * Again, CPU read rules concerning calls here are the same as for -+ * dma_unmap_single() above. -+ */ -+static inline void -+dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, -+ enum dma_data_direction dir) -+{ -+ int i; -+ -+ for (i = 0; i < nents; i++, sg++) { -+ char *virt; -+ virt = page_address(sg->page) + sg->offset; -+ cache_clear ((unsigned long)virt, sg->length); -+ } -+} -+#endif /* _ASM_DMA_MAPPING_H */ ---- linux/include/asm-nios2nommu/elf.h -+++ linux/include/asm-nios2nommu/elf.h -@@ -0,0 +1,141 @@ -+#ifndef __NIOS2_ELF_H -+#define __NIOS2_ELF_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/elf.h -+ * -+ * Nio2 ELF relocation types -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * Jan/20/2004 dgt NiosII -+ * Mar/18/2004 xwt NiosII relocation types added -+ * -+ ---------------------------------------------------------------------*/ -+ -+// #include <linux/config.h> -+#include <asm/ptrace.h> -+#include <asm/user.h> -+ -+#define R_NIOS2_NONE 0 -+#define R_NIOS2_S16 1 -+#define R_NIOS2_U16 2 -+#define R_NIOS2_PCREL16 3 -+#define R_NIOS2_CALL26 4 -+#define R_NIOS2_IMM5 5 -+#define R_NIOS2_CACHE_OPX 6 -+#define R_NIOS2_IMM6 7 -+#define R_NIOS2_IMM8 8 -+#define R_NIOS2_HI16 9 -+#define R_NIOS2_LO16 10 -+#define R_NIOS2_HIADJ16 11 -+#define R_NIOS2_BFD_RELOC_32 12 -+#define R_NIOS2_BFD_RELOC_16 13 -+#define R_NIOS2_BFD_RELOC_8 14 -+#define R_NIOS2_GPREL 15 -+#define R_NIOS2_GNU_VTINHERIT 16 -+#define R_NIOS2_GNU_VTENTRY 17 -+#define R_NIOS2_UJMP 18 -+#define R_NIOS2_CJMP 19 -+#define R_NIOS2_CALLR 20 -+#define R_NIOS2_ALIGN 21 -+/* Keep this the last entry. */ -+#define R_NIOS2_NUM 22 -+ -+typedef unsigned long elf_greg_t; -+ -+#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) -+typedef elf_greg_t elf_gregset_t[ELF_NGREG]; -+ -+typedef unsigned long elf_fpregset_t; -+ -+/* -+ * This is used to ensure we don't load something for the wrong architecture. -+ */ -+#define elf_check_arch(x) \ -+ ((x)->e_machine == EM_ALTERA_NIOS2) -+ -+/* -+ * These are used to set parameters in the core dumps. -+ */ -+#define ELF_CLASS ELFCLASS32 -+#define ELF_DATA ELFDATA2LSB -+#define ELF_ARCH EM_ALTERA_NIOS2 -+ -+#define ELF_PLAT_INIT(_r, load_addr) _r->a1 = 0 -+ -+#define USE_ELF_CORE_DUMP -+#define ELF_EXEC_PAGESIZE 4096 -+ -+/* This is the location that an ET_DYN program is loaded if exec'ed. Typical -+ use of this is to invoke "./ld.so someprog" to test out a new version of -+ the loader. We need to make sure that it is out of the way of the program -+ that it will "exec", and that there is sufficient room for the brk. */ -+ -+#define ELF_ET_DYN_BASE 0xD0000000UL -+ -+/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is -+ now struct_user_regs, they are different) */ -+ -+#define ELF_CORE_COPY_REGS(pr_reg, regs) \ -+ /* Bleech. */ \ -+ pr_reg[0] = regs->r1; \ -+ pr_reg[1] = regs->r2; \ -+ pr_reg[2] = regs->r3; \ -+ pr_reg[3] = regs->r4; \ -+ pr_reg[4] = regs->r5; \ -+ pr_reg[5] = regs->r6; \ -+ pr_reg[6] = regs->r7; \ -+ pr_reg[7] = regs->r8; \ -+ pr_reg[8] = regs->r9; \ -+ pr_reg[9] = regs->r10; \ -+ pr_reg[10] = regs->r11; \ -+ pr_reg[11] = regs->r12; \ -+ pr_reg[12] = regs->r13; \ -+ pr_reg[13] = regs->r14; \ -+ pr_reg[14] = regs->r15; \ -+ pr_reg[23] = regs->sp; \ -+ pr_reg[26] = regs->estatus; \ -+ { \ -+ struct switch_stack *sw = ((struct switch_stack *)regs) - 1; \ -+ pr_reg[15] = sw->r16; \ -+ pr_reg[16] = sw->r17; \ -+ pr_reg[17] = sw->r18; \ -+ pr_reg[18] = sw->r19; \ -+ pr_reg[19] = sw->r20; \ -+ pr_reg[20] = sw->r21; \ -+ pr_reg[21] = sw->r22; \ -+ pr_reg[22] = sw->r23; \ -+ pr_reg[24] = sw->fp; \ -+ pr_reg[25] = sw->gp; \ -+ } -+ -+/* This yields a mask that user programs can use to figure out what -+ instruction set this cpu supports. */ -+ -+#define ELF_HWCAP (0) -+ -+/* This yields a string that ld.so will use to load implementation -+ specific libraries for optimization. This is more specific in -+ intent than poking at uname or /proc/cpuinfo. */ -+ -+#define ELF_PLATFORM (NULL) -+ -+#ifdef __KERNEL__ -+#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) -+#endif -+ -+#endif ---- linux/include/asm-nios2nommu/entry.h -+++ linux/include/asm-nios2nommu/entry.h -@@ -0,0 +1,188 @@ -+/* -+ * Hacked from m68knommu port. -+ * -+ * Copyright(C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2NOMMU_ENTRY_H -+#define __NIOS2NOMMU_ENTRY_H -+ -+#ifdef __ASSEMBLY__ -+ -+// #include <linux/config.h> -+#include <asm/setup.h> -+#include <asm/page.h> -+#include <asm/asm-offsets.h> -+ -+/* -+ * Stack layout in 'ret_from_exception': -+ * -+ * This allows access to the syscall arguments in registers r4-r8 -+ * -+ * 0(sp) - r8 -+ * 4(sp) - r9 -+ * 8(sp) - r10 -+ * C(sp) - r11 -+ * 10(sp) - r12 -+ * 14(sp) - r13 -+ * 18(sp) - r14 -+ * 1C(sp) - r15 -+ * 20(sp) - r1 -+ * 24(sp) - r2 -+ * 28(sp) - r3 -+ * 2C(sp) - r4 -+ * 30(sp) - r5 -+ * 34(sp) - r6 -+ * 38(sp) - r7 -+ * 3C(sp) - orig_r2 -+ * 40(sp) - ra -+ * 44(sp) - fp -+ * 48(sp) - sp -+ * 4C(sp) - gp -+ * 50(sp) - estatus -+ * 54(sp) - status_extension -+ * 58(sp) - ea -+ * -+ */ -+ -+/* process bits for task_struct.flags */ -+PF_TRACESYS_OFF = 3 -+PF_TRACESYS_BIT = 5 -+PF_PTRACED_OFF = 3 -+PF_PTRACED_BIT = 4 -+PF_DTRACE_OFF = 1 -+PF_DTRACE_BIT = 5 -+ -+LENOSYS = 38 -+ -+/* -+ * This defines the normal kernel pt-regs layout. -+ * -+ */ -+ -+/* -+ * Standard Nios2 interrupt entry and exit macros. -+ * Must be called with interrupts disabled. -+ */ -+.macro SAVE_ALL -+ movia r24,status_extension // Read status extension -+ ldw r24,0(r24) -+ andi r24,r24,PS_S_ASM -+ bne r24,r0,1f // In supervisor mode, already on kernel stack -+ movia r24,_current_thread // Switch to current kernel stack -+ ldw r24,0(r24) // using the thread_info -+ addi r24,r24,THREAD_SIZE_ASM-PT_REGS_SIZE -+ stw sp,PT_SP(r24) // Save user stack before changing -+ mov sp,r24 -+ br 2f -+ -+1: mov r24,sp -+ addi sp,sp,-PT_REGS_SIZE // Backup the kernel stack pointer -+ stw r24,PT_SP(sp) -+2: stw r1,PT_R1(sp) -+ stw r2,PT_R2(sp) -+ stw r3,PT_R3(sp) -+ stw r4,PT_R4(sp) -+ stw r5,PT_R5(sp) -+ stw r6,PT_R6(sp) -+ stw r7,PT_R7(sp) -+ stw r8,PT_R8(sp) -+ stw r9,PT_R9(sp) -+ stw r10,PT_R10(sp) -+ stw r11,PT_R11(sp) -+ stw r12,PT_R12(sp) -+ stw r13,PT_R13(sp) -+ stw r14,PT_R14(sp) -+ stw r15,PT_R15(sp) -+ stw r2,PT_ORIG_R2(sp) -+ stw ra,PT_RA(sp) -+ stw fp,PT_FP(sp) -+ stw gp,PT_GP(sp) -+ rdctl r24,estatus -+ stw r24,PT_ESTATUS(sp) -+ movia r24,status_extension // Read status extension -+ ldw r1,0(r24) -+ stw r1,PT_STATUS_EXTENSION(sp) // Store user/supervisor status -+ ORI32 r1,r1,PS_S_ASM // Set supervisor mode -+ stw r1,0(r24) -+ stw ea,PT_EA(sp) -+.endm -+ -+.macro RESTORE_ALL -+ ldw r1,PT_STATUS_EXTENSION(sp) // Restore user/supervisor status -+ movia r24,status_extension -+ stw r1,0(r24) -+ ldw r1,PT_R1(sp) // Restore registers -+ ldw r2,PT_R2(sp) -+ ldw r3,PT_R3(sp) -+ ldw r4,PT_R4(sp) -+ ldw r5,PT_R5(sp) -+ ldw r6,PT_R6(sp) -+ ldw r7,PT_R7(sp) -+ ldw r8,PT_R8(sp) -+ ldw r9,PT_R9(sp) -+ ldw r10,PT_R10(sp) -+ ldw r11,PT_R11(sp) -+ ldw r12,PT_R12(sp) -+ ldw r13,PT_R13(sp) -+ ldw r14,PT_R14(sp) -+ ldw r15,PT_R15(sp) -+ ldw ra,PT_RA(sp) -+ ldw fp,PT_FP(sp) -+ ldw gp,PT_GP(sp) -+ ldw r24,PT_ESTATUS(sp) -+ wrctl estatus,r24 -+ ldw ea,PT_EA(sp) -+ ldw sp,PT_SP(sp) // Restore sp last -+.endm -+ -+.macro SAVE_SWITCH_STACK -+ addi sp,sp,-SWITCH_STACK_SIZE -+ stw r16,SW_R16(sp) -+ stw r17,SW_R17(sp) -+ stw r18,SW_R18(sp) -+ stw r19,SW_R19(sp) -+ stw r20,SW_R20(sp) -+ stw r21,SW_R21(sp) -+ stw r22,SW_R22(sp) -+ stw r23,SW_R23(sp) -+ stw fp,SW_FP(sp) -+ stw gp,SW_GP(sp) -+ stw ra,SW_RA(sp) -+.endm -+ -+.macro RESTORE_SWITCH_STACK -+ ldw r16,SW_R16(sp) -+ ldw r17,SW_R17(sp) -+ ldw r18,SW_R18(sp) -+ ldw r19,SW_R19(sp) -+ ldw r20,SW_R20(sp) -+ ldw r21,SW_R21(sp) -+ ldw r22,SW_R22(sp) -+ ldw r23,SW_R23(sp) -+ ldw fp,SW_FP(sp) -+ ldw gp,SW_GP(sp) -+ ldw ra,SW_RA(sp) -+ addi sp,sp,SWITCH_STACK_SIZE -+.endm -+ -+#endif /* __ASSEMBLY__ */ -+#endif /* __NIOS2NOMMU_ENTRY_H */ ---- linux/include/asm-nios2nommu/errno.h -+++ linux/include/asm-nios2nommu/errno.h -@@ -0,0 +1,6 @@ -+#ifndef _NIOS2NOMMU_ERRNO_H -+#define _NIOS2NOMMU_ERRNO_H -+ -+#include <asm-generic/errno.h> -+ -+#endif /* _NIOS2NOMMU_ERRNO_H */ ---- linux/include/asm-nios2nommu/fcntl.h -+++ linux/include/asm-nios2nommu/fcntl.h -@@ -0,0 +1,110 @@ -+/* -+ * This file came from the m68k port. -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef _NIOS2_FCNTL_H -+#define _NIOS2_FCNTL_H -+ -+/* open/fcntl - O_SYNC is only implemented on blocks devices and on files -+ located on an ext2 file system */ -+#define O_ACCMODE 0003 -+#define O_RDONLY 00 -+#define O_WRONLY 01 -+#define O_RDWR 02 -+#define O_CREAT 0100 /* not fcntl */ -+#define O_EXCL 0200 /* not fcntl */ -+#define O_NOCTTY 0400 /* not fcntl */ -+#define O_TRUNC 01000 /* not fcntl */ -+#define O_APPEND 02000 -+#define O_NONBLOCK 04000 -+#define O_NDELAY O_NONBLOCK -+#define O_SYNC 010000 -+#define FASYNC 020000 /* fcntl, for BSD compatibility */ -+#define O_DIRECTORY 040000 /* must be a directory */ -+#define O_NOFOLLOW 0100000 /* don't follow links */ -+#define O_DIRECT 0200000 /* direct disk access hint - currently ignored */ -+#define O_LARGEFILE 0400000 -+#define O_NOATIME 01000000 -+ -+#define F_DUPFD 0 /* dup */ -+#define F_GETFD 1 /* get close_on_exec */ -+#define F_SETFD 2 /* set/clear close_on_exec */ -+#define F_GETFL 3 /* get file->f_flags */ -+#define F_SETFL 4 /* set file->f_flags */ -+#define F_GETLK 5 -+#define F_SETLK 6 -+#define F_SETLKW 7 -+ -+#define F_SETOWN 8 /* for sockets. */ -+#define F_GETOWN 9 /* for sockets. */ -+#define F_SETSIG 10 /* for sockets. */ -+#define F_GETSIG 11 /* for sockets. */ -+ -+#define F_GETLK64 12 /* using 'struct flock64' */ -+#define F_SETLK64 13 -+#define F_SETLKW64 14 -+ -+/* for F_[GET|SET]FL */ -+#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ -+ -+/* for posix fcntl() and lockf() */ -+#define F_RDLCK 0 -+#define F_WRLCK 1 -+#define F_UNLCK 2 -+ -+/* for old implementation of bsd flock () */ -+#define F_EXLCK 4 /* or 3 */ -+#define F_SHLCK 8 /* or 4 */ -+ -+/* for leases */ -+#define F_INPROGRESS 16 -+ -+/* operations for bsd flock(), also used by the kernel implementation */ -+#define LOCK_SH 1 /* shared lock */ -+#define LOCK_EX 2 /* exclusive lock */ -+#define LOCK_NB 4 /* or'd with one of the above to prevent -+ blocking */ -+#define LOCK_UN 8 /* remove lock */ -+ -+#define LOCK_MAND 32 /* This is a mandatory flock */ -+#define LOCK_READ 64 /* ... Which allows concurrent read operations */ -+#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ -+#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ -+ -+struct flock { -+ short l_type; -+ short l_whence; -+ off_t l_start; -+ off_t l_len; -+ pid_t l_pid; -+}; -+ -+struct flock64 { -+ short l_type; -+ short l_whence; -+ loff_t l_start; -+ loff_t l_len; -+ pid_t l_pid; -+}; -+ -+#define F_LINUX_SPECIFIC_BASE 1024 -+#endif /* _NIOS2_FCNTL_H */ ---- linux/include/asm-nios2nommu/flat.h -+++ linux/include/asm-nios2nommu/flat.h -@@ -0,0 +1,126 @@ -+/* -+ * include/asm-nios2nommu/flat.h -- uClinux bFLT relocations -+ * -+ * Copyright (C) 2004,05 Microtronix Datacom Ltd -+ * -+ * This file is subject to the terms and conditions of the GNU General -+ * Public License. See the file COPYING in the main directory of this -+ * archive for more details. -+ * -+ * Written by Wentao Xu <wentao@microtronix.com> -+ */ -+ -+#ifndef __NIOS2_FLAT_H__ -+#define __NIOS2_FLAT_H__ -+ -+#define flat_reloc_valid(reloc, size) ((reloc) <= (size + 0x8000)) -+ -+/* The stack is 64-bit aligned for Nios II, so (sp - 1) shall -+ * be 64-bit aligned, where -1 is for argc -+ */ -+#define flat_stack_align(sp) (sp = (unsigned long *)(((unsigned long)sp - 1) & (-8))) -+ -+/* The uClibc port for Nios II expects the argc is followed by argv and envp */ -+#define flat_argvp_envp_on_stack() 1 -+ -+#define flat_old_ram_flag(flags) (flags) -+ -+/* We store the type of relocation in the top 4 bits of the `relval.' */ -+ -+/* Convert a relocation entry into an address. */ -+static inline unsigned long -+flat_get_relocate_addr (unsigned long relval) -+{ -+ return relval & 0x0fffffff; /* Mask out top 4-bits */ -+} -+ -+#define FLAT_NIOS2_RELOC_TYPE(relval) ((relval) >> 28) -+ -+#define FLAT_NIOS2_R_32 0 /* Normal 32-bit reloc */ -+#define FLAT_NIOS2_R_HI_LO 1 /* High 16-bits + low 16-bits field */ -+#define FLAT_NIOS2_R_HIADJ_LO 2 /* High 16-bits adjust + low 16-bits field */ -+#define FLAT_NIOS2_R_CALL26 4 /* Call imm26 */ -+ -+/* Extract the address to be relocated from the symbol reference at rp; -+ * relval is the raw relocation-table entry from which RP is derived. -+ * rp shall always be 32-bit aligned -+ */ -+static inline unsigned long flat_get_addr_from_rp (unsigned long *rp, -+ unsigned long relval, -+ unsigned long flags) -+{ -+ switch (FLAT_NIOS2_RELOC_TYPE(relval)) -+ { -+ case FLAT_NIOS2_R_32: -+ /* Simple 32-bit address. The loader expect it in bigger endian */ -+ return htonl(*rp); -+ -+ case FLAT_NIOS2_R_HI_LO: -+ /* get the two 16-bit immediate value from instructions, then -+ * construct a 32-bit value. Again the loader expect bigger endian -+ */ -+ return htonl ((((rp[0] >> 6) & 0xFFFF) << 16 ) | -+ ((rp[1] >> 6) & 0xFFFF)); -+ -+ case FLAT_NIOS2_R_HIADJ_LO: -+ { -+ /* get the two 16-bit immediate value from instructions, then -+ * construct a 32-bit value. Again the loader expect bigger endian -+ */ -+ unsigned int low, high; -+ high = (rp[0] >> 6) & 0xFFFF; -+ low = (rp[1] >> 6) & 0xFFFF; -+ -+ if ((low >> 15) & 1) high--; -+ -+ return htonl ((high << 16 ) | low ); -+ } -+ case FLAT_NIOS2_R_CALL26: -+ /* the 26-bit immediate value is actually 28-bit */ -+ return htonl(((*rp) >> 6) << 2); -+ -+ default: -+ return ~0; /* bogus value */ -+ } -+} -+ -+/* Insert the address addr into the symbol reference at rp; -+ * relval is the raw relocation-table entry from which rp is derived. -+ * rp shall always be 32-bit aligned -+ */ -+static inline void flat_put_addr_at_rp (unsigned long *rp, unsigned long addr, -+ unsigned long relval) -+{ -+ unsigned long exist_val; -+ switch (FLAT_NIOS2_RELOC_TYPE (relval)) { -+ case FLAT_NIOS2_R_32: -+ /* Simple 32-bit address. */ -+ *rp = addr; -+ break; -+ -+ case FLAT_NIOS2_R_HI_LO: -+ exist_val = rp[0]; -+ rp[0] = ((((exist_val >> 22) << 16) | (addr >> 16)) << 6) | (exist_val & 0x3F); -+ exist_val = rp[1]; -+ rp[1] = ((((exist_val >> 22) << 16) | (addr & 0xFFFF)) << 6) | (exist_val & 0x3F); -+ break; -+ -+ case FLAT_NIOS2_R_HIADJ_LO: -+ { -+ unsigned int high = (addr >> 16); -+ if ((addr >> 15) & 1) -+ high = (high + 1) & 0xFFFF; -+ exist_val = rp[0]; -+ rp[0] = ((((exist_val >> 22) << 16) | high) << 6) | (exist_val & 0x3F); -+ exist_val = rp[1]; -+ rp[1] = ((((exist_val >> 22) << 16) | (addr & 0xFFFF)) << 6) | (exist_val & 0x3F); -+ break; -+ } -+ case FLAT_NIOS2_R_CALL26: -+ /* the opcode of CALL is 0, so just store the value */ -+ *rp = ((addr >> 2) << 6); -+ break; -+ } -+} -+ -+#endif /* __NIOS2_FLAT_H__ */ ---- linux/include/asm-nios2nommu/hardirq.h -+++ linux/include/asm-nios2nommu/hardirq.h -@@ -0,0 +1,53 @@ -+/* -+ * Ported from m68knommu -+ * -+ * Copyright (C) 2003, Microtronix Datacom Ltd. -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef __NIOS2_HARDIRQ_H -+#define __NIOS2_HARDIRQ_H -+ -+// #include <linux/config.h> -+#include <linux/cache.h> -+#include <linux/threads.h> -+ -+typedef struct { -+ unsigned int __softirq_pending; -+} ____cacheline_aligned irq_cpustat_t; -+ -+#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ -+ -+#define HARDIRQ_BITS 8 -+ -+/* -+ * The hardirq mask has to be large enough to have -+ * space for potentially all IRQ sources in the system -+ * nesting on a single CPU: -+ */ -+#if (1 << HARDIRQ_BITS) < NR_IRQS -+# error HARDIRQ_BITS is too low! -+#endif -+ -+#ifdef CONFIG_SMP -+# error nios2nommu SMP is not available -+#endif /* CONFIG_SMP */ -+ -+#endif /* __NIOS2_HARDIRQ_H */ ---- linux/include/asm-nios2nommu/hdreg.h -+++ linux/include/asm-nios2nommu/hdreg.h -@@ -0,0 +1,30 @@ -+/* -+ * Copyright (C) 1994-1996 Linus Torvalds & authors -+ * Copyright (C) 2002 Wentau Xu (www.microtronix.com) -+ * copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2_HDREG_H -+#define __NIOS2_HDREG_H -+ -+typedef unsigned long ide_ioreg_t; -+ -+#endif /* __NIOS2_HDREG_H */ ---- linux/include/asm-nios2nommu/hw_irq.h -+++ linux/include/asm-nios2nommu/hw_irq.h -@@ -0,0 +1,16 @@ -+#ifndef _ASM_HW_IRQ_H -+#define _ASM_HW_IRQ_H -+ -+/* -+ * linux/include/asm/hw_irq.h -+ * -+ * (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar -+ * -+ * moved some of the old arch/i386/kernel/irq.h to here. VY -+ * -+ * IRQ/IPI changes taken from work by Thomas Radke -+ * <tomsoft@informatik.tu-chemnitz.de> -+ */ -+ -+ -+#endif /* _ASM_HW_IRQ_H */ ---- linux/include/asm-nios2nommu/ide.h -+++ linux/include/asm-nios2nommu/ide.h -@@ -0,0 +1,47 @@ -+/* -+ * linux/include/asm-niosnommu2/ide.h -+ * -+ * Copyright (C) 1994-1996 Linus Torvalds & authors -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __ASMNIOS2_IDE_H -+#define __ASMNIOS2_IDE_H -+ -+#ifdef __KERNEL__ -+#undef MAX_HWIFS /* we're going to force it */ -+ -+#ifndef MAX_HWIFS -+#define MAX_HWIFS 1 -+#endif -+ -+#define IDE_ARCH_OBSOLETE_INIT -+#define IDE_ARCH_OBSOLETE_DEFAULTS -+#define ide_default_io_base(i) ((unsigned long)na_ide_ide) -+#define ide_default_irq(b) (na_ide_ide_irq) -+#define ide_init_default_irq(base) ide_default_irq(base) -+#define ide_default_io_ctl(base) ((base) + (0xE*4)) -+ -+#include <asm-generic/ide_iops.h> -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* __ASMNIOS2_IDE_H */ ---- linux/include/asm-nios2nommu/init.h -+++ linux/include/asm-nios2nommu/init.h -@@ -0,0 +1,22 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#error "<asm/init.h> should never be used - use <linux/init.h> instead" ---- linux/include/asm-nios2nommu/ioctl.h -+++ linux/include/asm-nios2nommu/ioctl.h -@@ -0,0 +1,100 @@ -+/* $Id: ioctl.h,v 1.3 2004/02/12 23:06:40 ken-h Exp $ -+ * -+ * linux/ioctl.h for Linux by H.H. Bergman. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2_IOCTL_H -+#define _NIOS2_IOCTL_H -+ -+/* ioctl command encoding: 32 bits total, command in lower 16 bits, -+ * size of the parameter structure in the lower 14 bits of the -+ * upper 16 bits. -+ * Encoding the size of the parameter structure in the ioctl request -+ * is useful for catching programs compiled with old versions -+ * and to avoid overwriting user space outside the user buffer area. -+ * The highest 2 bits are reserved for indicating the ``access mode''. -+ * NOTE: This limits the max parameter size to 16kB -1 ! -+ */ -+ -+/* -+ * I don't really have any idea about what this should look like, so -+ * for the time being, this is heavily based on the PC definitions. -+ */ -+ -+/* -+ * The following is for compatibility across the various Linux -+ * platforms. The i386 ioctl numbering scheme doesn't really enforce -+ * a type field. De facto, however, the top 8 bits of the lower 16 -+ * bits are indeed used as a type field, so we might just as well make -+ * this explicit here. Please be sure to use the decoding macros -+ * below from now on. -+ */ -+#define _IOC_NRBITS 8 -+#define _IOC_TYPEBITS 8 -+#define _IOC_SIZEBITS 14 -+#define _IOC_DIRBITS 2 -+ -+#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) -+#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) -+#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) -+#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) -+ -+#define _IOC_NRSHIFT 0 -+#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS) -+#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS) -+#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS) -+ -+/* -+ * Direction bits. -+ */ -+#define _IOC_NONE 0U -+#define _IOC_WRITE 1U -+#define _IOC_READ 2U -+ -+#define _IOC(dir,type,nr,size) \ -+ (((dir) << _IOC_DIRSHIFT) | \ -+ ((type) << _IOC_TYPESHIFT) | \ -+ ((nr) << _IOC_NRSHIFT) | \ -+ ((size) << _IOC_SIZESHIFT)) -+ -+/* used to create numbers */ -+#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0) -+#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) -+#define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size)) -+#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size)) -+ -+/* used to decode ioctl numbers.. */ -+#define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) -+#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) -+#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) -+#define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) -+ -+/* ...and for the drivers/sound files... */ -+ -+#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) -+#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) -+#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) -+#define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) -+#define IOCSIZE_SHIFT (_IOC_SIZESHIFT) -+ -+#endif /* _NIOS2_IOCTL_H */ ---- linux/include/asm-nios2nommu/ioctls.h -+++ linux/include/asm-nios2nommu/ioctls.h -@@ -0,0 +1,103 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __ARCH_NIOS2_IOCTLS_H__ -+#define __ARCH_NIOS2_IOCTLS_H__ -+ -+#include <asm/ioctl.h> -+ -+/* 0x54 is just a magic number to make these relatively unique ('T') */ -+ -+#define TCGETS 0x5401 -+#define TCSETS 0x5402 -+#define TCSETSW 0x5403 -+#define TCSETSF 0x5404 -+#define TCGETA 0x5405 -+#define TCSETA 0x5406 -+#define TCSETAW 0x5407 -+#define TCSETAF 0x5408 -+#define TCSBRK 0x5409 -+#define TCXONC 0x540A -+#define TCFLSH 0x540B -+#define TIOCEXCL 0x540C -+#define TIOCNXCL 0x540D -+#define TIOCSCTTY 0x540E -+#define TIOCGPGRP 0x540F -+#define TIOCSPGRP 0x5410 -+#define TIOCOUTQ 0x5411 -+#define TIOCSTI 0x5412 -+#define TIOCGWINSZ 0x5413 -+#define TIOCSWINSZ 0x5414 -+#define TIOCMGET 0x5415 -+#define TIOCMBIS 0x5416 -+#define TIOCMBIC 0x5417 -+#define TIOCMSET 0x5418 -+#define TIOCGSOFTCAR 0x5419 -+#define TIOCSSOFTCAR 0x541A -+#define FIONREAD 0x541B -+#define TIOCINQ FIONREAD -+#define TIOCLINUX 0x541C -+#define TIOCCONS 0x541D -+#define TIOCGSERIAL 0x541E -+#define TIOCSSERIAL 0x541F -+#define TIOCPKT 0x5420 -+#define FIONBIO 0x5421 -+#define TIOCNOTTY 0x5422 -+#define TIOCSETD 0x5423 -+#define TIOCGETD 0x5424 -+#define TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */ -+#define TIOCTTYGSTRUCT 0x5426 /* For debugging only */ -+#define TIOCSBRK 0x5427 /* BSD compatibility */ -+#define TIOCCBRK 0x5428 /* BSD compatibility */ -+#define TIOCGSID 0x5429 /* Return the session ID of FD */ -+#define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ -+#define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ -+ -+#define FIONCLEX 0x5450 /* these numbers need to be adjusted. */ -+#define FIOCLEX 0x5451 -+#define FIOASYNC 0x5452 -+#define TIOCSERCONFIG 0x5453 -+#define TIOCSERGWILD 0x5454 -+#define TIOCSERSWILD 0x5455 -+#define TIOCGLCKTRMIOS 0x5456 -+#define TIOCSLCKTRMIOS 0x5457 -+#define TIOCSERGSTRUCT 0x5458 /* For debugging only */ -+#define TIOCSERGETLSR 0x5459 /* Get line status register */ -+#define TIOCSERGETMULTI 0x545A /* Get multiport config */ -+#define TIOCSERSETMULTI 0x545B /* Set multiport config */ -+ -+#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */ -+#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */ -+#define FIOQSIZE 0x545E -+ -+/* Used for packet mode */ -+#define TIOCPKT_DATA 0 -+#define TIOCPKT_FLUSHREAD 1 -+#define TIOCPKT_FLUSHWRITE 2 -+#define TIOCPKT_STOP 4 -+#define TIOCPKT_START 8 -+#define TIOCPKT_NOSTOP 16 -+#define TIOCPKT_DOSTOP 32 -+ -+#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ -+ -+#endif /* __ARCH_NIOS2_IOCTLS_H__ */ ---- linux/include/asm-nios2nommu/io.h -+++ linux/include/asm-nios2nommu/io.h -@@ -0,0 +1,240 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2_IO_H -+#define __NIOS2_IO_H -+ -+#ifdef __KERNEL__ -+ -+#include <linux/kernel.h> -+ -+#include <asm/page.h> /* IO address mapping routines need this */ -+#include <asm/system.h> -+#include <asm/unaligned.h> -+ -+extern void insw(unsigned long port, void *dst, unsigned long count); -+extern void outsw(unsigned long port, void *src, unsigned long count); -+extern void insl(unsigned long port, void *dst, unsigned long count); -+extern void outsl(unsigned long port, void *src, unsigned long count); -+ -+ -+/* -+ * readX/writeX() are used to access memory mapped devices. On some -+ * architectures the memory mapped IO stuff needs to be accessed -+ * differently. On the Nios architecture, we just read/write the -+ * memory location directly. -+ */ -+ -+#define readb(addr) \ -+({ \ -+ unsigned char __res;\ -+ __asm__ __volatile__( \ -+ "ldbuio %0, 0(%1)" \ -+ : "=r"(__res) \ -+ : "r" (addr)); \ -+ __res; \ -+}) -+ -+#define readw(addr) \ -+({ \ -+ unsigned short __res;\ -+ __asm__ __volatile__( \ -+ "ldhuio %0, 0(%1)" \ -+ : "=r"(__res) \ -+ : "r" (addr)); \ -+ __res; \ -+}) -+ -+#define readl(addr) \ -+({ \ -+ unsigned int __res;\ -+ __asm__ __volatile__( \ -+ "ldwio %0, 0(%1)" \ -+ : "=r"(__res) \ -+ : "r" (addr)); \ -+ __res; \ -+}) -+ -+#define writeb(b,addr) \ -+({ \ -+ __asm__ __volatile__( \ -+ "stbio %0, 0(%1)" \ -+ : : "r"(b), "r" (addr)); \ -+}) -+ -+#define writew(b,addr) \ -+({ \ -+ __asm__ __volatile__( \ -+ "sthio %0, 0(%1)" \ -+ : : "r"(b), "r" (addr)); \ -+}) -+ -+#define writel(b,addr) \ -+({ \ -+ __asm__ __volatile__( \ -+ "stwio %0, 0(%1)" \ -+ : : "r"(b), "r" (addr)); \ -+}) -+ -+#define __raw_readb readb -+#define __raw_readw readw -+#define __raw_readl readl -+#define __raw_writeb writeb -+#define __raw_writew writew -+#define __raw_writel writel -+ -+#define mmiowb() -+ -+/* -+ * make the short names macros so specific devices -+ * can override them as required -+ */ -+ -+#define memset_io(addr,c,len) memset((void *)(((unsigned int)(addr)) | 0x80000000),(c),(len)) -+#define memcpy_fromio(to,from,len) memcpy((to),(void *)(((unsigned int)(from)) | 0x80000000),(len)) -+#define memcpy_toio(to,from,len) memcpy((void *)(((unsigned int)(to)) | 0x80000000),(from),(len)) -+ -+#define inb(addr) readb(addr) -+#define inw(addr) readw(addr) -+#define inl(addr) readl(addr) -+ -+#define outb(x,addr) ((void) writeb(x,addr)) -+#define outw(x,addr) ((void) writew(x,addr)) -+#define outl(x,addr) ((void) writel(x,addr)) -+ -+#define inb_p(addr) inb(addr) -+#define inw_p(addr) inw(addr) -+#define inl_p(addr) inl(addr) -+ -+#define outb_p(x,addr) outb(x,addr) -+#define outw_p(x,addr) outw(x,addr) -+#define outl_p(x,addr) outl(x,addr) -+ -+ -+ -+extern inline void insb(unsigned long port, void *dst, unsigned long count) -+{ -+ unsigned char *p=(unsigned char*)dst; -+ while (count--) -+ *p++ = inb(port); -+} -+ -+/* See arch/niosnommu/io.c for optimized version */ -+extern inline void _insw(unsigned long port, void *dst, unsigned long count) -+{ -+ unsigned short *p=(unsigned short*)dst; -+ while (count--) -+ *p++ = inw(port); -+} -+ -+/* See arch/niosnommu/kernel/io.c for unaligned destination pointer */ -+extern inline void _insl(unsigned long port, void *dst, unsigned long count) -+{ -+ unsigned long *p=(unsigned long*)dst; -+ while (count--) -+ *p++ = inl(port); -+} -+ -+extern inline void outsb(unsigned long port, void *src, unsigned long count) -+{ -+ unsigned char *p=(unsigned char*)src; -+ while (count--) -+ outb( *p++, port ); -+} -+ -+/* See arch/niosnommu/io.c for optimized version */ -+extern inline void _outsw(unsigned long port, void *src, unsigned long count) -+{ -+ unsigned short *p=(unsigned short*)src; -+ while (count--) -+ outw( *p++, port ); -+} -+ -+/* See arch/niosnommu/kernel/io.c for unaligned source pointer */ -+extern inline void _outsl(unsigned long port, void *src, unsigned long count) -+{ -+ unsigned long *p=(unsigned long*)src; -+ while (count--) -+ outl( *p++, port ); -+} -+ -+ -+ -+extern inline void mapioaddr(unsigned long physaddr, unsigned long virt_addr, -+ int bus, int rdonly) -+{ -+ return; -+} -+ -+//vic - copied from m68knommu -+ -+/* Values for nocacheflag and cmode */ -+#define IOMAP_FULL_CACHING 0 -+#define IOMAP_NOCACHE_SER 1 -+#define IOMAP_NOCACHE_NONSER 2 -+#define IOMAP_WRITETHROUGH 3 -+ -+extern void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag); -+extern void __iounmap(void *addr, unsigned long size); -+ -+extern inline void *ioremap(unsigned long physaddr, unsigned long size) -+{ -+ return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -+} -+extern inline void *ioremap_nocache(unsigned long physaddr, unsigned long size) -+{ -+ return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -+} -+extern inline void *ioremap_writethrough(unsigned long physaddr, unsigned long size) -+{ -+ return __ioremap(physaddr, size, IOMAP_WRITETHROUGH); -+} -+extern inline void *ioremap_fullcache(unsigned long physaddr, unsigned long size) -+{ -+ return __ioremap(physaddr, size, IOMAP_FULL_CACHING); -+} -+ -+extern void iounmap(void *addr); -+ -+ -+#define IO_SPACE_LIMIT 0xffffffff -+ -+#define dma_cache_inv(_start,_size) do { } while (0) -+#define dma_cache_wback(_start,_size) do { } while (0) -+#define dma_cache_wback_inv(_start,_size) do { } while (0) -+ -+/* Pages to physical address... */ -+#define page_to_phys(page) ((page - mem_map) << PAGE_SHIFT) -+#define page_to_bus(page) ((page - mem_map) << PAGE_SHIFT) -+ -+#define mm_ptov(vaddr) ((void *) (vaddr)) -+#define mm_vtop(vaddr) ((unsigned long) (vaddr)) -+#define phys_to_virt(vaddr) ((void *) (vaddr)) -+#define virt_to_phys(vaddr) ((unsigned long) (vaddr)) -+ -+#define virt_to_bus virt_to_phys -+#define bus_to_virt phys_to_virt -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* !(__NIOS2_IO_H) */ -+ ---- linux/include/asm-nios2nommu/ipcbuf.h -+++ linux/include/asm-nios2nommu/ipcbuf.h -@@ -0,0 +1,49 @@ -+#ifndef __NIOS2_IPCBUF_H__ -+#define __NIOS2_IPCBUF_H__ -+ -+/* Copied from asm-m68k/ipcbuf.h -+ * The user_ipc_perm structure for Nios architecture. -+ * Note extra padding because this structure is passed back and forth -+ * between kernel and user space. -+ * -+ * Pad space is left for: -+ * - 32-bit mode_t and seq -+ * - 2 miscellaneous 32-bit values -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+struct ipc64_perm -+{ -+ __kernel_key_t key; -+ __kernel_uid32_t uid; -+ __kernel_gid32_t gid; -+ __kernel_uid32_t cuid; -+ __kernel_gid32_t cgid; -+ __kernel_mode_t mode; -+ unsigned short __pad1; -+ unsigned short seq; -+ unsigned short __pad2; -+ unsigned long __unused1; -+ unsigned long __unused2; -+}; -+ -+#endif /* __NIOS2_IPCBUF_H__ */ ---- linux/include/asm-nios2nommu/ipc.h -+++ linux/include/asm-nios2nommu/ipc.h -@@ -0,0 +1,51 @@ -+#ifndef __NIOS2_IPC_H__ -+#define __NIOS2_IPC_H__ -+ -+/* Copied from sparc version -+ * These are used to wrap system calls on the Nios. -+ * -+ * See arch/niosnommu/kernel/sys_nios.c for ugly details.. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+struct ipc_kludge { -+ struct msgbuf *msgp; -+ long msgtyp; -+}; -+ -+#define SEMOP 1 -+#define SEMGET 2 -+#define SEMCTL 3 -+#define MSGSND 11 -+#define MSGRCV 12 -+#define MSGGET 13 -+#define MSGCTL 14 -+#define SHMAT 21 -+#define SHMDT 22 -+#define SHMGET 23 -+#define SHMCTL 24 -+ -+/* Used by the DIPC package, try and avoid reusing it */ -+#define DIPC 25 -+ -+#define IPCCALL(version,op) ((version)<<16 | (op)) -+ -+#endif ---- linux/include/asm-nios2nommu/irq.h -+++ linux/include/asm-nios2nommu/irq.h -@@ -0,0 +1,182 @@ -+/* -+ * 21Mar2001 1.1 dgt/microtronix -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+ -+#ifndef _NIOS2NOMMU_IRQ_H_ -+#define _NIOS2NOMMU_IRQ_H_ -+ -+extern void disable_irq(unsigned int); -+extern void enable_irq(unsigned int); -+ -+// #include <linux/config.h> -+#include <linux/interrupt.h> -+ -+#define SYS_IRQS 32 -+#define NR_IRQS SYS_IRQS -+ -+/* -+ * Interrupt source definitions -+ * General interrupt sources are the level 1-7. -+ * Adding an interrupt service routine for one of these sources -+ * results in the addition of that routine to a chain of routines. -+ * Each one is called in succession. Each individual interrupt -+ * service routine should determine if the device associated with -+ * that routine requires service. -+ */ -+ -+#define IRQ01 (1) /* level 1 interrupt */ -+#define IRQ02 (2) /* level 2 interrupt */ -+#define IRQ03 (3) /* level 3 interrupt */ -+#define IRQ04 (4) /* level 4 interrupt */ -+#define IRQ05 (5) /* level 5 interrupt */ -+#define IRQ06 (6) /* level 6 interrupt */ -+#define IRQ07 (7) /* level 7 interrupt */ -+#define IRQ08 (8) /* level 8 interrupt */ -+#define IRQ09 (9) /* level 9 interrupt */ -+#define IRQ0A (10) /* level 10 interrupt */ -+#define IRQ0B (11) /* level 11 interrupt */ -+#define IRQ0C (12) /* level 12 interrupt */ -+#define IRQ0D (13) /* level 13 interrupt */ -+#define IRQ0E (14) /* level 14 interrupt */ -+#define IRQ0F (15) /* level 15 interrupt */ -+#define IRQ10 (16) /* level 16 interrupt */ -+#define IRQ12 (17) /* level 17 interrupt */ -+#define IRQ13 (18) /* level 18 interrupt */ -+#define IRQ14 (19) /* level 19 interrupt */ -+#define IRQ15 (20) /* level 20 interrupt */ -+#define IRQ16 (21) /* level 21 interrupt */ -+#define IRQ17 (22) /* level 22 interrupt */ -+#define IRQ18 (23) /* level 23 interrupt */ -+#define IRQ19 (24) /* level 24 interrupt */ -+#define IRQ1A (25) /* level 25 interrupt */ -+#define IRQ1B (26) /* level 26 interrupt */ -+#define IRQ1C (27) /* level 27 interrupt */ -+#define IRQ1D (28) /* level 28 interrupt */ -+#define IRQ1E (29) /* level 29 interrupt */ -+#define IRQ1F (30) /* level 30 interrupt */ -+#define IRQ20 (31) /* level 31 interrupt */ -+#define IRQ21 (32) /* level 32 interrupt */ -+ -+#define IRQMAX IRQ21 -+ -+/* -+ * "Generic" interrupt sources -+ */ -+ -+/* -+ * Machine specific interrupt sources. -+ * -+ * Adding an interrupt service routine for a source with this bit -+ * set indicates a special machine specific interrupt source. -+ * The machine specific files define these sources. -+ * -+ * Removed, they are not used by any one. -+ */ -+ -+/* -+ * various flags for request_irq() -+ */ -+#define IRQ_FLG_LOCK (0x0001) /* handler is not replaceable */ -+#define IRQ_FLG_REPLACE (0x0002) /* replace existing handler */ -+#define IRQ_FLG_FAST (0x0004) -+#define IRQ_FLG_SLOW (0x0008) -+#define IRQ_FLG_STD (0x8000) /* internally used */ -+ -+/* -+ * Functions to set and clear the interrupt mask. -+ */ -+ -+/* -+ * Use a zero to clean the bit. -+ */ -+static inline void clrimr(int mask) -+{ -+ int flags; -+ -+ local_irq_save(flags); -+ __asm__ __volatile__( -+ "rdctl r8, ienable\n" -+ "and r8,r8,%0\n" -+ "wrctl ienable, r8\n" -+ : /* No output */ -+ : "r" (mask) -+ : "r8"); -+ local_irq_restore(flags); -+} -+ -+/* -+ * Use a one to set the bit. -+ */ -+static inline void setimr(int mask) -+{ -+ int flags; -+ -+ local_irq_save(flags); -+ __asm__ __volatile__( -+ "rdctl r8, ienable\n" -+ "or r8,r8,%0\n" -+ "wrctl ienable, r8\n" -+ : /* No output */ -+ : "r" (mask) -+ : "r8"); -+ local_irq_restore(flags); -+} -+ -+/* -+ * This structure is used to chain together the ISRs for a particular -+ * interrupt source (if it supports chaining). -+ */ -+typedef struct irq_node { -+ irqreturn_t (*handler)(int, void *, struct pt_regs *); -+ unsigned long flags; -+ void *dev_id; -+ const char *devname; -+ struct irq_node *next; -+} irq_node_t; -+ -+/* -+ * This function returns a new irq_node_t -+ */ -+extern irq_node_t *new_irq_node(void); -+ -+/* -+ * This structure has only 4 elements for speed reasons -+ */ -+typedef struct irq_handler { -+ irqreturn_t (*handler)(int, void *, struct pt_regs *); -+ unsigned long flags; -+ void *dev_id; -+ const char *devname; -+} irq_handler_t; -+ -+/* count of spurious interrupts */ -+extern volatile unsigned int num_spurious; -+ -+#define disable_irq_nosync(i) disable_irq(i) -+ -+#ifndef irq_canonicalize -+#define irq_canonicalize(i) (i) -+#endif -+ -+#endif /* _NIOS2NOMMU_IRQ_H_ */ ---- linux/include/asm-nios2nommu/kmap_types.h -+++ linux/include/asm-nios2nommu/kmap_types.h -@@ -0,0 +1,43 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _ASM_KMAP_TYPES_H -+#define _ASM_KMAP_TYPES_H -+ -+enum km_type { -+ KM_BOUNCE_READ, -+ KM_SKB_SUNRPC_DATA, -+ KM_SKB_DATA_SOFTIRQ, -+ KM_USER0, -+ KM_USER1, -+ KM_BIO_SRC_IRQ, -+ KM_BIO_DST_IRQ, -+ KM_PTE0, -+ KM_PTE1, -+ KM_IRQ0, -+ KM_IRQ1, -+ KM_SOFTIRQ0, -+ KM_SOFTIRQ1, -+ KM_TYPE_NR -+}; -+ -+#endif ---- linux/include/asm-nios2nommu/linkage.h -+++ linux/include/asm-nios2nommu/linkage.h -@@ -0,0 +1,29 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __ASM_LINKAGE_H -+#define __ASM_LINKAGE_H -+ -+#define __ALIGN .align 3 -+#define __ALIGN_STR ".align 3" -+ -+#endif ---- linux/include/asm-nios2nommu/linux_logo.h -+++ linux/include/asm-nios2nommu/linux_logo.h -@@ -0,0 +1,953 @@ -+/* $Id: linux_logo.h,v 1.3 2004/02/12 23:06:40 ken-h Exp $ -+ * include/asm-nios/linux_logo.h: This is a linux logo -+ * to be displayed on boot. -+ * -+ * Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu) -+ * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) -+ * Copyright (C) 2004 Micrtronix Datacom Ltd. -+ * -+ * You can put anything here, but: -+ * LINUX_LOGO_COLORS has to be less than 224 -+ * image size has to be 80x80 -+ * values have to start from 0x20 -+ * (i.e. RGB(linux_logo_red[0], -+ * linux_logo_green[0], -+ * linux_logo_blue[0]) is color 0x20) -+ * BW image has to be 80x80 as well, with MS bit -+ * on the left -+ * Serial_console ascii image can be any size, -+ * but should contain %s to display the version -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#include <linux/init.h> -+#include <linux/version.h> -+ -+#define linux_logo_banner "Linux/NIOS2 version " UTS_RELEASE -+ -+#define __HAVE_ARCH_LINUX_LOGO -+#define __HAVE_ARCH_LINUX_LOGO16 -+ -+#define LINUX_LOGO_COLORS 221 -+ -+#ifdef INCLUDE_LINUX_LOGO_DATA -+ -+unsigned char linux_logo_red[] __initdata = { -+ 0x00, 0x06, 0x0a, 0x0e, 0x16, 0x1a, 0x1e, 0x22, -+ 0x12, 0x00, 0x2a, 0x36, 0x42, 0x4e, 0x4a, 0x56, -+ 0x26, 0x46, 0x2e, 0x32, 0x52, 0x3a, 0x02, 0x65, -+ 0x5e, 0x3e, 0x74, 0x8a, 0xa2, 0x9a, 0x86, 0xc6, -+ 0xc3, 0x65, 0xbb, 0xd2, 0xda, 0xd6, 0xe2, 0xf6, -+ 0xfd, 0xae, 0x7b, 0xdd, 0xea, 0x6a, 0xaa, 0xe7, -+ 0xbe, 0x5a, 0xee, 0x9e, 0x95, 0x80, 0x76, 0x79, -+ 0x62, 0x36, 0x9a, 0xe2, 0xec, 0xe1, 0xb8, 0xd7, -+ 0xaf, 0x25, 0xbc, 0xc0, 0xef, 0xea, 0xe8, 0xe8, -+ 0xf5, 0xf1, 0xda, 0xd3, 0x79, 0xdb, 0xf4, 0xf6, -+ 0xf6, 0xf6, 0xe2, 0x3d, 0xb4, 0xce, 0xe6, 0xee, -+ 0xf6, 0x68, 0xd8, 0xec, 0xf5, 0xc6, 0xc8, 0x9c, -+ 0x89, 0xd2, 0xee, 0xcb, 0xb9, 0xd2, 0x66, 0x5e, -+ 0x8b, 0xbe, 0xa8, 0xd5, 0xca, 0xb6, 0xae, 0x9c, -+ 0xc5, 0xbe, 0xbe, 0xca, 0x90, 0xb2, 0x9a, 0xa8, -+ 0xb6, 0xf2, 0xce, 0xfa, 0xb2, 0x6e, 0xa6, 0xfe, -+ 0xf6, 0xec, 0xfe, 0xd2, 0xea, 0xf5, 0xf2, 0xf2, -+ 0xe9, 0xee, 0xf6, 0xf2, 0xee, 0xf6, 0xda, 0xd4, -+ 0xfa, 0xca, 0xf2, 0xf6, 0xfe, 0xf2, 0xda, 0xe4, -+ 0xf6, 0xdd, 0xf2, 0xee, 0xfa, 0xf0, 0x12, 0x4a, -+ 0xd6, 0xf2, 0x8e, 0xf2, 0xf6, 0xf6, 0xb5, 0xf1, -+ 0x26, 0x9a, 0xea, 0xf6, 0xe0, 0xd2, 0x16, 0x9a, -+ 0x2e, 0xd2, 0x70, 0xd6, 0x46, 0x7c, 0xb4, 0x62, -+ 0xda, 0xee, 0xd6, 0xa3, 0x74, 0xa7, 0xa2, 0xe0, -+ 0xae, 0xbe, 0xce, 0xe2, 0xa3, 0x8e, 0x6d, 0x8e, -+ 0x32, 0xaf, 0x50, 0x9e, 0x5b, 0x8a, 0x98, 0x82, -+ 0x7a, 0x82, 0x56, 0x7c, 0x8a, 0x56, 0x5e, 0x86, -+ 0x6a, 0x52, 0x59, 0x64, 0x5e, -+}; -+ -+unsigned char linux_logo_green[] __initdata = { -+ 0x00, 0x06, 0x0a, 0x0e, 0x16, 0x1a, 0x1e, 0x22, -+ 0x12, 0x00, 0x2a, 0x36, 0x42, 0x4e, 0x4a, 0x56, -+ 0x26, 0x46, 0x2e, 0x32, 0x52, 0x3a, 0x02, 0x65, -+ 0x5e, 0x3e, 0x74, 0x8a, 0xa2, 0x9a, 0x86, 0xc6, -+ 0xc3, 0x62, 0xbb, 0xd2, 0xda, 0xd6, 0xe2, 0xf6, -+ 0xfd, 0xae, 0x7b, 0xdd, 0xea, 0x6a, 0xaa, 0xe7, -+ 0xbe, 0x5a, 0xee, 0x9e, 0x95, 0x80, 0x62, 0x5c, -+ 0x4e, 0x26, 0x72, 0xaa, 0xba, 0xaf, 0x90, 0xae, -+ 0x92, 0x1a, 0xa4, 0x85, 0xb6, 0xbe, 0xc3, 0xc8, -+ 0xcf, 0xd0, 0xc2, 0xce, 0x57, 0xa2, 0xd6, 0xda, -+ 0xda, 0xd7, 0xb8, 0x2a, 0x7b, 0x91, 0xae, 0xca, -+ 0xda, 0x45, 0x9e, 0xb2, 0xd7, 0x9b, 0x90, 0x76, -+ 0x5c, 0xa2, 0xbe, 0xa6, 0x85, 0x96, 0x4e, 0x46, -+ 0x66, 0x92, 0x7a, 0x9a, 0x96, 0x9d, 0x9a, 0x6b, -+ 0x8a, 0x8e, 0xb2, 0xca, 0x90, 0xa6, 0x79, 0x7c, -+ 0xb6, 0xf2, 0xce, 0xfa, 0xb2, 0x6e, 0xa6, 0xfa, -+ 0xea, 0xd7, 0xf6, 0xbc, 0xda, 0xde, 0xda, 0xe6, -+ 0xca, 0xd8, 0xea, 0xe0, 0xcc, 0xf2, 0xce, 0xb2, -+ 0xee, 0xa2, 0xd6, 0xe6, 0xf6, 0xd7, 0xc5, 0xb8, -+ 0xc6, 0xb9, 0xce, 0xde, 0xce, 0xc6, 0x0e, 0x36, -+ 0xae, 0xbe, 0x86, 0xba, 0xbe, 0xe6, 0x8e, 0xc4, -+ 0x1e, 0x8e, 0xae, 0xba, 0xb2, 0xa6, 0x12, 0x7a, -+ 0x20, 0xc6, 0x64, 0xaa, 0x2f, 0x70, 0x85, 0x46, -+ 0xce, 0xd6, 0xa6, 0x6e, 0x51, 0x72, 0x92, 0xa6, -+ 0x87, 0x96, 0xa2, 0xd6, 0x85, 0x7a, 0x6a, 0x6e, -+ 0x22, 0x76, 0x36, 0x76, 0x3c, 0x6e, 0x63, 0x53, -+ 0x66, 0x62, 0x42, 0x50, 0x56, 0x42, 0x56, 0x56, -+ 0x56, 0x3e, 0x51, 0x52, 0x56, -+}; -+ -+unsigned char linux_logo_blue[] __initdata = { -+ 0x00, 0x06, 0x0a, 0x0e, 0x16, 0x1a, 0x1e, 0x22, -+ 0x12, 0x01, 0x2a, 0x36, 0x42, 0x4e, 0x4a, 0x56, -+ 0x26, 0x46, 0x2e, 0x32, 0x52, 0x3a, 0x06, 0x65, -+ 0x5e, 0x3e, 0x74, 0x8a, 0xa2, 0x9a, 0x86, 0xc6, -+ 0xc3, 0x59, 0xbb, 0xd2, 0xda, 0xd6, 0xe2, 0xf6, -+ 0xfd, 0xae, 0x7b, 0xdd, 0xea, 0x6a, 0xaa, 0xe7, -+ 0xbe, 0x5a, 0xee, 0x9e, 0x95, 0x80, 0x2e, 0x08, -+ 0x0a, 0x06, 0x0a, 0x0b, 0x0b, 0x0f, 0x0c, 0x0f, -+ 0x3d, 0x09, 0x73, 0x09, 0x0d, 0x0a, 0x10, 0x1e, -+ 0x2d, 0x13, 0x86, 0xba, 0x19, 0x0a, 0x36, 0x3c, -+ 0x26, 0x14, 0x0d, 0x06, 0x07, 0x0a, 0x0b, 0x0f, -+ 0x4a, 0x06, 0x0a, 0x0c, 0x2b, 0x0a, 0x0b, 0x0a, -+ 0x06, 0x0a, 0x0a, 0x11, 0x0b, 0x0a, 0x0a, 0x1e, -+ 0x0f, 0x0d, 0x0a, 0x0b, 0x22, 0x6a, 0x72, 0x0b, -+ 0x0b, 0x22, 0x90, 0xca, 0x90, 0x92, 0x3c, 0x2c, -+ 0xb6, 0xf2, 0xce, 0xfa, 0xb2, 0x6e, 0xa6, 0xea, -+ 0xb6, 0x7c, 0xda, 0x8e, 0xa6, 0x87, 0x66, 0xb6, -+ 0x81, 0x6a, 0xc6, 0x9a, 0x5b, 0xd2, 0xb6, 0x6a, -+ 0xca, 0x45, 0x92, 0xb2, 0xca, 0x52, 0x8a, 0x3e, -+ 0x2e, 0x66, 0x66, 0xae, 0x3e, 0x47, 0x06, 0x0e, -+ 0x52, 0x36, 0x6a, 0x0e, 0x0e, 0xbe, 0x2c, 0x0e, -+ 0x0a, 0x5a, 0x0d, 0x0e, 0x3e, 0x0a, 0x06, 0x2e, -+ 0x06, 0x9e, 0x4e, 0x36, 0x06, 0x58, 0x24, 0x06, -+ 0x9e, 0xae, 0x3a, 0x08, 0x08, 0x07, 0x5e, 0x0a, -+ 0x32, 0x2e, 0x2a, 0xb2, 0x43, 0x48, 0x5f, 0x2e, -+ 0x06, 0x06, 0x07, 0x24, 0x06, 0x32, 0x06, 0x06, -+ 0x46, 0x2e, 0x22, 0x06, 0x06, 0x1e, 0x4c, 0x06, -+ 0x3a, 0x22, 0x42, 0x34, 0x42, -+}; -+ -+unsigned char linux_logo[] __initdata = { -+ 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0x20, 0x20, 0x21, 0x21, 0x23, 0x28, -+ 0x26, 0x30, 0x32, 0x2b, 0x33, 0x2a, 0x26, 0x28, -+ 0x22, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x21, 0x23, 0x25, 0x30, 0x33, 0x35, 0x35, -+ 0x2b, 0x2a, 0x26, 0x28, 0x22, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x21, -+ 0x21, 0x22, 0x23, 0x28, 0x28, 0x23, 0x22, 0x21, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x21, 0x23, 0x28, 0x24, 0x24, -+ 0x28, 0x23, 0x22, 0x21, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, -+}; -+ -+unsigned char linux_logo16[1]; -+ -+#endif /* INCLUDE_LINUX_LOGO_DATA */ -+ -+#include <linux/linux_logo.h> -+ ---- linux/include/asm-nios2nommu/local.h -+++ linux/include/asm-nios2nommu/local.h -@@ -0,0 +1,28 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2NOMMU_LOCAL_H -+#define __NIOS2NOMMU_LOCAL_H -+ -+#include <asm-generic/local.h> -+ -+#endif /* __NIOS2NOMMU_LOCAL_H */ ---- linux/include/asm-nios2nommu/mc146818rtc.h -+++ linux/include/asm-nios2nommu/mc146818rtc.h -@@ -0,0 +1,29 @@ -+/* -+ * Machine dependent access functions for RTC registers. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef _NIOS2_MC146818RTC_H -+#define _NIOS2_MC146818RTC_H -+ -+/* empty include file to satisfy the include in genrtc.c/ide-geometry.c */ -+ -+#endif /* _NIOS2_MC146818RTC_H */ ---- linux/include/asm-nios2nommu/mman.h -+++ linux/include/asm-nios2nommu/mman.h -@@ -0,0 +1,68 @@ -+/* -+ * Copied from the m68k port. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2_MMAN_H__ -+#define __NIOS2_MMAN_H__ -+ -+#define PROT_READ 0x1 /* page can be read */ -+#define PROT_WRITE 0x2 /* page can be written */ -+#define PROT_EXEC 0x4 /* page can be executed */ -+#define PROT_SEM 0x8 /* page may be used for atomic ops */ -+#define PROT_NONE 0x0 /* page can not be accessed */ -+#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ -+#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ -+ -+#define MAP_SHARED 0x01 /* Share changes */ -+#define MAP_PRIVATE 0x02 /* Changes are private */ -+#define MAP_TYPE 0x0f /* Mask for type of mapping */ -+#define MAP_FIXED 0x10 /* Interpret addr exactly */ -+#define MAP_ANONYMOUS 0x20 /* don't use a file */ -+ -+#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ -+#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ -+#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ -+#define MAP_LOCKED 0x2000 /* pages are locked */ -+#define MAP_NORESERVE 0x4000 /* don't check for reservations */ -+#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ -+#define MAP_NONBLOCK 0x10000 /* do not block on IO */ -+ -+#define MS_ASYNC 1 /* sync memory asynchronously */ -+#define MS_INVALIDATE 2 /* invalidate the caches */ -+#define MS_SYNC 4 /* synchronous memory sync */ -+ -+#define MCL_CURRENT 1 /* lock all current mappings */ -+#define MCL_FUTURE 2 /* lock all future mappings */ -+ -+#define MADV_NORMAL 0x0 /* default page-in behavior */ -+#define MADV_RANDOM 0x1 /* page-in minimum required */ -+#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ -+#define MADV_WILLNEED 0x3 /* pre-fault pages */ -+#define MADV_DONTNEED 0x4 /* discard these pages */ -+ -+/* compatibility flags */ -+#define MAP_ANON MAP_ANONYMOUS -+#define MAP_FILE 0 -+ -+#endif /* __NIOS2_MMAN_H__ */ -+ ---- linux/include/asm-nios2nommu/mmu_context.h -+++ linux/include/asm-nios2nommu/mmu_context.h -@@ -0,0 +1,58 @@ -+/* -+ * -+ * Taken from the m68knommu. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2NOMMU_MMU_CONTEXT_H -+#define __NIOS2NOMMU_MMU_CONTEXT_H -+ -+#include <linux/config.h> -+#include <asm/setup.h> -+#include <asm/page.h> -+#include <asm/pgalloc.h> -+ -+static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) -+{ -+} -+ -+extern inline int -+init_new_context(struct task_struct *tsk, struct mm_struct *mm) -+{ -+ // mm->context = virt_to_phys(mm->pgd); -+ return(0); -+} -+ -+#define destroy_context(mm) do { } while(0) -+ -+static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) -+{ -+} -+ -+#define deactivate_mm(tsk,mm) do { } while (0) -+ -+extern inline void activate_mm(struct mm_struct *prev_mm, -+ struct mm_struct *next_mm) -+{ -+} -+ -+#endif ---- linux/include/asm-nios2nommu/mmu.h -+++ linux/include/asm-nios2nommu/mmu.h -@@ -0,0 +1,36 @@ -+/* -+ * -+ * Taken from the m68knommu. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2NOMMU_MMU_H -+#define __NIOS2NOMMU_MMU_H -+ -+/* Copyright (C) 2002, David McCullough <davidm@snapgear.com> */ -+ -+typedef struct { -+ struct vm_list_struct *vmlist; -+ unsigned long end_brk; -+} mm_context_t; -+ -+#endif /* __NIOS2NOMMU_MMU_H */ ---- linux/include/asm-nios2nommu/module.h -+++ linux/include/asm-nios2nommu/module.h -@@ -0,0 +1,36 @@ -+#ifndef _NIOS2_MODULE_H -+#define _NIOS2_MODULE_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/module.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+struct mod_arch_specific -+{ -+}; -+ -+#define Elf_Shdr Elf32_Shdr -+#define Elf_Sym Elf32_Sym -+#define Elf_Ehdr Elf32_Ehdr -+ -+#endif /* _NIOS_MODULE_H */ ---- linux/include/asm-nios2nommu/msgbuf.h -+++ linux/include/asm-nios2nommu/msgbuf.h -@@ -0,0 +1,56 @@ -+/* -+ * Taken from the m68k. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2_MSGBUF_H -+#define _NIOS2_MSGBUF_H -+ -+/* -+ * The msqid64_ds structure for nios2 architecture. -+ * Note extra padding because this structure is passed back and forth -+ * between kernel and user space. -+ * -+ * Pad space is left for: -+ * - 64-bit time_t to solve y2038 problem -+ * - 2 miscellaneous 32-bit values -+ */ -+ -+struct msqid64_ds { -+ struct ipc64_perm msg_perm; -+ __kernel_time_t msg_stime; /* last msgsnd time */ -+ unsigned long __unused1; -+ __kernel_time_t msg_rtime; /* last msgrcv time */ -+ unsigned long __unused2; -+ __kernel_time_t msg_ctime; /* last change time */ -+ unsigned long __unused3; -+ unsigned long msg_cbytes; /* current number of bytes on queue */ -+ unsigned long msg_qnum; /* number of messages in queue */ -+ unsigned long msg_qbytes; /* max number of bytes on queue */ -+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */ -+ __kernel_pid_t msg_lrpid; /* last receive pid */ -+ unsigned long __unused4; -+ unsigned long __unused5; -+}; -+ -+#endif /* _NIOS2_MSGBUF_H */ -+ ---- linux/include/asm-nios2nommu/namei.h -+++ linux/include/asm-nios2nommu/namei.h -@@ -0,0 +1,36 @@ -+/* -+ * linux/include/asm-nios/namei.h -+ * Moved from m68k version -+ * Included from linux/fs/namei.c -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef __NIOS2_NAMEI_H -+#define __NIOS2_NAMEI_H -+ -+/* This dummy routine maybe changed to something useful -+ * for /usr/gnemul/ emulation stuff. -+ * Look at asm-sparc/namei.h for details. -+ */ -+ -+#define __emul_prefix() NULL -+ -+#endif ---- linux/include/asm-nios2nommu/ndma.h -+++ linux/include/asm-nios2nommu/ndma.h -@@ -0,0 +1,64 @@ -+#ifndef __NDMA_H__ -+ #define __NDMA_H__ -+ -+ #ifndef __ASSEMBLY__ -+ -+// DMA Registers -+typedef volatile struct -+{ -+ int np_dmastatus; // status register -+ int np_dmareadaddress; // read address -+ int np_dmawriteaddress; // write address -+ int np_dmalength; // length in bytes -+ int np_dmareserved1; // reserved -+ int np_dmareserved2; // reserved -+ int np_dmacontrol; // control register -+ int np_dmareserved3; // control register alternate -+} np_dma; -+ -+// DMA Register Bits -+enum -+{ -+ np_dmacontrol_byte_bit = 0, // Byte transaction -+ np_dmacontrol_hw_bit = 1, // Half-word transaction -+ np_dmacontrol_word_bit = 2, // Word transaction -+ np_dmacontrol_go_bit = 3, // enable execution -+ np_dmacontrol_i_en_bit = 4, // enable interrupt -+ np_dmacontrol_reen_bit = 5, // Enable read end-of-packet -+ np_dmacontrol_ween_bit = 6, // Enable write end-of-packet -+ np_dmacontrol_leen_bit = 7, // Enable length=0 transaction end -+ np_dmacontrol_rcon_bit = 8, // Read from a fixed address -+ np_dmacontrol_wcon_bit = 9, // Write to a fixed address -+ np_dmacontrol_doubleword_bit = 10, // Double-word transaction -+ np_dmacontrol_quadword_bit = 11, // Quad-word transaction -+ -+ np_dmastatus_done_bit = 0, // 1 when done. Status write clears. -+ np_dmastatus_busy_bit = 1, // 1 when busy. -+ np_dmastatus_reop_bit = 2, // read-eop received -+ np_dmastatus_weop_bit = 3, // write-eop received -+ np_dmastatus_len_bit = 4, // requested length transacted -+ -+ np_dmacontrol_byte_mask = (1 << 0), // Byte transaction -+ np_dmacontrol_hw_mask = (1 << 1), // Half-word transaction -+ np_dmacontrol_word_mask = (1 << 2), // Word transaction -+ np_dmacontrol_go_mask = (1 << 3), // enable execution -+ np_dmacontrol_i_en_mask = (1 << 4), // enable interrupt -+ np_dmacontrol_reen_mask = (1 << 5), // Enable read end-of-packet -+ np_dmacontrol_ween_mask = (1 << 6), // Enable write end-of-packet -+ np_dmacontrol_leen_mask = (1 << 7), // Enable length=0 transaction end -+ np_dmacontrol_rcon_mask = (1 << 8), // Read from a fixed address -+ np_dmacontrol_wcon_mask = (1 << 9), // Write to a fixed address -+ np_dmacontrol_doubleword_mask = (1 << 10), // Double-word transaction -+ np_dmacontrol_quadword_mask = (1 << 11), // Quad-word transaction -+ -+ np_dmastatus_done_mask = (1 << 0), // 1 when done. Status write clears. -+ np_dmastatus_busy_mask = (1 << 1), // 1 when busy. -+ np_dmastatus_reop_mask = (1 << 2), // read-eop received -+ np_dmastatus_weop_mask = (1 << 3), // write-eop received -+ np_dmastatus_len_mask = (1 << 4), // requested length transacted -+}; -+ -+ #endif /* __ASSEMBLY__ */ -+ -+#endif -+/* End of File */ ---- linux/include/asm-nios2nommu/nios.h -+++ linux/include/asm-nios2nommu/nios.h -@@ -0,0 +1,7 @@ -+#ifndef __NIOS_H__ -+#define __NIOS_H__ -+ -+#include "nios2_system.h" -+ -+#endif -+ ---- linux/include/asm-nios2nommu/page.h -+++ linux/include/asm-nios2nommu/page.h -@@ -0,0 +1,135 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2_PAGE_H -+#define _NIOS2_PAGE_H -+ -+/* copied from m68knommu arch */ -+// #include <linux/config.h> -+ -+/* PAGE_SHIFT determines the page size */ -+ -+#define PAGE_SHIFT (12) -+#define PAGE_SIZE (1UL << PAGE_SHIFT) -+#define PAGE_MASK (~(PAGE_SIZE-1)) -+ -+#ifdef __KERNEL__ -+ -+#include <asm/setup.h> -+ -+#if PAGE_SHIFT < 13 -+#define THREAD_SIZE (8192) -+#else -+#define THREAD_SIZE PAGE_SIZE -+#endif -+ -+#ifndef __ASSEMBLY__ -+ -+#define get_user_page(vaddr) __get_free_page(GFP_KERNEL) -+#define free_user_page(page, addr) free_page(addr) -+ -+#define clear_page(page) memset((page), 0, PAGE_SIZE) -+#define copy_page(to,from) memcpy((to), (from), PAGE_SIZE) -+ -+#define clear_user_page(page, vaddr, pg) clear_page(page) -+#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) -+ -+/* -+ * These are used to make use of C type-checking.. -+ */ -+typedef struct { unsigned long pte; } pte_t; -+typedef struct { unsigned long pmd[16]; } pmd_t; -+typedef struct { unsigned long pgd; } pgd_t; -+typedef struct { unsigned long pgprot; } pgprot_t; -+ -+#define pte_val(x) ((x).pte) -+#define pmd_val(x) ((&x)->pmd[0]) -+#define pgd_val(x) ((x).pgd) -+#define pgprot_val(x) ((x).pgprot) -+ -+#define __pte(x) ((pte_t) { (x) } ) -+#define __pmd(x) ((pmd_t) { (x) } ) -+#define __pgd(x) ((pgd_t) { (x) } ) -+#define __pgprot(x) ((pgprot_t) { (x) } ) -+ -+/* to align the pointer to the (next) page boundary */ -+#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK) -+ -+/* Pure 2^n version of get_order */ -+extern __inline__ int get_order(unsigned long size) -+{ -+ int order; -+ -+ size = (size-1) >> (PAGE_SHIFT-1); -+ order = -1; -+ do { -+ size >>= 1; -+ order++; -+ } while (size); -+ return order; -+} -+ -+extern unsigned long memory_start; -+extern unsigned long memory_end; -+ -+#endif /* !__ASSEMBLY__ */ -+#include <asm/nios.h> -+#define PAGE_OFFSET ((int)(nasys_program_mem)) -+ -+#ifndef __ASSEMBLY__ -+ -+#define __pa(vaddr) virt_to_phys((void *)vaddr) -+#define __va(paddr) phys_to_virt((unsigned long)paddr) -+ -+#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) -+ -+#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) -+#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) -+ -+#define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)) -+#define page_to_virt(page) ((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET) -+#define VALID_PAGE(page) ((page - mem_map) < max_mapnr) -+ -+#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) -+#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) -+ -+#define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void *)PAGE_OFFSET) && \ -+ ((void *)(kaddr) < (void *)memory_end)) -+ -+#ifdef CONFIG_NO_KERNEL_MSG -+#define BUG_PRINT() -+#else -+#define BUG_PRINT() printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__) -+#endif -+ -+#ifdef na_cpu_oci_core -+#define BUG_PANIC() asm volatile ("break") /* drop to debugger */ -+#else -+// #define BUG_PANIC() while(1) -+#define BUG_PANIC() panic("BUG!") -+#endif -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _NIOS2_PAGE_H */ ---- linux/include/asm-nios2nommu/param.h -+++ linux/include/asm-nios2nommu/param.h -@@ -0,0 +1,49 @@ -+#ifndef _NIOS_PARAM_H -+#define _NIOS_PARAM_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/param.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#ifndef HZ -+#define HZ 100 -+#endif -+ -+#ifdef __KERNEL__ -+#define USER_HZ HZ -+#define CLOCKS_PER_SEC (USER_HZ) -+#endif -+ -+#define EXEC_PAGESIZE 4096 -+ -+#ifndef NGROUPS -+#define NGROUPS 32 -+#endif -+ -+#ifndef NOGROUP -+#define NOGROUP (-1) -+#endif -+ -+#define MAXHOSTNAMELEN 64 /* max length of hostname */ -+ -+#endif ---- linux/include/asm-nios2nommu/pci.h -+++ linux/include/asm-nios2nommu/pci.h -@@ -0,0 +1,75 @@ -+#ifndef _ASM_NIOS2NOMMU_PCI_H -+#define _ASM_NIOS2NOMMU_PCI_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/pci.h -+ * -+ * Derived from asm-m68k/pci_m68k.h -+ * - m68k specific PCI declarations, by Wout Klaren. -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/scatterlist.h> -+ -+struct pci_ops; -+ -+/* -+ * Structure with hardware dependent information and functions of the -+ * PCI bus. -+ */ -+ -+struct pci_bus_info -+{ -+ /* -+ * Resources of the PCI bus. -+ */ -+ -+ struct resource mem_space; -+ struct resource io_space; -+ -+ /* -+ * System dependent functions. -+ */ -+ -+ struct pci_ops *m68k_pci_ops; -+ -+ void (*fixup)(int pci_modify); -+ void (*conf_device)(struct pci_dev *dev); -+}; -+ -+#define pcibios_assign_all_busses() 0 -+ -+extern inline void pcibios_set_master(struct pci_dev *dev) -+{ -+ /* No special bus mastering setup handling */ -+} -+ -+extern inline void pcibios_penalize_isa_irq(int irq) -+{ -+ /* We don't do dynamic PCI IRQ allocation */ -+} -+ -+/* The PCI address space does equal the physical memory -+ * address space. The networking and block device layers use -+ * this boolean for bounce buffer decisions. -+ */ -+#define PCI_DMA_BUS_IS_PHYS (1) -+ -+#endif /* _ASM_NIOS2NOMMU_PCI_H */ ---- linux/include/asm-nios2nommu/percpu.h -+++ linux/include/asm-nios2nommu/percpu.h -@@ -0,0 +1,30 @@ -+#ifndef __ARCH_NIOS2NOMMU_PERCPU__ -+#define __ARCH_NIOS2NOMMU_PERCPU__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/percpu.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm-generic/percpu.h> -+ -+#endif /* __ARCH_NIOS2NOMMU_PERCPU__ */ ---- linux/include/asm-nios2nommu/pgalloc.h -+++ linux/include/asm-nios2nommu/pgalloc.h -@@ -0,0 +1,32 @@ -+#ifndef _NIOS2NOMMU_PGALLOC_H -+#define _NIOS2NOMMU_PGALLOC_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/pgalloc.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/setup.h> -+ -+#define check_pgt_cache() do { } while (0) -+ -+#endif /* _NIOS2NOMMU_PGALLOC_H */ ---- linux/include/asm-nios2nommu/pgtable.h -+++ linux/include/asm-nios2nommu/pgtable.h -@@ -0,0 +1,104 @@ -+#ifndef _NIOS_PGTABLE_H -+#define _NIOS_PGTABLE_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/pgtable.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+#include <asm-generic/4level-fixup.h> -+ -+//vic - this bit copied from m68knommu version -+// #include <linux/config.h> -+#include <asm/setup.h> -+#include <asm/io.h> -+ -+typedef pte_t *pte_addr_t; -+ -+#define pgd_present(pgd) (1) /* pages are always present on NO_MM */ -+#define pgd_none(pgd) (0) -+#define pgd_bad(pgd) (0) -+#define pgd_clear(pgdp) -+#define kern_addr_valid(addr) (1) -+#define pmd_offset(a, b) ((void *)0) -+ -+#define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */ -+#define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */ -+#define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */ -+#define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */ -+#define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */ -+//vic - this bit copied from m68knommu version -+ -+extern void paging_init(void); -+#define swapper_pg_dir ((pgd_t *) 0) -+ -+#define __swp_type(x) (0) -+#define __swp_offset(x) (0) -+#define __swp_entry(typ,off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) -+#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) -+#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) -+ -+static inline int pte_file(pte_t pte) { return 0; } -+ -+/* -+ * ZERO_PAGE is a global shared page that is always zero: used -+ * for zero-mapped memory areas etc.. -+ */ -+#define ZERO_PAGE(vaddr) (virt_to_page(0)) -+ -+extern unsigned int kobjsize(const void *objp); -+extern int is_in_rom(unsigned long); -+ -+/* -+ * No page table caches to initialise -+ */ -+#define pgtable_cache_init() do { } while (0) -+#define io_remap_page_range(vma, vaddr, paddr, size, prot) \ -+ remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot) -+ -+extern inline void flush_cache_mm(struct mm_struct *mm) -+{ -+} -+ -+extern inline void flush_cache_range(struct mm_struct *mm, -+ unsigned long start, -+ unsigned long end) -+{ -+} -+ -+/* Push the page at kernel virtual address and clear the icache */ -+extern inline void flush_page_to_ram (unsigned long address) -+{ -+} -+ -+/* Push n pages at kernel virtual address and clear the icache */ -+extern inline void flush_pages_to_ram (unsigned long address, int n) -+{ -+} -+ -+/* -+ * All 32bit addresses are effectively valid for vmalloc... -+ * Sort of meaningless for non-VM targets. -+ */ -+#define VMALLOC_START 0 -+#define VMALLOC_END 0xffffffff -+ -+#endif /* _NIOS_PGTABLE_H */ ---- linux/include/asm-nios2nommu/pio_struct.h -+++ linux/include/asm-nios2nommu/pio_struct.h -@@ -0,0 +1,14 @@ -+// PIO Peripheral -+ -+// PIO Registers -+typedef volatile struct -+ { -+ int np_piodata; // read/write, up to 32 bits -+ int np_piodirection; // write/readable, up to 32 bits, 1->output bit -+ int np_piointerruptmask; // write/readable, up to 32 bits, 1->enable interrupt -+ int np_pioedgecapture; // read, up to 32 bits, cleared by any write -+ } np_pio; -+ -+// PIO Routines -+void nr_pio_showhex(int value); // shows low byte on pio named na_seven_seg_pio -+ ---- linux/include/asm-nios2nommu/poll.h -+++ linux/include/asm-nios2nommu/poll.h -@@ -0,0 +1,46 @@ -+#ifndef __NIOS2_POLL_H -+#define __NIOS2_POLL_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/poll.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#define POLLIN 1 -+#define POLLPRI 2 -+#define POLLOUT 4 -+#define POLLERR 8 -+#define POLLHUP 16 -+#define POLLNVAL 32 -+#define POLLRDNORM 64 -+#define POLLWRNORM POLLOUT -+#define POLLRDBAND 128 -+#define POLLWRBAND 256 -+#define POLLMSG 0x0400 -+ -+struct pollfd { -+ int fd; -+ short events; -+ short revents; -+}; -+ -+#endif ---- linux/include/asm-nios2nommu/posix_types.h -+++ linux/include/asm-nios2nommu/posix_types.h -@@ -0,0 +1,89 @@ -+#ifndef __ARCH_NIOS2_POSIX_TYPES_H -+#define __ARCH_NIOS2_POSIX_TYPES_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/posix_types.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * This file is generally used by user-level software, so you need to -+ * be a little careful about namespace pollution etc. Also, we cannot -+ * assume GCC is being used. -+ */ -+ -+typedef unsigned long __kernel_ino_t; -+typedef unsigned short __kernel_mode_t; -+typedef unsigned short __kernel_nlink_t; -+typedef long __kernel_off_t; -+typedef int __kernel_pid_t; -+typedef unsigned short __kernel_ipc_pid_t; -+typedef unsigned short __kernel_uid_t; -+typedef unsigned short __kernel_gid_t; -+typedef unsigned int __kernel_size_t; -+typedef int __kernel_ssize_t; -+typedef int __kernel_ptrdiff_t; -+typedef long __kernel_time_t; -+typedef long __kernel_suseconds_t; -+typedef long __kernel_clock_t; -+typedef int __kernel_timer_t; -+typedef int __kernel_clockid_t; -+typedef int __kernel_daddr_t; -+typedef char * __kernel_caddr_t; -+typedef unsigned short __kernel_uid16_t; -+typedef unsigned short __kernel_gid16_t; -+typedef unsigned int __kernel_uid32_t; -+typedef unsigned int __kernel_gid32_t; -+ -+typedef unsigned short __kernel_old_uid_t; -+typedef unsigned short __kernel_old_gid_t; -+typedef unsigned short __kernel_old_dev_t; -+ -+#ifdef __GNUC__ -+typedef long long __kernel_loff_t; -+#endif -+ -+typedef struct { -+#if defined(__KERNEL__) || defined(__USE_ALL) -+ int val[2]; -+#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */ -+ int __val[2]; -+#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */ -+} __kernel_fsid_t; -+ -+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) -+ -+#undef __FD_SET -+#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d)) -+ -+#undef __FD_CLR -+#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d)) -+ -+#undef __FD_ISSET -+#define __FD_ISSET(d, set) ((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) -+ -+#undef __FD_ZERO -+#define __FD_ZERO(fdsetp) (memset (fdsetp, 0, sizeof(*(fd_set *)fdsetp))) -+ -+#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */ -+ -+#endif ---- linux/include/asm-nios2nommu/preem_latency.h -+++ linux/include/asm-nios2nommu/preem_latency.h -@@ -0,0 +1,39 @@ -+#ifndef _ASM_PREEM_LATENCY_H -+#define _ASM_PREEM_LATENCY_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/preem_latency.h -+ * -+ * timing support for preempt-stats patch -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/nios.h> -+ -+#define readclock(low) \ -+do {\ -+ *(volatile unsigned long *)na_Counter_64_bit=1; \ -+ low=*(volatile unsigned long *)na_Counter_64_bit; \ -+} while (0) -+#define readclock_init() -+ -+#endif /* _ASM_PREEM_LATENCY_H */ ---- linux/include/asm-nios2nommu/processor.h -+++ linux/include/asm-nios2nommu/processor.h -@@ -0,0 +1,148 @@ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/processor.h -+ * -+ * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu) -+ * Copyright (C) 2001 Ken Hill (khill@microtronix.com) -+ * Vic Phillips (vic@microtronix.com) -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * hacked from: -+ * include/asm-sparc/processor.h -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * Nov/02/2003 dgt Fix task_size -+ * -+ ---------------------------------------------------------------------*/ -+ -+#ifndef __ASM_NIOS_PROCESSOR_H -+#define __ASM_NIOS_PROCESSOR_H -+ -+#define NIOS2_FLAG_KTHREAD 0x00000001 /* task is a kernel thread */ -+#define NIOS2_FLAG_COPROC 0x00000002 /* Thread used coprocess */ -+#define NIOS2_FLAG_DEBUG 0x00000004 /* task is being debugged */ -+ -+#define NIOS2_OP_NOP 0x1883a -+#define NIOS2_OP_BREAK 0x3da03a -+ -+#ifndef __ASSEMBLY__ -+ -+/* -+ * Default implementation of macro that returns current -+ * instruction pointer ("program counter"). -+ */ -+#define current_text_addr() ({ __label__ _l; _l: &&_l;}) -+ -+#include <linux/a.out.h> -+#include <linux/string.h> -+ -+#include <asm/ptrace.h> -+#include <asm/signal.h> -+#include <asm/segment.h> -+#include <asm/current.h> -+#include <asm/system.h> /* for get_hi_limit */ -+ -+/* -+ * Bus types -+ */ -+#define EISA_bus 0 -+#define EISA_bus__is_a_macro /* for versions in ksyms.c */ -+#define MCA_bus 0 -+#define MCA_bus__is_a_macro /* for versions in ksyms.c */ -+ -+/* -+ * The nios has no problems with write protection -+ */ -+#define wp_works_ok 1 -+#define wp_works_ok__is_a_macro /* for versions in ksyms.c */ -+ -+/* Whee, this is STACK_TOP and the lowest kernel address too... */ -+#if 0 -+#define KERNBASE 0x00000000 /* First address the kernel will eventually be */ -+#define TASK_SIZE (KERNBASE) -+#define MAX_USER_ADDR TASK_SIZE -+#define MMAP_SEARCH_START (TASK_SIZE/3) -+#endif -+ -+#define TASK_SIZE ((unsigned int) nasys_program_mem_end) //...this is better... -+ -+/* -+ * This decides where the kernel will search for a free chunk of vm -+ * space during mmap's. We won't be using it -+ */ -+#define TASK_UNMAPPED_BASE 0 -+ -+/* The Nios processor specific thread struct. */ -+struct thread_struct { -+ struct pt_regs *kregs; -+ -+ /* For signal handling */ -+ unsigned long sig_address; -+ unsigned long sig_desc; -+ -+ /* Context switch saved kernel state. */ -+ unsigned long ksp; -+ unsigned long kpsr; -+ unsigned long kesr; -+ -+ /* Flags are defined below */ -+ -+ unsigned long flags; -+ int current_ds; -+ struct exec core_exec; /* just what it says. */ -+}; -+ -+#define INIT_MMAP { &init_mm, (0), (0), \ -+ __pgprot(0x0) , VM_READ | VM_WRITE | VM_EXEC } -+ -+#define INIT_THREAD { \ -+ .kregs = 0, \ -+ .sig_address = 0, \ -+ .sig_desc = 0, \ -+ .ksp = 0, \ -+ .kpsr = 0, \ -+ .kesr = PS_S, \ -+ .flags = NIOS2_FLAG_KTHREAD, \ -+ .current_ds = __KERNEL_DS, \ -+ .core_exec = INIT_EXEC \ -+} -+ -+/* Free all resources held by a thread. */ -+extern void release_thread(struct task_struct *); -+ -+extern unsigned long thread_saved_pc(struct task_struct *t); -+ -+extern void start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp); -+ -+/* Prepare to copy thread state - unlazy all lazy status */ -+#define prepare_to_copy(tsk) do { } while (0) -+ -+extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); -+ -+unsigned long get_wchan(struct task_struct *p); -+ -+#define KSTK_EIP(tsk) ((tsk)->thread.kregs->ea) -+#define KSTK_ESP(tsk) ((tsk)->thread.kregs->sp) -+ -+#ifdef __KERNEL__ -+/* Allocation and freeing of basic task resources. */ -+ -+//;dgt2;#define alloc_task_struct() ((struct task_struct *) xx..see..linux..fork..xx __get_free_pages(GFP_KERNEL,1)) -+//;dgt2;#define get_task_struct(tsk) xx..see..linux..sched.h...atomic_inc(&mem_map[MAP_NR(tsk)].count) -+ -+#endif -+ -+#define cpu_relax() do { } while (0) -+#endif /* __ASSEMBLY__ */ -+#endif /* __ASM_NIOS_PROCESSOR_H */ ---- linux/include/asm-nios2nommu/ptrace.h -+++ linux/include/asm-nios2nommu/ptrace.h -@@ -0,0 +1,141 @@ -+/* -+ * Taken from the m68k port. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef _NIOS2NOMMU_PTRACE_H -+#define _NIOS2NOMMU_PTRACE_H -+ -+#ifndef __ASSEMBLY__ -+ -+#define PTR_R0 0 -+#define PTR_R1 1 -+#define PTR_R2 2 -+#define PTR_R3 3 -+#define PTR_R4 4 -+#define PTR_R5 5 -+#define PTR_R6 6 -+#define PTR_R7 7 -+#define PTR_R8 8 -+#define PTR_R9 9 -+#define PTR_R10 10 -+#define PTR_R11 11 -+#define PTR_R12 12 -+#define PTR_R13 13 -+#define PTR_R14 14 -+#define PTR_R15 15 -+#define PTR_R16 16 -+#define PTR_R17 17 -+#define PTR_R18 18 -+#define PTR_R19 19 -+#define PTR_R20 20 -+#define PTR_R21 21 -+#define PTR_R22 22 -+#define PTR_R23 23 -+#define PTR_R24 24 -+#define PTR_R25 25 -+#define PTR_GP 26 -+#define PTR_SP 27 -+#define PTR_FP 28 -+#define PTR_EA 29 -+#define PTR_BA 30 -+#define PTR_RA 31 -+#define PTR_STATUS 32 -+#define PTR_ESTATUS 33 -+#define PTR_BSTATUS 34 -+#define PTR_IENABLE 35 -+#define PTR_IPENDING 36 -+ -+/* this struct defines the way the registers are stored on the -+ stack during a system call. -+ -+ There is a fake_regs in setup.c that has to match pt_regs.*/ -+ -+struct pt_regs { -+ unsigned long r8; -+ unsigned long r9; -+ unsigned long r10; -+ unsigned long r11; -+ unsigned long r12; -+ unsigned long r13; -+ unsigned long r14; -+ unsigned long r15; -+ unsigned long r1; -+ unsigned long r2; -+ unsigned long r3; -+ unsigned long r4; -+ unsigned long r5; -+ unsigned long r6; -+ unsigned long r7; -+ unsigned long orig_r2; -+ unsigned long ra; -+ unsigned long fp; -+ unsigned long sp; -+ unsigned long gp; -+ unsigned long estatus; -+ unsigned long status_extension; -+ unsigned long ea; -+}; -+ -+ -+/* -+ * This is the extended stack used by signal handlers and the context -+ * switcher: it's pushed after the normal "struct pt_regs". -+ */ -+struct switch_stack { -+ unsigned long r16; -+ unsigned long r17; -+ unsigned long r18; -+ unsigned long r19; -+ unsigned long r20; -+ unsigned long r21; -+ unsigned long r22; -+ unsigned long r23; -+ unsigned long fp; -+ unsigned long gp; -+ unsigned long ra; -+}; -+ -+/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ -+#define PTRACE_GETREGS 12 -+#define PTRACE_SETREGS 13 -+#ifdef CONFIG_FPU -+#define PTRACE_GETFPREGS 14 -+#define PTRACE_SETFPREGS 15 -+#endif -+ -+#ifdef __KERNEL__ -+ -+#ifndef PS_S -+#define PS_S (0x00000001) -+#endif -+#ifndef PS_T -+#define PS_T (0x00000002) -+#endif -+ -+#define user_mode(regs) (!((regs)->status_extension & PS_S)) -+#define instruction_pointer(regs) ((regs)->ra) -+#define profile_pc(regs) instruction_pointer(regs) -+extern void show_regs(struct pt_regs *); -+ -+#endif /* __KERNEL__ */ -+#endif /* __ASSEMBLY__ */ -+#endif /* _NIOS2NOMMU_PTRACE_H */ ---- linux/include/asm-nios2nommu/resource.h -+++ linux/include/asm-nios2nommu/resource.h -@@ -0,0 +1,73 @@ -+#ifndef _NIOS2NOMMU_RESOURCE_H -+#define _NIOS2NOMMU_RESOURCE_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * Resource limits -+ * -+ * include/asm-nios2nommu/resource.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#define RLIMIT_CPU 0 /* CPU time in ms */ -+#define RLIMIT_FSIZE 1 /* Maximum filesize */ -+#define RLIMIT_DATA 2 /* max data size */ -+#define RLIMIT_STACK 3 /* max stack size */ -+#define RLIMIT_CORE 4 /* max core file size */ -+#define RLIMIT_RSS 5 /* max resident set size */ -+#define RLIMIT_NPROC 6 /* max number of processes */ -+#define RLIMIT_NOFILE 7 /* max number of open files */ -+#define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */ -+#define RLIMIT_AS 9 /* address space limit */ -+#define RLIMIT_LOCKS 10 /* maximum file locks held */ -+#define RLIMIT_SIGPENDING 11 /* max number of pending signals */ -+#define RLIMIT_MSGQUEUE 12 /* maximum bytes in POSIX mqueues */ -+ -+#define RLIM_NLIMITS 13 -+ -+/* -+ * SuS says limits have to be unsigned. -+ * Which makes a ton more sense anyway. -+ */ -+#define RLIM_INFINITY (~0UL) -+ -+#ifdef __KERNEL__ -+ -+#define INIT_RLIMITS \ -+{ \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { _STK_LIM, RLIM_INFINITY }, \ -+ { 0, RLIM_INFINITY }, \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { 0, 0 }, \ -+ { INR_OPEN, INR_OPEN }, \ -+ { MLOCK_LIMIT, MLOCK_LIMIT }, \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { RLIM_INFINITY, RLIM_INFINITY }, \ -+ { MAX_SIGPENDING, MAX_SIGPENDING }, \ -+ { MQ_BYTES_MAX, MQ_BYTES_MAX }, \ -+} -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _NIOS2NOMMU_RESOURCE_H */ ---- linux/include/asm-nios2nommu/rmap.h -+++ linux/include/asm-nios2nommu/rmap.h -@@ -0,0 +1,2 @@ -+/* Do not need anything here */ -+ ---- linux/include/asm-nios2nommu/scatterlist.h -+++ linux/include/asm-nios2nommu/scatterlist.h -@@ -0,0 +1,42 @@ -+#ifndef _NIOS2NOMMU_SCATTERLIST_H -+#define _NIOS2NOMMU_SCATTERLIST_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/scatterlist.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+#include <linux/mm.h> -+ -+struct scatterlist { -+ struct page *page; -+ unsigned int offset; -+ dma_addr_t dma_address; -+ unsigned int length; -+}; -+ -+#define sg_address(sg) (page_address((sg)->page) + (sg)->offset -+#define sg_dma_address(sg) ((sg)->dma_address) -+#define sg_dma_len(sg) ((sg)->length) -+ -+#define ISA_DMA_THRESHOLD (0xffffffff) -+ -+#endif /* !(_NIOS2NOMMU_SCATTERLIST_H) */ ---- linux/include/asm-nios2nommu/sections.h -+++ linux/include/asm-nios2nommu/sections.h -@@ -0,0 +1,30 @@ -+#ifndef _NIOS2NOMMU_SECTIONS_H -+#define _NIOS2NOMMU_SECTIONS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/sections.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm-generic/sections.h> -+ -+#endif /* _NIOS2NOMMU_SECTIONS_H */ ---- linux/include/asm-nios2nommu/segment.h -+++ linux/include/asm-nios2nommu/segment.h -@@ -0,0 +1,75 @@ -+#ifndef _NIOS2NOMMU_SEGMENT_H -+#define _NIOS2NOMMU_SEGMENT_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/segment.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* define constants */ -+/* Address spaces (FC0-FC2) */ -+#define USER_DATA (1) -+#ifndef __USER_DS -+#define __USER_DS (USER_DATA) -+#endif -+#define USER_PROGRAM (2) -+#define SUPER_DATA (5) -+#ifndef __KERNEL_DS -+#define __KERNEL_DS (SUPER_DATA) -+#endif -+#define SUPER_PROGRAM (6) -+#define CPU_SPACE (7) -+ -+#ifndef __ASSEMBLY__ -+ -+typedef struct { -+ unsigned long seg; -+} mm_segment_t; -+ -+#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) -+#define USER_DS MAKE_MM_SEG(__USER_DS) -+#define KERNEL_DS MAKE_MM_SEG(__KERNEL_DS) -+ -+/* -+ * Get/set the SFC/DFC registers for MOVES instructions -+ */ -+ -+static inline mm_segment_t get_fs(void) -+{ -+ return USER_DS; -+} -+ -+static inline mm_segment_t get_ds(void) -+{ -+ /* return the supervisor data space code */ -+ return KERNEL_DS; -+} -+ -+static inline void set_fs(mm_segment_t val) -+{ -+} -+ -+#define segment_eq(a,b) ((a).seg == (b).seg) -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif /* _NIOS2NOMMU_SEGMENT_H */ ---- linux/include/asm-nios2nommu/semaphore.h -+++ linux/include/asm-nios2nommu/semaphore.h -@@ -0,0 +1,155 @@ -+#ifndef _NIOS2NOMMU_SEMAPHORE_H -+#define _NIOS2NOMMU_SEMAPHORE_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/semaphore.h -+ * -+ * Interrupt-safe semaphores.. -+ * -+ * Derived from M68knommu -+ * -+ * (C) Copyright 1996 Linus Torvalds -+ * m68k version by Andreas Schwab -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+#define RW_LOCK_BIAS 0x01000000 -+ -+#ifndef __ASSEMBLY__ -+ -+#include <linux/linkage.h> -+#include <linux/wait.h> -+#include <linux/spinlock.h> -+#include <linux/rwsem.h> -+ -+#include <asm/system.h> -+#include <asm/atomic.h> -+ -+struct semaphore { -+ atomic_t count; -+ atomic_t waking; -+ wait_queue_head_t wait; -+}; -+ -+#define __SEMAPHORE_INITIALIZER(name, n) \ -+{ \ -+ .count = ATOMIC_INIT(n), \ -+ .waking = ATOMIC_INIT(0), \ -+ .wait = __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \ -+} -+ -+#define __MUTEX_INITIALIZER(name) \ -+ __SEMAPHORE_INITIALIZER(name,1) -+ -+#define __DECLARE_SEMAPHORE_GENERIC(name,count) \ -+ struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) -+ -+#define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name,1) -+#define DECLARE_MUTEX_LOCKED(name) __DECLARE_SEMAPHORE_GENERIC(name,0) -+ -+extern inline void sema_init (struct semaphore *sem, int val) -+{ -+ *sem = (struct semaphore)__SEMAPHORE_INITIALIZER(*sem, val); -+} -+ -+static inline void init_MUTEX (struct semaphore *sem) -+{ -+ sema_init(sem, 1); -+} -+ -+static inline void init_MUTEX_LOCKED (struct semaphore *sem) -+{ -+ sema_init(sem, 0); -+} -+ -+asmlinkage void __down(struct semaphore * sem); -+asmlinkage int __down_interruptible(struct semaphore * sem); -+asmlinkage int __down_trylock(struct semaphore * sem); -+asmlinkage void __up(struct semaphore * sem); -+ -+asmlinkage void __down_failed(void /* special register calling convention */); -+asmlinkage int __down_failed_interruptible(void /* params in registers */); -+asmlinkage int __down_failed_trylock(void /* params in registers */); -+asmlinkage void __up_wakeup(void /* special register calling convention */); -+ -+extern spinlock_t semaphore_wake_lock; -+ -+/* -+ * This is ugly, but we want the default case to fall through. -+ * "down_failed" is a special asm handler that calls the C -+ * routine that actually waits. -+ */ -+extern inline void down(struct semaphore * sem) -+{ -+ might_sleep(); -+ -+ #if 0 -+ ...Nios2 has no atomic "decrement memory".... -+ #else -+ if (atomic_dec_return(&sem->count) < 0) -+ __down(sem); -+ #endif -+} -+ -+extern inline int down_interruptible(struct semaphore * sem) -+{ -+ int ret = 0; -+ -+ -+ might_sleep(); -+ -+ #if 0 -+ ...Nios2 has no atomic "decrement memory".... -+ #else -+ if(atomic_dec_return(&sem->count) < 0) -+ ret = __down_interruptible(sem); -+ return ret; -+ #endif -+} -+ -+extern inline int down_trylock(struct semaphore * sem) -+{ -+ #if 0 -+ ...Nios2 has no atomic "decrement memory".... -+ #else -+ int ret = 0; -+ -+ if (atomic_dec_return (&sem->count) < 0) -+ ret = __down_trylock(sem); -+ return ret; -+ #endif -+} -+ -+/* -+ * Note! This is subtle. We jump to wake people up only if -+ * the semaphore was negative (== somebody was waiting on it). -+ * The default case (no contention) will result in NO -+ * jumps for both down() and up(). -+ */ -+extern inline void up(struct semaphore * sem) -+{ -+ #if 0 -+ ...Nios2 has no atomic "increment memory".... -+ #else -+ if (atomic_inc_return(&sem->count) <= 0) -+ __up(sem); -+ #endif -+} -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif ---- linux/include/asm-nios2nommu/semaphore-helper.h -+++ linux/include/asm-nios2nommu/semaphore-helper.h -@@ -0,0 +1,101 @@ -+#ifndef _NIOS2NOMMU_SEMAPHORE_HELPER_H -+#define _NIOS2NOMMU_SEMAPHORE_HELPER_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/semaphore.h -+ * -+ * SMP- and interrupt-safe semaphores helper functions. -+ * -+ * Derived from M68knommu -+ * -+ * (C) Copyright 1996 Linus Torvalds -+ * m68k version by Andreas Schwab -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+// #include <linux/config.h> -+ -+/* -+ * These two _must_ execute atomically wrt each other. -+ */ -+static inline void wake_one_more(struct semaphore * sem) -+{ -+ atomic_inc(&sem->waking); -+} -+ -+static inline int waking_non_zero(struct semaphore *sem) -+{ -+ int ret; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&semaphore_wake_lock, flags); -+ ret = 0; -+ if (atomic_read(&sem->waking) > 0) { -+ atomic_dec(&sem->waking); -+ ret = 1; -+ } -+ spin_unlock_irqrestore(&semaphore_wake_lock, flags); -+ return ret; -+} -+ -+/* -+ * waking_non_zero_interruptible: -+ * 1 got the lock -+ * 0 go to sleep -+ * -EINTR interrupted -+ */ -+static inline int waking_non_zero_interruptible(struct semaphore *sem, -+ struct task_struct *tsk) -+{ -+ int ret; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&semaphore_wake_lock, flags); -+ ret = 0; -+ if (atomic_read(&sem->waking) > 0) { -+ atomic_dec(&sem->waking); -+ ret = 1; -+ } else if (signal_pending(tsk)) { -+ atomic_inc(&sem->count); -+ ret = -EINTR; -+ } -+ spin_unlock_irqrestore(&semaphore_wake_lock, flags); -+ return ret; -+} -+ -+/* -+ * waking_non_zero_trylock: -+ * 1 failed to lock -+ * 0 got the lock -+ */ -+static inline int waking_non_zero_trylock(struct semaphore *sem) -+{ -+ int ret; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&semaphore_wake_lock, flags); -+ ret = 1; -+ if (atomic_read(&sem->waking) > 0) { -+ atomic_dec(&sem->waking); -+ ret = 0; -+ } else -+ atomic_inc(&sem->count); -+ spin_unlock_irqrestore(&semaphore_wake_lock, flags); -+ return ret; -+} -+ -+#endif ---- linux/include/asm-nios2nommu/sembuf.h -+++ linux/include/asm-nios2nommu/sembuf.h -@@ -0,0 +1,48 @@ -+#ifndef _NIOS_SEMBUF_H -+#define _NIOS_SEMBUF_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/sembuf.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * Note extra padding because this structure is passed back and forth -+ * between kernel and user space. -+ * -+ * Pad space is left for: -+ * - 64-bit time_t to solve y2038 problem -+ * - 2 miscellaneous 32-bit values -+ */ -+ -+struct semid64_ds { -+ struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ -+ __kernel_time_t sem_otime; /* last semop time */ -+ unsigned long __unused1; -+ __kernel_time_t sem_ctime; /* last change time */ -+ unsigned long __unused2; -+ unsigned long sem_nsems; /* no. of semaphores in array */ -+ unsigned long __unused3; -+ unsigned long __unused4; -+}; -+ -+#endif /* _NIOS_SEMBUF_H */ ---- linux/include/asm-nios2nommu/setup.h -+++ linux/include/asm-nios2nommu/setup.h -@@ -0,0 +1,31 @@ -+/* Copied from i386 port. -+ * Just a place holder. We don't want to have to test x86 before -+ * we include stuff -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2_SETUP_H -+#define _NIOS2_SETUP_H -+ -+#define COMMAND_LINE_SIZE 512 -+ -+#endif /* _NIOS2_SETUP_H */ ---- linux/include/asm-nios2nommu/shmbuf.h -+++ linux/include/asm-nios2nommu/shmbuf.h -@@ -0,0 +1,64 @@ -+#ifndef _NIOS_SHMBUF_H -+#define _NIOS_SHMBUF_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/shmbuf.h -+ * -+ * Derived from m68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* Note extra padding because this structure is passed back and forth -+ * between kernel and user space. -+ * -+ * Pad space is left for: -+ * - 64-bit time_t to solve y2038 problem -+ * - 2 miscellaneous 32-bit values -+ */ -+ -+struct shmid64_ds { -+ struct ipc64_perm shm_perm; /* operation perms */ -+ size_t shm_segsz; /* size of segment (bytes) */ -+ __kernel_time_t shm_atime; /* last attach time */ -+ unsigned long __unused1; -+ __kernel_time_t shm_dtime; /* last detach time */ -+ unsigned long __unused2; -+ __kernel_time_t shm_ctime; /* last change time */ -+ unsigned long __unused3; -+ __kernel_pid_t shm_cpid; /* pid of creator */ -+ __kernel_pid_t shm_lpid; /* pid of last operator */ -+ unsigned long shm_nattch; /* no. of current attaches */ -+ unsigned long __unused4; -+ unsigned long __unused5; -+}; -+ -+struct shminfo64 { -+ unsigned long shmmax; -+ unsigned long shmmin; -+ unsigned long shmmni; -+ unsigned long shmseg; -+ unsigned long shmall; -+ unsigned long __unused1; -+ unsigned long __unused2; -+ unsigned long __unused3; -+ unsigned long __unused4; -+}; -+ -+#endif /* _NIOS_SHMBUF_H */ ---- linux/include/asm-nios2nommu/shmparam.h -+++ linux/include/asm-nios2nommu/shmparam.h -@@ -0,0 +1,30 @@ -+#ifndef __NIOS2NOMMU_SHMPARAM_H__ -+#define __NIOS2NOMMU_SHMPARAM_H__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/shmparam.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */ -+ -+#endif /* __NIOS2NOMMU_SHMPARAM_H__ */ ---- linux/include/asm-nios2nommu/sigcontext.h -+++ linux/include/asm-nios2nommu/sigcontext.h -@@ -0,0 +1,35 @@ -+/* -+ * Taken from the m68knommu. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _ASM_NIOS2NOMMU_SIGCONTEXT_H -+#define _ASM_NIOS2NOMMU_SIGCONTEXT_H -+ -+#include <asm/ptrace.h> -+ -+struct sigcontext { -+ struct pt_regs regs; -+ unsigned long sc_mask; /* old sigmask */ -+}; -+ -+#endif ---- linux/include/asm-nios2nommu/siginfo.h -+++ linux/include/asm-nios2nommu/siginfo.h -@@ -0,0 +1,28 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2NOMMU_SIGINFO_H -+#define _NIOS2NOMMU_SIGINFO_H -+ -+#include <asm-generic/siginfo.h> -+ -+#endif ---- linux/include/asm-nios2nommu/signal.h -+++ linux/include/asm-nios2nommu/signal.h -@@ -0,0 +1,207 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2_SIGNAL_H -+#define _NIOS2_SIGNAL_H -+ -+#include <linux/types.h> -+ -+/* Avoid too many header ordering problems. */ -+struct siginfo; -+ -+#ifdef __KERNEL__ -+/* Most things should be clean enough to redefine this at will, if care -+ is taken to make libc match. */ -+ -+#define _NSIG 64 -+#define _NSIG_BPW 32 -+#define _NSIG_WORDS (_NSIG / _NSIG_BPW) -+ -+typedef unsigned long old_sigset_t; /* at least 32 bits */ -+ -+typedef struct { -+ unsigned long sig[_NSIG_WORDS]; -+} sigset_t; -+ -+#else -+/* Here we must cater to libcs that poke about in kernel headers. */ -+ -+#define NSIG 32 -+typedef unsigned long sigset_t; -+ -+#endif /* __KERNEL__ */ -+ -+#define SIGHUP 1 -+#define SIGINT 2 -+#define SIGQUIT 3 -+#define SIGILL 4 -+#define SIGTRAP 5 -+#define SIGABRT 6 -+#define SIGIOT 6 -+#define SIGBUS 7 -+#define SIGFPE 8 -+#define SIGKILL 9 -+#define SIGUSR1 10 -+#define SIGSEGV 11 -+#define SIGUSR2 12 -+#define SIGPIPE 13 -+#define SIGALRM 14 -+#define SIGTERM 15 -+#define SIGSTKFLT 16 -+#define SIGCHLD 17 -+#define SIGCONT 18 -+#define SIGSTOP 19 -+#define SIGTSTP 20 -+#define SIGTTIN 21 -+#define SIGTTOU 22 -+#define SIGURG 23 -+#define SIGXCPU 24 -+#define SIGXFSZ 25 -+#define SIGVTALRM 26 -+#define SIGPROF 27 -+#define SIGWINCH 28 -+#define SIGIO 29 -+#define SIGPOLL SIGIO -+/* -+#define SIGLOST 29 -+*/ -+#define SIGPWR 30 -+#define SIGSYS 31 -+#define SIGUNUSED 31 -+ -+/* These should not be considered constants from userland. */ -+#define SIGRTMIN 32 -+#define SIGRTMAX _NSIG-1 -+ -+/* -+ * SA_FLAGS values: -+ * -+ * SA_ONSTACK indicates that a registered stack_t will be used. -+ * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the -+ * SA_RESTART flag to get restarting signals (which were the default long ago) -+ * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. -+ * SA_RESETHAND clears the handler when the signal is delivered. -+ * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. -+ * SA_NODEFER prevents the current signal from being masked in the handler. -+ * -+ * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single -+ * Unix names RESETHAND and NODEFER respectively. -+ */ -+#define SA_NOCLDSTOP 0x00000001 -+#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ -+#define SA_SIGINFO 0x00000004 -+#define SA_ONSTACK 0x08000000 -+#define SA_RESTART 0x10000000 -+#define SA_NODEFER 0x40000000 -+#define SA_RESETHAND 0x80000000 -+ -+#define SA_NOMASK SA_NODEFER -+#define SA_ONESHOT SA_RESETHAND -+#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ -+ -+#define SA_RESTORER 0x04000000 -+ -+/* -+ * sigaltstack controls -+ */ -+#define SS_ONSTACK 1 -+#define SS_DISABLE 2 -+ -+#define MINSIGSTKSZ 2048 -+#define SIGSTKSZ 8192 -+ -+#ifdef __KERNEL__ -+/* -+ * These values of sa_flags are used only by the kernel as part of the -+ * irq handling routines. -+ * -+ * SA_INTERRUPT is also used by the irq handling routines. -+ * SA_SHIRQ is for shared interrupt support on PCI and EISA. -+ */ -+#define SA_PROBE SA_ONESHOT -+#define SA_SAMPLE_RANDOM SA_RESTART -+#define SA_SHIRQ 0x04000000 -+#endif -+ -+#define SIG_BLOCK 0 /* for blocking signals */ -+#define SIG_UNBLOCK 1 /* for unblocking signals */ -+#define SIG_SETMASK 2 /* for setting the signal mask */ -+ -+/* Type of a signal handler. */ -+typedef void (*__sighandler_t)(int); -+ -+#define SIG_DFL ((__sighandler_t)0) /* default signal handling */ -+#define SIG_IGN ((__sighandler_t)1) /* ignore signal */ -+#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */ -+ -+#ifdef __KERNEL__ -+struct old_sigaction { -+ __sighandler_t sa_handler; -+ old_sigset_t sa_mask; -+ unsigned long sa_flags; -+ void (*sa_restorer)(void); -+}; -+ -+struct sigaction { -+ __sighandler_t sa_handler; -+ unsigned long sa_flags; -+ void (*sa_restorer)(void); -+ sigset_t sa_mask; /* mask last for extensibility */ -+}; -+ -+struct k_sigaction { -+ struct sigaction sa; -+}; -+#else -+/* Here we must cater to libcs that poke about in kernel headers. */ -+ -+struct sigaction { -+ union { -+ __sighandler_t _sa_handler; -+ void (*_sa_sigaction)(int, struct siginfo *, void *); -+ } _u; -+ sigset_t sa_mask; -+ unsigned long sa_flags; -+ void (*sa_restorer)(void); -+}; -+ -+#define sa_handler _u._sa_handler -+#define sa_sigaction _u._sa_sigaction -+ -+#endif /* __KERNEL__ */ -+ -+typedef struct sigaltstack { -+ void *ss_sp; -+ int ss_flags; -+ size_t ss_size; -+} stack_t; -+ -+#ifdef __KERNEL__ -+ -+#include <asm/sigcontext.h> -+#undef __HAVE_ARCH_SIG_BITOPS -+ -+#define ptrace_signal_deliver(regs, cookie) do { } while (0) -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _NIOS2_SIGNAL_H */ ---- linux/include/asm-nios2nommu/smp.h -+++ linux/include/asm-nios2nommu/smp.h -@@ -0,0 +1,34 @@ -+#ifndef __ASM_SMP_H -+#define __ASM_SMP_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/smp.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+// #include <linux/config.h> -+ -+#ifdef CONFIG_SMP -+#error SMP not supported -+#endif -+ -+#endif ---- linux/include/asm-nios2nommu/socket.h -+++ linux/include/asm-nios2nommu/socket.h -@@ -0,0 +1,74 @@ -+#ifndef _ASM_SOCKET_H -+#define _ASM_SOCKET_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/socket.h -+ * -+ * Derived from m68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/sockios.h> -+ -+/* For setsockopt(2) */ -+#define SOL_SOCKET 1 -+ -+#define SO_DEBUG 1 -+#define SO_REUSEADDR 2 -+#define SO_TYPE 3 -+#define SO_ERROR 4 -+#define SO_DONTROUTE 5 -+#define SO_BROADCAST 6 -+#define SO_SNDBUF 7 -+#define SO_RCVBUF 8 -+#define SO_KEEPALIVE 9 -+#define SO_OOBINLINE 10 -+#define SO_NO_CHECK 11 -+#define SO_PRIORITY 12 -+#define SO_LINGER 13 -+#define SO_BSDCOMPAT 14 -+/* To add :#define SO_REUSEPORT 15 */ -+#define SO_PASSCRED 16 -+#define SO_PEERCRED 17 -+#define SO_RCVLOWAT 18 -+#define SO_SNDLOWAT 19 -+#define SO_RCVTIMEO 20 -+#define SO_SNDTIMEO 21 -+ -+/* Security levels - as per NRL IPv6 - don't actually do anything */ -+#define SO_SECURITY_AUTHENTICATION 22 -+#define SO_SECURITY_ENCRYPTION_TRANSPORT 23 -+#define SO_SECURITY_ENCRYPTION_NETWORK 24 -+ -+#define SO_BINDTODEVICE 25 -+ -+/* Socket filtering */ -+#define SO_ATTACH_FILTER 26 -+#define SO_DETACH_FILTER 27 -+ -+#define SO_PEERNAME 28 -+#define SO_TIMESTAMP 29 -+#define SCM_TIMESTAMP SO_TIMESTAMP -+ -+#define SO_ACCEPTCONN 30 -+ -+#define SO_PEERSEC 31 /* ;dgt2;tmp; */ -+ -+#endif /* _ASM_SOCKET_H */ ---- linux/include/asm-nios2nommu/sockios.h -+++ linux/include/asm-nios2nommu/sockios.h -@@ -0,0 +1,38 @@ -+#ifndef _ASM_NIOS_SOCKIOS_H -+#define _ASM_NIOS_SOCKIOS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/sockios.h -+ * -+ * Socket-level I/O control calls. -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#define FIOSETOWN 0x8901 -+#define SIOCSPGRP 0x8902 -+#define FIOGETOWN 0x8903 -+#define SIOCGPGRP 0x8904 -+#define SIOCATMARK 0x8905 -+#define SIOCGSTAMP 0x8906 /* Get stamp */ -+ -+#endif /* !(_ASM_NIOS_SOCKIOS_H) */ -+ ---- linux/include/asm-nios2nommu/spi.h -+++ linux/include/asm-nios2nommu/spi.h -@@ -0,0 +1,92 @@ -+#ifndef _ASM_SPI_H_ -+#define _ASM_SPI_H_ 1 -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/spi.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/nios.h> -+ -+int register_NIOS_SPI( void ); -+void unregister_NIOS_SPI( void ); -+ -+#if defined(MODULE) -+void cleanup_module( void ); -+int init_module( void ); -+#endif -+ -+#if defined(__KERNEL__) -+int spi_reset ( void ); -+#endif -+ -+ -+#define clockCS 0x01 -+#define temperatureCS 0x02 -+ -+#define clock_read_base 0x00 -+#define clock_write_base 0x80 -+#define clock_read_control 0x0F -+#define clock_read_trickle 0x11 -+ -+#define clock_read_sec 0x00 -+#define clock_read_min 0x01 -+#define clock_read_hour 0x02 -+#define clock_read_day 0x03 -+#define clock_read_date 0x04 -+#define clock_read_month 0x05 -+#define clock_read_year 0x06 -+ -+#define clock_write_control 0x8F -+#define clock_write_trickle 0x91 -+#define clock_write_sec 0x80 -+#define clock_write_min 0x81 -+#define clock_write_hour 0x82 -+#define clock_write_day 0x83 -+#define clock_write_date 0x84 -+#define clock_write_month 0x85 -+#define clock_write_year 0x86 -+ -+#define clock_write_ram_start 0xA0 -+#define clock_write_ram_end 0x100 -+#define clock_read_ram_start 0x20 -+#define clock_read_ram_end 0x80 -+ -+ -+#define clock_sec_def 0x11 -+#define clock_min_def 0x59 -+#define clock_hour_def 0x71 -+#define clock_day_def 0x00 -+#define clock_date_def 0x20 -+#define clock_month_def 0x12 -+#define clock_year_def 0x34 -+ -+#define temp_read_base 0x00 -+#define temp_write_base 0x80 -+#define temp_read_control 0x00 -+#define temp_write_control 0x80 -+#define temp_read_msb 0x02 -+#define temp_read_lsb 0x01 -+ -+#define MAX_TEMP_VAR 10 -+ -+#endif /*_ASM_SPI_H_*/ ---- linux/include/asm-nios2nommu/spinlock.h -+++ linux/include/asm-nios2nommu/spinlock.h -@@ -0,0 +1,30 @@ -+#ifndef __NIOS_SPINLOCK_H -+#define __NIOS_SPINLOCK_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/spinlock.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#error "Nios doesn't do SMP yet" -+ -+#endif ---- linux/include/asm-nios2nommu/spi_struct.h -+++ linux/include/asm-nios2nommu/spi_struct.h -@@ -0,0 +1,57 @@ -+// SPI Registers -+typedef volatile struct -+ { -+ int np_spirxdata; // Read-only, 1-16 bit -+ int np_spitxdata; // Write-only, same width as rxdata -+ int np_spistatus; // Read-only, 9-bit -+ int np_spicontrol; // Read/Write, 9-bit -+ int np_spireserved; // reserved -+ int np_spislaveselect; // Read/Write, 1-16 bit, master only -+ int np_spiendofpacket; // Read/write, same width as txdata, rxdata. -+ } np_spi; -+ -+// SPI Status Register Bits -+enum -+ { -+ np_spistatus_eop_bit = 9, -+ np_spistatus_e_bit = 8, -+ np_spistatus_rrdy_bit = 7, -+ np_spistatus_trdy_bit = 6, -+ np_spistatus_tmt_bit = 5, -+ np_spistatus_toe_bit = 4, -+ np_spistatus_roe_bit = 3, -+ -+ np_spistatus_eop_mask = (1 << 9), -+ np_spistatus_e_mask = (1 << 8), -+ np_spistatus_rrdy_mask = (1 << 7), -+ np_spistatus_trdy_mask = (1 << 6), -+ np_spistatus_tmt_mask = (1 << 5), -+ np_spistatus_toe_mask = (1 << 4), -+ np_spistatus_roe_mask = (1 << 3), -+ }; -+ -+// SPI Control Register Bits -+enum -+ { -+ np_spicontrol_sso_bit = 10, -+ np_spicontrol_ieop_bit = 9, -+ np_spicontrol_ie_bit = 8, -+ np_spicontrol_irrdy_bit = 7, -+ np_spicontrol_itrdy_bit = 6, -+ np_spicontrol_itoe_bit = 4, -+ np_spicontrol_iroe_bit = 3, -+ -+ np_spicontrol_sso_mask = (1 << 10), -+ np_spicontrol_ieop_mask = (1 << 9), -+ np_spicontrol_ie_mask = (1 << 8), -+ np_spicontrol_irrdy_mask = (1 << 7), -+ np_spicontrol_itrdy_mask = (1 << 6), -+ np_spicontrol_itoe_mask = (1 << 4), -+ np_spicontrol_iroe_mask = (1 << 3), -+ }; -+ -+// SPI Routines. -+int nr_spi_rxchar(np_spi *spiBase); -+int nr_spi_txchar(int i, np_spi *spiBase); -+ -+ ---- linux/include/asm-nios2nommu/statfs.h -+++ linux/include/asm-nios2nommu/statfs.h -@@ -0,0 +1,30 @@ -+#ifndef _NIOS2NOMMU_STATFS_H -+#define _NIOS2NOMMU_STATFS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/statfs.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm-generic/statfs.h> -+ -+#endif /* _NIOS2NOMMU_STATFS_H */ ---- linux/include/asm-nios2nommu/stat.h -+++ linux/include/asm-nios2nommu/stat.h -@@ -0,0 +1,102 @@ -+#ifndef _ASMNIOS2NOMMU_STAT_H -+#define _ASMNIOS2NOMMU_STAT_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/stat.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+struct __old_kernel_stat { -+ unsigned short st_dev; -+ unsigned short st_ino; -+ unsigned short st_mode; -+ unsigned short st_nlink; -+ unsigned short st_uid; -+ unsigned short st_gid; -+ unsigned short st_rdev; -+ unsigned long st_size; -+ unsigned long st_atime; -+ unsigned long st_mtime; -+ unsigned long st_ctime; -+}; -+ -+struct stat { -+ unsigned short st_dev; -+ unsigned short __pad1; -+ unsigned long st_ino; -+ unsigned short st_mode; -+ unsigned short st_nlink; -+ unsigned short st_uid; -+ unsigned short st_gid; -+ unsigned short st_rdev; -+ unsigned short __pad2; -+ unsigned long st_size; -+ unsigned long st_blksize; -+ unsigned long st_blocks; -+ unsigned long st_atime; -+ unsigned long __unused1; -+ unsigned long st_mtime; -+ unsigned long __unused2; -+ unsigned long st_ctime; -+ unsigned long __unused3; -+ unsigned long __unused4; -+ unsigned long __unused5; -+}; -+ -+/* This matches struct stat64 in glibc2.1, hence the absolutely -+ * insane amounts of padding around dev_t's. -+ */ -+struct stat64 { -+ unsigned long long st_dev; -+ unsigned char __pad1[4]; -+ -+#define STAT64_HAS_BROKEN_ST_INO 1 -+ unsigned long __st_ino; -+ -+ unsigned int st_mode; -+ unsigned int st_nlink; -+ -+ unsigned long st_uid; -+ unsigned long st_gid; -+ -+ unsigned long long st_rdev; -+ unsigned char __pad3[4]; -+ -+ long long st_size; -+ unsigned long st_blksize; -+ -+ unsigned long __pad4; /* future possible st_blocks high bits */ -+ unsigned long st_blocks; /* Number 512-byte blocks allocated. */ -+ -+ unsigned long st_atime; -+ unsigned long st_atime_nsec; -+ -+ unsigned long st_mtime; -+ unsigned long st_mtime_nsec; -+ -+ unsigned long st_ctime; -+ unsigned long st_ctime_nsec; -+ -+ unsigned long long st_ino; -+}; -+ -+#endif ---- linux/include/asm-nios2nommu/string.h -+++ linux/include/asm-nios2nommu/string.h -@@ -0,0 +1,45 @@ -+#ifndef __NIOS_STRING_H__ -+#define __NIOS_STRING_H__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/string.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#ifdef __KERNEL__ /* only set these up for kernel code */ -+ -+#define __HAVE_ARCH_MEMMOVE -+void * memmove(void * d, const void * s, size_t count); -+#define __HAVE_ARCH_MEMCPY -+extern void * memcpy(void *d, const void *s, size_t count); -+#define __HAVE_ARCH_MEMSET -+extern void * memset(void * s,int c,size_t count); -+ -+#if 0 -+#define __HAVE_ARCH_BCOPY -+#define __HAVE_ARCH_STRLEN -+#endif -+ -+#endif /* KERNEL */ -+ -+#endif /* !(__NIOS_STRING_H__) */ ---- linux/include/asm-nios2nommu/system.h -+++ linux/include/asm-nios2nommu/system.h -@@ -0,0 +1,172 @@ -+/* -+ * Taken from the m68k. -+ * -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _NIOS2NOMMU_SYSTEM_H -+#define _NIOS2NOMMU_SYSTEM_H -+ -+// #include <linux/config.h> /* get configuration macros */ -+#include <linux/linkage.h> -+#include <asm/segment.h> -+#include <asm/entry.h> -+#include <asm/nios.h> -+ -+/* -+ * switch_to(n) should switch tasks to task ptr, first checking that -+ * ptr isn't the current task, in which case it does nothing. This -+ * also clears the TS-flag if the task we switched to has used the -+ * math co-processor latest. -+ */ -+ -+/* -+ */ -+asmlinkage void resume(void); -+#define switch_to(prev,next,last) \ -+{ \ -+ void *_last; \ -+ __asm__ __volatile__( \ -+ "mov r4, %1\n" \ -+ "mov r5, %2\n" \ -+ "call resume\n" \ -+ "mov %0,r4\n" \ -+ : "=r" (_last) \ -+ : "r" (prev), "r" (next) \ -+ : "r4","r5","r7","r8","ra"); \ -+ (last) = _last; \ -+} -+ -+#define local_irq_enable() __asm__ __volatile__ ( \ -+ "rdctl r8, status\n" \ -+ "ori r8, r8, 1\n" \ -+ "wrctl status, r8\n" \ -+ : : : "r8") -+ -+#define local_irq_disable() __asm__ __volatile__ ( \ -+ "rdctl r8, status\n" \ -+ "andi r8, r8, 0xfffe\n" \ -+ "wrctl status, r8\n" \ -+ : : : "r8") -+ -+#define local_save_flags(x) __asm__ __volatile__ ( \ -+ "rdctl r8, status\n" \ -+ "mov %0, r8\n" \ -+ :"=r" (x) : : "r8", "memory") -+ -+#define local_irq_restore(x) __asm__ __volatile__ ( \ -+ "mov r8, %0\n" \ -+ "wrctl status, r8\n" \ -+ : :"r" (x) : "memory") -+ -+/* For spinlocks etc */ -+#define local_irq_save(x) do { local_save_flags(x); local_irq_disable(); } while (0) -+ -+#define irqs_disabled() \ -+({ \ -+ unsigned long flags; \ -+ local_save_flags(flags); \ -+ ((flags & NIOS2_STATUS_PIE_MSK) == 0x0); \ -+}) -+ -+#define iret() __asm__ __volatile__ ("eret": : :"memory", "ea") -+ -+/* -+ * Force strict CPU ordering. -+ * Not really required on m68k... -+ */ -+#define nop() asm volatile ("nop"::) -+#define mb() asm volatile ("" : : :"memory") -+#define rmb() asm volatile ("" : : :"memory") -+#define wmb() asm volatile ("" : : :"memory") -+#define set_rmb(var, value) do { xchg(&var, value); } while (0) -+#define set_mb(var, value) set_rmb(var, value) -+#define set_wmb(var, value) do { var = value; wmb(); } while (0) -+ -+#ifdef CONFIG_SMP -+#define smp_mb() mb() -+#define smp_rmb() rmb() -+#define smp_wmb() wmb() -+#define smp_read_barrier_depends() read_barrier_depends() -+#else -+#define smp_mb() barrier() -+#define smp_rmb() barrier() -+#define smp_wmb() barrier() -+#define smp_read_barrier_depends() do { } while(0) -+#endif -+ -+#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) -+#define tas(ptr) (xchg((ptr),1)) -+ -+struct __xchg_dummy { unsigned long a[100]; }; -+#define __xg(x) ((volatile struct __xchg_dummy *)(x)) -+ -+static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size) -+{ -+ unsigned long tmp, flags; -+ -+ local_irq_save(flags); -+ -+ switch (size) { -+ case 1: -+ __asm__ __volatile__( \ -+ "ldb %0, %2\n" \ -+ "stb %1, %2\n" \ -+ : "=&r" (tmp) : "r" (x), "m" (*__xg(ptr)) : "memory"); -+ break; -+ case 2: -+ __asm__ __volatile__( \ -+ "ldh %0, %2\n" \ -+ "sth %1, %2\n" \ -+ : "=&r" (tmp) : "r" (x), "m" (*__xg(ptr)) : "memory"); -+ break; -+ case 4: -+ __asm__ __volatile__( \ -+ "ldw %0, %2\n" \ -+ "stw %1, %2\n" \ -+ : "=&r" (tmp) : "r" (x), "m" (*__xg(ptr)) : "memory"); -+ break; -+ } -+ local_irq_restore(flags); -+ return tmp; -+} -+ -+/* -+ * Atomic compare and exchange. Compare OLD with MEM, if identical, -+ * store NEW in MEM. Return the initial value in MEM. Success is -+ * indicated by comparing RETURN with OLD. -+ */ -+#define __HAVE_ARCH_CMPXCHG 1 -+ -+static __inline__ unsigned long -+cmpxchg(volatile int *p, int old, int new) -+{ -+ unsigned long flags; -+ int prev; -+ -+ local_irq_save(flags); -+ if ((prev = *p) == old) -+ *p = new; -+ local_irq_restore(flags); -+ return(prev); -+} -+ -+#endif /* _NIOS2NOMMU_SYSTEM_H */ ---- linux/include/asm-nios2nommu/termbits.h -+++ linux/include/asm-nios2nommu/termbits.h -@@ -0,0 +1,199 @@ -+#ifndef __ARCH_NIOS_TERMBITS_H__ -+#define __ARCH_NIOS_TERMBITS_H__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/termbits.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <linux/posix_types.h> -+ -+typedef unsigned char cc_t; -+typedef unsigned int speed_t; -+typedef unsigned int tcflag_t; -+ -+#define NCCS 19 -+struct termios { -+ tcflag_t c_iflag; /* input mode flags */ -+ tcflag_t c_oflag; /* output mode flags */ -+ tcflag_t c_cflag; /* control mode flags */ -+ tcflag_t c_lflag; /* local mode flags */ -+ cc_t c_line; /* line discipline */ -+ cc_t c_cc[NCCS]; /* control characters */ -+}; -+ -+/* c_cc characters */ -+#define VINTR 0 -+#define VQUIT 1 -+#define VERASE 2 -+#define VKILL 3 -+#define VEOF 4 -+#define VTIME 5 -+#define VMIN 6 -+#define VSWTC 7 -+#define VSTART 8 -+#define VSTOP 9 -+#define VSUSP 10 -+#define VEOL 11 -+#define VREPRINT 12 -+#define VDISCARD 13 -+#define VWERASE 14 -+#define VLNEXT 15 -+#define VEOL2 16 -+ -+ -+/* c_iflag bits */ -+#define IGNBRK 0000001 -+#define BRKINT 0000002 -+#define IGNPAR 0000004 -+#define PARMRK 0000010 -+#define INPCK 0000020 -+#define ISTRIP 0000040 -+#define INLCR 0000100 -+#define IGNCR 0000200 -+#define ICRNL 0000400 -+#define IUCLC 0001000 -+#define IXON 0002000 -+#define IXANY 0004000 -+#define IXOFF 0010000 -+#define IMAXBEL 0020000 -+#define IUTF8 0040000 -+ -+/* c_oflag bits */ -+#define OPOST 0000001 -+#define OLCUC 0000002 -+#define ONLCR 0000004 -+#define OCRNL 0000010 -+#define ONOCR 0000020 -+#define ONLRET 0000040 -+#define OFILL 0000100 -+#define OFDEL 0000200 -+#define NLDLY 0000400 -+#define NL0 0000000 -+#define NL1 0000400 -+#define CRDLY 0003000 -+#define CR0 0000000 -+#define CR1 0001000 -+#define CR2 0002000 -+#define CR3 0003000 -+#define TABDLY 0014000 -+#define TAB0 0000000 -+#define TAB1 0004000 -+#define TAB2 0010000 -+#define TAB3 0014000 -+#define XTABS 0014000 -+#define BSDLY 0020000 -+#define BS0 0000000 -+#define BS1 0020000 -+#define VTDLY 0040000 -+#define VT0 0000000 -+#define VT1 0040000 -+#define FFDLY 0100000 -+#define FF0 0000000 -+#define FF1 0100000 -+ -+/* c_cflag bit meaning */ -+#define CBAUD 0010017 -+#define B0 0000000 /* hang up */ -+#define B50 0000001 -+#define B75 0000002 -+#define B110 0000003 -+#define B134 0000004 -+#define B150 0000005 -+#define B200 0000006 -+#define B300 0000007 -+#define B600 0000010 -+#define B1200 0000011 -+#define B1800 0000012 -+#define B2400 0000013 -+#define B4800 0000014 -+#define B9600 0000015 -+#define B19200 0000016 -+#define B38400 0000017 -+#define EXTA B19200 -+#define EXTB B38400 -+#define CSIZE 0000060 -+#define CS5 0000000 -+#define CS6 0000020 -+#define CS7 0000040 -+#define CS8 0000060 -+#define CSTOPB 0000100 -+#define CREAD 0000200 -+#define PARENB 0000400 -+#define PARODD 0001000 -+#define HUPCL 0002000 -+#define CLOCAL 0004000 -+#define CBAUDEX 0010000 -+#define B57600 0010001 -+#define B115200 0010002 -+#define B230400 0010003 -+#define B460800 0010004 -+#define B500000 0010005 -+#define B576000 0010006 -+#define B921600 0010007 -+#define B1000000 0010010 -+#define B1152000 0010011 -+#define B1500000 0010012 -+#define B2000000 0010013 -+#define B2500000 0010014 -+#define B3000000 0010015 -+#define B3500000 0010016 -+#define B4000000 0010017 -+#define CIBAUD 002003600000 /* input baud rate (not used) */ -+#define CMSPAR 010000000000 /* mark or space (stick) parity */ -+#define CRTSCTS 020000000000 /* flow control */ -+ -+/* c_lflag bits */ -+#define ISIG 0000001 -+#define ICANON 0000002 -+#define XCASE 0000004 -+#define ECHO 0000010 -+#define ECHOE 0000020 -+#define ECHOK 0000040 -+#define ECHONL 0000100 -+#define NOFLSH 0000200 -+#define TOSTOP 0000400 -+#define ECHOCTL 0001000 -+#define ECHOPRT 0002000 -+#define ECHOKE 0004000 -+#define FLUSHO 0010000 -+#define PENDIN 0040000 -+#define IEXTEN 0100000 -+ -+ -+/* tcflow() and TCXONC use these */ -+#define TCOOFF 0 -+#define TCOON 1 -+#define TCIOFF 2 -+#define TCION 3 -+ -+/* tcflush() and TCFLSH use these */ -+#define TCIFLUSH 0 -+#define TCOFLUSH 1 -+#define TCIOFLUSH 2 -+ -+/* tcsetattr uses these */ -+#define TCSANOW 0 -+#define TCSADRAIN 1 -+#define TCSAFLUSH 2 -+ -+#endif /* __ARCH_NIOS_TERMBITS_H__ */ ---- linux/include/asm-nios2nommu/termios.h -+++ linux/include/asm-nios2nommu/termios.h -@@ -0,0 +1,132 @@ -+#ifndef _NIOS_TERMIOS_H -+#define _NIOS_TERMIOS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/termios.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/termbits.h> -+#include <asm/ioctls.h> -+ -+struct winsize { -+ unsigned short ws_row; -+ unsigned short ws_col; -+ unsigned short ws_xpixel; -+ unsigned short ws_ypixel; -+}; -+ -+#define NCC 8 -+struct termio { -+ unsigned short c_iflag; /* input mode flags */ -+ unsigned short c_oflag; /* output mode flags */ -+ unsigned short c_cflag; /* control mode flags */ -+ unsigned short c_lflag; /* local mode flags */ -+ unsigned char c_line; /* line discipline */ -+ unsigned char c_cc[NCC]; /* control characters */ -+}; -+ -+#ifdef __KERNEL__ -+/* intr=^C quit=^| erase=del kill=^U -+ eof=^D vtime=\0 vmin=\1 sxtc=\0 -+ start=^Q stop=^S susp=^Z eol=\0 -+ reprint=^R discard=^U werase=^W lnext=^V -+ eol2=\0 -+*/ -+#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" -+#endif -+ -+/* modem lines */ -+#define TIOCM_LE 0x001 -+#define TIOCM_DTR 0x002 -+#define TIOCM_RTS 0x004 -+#define TIOCM_ST 0x008 -+#define TIOCM_SR 0x010 -+#define TIOCM_CTS 0x020 -+#define TIOCM_CAR 0x040 -+#define TIOCM_RNG 0x080 -+#define TIOCM_DSR 0x100 -+#define TIOCM_CD TIOCM_CAR -+#define TIOCM_RI TIOCM_RNG -+#define TIOCM_OUT1 0x2000 -+#define TIOCM_OUT2 0x4000 -+#define TIOCM_LOOP 0x8000 -+ -+/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ -+ -+/* line disciplines */ -+#define N_TTY 0 -+#define N_SLIP 1 -+#define N_MOUSE 2 -+#define N_PPP 3 -+#define N_STRIP 4 -+#define N_AX25 5 -+#define N_X25 6 /* X.25 async */ -+#define N_6PACK 7 -+#define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */ -+#define N_R3964 9 /* Reserved for Simatic R3964 module */ -+#define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */ -+#define N_IRDA 11 /* Linux IrDa - http://irda.sourceforge.net/ */ -+#define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */ -+#define N_HDLC 13 /* synchronous HDLC */ -+#define N_SYNC_PPP 14 -+#define N_HCI 15 /* Bluetooth HCI UART */ -+ -+#ifdef __KERNEL__ -+ -+/* -+ * Translate a "termio" structure into a "termios". Ugh. -+ */ -+#define user_termio_to_kernel_termios(termios, termio) \ -+({ \ -+ unsigned short tmp; \ -+ get_user(tmp, &(termio)->c_iflag); \ -+ (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \ -+ get_user(tmp, &(termio)->c_oflag); \ -+ (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \ -+ get_user(tmp, &(termio)->c_cflag); \ -+ (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \ -+ get_user(tmp, &(termio)->c_lflag); \ -+ (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \ -+ get_user((termios)->c_line, &(termio)->c_line); \ -+ copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ -+}) -+ -+/* -+ * Translate a "termios" structure into a "termio". Ugh. -+ */ -+#define kernel_termios_to_user_termio(termio, termios) \ -+({ \ -+ put_user((termios)->c_iflag, &(termio)->c_iflag); \ -+ put_user((termios)->c_oflag, &(termio)->c_oflag); \ -+ put_user((termios)->c_cflag, &(termio)->c_cflag); \ -+ put_user((termios)->c_lflag, &(termio)->c_lflag); \ -+ put_user((termios)->c_line, &(termio)->c_line); \ -+ copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ -+}) -+ -+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) -+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _NIOS_TERMIOS_H */ ---- linux/include/asm-nios2nommu/thread_info.h -+++ linux/include/asm-nios2nommu/thread_info.h -@@ -0,0 +1,127 @@ -+/* thread_info.h: niosnommu low-level thread information -+ * adapted from the m68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd. -+ * Copyright (C) 2002 Microtronix Datacom -+ * -+ * - Incorporating suggestions made by Linus Torvalds and Dave Miller -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+ -+#ifndef _ASM_THREAD_INFO_H -+#define _ASM_THREAD_INFO_H -+ -+#include <asm/page.h> -+ -+#ifdef __KERNEL__ -+ -+#ifndef __ASSEMBLY__ -+ -+/* -+ * low level task data. -+ */ -+struct thread_info { -+ struct task_struct *task; /* main task structure */ -+ struct exec_domain *exec_domain; /* execution domain */ -+ unsigned long flags; /* low level flags */ -+ int cpu; /* cpu we're on */ -+ int preempt_count; /* 0 => preemptable, <0 => BUG*/ -+ struct restart_block restart_block; -+}; -+ -+/* -+ * macros/functions for gaining access to the thread information structure -+ */ -+#define INIT_THREAD_INFO(tsk) \ -+{ \ -+ .task = &tsk, \ -+ .exec_domain = &default_exec_domain, \ -+ .flags = 0, \ -+ .cpu = 0, \ -+ .preempt_count = 1, \ -+ .restart_block = { \ -+ .fn = do_no_restart_syscall, \ -+ }, \ -+} -+ -+#define init_thread_info (init_thread_union.thread_info) -+#define init_stack (init_thread_union.stack) -+ -+ -+/* how to get the thread information struct from C -+ usable only in supervisor mode */ -+static inline struct thread_info *current_thread_info(void) -+{ -+ struct thread_info *ti; -+ __asm__ __volatile__( -+ "mov %0, sp\n" -+ "and %0, %0, %1\n" -+ : "=&r"(ti) -+ : "r" (~(THREAD_SIZE-1)) -+ ); -+ return ti; -+} -+ -+/* thread information allocation */ -+#define alloc_thread_info(tsk) ((struct thread_info *) \ -+ __get_free_pages(GFP_KERNEL, 1)) -+#define free_thread_info(ti) free_pages((unsigned long) (ti), 1) -+#define put_thread_info(ti) put_task_struct((ti)->task) -+ -+#define PREEMPT_ACTIVE 0x4000000 -+ -+/* -+ * thread information flag bit numbers -+ */ -+#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -+#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */ -+#define TIF_SIGPENDING 2 /* signal pending */ -+#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -+#define TIF_POLLING_NRFLAG 4 /* true if poll_idle() is polling -+ TIF_NEED_RESCHED */ -+#define TIF_MEMDIE 5 -+ -+/* as above, but as bit values */ -+#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) -+#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -+#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) -+#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) -+#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -+ -+#define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ -+ -+#else /* __ASSEMBLY__ */ -+ -+/* how to get the thread information struct from ASM -+ usable only in supervisor mode */ -+.macro GET_THREAD_INFO reg -+.if THREAD_SIZE & 0xffff0000 -+ andhi \reg, sp, %hi(~(THREAD_SIZE-1)) -+.else -+ addi \reg, r0, %lo(~(THREAD_SIZE-1)) -+ and \reg, \reg, sp -+.endif -+.endm -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _ASM_THREAD_INFO_H */ ---- linux/include/asm-nios2nommu/timer_struct.h -+++ linux/include/asm-nios2nommu/timer_struct.h -@@ -0,0 +1,38 @@ -+ -+// ---------------------------------------------- -+// Timer Peripheral -+ -+// Timer Registers -+typedef volatile struct -+ { -+ int np_timerstatus; // read only, 2 bits (any write to clear TO) -+ int np_timercontrol; // write/readable, 4 bits -+ int np_timerperiodl; // write/readable, 16 bits -+ int np_timerperiodh; // write/readable, 16 bits -+ int np_timersnapl; // read only, 16 bits -+ int np_timersnaph; // read only, 16 bits -+ } np_timer; -+ -+// Timer Register Bits -+enum -+ { -+ np_timerstatus_run_bit = 1, // timer is running -+ np_timerstatus_to_bit = 0, // timer has timed out -+ -+ np_timercontrol_stop_bit = 3, // stop the timer -+ np_timercontrol_start_bit = 2, // start the timer -+ np_timercontrol_cont_bit = 1, // continous mode -+ np_timercontrol_ito_bit = 0, // enable time out interrupt -+ -+ np_timerstatus_run_mask = (1<<1), // timer is running -+ np_timerstatus_to_mask = (1<<0), // timer has timed out -+ -+ np_timercontrol_stop_mask = (1<<3), // stop the timer -+ np_timercontrol_start_mask = (1<<2), // start the timer -+ np_timercontrol_cont_mask = (1<<1), // continous mode -+ np_timercontrol_ito_mask = (1<<0) // enable time out interrupt -+ }; -+ -+// Timer Routines -+int nr_timer_milliseconds(void); // Starts on first call, hogs timer1. -+ ---- linux/include/asm-nios2nommu/timex.h -+++ linux/include/asm-nios2nommu/timex.h -@@ -0,0 +1,48 @@ -+#ifndef _ASMNIOS2NOMMU_TIMEX_H -+#define _ASMNIOS2NOMMU_TIMEX_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/timex.h -+ * -+ * timex specifications -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/nios.h> -+ -+ -+#define CLOCK_TICK_RATE nasys_clock_freq /* Underlying HZ */ -+ -+#define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */ -+ -+#define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \ -+ (1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \ -+ << (SHIFT_SCALE-SHIFT_HZ)) / HZ) -+ -+typedef unsigned long cycles_t; -+ -+static inline cycles_t get_cycles(void) -+{ -+ return 0; -+} -+ -+#endif ---- linux/include/asm-nios2nommu/tlbflush.h -+++ linux/include/asm-nios2nommu/tlbflush.h -@@ -0,0 +1,86 @@ -+#ifndef _NIOS2NOMMU_TLBFLUSH_H -+#define _NIOS2NOMMU_TLBFLUSH_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/tlbflush.h -+ * -+ * Ported from m68knommu. -+ * -+ * Copyright (C) 2003 Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+#include <asm/setup.h> -+ -+/* -+ * flush all user-space atc entries. -+ */ -+static inline void __flush_tlb(void) -+{ -+ BUG(); -+} -+ -+static inline void __flush_tlb_one(unsigned long addr) -+{ -+ BUG(); -+} -+ -+#define flush_tlb() __flush_tlb() -+ -+/* -+ * flush all atc entries (both kernel and user-space entries). -+ */ -+static inline void flush_tlb_all(void) -+{ -+ BUG(); -+} -+ -+static inline void flush_tlb_mm(struct mm_struct *mm) -+{ -+ BUG(); -+} -+ -+static inline void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr) -+{ -+ BUG(); -+} -+ -+static inline void flush_tlb_range(struct mm_struct *mm, -+ unsigned long start, unsigned long end) -+{ -+ BUG(); -+} -+ -+extern inline void flush_tlb_kernel_page(unsigned long addr) -+{ -+ BUG(); -+} -+ -+extern inline void flush_tlb_pgtables(struct mm_struct *mm, -+ unsigned long start, unsigned long end) -+{ -+ BUG(); -+} -+ -+#endif /* _NIOS2NOMMU_TLBFLUSH_H */ ---- linux/include/asm-nios2nommu/tlb.h -+++ linux/include/asm-nios2nommu/tlb.h -@@ -0,0 +1,35 @@ -+#ifndef __NIOS_TLB_H__ -+#define __NIOS_TLB_H__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/tlb.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2003 Microtronix Datacom Ltd -+ * Copyright (C) 2002 NEC Corporation -+ * Copyright (C) 2002 Miles Bader <miles@gnu.org> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Written by Miles Bader <miles@gnu.org> -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+#define tlb_flush(tlb) ((void)0) -+ -+#include <asm-generic/tlb.h> -+ -+#endif /* __NIOS_TLB_H__ */ -+ ---- linux/include/asm-nios2nommu/topology.h -+++ linux/include/asm-nios2nommu/topology.h -@@ -0,0 +1,30 @@ -+#ifndef _ASM_NIOS2NOMMU_TOPOLOGY_H -+#define _ASM_NIOS2NOMMU_TOPOLOGY_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/topology.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm-generic/topology.h> -+ -+#endif /* _ASM_NIOS2NOMMU_TOPOLOGY_H */ ---- linux/include/asm-nios2nommu/traps.h -+++ linux/include/asm-nios2nommu/traps.h -@@ -0,0 +1,27 @@ -+/* -+ * Copyright (C) 2004, Microtronix Datacom Ltd. -+ * -+ * All rights reserved. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, but -+ * WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or -+ * NON INFRINGEMENT. See the GNU General Public License for more -+ * details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ */ -+#ifndef _NIOS2_TRAPS_H -+#define _NIOS2_TRAPS_H -+ -+#define TRAP_ID_SYSCALL 0 -+#define TRAP_ID_APPDEBUG 1 -+#endif /* !(_NIOS2_TRAPS_H) */ ---- linux/include/asm-nios2nommu/types.h -+++ linux/include/asm-nios2nommu/types.h -@@ -0,0 +1,93 @@ -+#ifndef _NIOS_TYPES_H -+#define _NIOS_TYPES_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/types.h -+ * -+ * Derived from m68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * This file is never included by application software unless -+ * explicitly requested (e.g., via linux/types.h) in which case the -+ * application is Linux specific so (user-) name space pollution is -+ * not a major issue. However, for interoperability, libraries still -+ * need to be careful to avoid a name clashes. -+ */ -+ -+#ifndef __ASSEMBLY__ -+ -+typedef unsigned short umode_t; -+ -+/* -+ * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the -+ * header files exported to user space -+ */ -+ -+typedef __signed__ char __s8; -+typedef unsigned char __u8; -+ -+typedef __signed__ short __s16; -+typedef unsigned short __u16; -+ -+typedef __signed__ int __s32; -+typedef unsigned int __u32; -+ -+#if defined(__GNUC__) && !defined(__STRICT_ANSI__) -+typedef __signed__ long long __s64; -+typedef unsigned long long __u64; -+#endif -+ -+#endif /* __ASSEMBLY__ */ -+ -+/* -+ * These aren't exported outside the kernel to avoid name space clashes -+ */ -+#ifdef __KERNEL__ -+ -+#define BITS_PER_LONG 32 -+ -+#ifndef __ASSEMBLY__ -+ -+typedef signed char s8; -+typedef unsigned char u8; -+ -+typedef signed short s16; -+typedef unsigned short u16; -+ -+typedef signed int s32; -+typedef unsigned int u32; -+ -+typedef signed long long s64; -+typedef unsigned long long u64; -+ -+/* DMA addresses are always 32-bits wide */ -+ -+typedef u32 dma_addr_t; -+typedef u32 dma64_addr_t; -+ -+typedef unsigned short kmem_bufctl_t; -+ -+#endif /* __ASSEMBLY__ */ -+ -+#endif /* __KERNEL__ */ -+ -+#endif /* _NIOS_TYPES_H */ ---- linux/include/asm-nios2nommu/uaccess.h -+++ linux/include/asm-nios2nommu/uaccess.h -@@ -0,0 +1,183 @@ -+#ifndef __NIOS2NOMMU_UACCESS_H -+#define __NIOS2NOMMU_UACCESS_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * asm-nios2nommu/uaccess.h -+ * -+ * User space memory access functions -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Ported from asm-m68knommu/uaccess.h --wentao -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <linux/sched.h> -+#include <linux/mm.h> -+#include <asm/segment.h> -+#include <asm/nios.h> -+ -+#define VERIFY_READ 0 -+#define VERIFY_WRITE 1 -+ -+#define access_ok(type,addr,size) _access_ok((unsigned long)(addr),(size)) -+ -+static inline int _access_ok(unsigned long addr, unsigned long size) -+{ -+ return (((unsigned long)addr < (unsigned long)nasys_program_mem_end) && -+ (((unsigned long)addr >= (unsigned long)nasys_program_mem))); -+} -+ -+extern inline int verify_area(int type, const void * addr, unsigned long size) -+{ -+ return access_ok(type,addr,size)?0:-EFAULT; -+} -+ -+/* -+ * The exception table consists of pairs of addresses: the first is the -+ * address of an instruction that is allowed to fault, and the second is -+ * the address at which the program should continue. No registers are -+ * modified, so it is entirely up to the continuation code to figure out -+ * what to do. -+ * -+ * All the routines below use bits of fixup code that are out of line -+ * with the main instruction path. This means when everything is well, -+ * we don't even have to jump over them. Further, they do not intrude -+ * on our cache or tlb entries. -+ */ -+ -+#define ARCH_HAS_SEARCH_EXTABLE -+//;dgt2;tmp; -+ -+struct exception_table_entry -+{ -+ unsigned long insn, fixup; -+}; -+ -+/* Returns 0 if exception not found and fixup otherwise. */ -+extern unsigned long search_exception_table(unsigned long); -+ -+ -+/* -+ * These are the main single-value transfer routines. They automatically -+ * use the right size if we just have the right pointer type. -+ */ -+ -+#define put_user(x, ptr) \ -+({ \ -+ int __pu_err = 0; \ -+ typeof(*(ptr)) __pu_val = (x); \ -+ switch (sizeof (*(ptr))) { \ -+ case 1: \ -+ case 2: \ -+ case 4: \ -+ case 8: \ -+ memcpy(ptr, &__pu_val, sizeof (*(ptr))); \ -+ break; \ -+ default: \ -+ __pu_err = __put_user_bad(); \ -+ break; \ -+ } \ -+ __pu_err; \ -+}) -+#define __put_user(x, ptr) put_user(x, ptr) -+ -+extern int __put_user_bad(void); -+ -+/* -+ * Tell gcc we read from memory instead of writing: this is because -+ * we do not write to any memory gcc knows about, so there are no -+ * aliasing issues. -+ */ -+ -+#define __ptr(x) ((unsigned long *)(x)) -+ -+#define get_user(x, ptr) \ -+({ \ -+ int __gu_err = 0; \ -+ typeof(*(ptr)) __gu_val = 0; \ -+ switch (sizeof(*(ptr))) { \ -+ case 1: \ -+ case 2: \ -+ case 4: \ -+ case 8: \ -+ memcpy(&__gu_val, ptr, sizeof (*(ptr))); \ -+ break; \ -+ default: \ -+ __gu_val = 0; \ -+ __gu_err = __get_user_bad(); \ -+ break; \ -+ } \ -+ (x) = __gu_val; \ -+ __gu_err; \ -+}) -+#define __get_user(x, ptr) get_user(x, ptr) -+ -+extern int __get_user_bad(void); -+ -+#define copy_from_user(to, from, n) (memcpy(to, from, n), 0) -+#define copy_to_user(to, from, n) (memcpy(to, from, n), 0) -+ -+#define __copy_from_user(to, from, n) copy_from_user(to, from, n) -+#define __copy_to_user(to, from, n) copy_to_user(to, from, n) -+#define __copy_to_user_inatomic __copy_to_user -+#define __copy_from_user_inatomic __copy_from_user -+ -+#define copy_to_user_ret(to,from,n,retval) ({ if (copy_to_user(to,from,n)) return retval; }) -+ -+#define copy_from_user_ret(to,from,n,retval) ({ if (copy_from_user(to,from,n)) return retval; }) -+ -+/* -+ * Copy a null terminated string from userspace. -+ */ -+ -+static inline long -+strncpy_from_user(char *dst, const char *src, long count) -+{ -+ char *tmp; -+ strncpy(dst, src, count); -+ for (tmp = dst; *tmp && count > 0; tmp++, count--) -+ ; -+ return(tmp - dst); /* DAVIDM should we count a NUL ? check getname */ -+} -+ -+/* -+ * Return the size of a string (including the ending 0) -+ * -+ * Return 0 on exception, a value greater than N if too long -+ */ -+static inline long strnlen_user(const char *src, long n) -+{ -+ return(strlen(src) + 1); /* DAVIDM make safer */ -+} -+ -+#define strlen_user(str) strnlen_user(str, 32767) -+ -+/* -+ * Zero Userspace -+ */ -+ -+static inline unsigned long -+clear_user(void *to, unsigned long n) -+{ -+ memset(to, 0, n); -+ return(0); -+} -+ -+#endif /* _NIOS2NOMMU_UACCESS_H */ ---- linux/include/asm-nios2nommu/uart_struct.h -+++ linux/include/asm-nios2nommu/uart_struct.h -@@ -0,0 +1,83 @@ -+ -+// UART Registers -+typedef volatile struct -+ { -+ int np_uartrxdata; // Read-only, 8-bit -+ int np_uarttxdata; // Write-only, 8-bit -+ int np_uartstatus; // Read-only, 8-bit -+ int np_uartcontrol; // Read/Write, 9-bit -+ int np_uartdivisor; // Read/Write, 16-bit, optional -+ int np_uartendofpacket; // Read/Write, end-of-packet character -+ } np_uart; -+ -+// UART Status Register Bits -+enum -+ { -+ np_uartstatus_eop_bit = 12, -+ np_uartstatus_cts_bit = 11, -+ np_uartstatus_dcts_bit = 10, -+ np_uartstatus_e_bit = 8, -+ np_uartstatus_rrdy_bit = 7, -+ np_uartstatus_trdy_bit = 6, -+ np_uartstatus_tmt_bit = 5, -+ np_uartstatus_toe_bit = 4, -+ np_uartstatus_roe_bit = 3, -+ np_uartstatus_brk_bit = 2, -+ np_uartstatus_fe_bit = 1, -+ np_uartstatus_pe_bit = 0, -+ -+ np_uartstatus_eop_mask = (1<<12), -+ np_uartstatus_cts_mask = (1<<11), -+ np_uartstatus_dcts_mask = (1<<10), -+ np_uartstatus_e_mask = (1<<8), -+ np_uartstatus_rrdy_mask = (1<<7), -+ np_uartstatus_trdy_mask = (1<<6), -+ np_uartstatus_tmt_mask = (1<<5), -+ np_uartstatus_toe_mask = (1<<4), -+ np_uartstatus_roe_mask = (1<<3), -+ np_uartstatus_brk_mask = (1<<2), -+ np_uartstatus_fe_mask = (1<<1), -+ np_uartstatus_pe_mask = (1<<0) -+ }; -+ -+// UART Control Register Bits -+enum -+ { -+ np_uartcontrol_ieop_bit = 12, -+ np_uartcontrol_rts_bit = 11, -+ np_uartcontrol_idcts_bit = 10, -+ np_uartcontrol_tbrk_bit = 9, -+ np_uartcontrol_ie_bit = 8, -+ np_uartcontrol_irrdy_bit = 7, -+ np_uartcontrol_itrdy_bit = 6, -+ np_uartcontrol_itmt_bit = 5, -+ np_uartcontrol_itoe_bit = 4, -+ np_uartcontrol_iroe_bit = 3, -+ np_uartcontrol_ibrk_bit = 2, -+ np_uartcontrol_ife_bit = 1, -+ np_uartcontrol_ipe_bit = 0, -+ -+ np_uartcontrol_ieop_mask = (1<<12), -+ np_uartcontrol_rts_mask = (1<<11), -+ np_uartcontrol_idcts_mask = (1<<10), -+ np_uartcontrol_tbrk_mask = (1<<9), -+ np_uartcontrol_ie_mask = (1<<8), -+ np_uartcontrol_irrdy_mask = (1<<7), -+ np_uartcontrol_itrdy_mask = (1<<6), -+ np_uartcontrol_itmt_mask = (1<<5), -+ np_uartcontrol_itoe_mask = (1<<4), -+ np_uartcontrol_iroe_mask = (1<<3), -+ np_uartcontrol_ibrk_mask = (1<<2), -+ np_uartcontrol_ife_mask = (1<<1), -+ np_uartcontrol_ipe_mask = (1<<0) -+ }; -+ -+// UART Routines -+int nr_uart_rxchar(np_uart *uartBase); // 0 for default UART -+void nr_uart_txcr(void); -+void nr_uart_txchar(int c,np_uart *uartBase); // 0 for default UART -+void nr_uart_txhex(int x); // 16 or 32 bits -+void nr_uart_txhex16(short x); -+void nr_uart_txhex32(long x); -+void nr_uart_txstring(char *s); -+ ---- linux/include/asm-nios2nommu/ucontext.h -+++ linux/include/asm-nios2nommu/ucontext.h -@@ -0,0 +1,63 @@ -+#ifndef _NIOSKNOMMU_UCONTEXT_H -+#define _NIOSKNOMMU_UCONTEXT_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/ucontext.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+typedef int greg_t; -+#define NGREG 32 -+typedef greg_t gregset_t[NGREG]; -+ -+#ifdef CONFIG_FPU -+typedef struct fpregset { -+ int f_pcr; -+ int f_psr; -+ int f_fpiaddr; -+ int f_fpregs[8][3]; -+} fpregset_t; -+#endif -+ -+struct mcontext { -+ int version; -+ int status_extension; -+ gregset_t gregs; -+#ifdef CONFIG_FPU -+ fpregset_t fpregs; -+#endif -+}; -+ -+#define MCONTEXT_VERSION 2 -+ -+struct ucontext { -+ unsigned long uc_flags; -+ struct ucontext *uc_link; -+ stack_t uc_stack; -+ struct mcontext uc_mcontext; -+#ifdef CONFIG_FPU -+ unsigned long uc_filler[80]; -+#endif -+ sigset_t uc_sigmask; /* mask last for extensibility */ -+}; -+ -+#endif ---- linux/include/asm-nios2nommu/unaligned.h -+++ linux/include/asm-nios2nommu/unaligned.h -@@ -0,0 +1,43 @@ -+#ifndef __NIOS_UNALIGNED_H -+#define __NIOS_UNALIGNED_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/unaligned.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * The nios cannot do unaligned accesses itself. -+ */ -+ -+#define get_unaligned(ptr) ({ \ -+ typeof((*(ptr))) x; \ -+ memcpy(&x, (void*)ptr, sizeof(*(ptr))); \ -+ x; \ -+}) -+ -+#define put_unaligned(val, ptr) ({ \ -+ typeof((*(ptr))) x = val; \ -+ memcpy((void*)ptr, &x, sizeof(*(ptr))); \ -+}) -+ -+#endif /* __NIOS_UNALIGNED_H */ ---- linux/include/asm-nios2nommu/unistd.h -+++ linux/include/asm-nios2nommu/unistd.h -@@ -0,0 +1,686 @@ -+#ifndef _ASM_NIOS_UNISTD_H_ -+#define _ASM_NIOS_UNISTD_H_ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/unistd.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * //vic - kernel_thread moved to process.c -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/traps.h> -+ -+/* TRAP isr expects the trap# (syscall=#TRAP_ID_SYSCALL) in r2, -+ * the syscall # in r3, and arguments in r4, r5, ... -+ * Return argument expected in r2. -+ */ -+ -+#define __NR_restart_syscall 0 -+#define __NR_exit 1 -+#define __NR_fork 2 -+#define __NR_read 3 -+#define __NR_write 4 -+#define __NR_open 5 -+#define __NR_close 6 -+#define __NR_waitpid 7 -+#define __NR_creat 8 -+#define __NR_link 9 -+#define __NR_unlink 10 -+#define __NR_execve 11 -+#define __NR_chdir 12 -+#define __NR_time 13 -+#define __NR_mknod 14 -+#define __NR_chmod 15 -+#define __NR_chown 16 -+#define __NR_break 17 -+#define __NR_oldstat 18 -+#define __NR_lseek 19 -+#define __NR_getpid 20 -+#define __NR_mount 21 -+#define __NR_umount 22 -+#define __NR_setuid 23 -+#define __NR_getuid 24 -+#define __NR_stime 25 -+#define __NR_ptrace 26 -+#define __NR_alarm 27 -+#define __NR_oldfstat 28 -+#define __NR_pause 29 -+#define __NR_utime 30 -+#define __NR_stty 31 -+#define __NR_gtty 32 -+#define __NR_access 33 -+#define __NR_nice 34 -+#define __NR_ftime 35 -+#define __NR_sync 36 -+#define __NR_kill 37 -+#define __NR_rename 38 -+#define __NR_mkdir 39 -+#define __NR_rmdir 40 -+#define __NR_dup 41 -+#define __NR_pipe 42 -+#define __NR_times 43 -+#define __NR_prof 44 -+#define __NR_brk 45 -+#define __NR_setgid 46 -+#define __NR_getgid 47 -+#define __NR_signal 48 -+#define __NR_geteuid 49 -+#define __NR_getegid 50 -+#define __NR_acct 51 -+#define __NR_umount2 52 //vic #define __NR_phys 52 -+#define __NR_lock 53 -+#define __NR_ioctl 54 -+#define __NR_fcntl 55 -+#define __NR_mpx 56 -+#define __NR_setpgid 57 -+#define __NR_ulimit 58 -+#define __NR_oldolduname 59 -+#define __NR_umask 60 -+#define __NR_chroot 61 -+#define __NR_ustat 62 -+#define __NR_dup2 63 -+#define __NR_getppid 64 -+#define __NR_getpgrp 65 -+#define __NR_setsid 66 -+#define __NR_sigaction 67 -+#define __NR_sgetmask 68 -+#define __NR_ssetmask 69 -+#define __NR_setreuid 70 -+#define __NR_setregid 71 -+#define __NR_sigsuspend 72 -+#define __NR_sigpending 73 -+#define __NR_sethostname 74 -+#define __NR_setrlimit 75 -+#define __NR_getrlimit 76 -+#define __NR_getrusage 77 -+#define __NR_gettimeofday 78 -+#define __NR_settimeofday 79 -+#define __NR_getgroups 80 -+#define __NR_setgroups 81 -+#define __NR_select 82 -+#define __NR_symlink 83 -+#define __NR_oldlstat 84 -+#define __NR_readlink 85 -+#define __NR_uselib 86 -+#define __NR_swapon 87 -+#define __NR_reboot 88 -+#define __NR_readdir 89 -+#define __NR_mmap 90 -+#define __NR_munmap 91 -+#define __NR_truncate 92 -+#define __NR_ftruncate 93 -+#define __NR_fchmod 94 -+#define __NR_fchown 95 -+#define __NR_getpriority 96 -+#define __NR_setpriority 97 -+#define __NR_profil 98 -+#define __NR_statfs 99 -+#define __NR_fstatfs 100 -+#define __NR_ioperm 101 -+#define __NR_socketcall 102 -+#define __NR_syslog 103 -+#define __NR_setitimer 104 -+#define __NR_getitimer 105 -+#define __NR_stat 106 -+#define __NR_lstat 107 -+#define __NR_fstat 108 -+#define __NR_olduname 109 -+#define __NR_iopl /* 110 */ not supported -+#define __NR_vhangup 111 -+#define __NR_idle /* 112 */ Obsolete -+#define __NR_vm86 /* 113 */ not supported -+#define __NR_wait4 114 -+#define __NR_swapoff 115 -+#define __NR_sysinfo 116 -+#define __NR_ipc 117 -+#define __NR_fsync 118 -+#define __NR_sigreturn 119 -+#define __NR_clone 120 -+#define __NR_setdomainname 121 -+#define __NR_uname 122 -+#define __NR_cacheflush 123 -+#define __NR_adjtimex 124 -+#define __NR_mprotect 125 -+#define __NR_sigprocmask 126 -+#define __NR_create_module 127 -+#define __NR_init_module 128 -+#define __NR_delete_module 129 -+#define __NR_get_kernel_syms 130 -+#define __NR_quotactl 131 -+#define __NR_getpgid 132 -+#define __NR_fchdir 133 -+#define __NR_bdflush 134 -+#define __NR_sysfs 135 -+#define __NR_personality 136 -+#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ -+#define __NR_setfsuid 138 -+#define __NR_setfsgid 139 -+#define __NR__llseek 140 -+#define __NR_getdents 141 -+#define __NR__newselect 142 -+#define __NR_flock 143 -+#define __NR_msync 144 -+#define __NR_readv 145 -+#define __NR_writev 146 -+#define __NR_getsid 147 -+#define __NR_fdatasync 148 -+#define __NR__sysctl 149 -+#define __NR_mlock 150 -+#define __NR_munlock 151 -+#define __NR_mlockall 152 -+#define __NR_munlockall 153 -+#define __NR_sched_setparam 154 -+#define __NR_sched_getparam 155 -+#define __NR_sched_setscheduler 156 -+#define __NR_sched_getscheduler 157 -+#define __NR_sched_yield 158 -+#define __NR_sched_get_priority_max 159 -+#define __NR_sched_get_priority_min 160 -+#define __NR_sched_rr_get_interval 161 -+#define __NR_nanosleep 162 -+#define __NR_mremap 163 -+#define __NR_setresuid 164 -+#define __NR_getresuid 165 -+#define __NR_getpagesize 166 -+#define __NR_query_module 167 -+#define __NR_poll 168 -+#define __NR_nfsservctl 169 -+#define __NR_setresgid 170 -+#define __NR_getresgid 171 -+#define __NR_prctl 172 -+#define __NR_rt_sigreturn 173 -+#define __NR_rt_sigaction 174 -+#define __NR_rt_sigprocmask 175 -+#define __NR_rt_sigpending 176 -+#define __NR_rt_sigtimedwait 177 -+#define __NR_rt_sigqueueinfo 178 -+#define __NR_rt_sigsuspend 179 -+#define __NR_pread 180 -+#define __NR_pwrite 181 -+#define __NR_lchown 182 -+#define __NR_getcwd 183 -+#define __NR_capget 184 -+#define __NR_capset 185 -+#define __NR_sigaltstack 186 -+#define __NR_sendfile 187 -+#define __NR_getpmsg 188 /* some people actually want streams */ -+#define __NR_putpmsg 189 /* some people actually want streams */ -+#define __NR_vfork 190 -+#define __NR_ugetrlimit 191 -+#define __NR_mmap2 192 -+#define __NR_truncate64 193 -+#define __NR_ftruncate64 194 -+#define __NR_stat64 195 -+#define __NR_lstat64 196 -+#define __NR_fstat64 197 -+#define __NR_chown32 198 -+#define __NR_getuid32 199 -+#define __NR_getgid32 200 -+#define __NR_geteuid32 201 -+#define __NR_getegid32 202 -+#define __NR_setreuid32 203 -+#define __NR_setregid32 204 -+#define __NR_getgroups32 205 -+#define __NR_setgroups32 206 -+#define __NR_fchown32 207 -+#define __NR_setresuid32 208 -+#define __NR_getresuid32 209 -+#define __NR_setresgid32 210 -+#define __NR_getresgid32 211 -+#define __NR_lchown32 212 -+#define __NR_setuid32 213 -+#define __NR_setgid32 214 -+#define __NR_setfsuid32 215 -+#define __NR_setfsgid32 216 -+#define __NR_pivot_root 217 -+/* 218 unused */ -+/* 219 unused */ -+#define __NR_getdents64 220 -+#define __NR_gettid 221 -+#define __NR_tkill 222 -+#define __NR_setxattr 223 -+#define __NR_lsetxattr 224 -+#define __NR_fsetxattr 225 -+#define __NR_getxattr 226 -+#define __NR_lgetxattr 227 -+#define __NR_fgetxattr 228 -+#define __NR_listxattr 229 -+#define __NR_llistxattr 230 -+#define __NR_flistxattr 231 -+#define __NR_removexattr 232 -+#define __NR_lremovexattr 233 -+#define __NR_fremovexattr 234 -+#define __NR_futex 235 -+#define __NR_sendfile64 236 -+#define __NR_mincore 237 -+#define __NR_madvise 238 -+#define __NR_fcntl64 239 -+#define __NR_readahead 240 -+#define __NR_io_setup 241 -+#define __NR_io_destroy 242 -+#define __NR_io_getevents 243 -+#define __NR_io_submit 244 -+#define __NR_io_cancel 245 -+#define __NR_fadvise64 246 -+#define __NR_exit_group 247 -+#define __NR_lookup_dcookie 248 -+#define __NR_epoll_create 249 -+#define __NR_epoll_ctl 250 -+#define __NR_epoll_wait 251 -+#define __NR_remap_file_pages 252 -+#define __NR_set_tid_address 253 -+#define __NR_timer_create 254 -+#define __NR_timer_settime 255 -+#define __NR_timer_gettime 256 -+#define __NR_timer_getoverrun 257 -+#define __NR_timer_delete 258 -+#define __NR_clock_settime 259 -+#define __NR_clock_gettime 260 -+#define __NR_clock_getres 261 -+#define __NR_clock_nanosleep 262 -+#define __NR_statfs64 263 -+#define __NR_fstatfs64 264 -+#define __NR_tgkill 265 -+#define __NR_utimes 266 -+#define __NR_fadvise64_64 267 -+#define __NR_mbind 268 -+#define __NR_get_mempolicy 269 -+#define __NR_set_mempolicy 270 -+#define __NR_mq_open 271 -+#define __NR_mq_unlink 272 -+#define __NR_mq_timedsend 273 -+#define __NR_mq_timedreceive 274 -+#define __NR_mq_notify 275 -+#define __NR_mq_getsetattr 276 -+#define __NR_waitid 277 -+#define __NR_sys_setaltroot 278 -+#define __NR_add_key 279 -+#define __NR_request_key 280 -+#define __NR_keyctl 281 -+ -+#define NR_syscalls 282 -+ -+/* user-visible error numbers are in the range -1 - -122: see -+ <asm-nios2nommu/errno.h> */ -+ -+#define __syscall_return(type, res) \ -+do { \ -+ if ((unsigned long)(res) >= (unsigned long)(-125)) { \ -+ \ -+ /* avoid using res which is declared to be in \ -+ register r2; errno might expand to a function \ -+ call and clobber it. */ \ -+ \ -+ int __err = -(res); \ -+ errno = __err; \ -+ res = -1; \ -+ } \ -+ return (type) (res); \ -+} while (0) -+ -+#define _syscall0(type,name) \ -+type name(void) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall1 arg a -+//;dgt2;tmp; already being in r4 ? -+#define _syscall1(type,name,atype,a) \ -+type name(atype a) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall2 args a,b -+//;dgt2;tmp; already being in r4,r5 ? -+#define _syscall2(type,name,atype,a,btype,b) \ -+type name(atype a,btype b) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ " mov r5, %4\n\t" /* (long) b */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ , "r" ((long) b) /* %4 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ , "r5" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall3 args a,b,c -+//;dgt2;tmp; already being in r4,r5,r6 ? -+#define _syscall3(type,name,atype,a,btype,b,ctype,c) \ -+type name(atype a,btype b,ctype c) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ " mov r5, %4\n\t" /* (long) b */ \ -+ " mov r6, %5\n\t" /* (long) c */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ , "r" ((long) b) /* %4 */ \ -+ , "r" ((long) c) /* %5 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ , "r5" /* Clobbered */ \ -+ , "r6" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall4 args a,b,c,d -+//;dgt2;tmp; already being in r4,r5,r6,r7 ? -+#define _syscall4(type,name,atype,a,btype,b,ctype,c,dtype,d) \ -+type name (atype a, btype b, ctype c, dtype d) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ " mov r5, %4\n\t" /* (long) b */ \ -+ " mov r6, %5\n\t" /* (long) c */ \ -+ " mov r7, %6\n\t" /* (long) d */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ , "r" ((long) b) /* %4 */ \ -+ , "r" ((long) c) /* %5 */ \ -+ , "r" ((long) d) /* %6 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ , "r5" /* Clobbered */ \ -+ , "r6" /* Clobbered */ \ -+ , "r7" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall5 args a,b,c,d -+//;dgt2;tmp; already being in r4,r5,r6,r7 ? -+#define _syscall5(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e) \ -+type name (atype a,btype b,ctype c,dtype d,etype e) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ " mov r5, %4\n\t" /* (long) b */ \ -+ " mov r6, %5\n\t" /* (long) c */ \ -+ " mov r7, %6\n\t" /* (long) c */ \ -+ " mov r8, %7\n\t" /* (long) e */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ , "r" ((long) b) /* %4 */ \ -+ , "r" ((long) c) /* %5 */ \ -+ , "r" ((long) d) /* %6 */ \ -+ , "r" ((long) e) /* %7 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ , "r5" /* Clobbered */ \ -+ , "r6" /* Clobbered */ \ -+ , "r7" /* Clobbered */ \ -+ , "r8" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+//;dgt2;tmp;can we RELY on syscall6 args a,b,c,d -+//;dgt2;tmp; already being in r4,r5,r6,r7 ? -+#define _syscall6(type,name,atype,a,btype,b,ctype,c,dtype,d,etype,e,ftype,f) \ -+type name (atype a,btype b,ctype c,dtype d,etype e,ftype f) \ -+{ \ -+ long __res; \ -+ \ -+ __asm__ __volatile__ ( \ -+ \ -+ " \n\t" \ -+ \ -+ " movi r2, %2\n\t" /* TRAP_ID_SYSCALL */ \ -+ " movi r3, %1\n\t" /* __NR_##name */ \ -+ " mov r4, %3\n\t" /* (long) a */ \ -+ " mov r5, %4\n\t" /* (long) b */ \ -+ " mov r6, %5\n\t" /* (long) c */ \ -+ " mov r7, %6\n\t" /* (long) c */ \ -+ " mov r8, %7\n\t" /* (long) e */ \ -+ " mov r9, %8\n\t" /* (long) f */ \ -+ \ -+ " trap\n\t" \ -+ " mov %0, r2\n\t" /* syscall rtn */ \ -+ \ -+ " \n\t" \ -+ \ -+ : "=r" (__res) /* %0 */ \ -+ \ -+ : "i" (__NR_##name) /* %1 */ \ -+ , "i" (TRAP_ID_SYSCALL) /* %2 */ \ -+ , "r" ((long) a) /* %3 */ \ -+ , "r" ((long) b) /* %4 */ \ -+ , "r" ((long) c) /* %5 */ \ -+ , "r" ((long) d) /* %6 */ \ -+ , "r" ((long) e) /* %7 */ \ -+ , "r" ((long) f) /* %8 */ \ -+ \ -+ : "r2" /* Clobbered */ \ -+ , "r3" /* Clobbered */ \ -+ , "r4" /* Clobbered */ \ -+ , "r5" /* Clobbered */ \ -+ , "r6" /* Clobbered */ \ -+ , "r7" /* Clobbered */ \ -+ , "r8" /* Clobbered */ \ -+ , "r9" /* Clobbered */ \ -+ ); \ -+ \ -+__syscall_return(type,__res); \ -+} -+ -+#ifdef __KERNEL__ -+#define __ARCH_WANT_IPC_PARSE_VERSION -+#define __ARCH_WANT_OLD_READDIR -+#define __ARCH_WANT_OLD_STAT -+#define __ARCH_WANT_STAT64 -+#define __ARCH_WANT_SYS_ALARM -+#define __ARCH_WANT_SYS_GETHOSTNAME -+#define __ARCH_WANT_SYS_PAUSE -+#define __ARCH_WANT_SYS_SGETMASK -+#define __ARCH_WANT_SYS_SIGNAL -+#define __ARCH_WANT_SYS_TIME -+#define __ARCH_WANT_SYS_UTIME -+#define __ARCH_WANT_SYS_WAITPID -+#define __ARCH_WANT_SYS_SOCKETCALL -+#define __ARCH_WANT_SYS_FADVISE64 -+#define __ARCH_WANT_SYS_GETPGRP -+#define __ARCH_WANT_SYS_LLSEEK -+#define __ARCH_WANT_SYS_NICE -+#define __ARCH_WANT_SYS_OLD_GETRLIMIT -+#define __ARCH_WANT_SYS_OLDUMOUNT -+#define __ARCH_WANT_SYS_SIGPENDING -+#define __ARCH_WANT_SYS_SIGPROCMASK -+#define __ARCH_WANT_SYS_RT_SIGACTION -+#endif -+ -+#ifdef __KERNEL_SYSCALLS__ -+ -+/* -+ * we need this inline - forking from kernel space will result -+ * in NO COPY ON WRITE (!!!), until an execve is executed. This -+ * is no problem, but for the stack. This is handled by not letting -+ * main() use the stack at all after fork(). Thus, no function -+ * calls - which means inline code for fork too, as otherwise we -+ * would use the stack upon exit from 'fork()'. -+ * -+ * Actually only pause and fork are needed inline, so that there -+ * won't be any messing with the stack from main(), but we define -+ * some others too. -+ */ -+#define __NR__exit __NR_exit -+static inline _syscall0(int,pause) -+static inline _syscall0(int,sync) -+static inline _syscall0(pid_t,setsid) -+static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count) -+static inline _syscall3(int,read,int,fd,char *,buf,off_t,count) -+static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count) -+static inline _syscall1(int,dup,int,fd) -+static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp) -+static inline _syscall3(int,open,const char *,file,int,flag,int,mode) -+static inline _syscall1(int,close,int,fd) -+static inline _syscall1(int,_exit,int,exitcode) -+static inline _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options) -+static inline _syscall1(int,delete_module,const char *,name) -+ -+static inline pid_t wait(int * wait_stat) -+{ -+ return waitpid(-1,wait_stat,0); -+} -+ -+#endif -+ -+/* -+ * "Conditional" syscalls -+ * -+ * What we want is __attribute__((weak,alias("sys_ni_syscall"))), -+ * but it doesn't work on all toolchains, so we just do it by hand -+ */ -+#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall"); -+ -+#endif /* _ASM_NIOS_UNISTD_H_ */ ---- linux/include/asm-nios2nommu/user.h -+++ linux/include/asm-nios2nommu/user.h -@@ -0,0 +1,112 @@ -+#ifndef _NIOS2NOMMU_USER_H -+#define _NIOS2NOMMU_USER_H -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/user.h -+ * -+ * Derived from M68knommu -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+#include <asm/page.h> -+ -+/* Core file format: The core file is written in such a way that gdb -+ can understand it and provide useful information to the user (under -+ linux we use the 'trad-core' bfd). There are quite a number of -+ obstacles to being able to view the contents of the floating point -+ registers, and until these are solved you will not be able to view the -+ contents of them. Actually, you can read in the core file and look at -+ the contents of the user struct to find out what the floating point -+ registers contain. -+ The actual file contents are as follows: -+ UPAGE: 1 page consisting of a user struct that tells gdb what is present -+ in the file. Directly after this is a copy of the task_struct, which -+ is currently not used by gdb, but it may come in useful at some point. -+ All of the registers are stored as part of the upage. The upage should -+ always be only one page. -+ DATA: The data area is stored. We use current->end_text to -+ current->brk to pick up all of the user variables, plus any memory -+ that may have been malloced. No attempt is made to determine if a page -+ is demand-zero or if a page is totally unused, we just cover the entire -+ range. All of the addresses are rounded in such a way that an integral -+ number of pages is written. -+ STACK: We need the stack information in order to get a meaningful -+ backtrace. We need to write the data from (esp) to -+ current->start_stack, so we round each of these off in order to be able -+ to write an integer number of pages. -+ The minimum core file size is 3 pages, or 12288 bytes. -+*/ -+ -+struct user_m68kfp_struct { -+ unsigned long fpregs[8*3]; /* fp0-fp7 registers */ -+ unsigned long fpcntl[3]; /* fp control regs */ -+}; -+ -+/* This is needs more work, probably should look like gdb useage */ -+struct user_regs_struct { -+ long r1,r2,r3,r4,r5,r6,r7,r8; -+ long r9,r10,r11,r12,r13,r14,r15; -+ long r16,r17,r18,r19,r20,r21,r22,r23; -+ long gp; -+ long sp; -+ long ra; -+ long fp; -+ long orig_r2; -+ long estatus; -+ long status_extension; -+ long ea; -+}; -+ -+ -+/* When the kernel dumps core, it starts by dumping the user struct - -+ this will be used by gdb to figure out where the data and stack segments -+ are within the file, and what virtual addresses to use. */ -+struct user{ -+/* We start with the registers, to mimic the way that "memory" is returned -+ from the ptrace(3,...) function. */ -+ struct user_regs_struct regs; /* Where the registers are actually stored */ -+/* ptrace does not yet supply these. Someday.... */ -+ int u_fpvalid; /* True if math co-processor being used. */ -+ /* for this mess. Not yet used. */ -+ struct user_m68kfp_struct m68kfp; /* Math Co-processor registers. */ -+/* The rest of this junk is to help gdb figure out what goes where */ -+ unsigned long int u_tsize; /* Text segment size (pages). */ -+ unsigned long int u_dsize; /* Data segment size (pages). */ -+ unsigned long int u_ssize; /* Stack segment size (pages). */ -+ unsigned long start_code; /* Starting virtual address of text. */ -+ unsigned long start_stack; /* Starting virtual address of stack area. -+ This is actually the bottom of the stack, -+ the top of the stack is always found in the -+ esp register. */ -+ long int signal; /* Signal that caused the core dump. */ -+ int reserved; /* No longer used */ -+ struct user_regs_struct *u_ar0; -+ /* Used by gdb to help find the values for */ -+ /* the registers. */ -+ struct user_m68kfp_struct* u_fpstate; /* Math Co-processor pointer. */ -+ unsigned long magic; /* To uniquely identify a core file */ -+ char u_comm[32]; /* User command that was responsible */ -+}; -+#define NBPG PAGE_SIZE -+#define UPAGES 1 -+#define HOST_TEXT_START_ADDR (u.start_code) -+#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) -+ -+#endif ---- linux/include/asm-nios2nommu/virtconvert.h -+++ linux/include/asm-nios2nommu/virtconvert.h -@@ -0,0 +1,47 @@ -+#ifndef __NIOS_VIRT_CONVERT__ -+#define __NIOS_VIRT_CONVERT__ -+ -+/*-------------------------------------------------------------------- -+ * -+ * include/asm-nios2nommu/virtconvert.h -+ * -+ * Derived from various works, Alpha, ix86, M68K, Sparc, ...et al -+ * -+ * Copyright (C) 2004 Microtronix Datacom Ltd -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * -+ * Jan/20/2004 dgt NiosII -+ * -+ ---------------------------------------------------------------------*/ -+ -+ -+/* -+ * Macros used for converting between virtual and physical mappings. -+ */ -+ -+#ifdef __KERNEL__ -+ -+// #include <linux/config.h> -+#include <asm/setup.h> -+#include <asm/page.h> -+ -+#define mm_ptov(vaddr) ((void *) (vaddr)) -+#define mm_vtop(vaddr) ((unsigned long) (vaddr)) -+#define phys_to_virt(vaddr) ((void *) (vaddr)) -+#define virt_to_phys(vaddr) ((unsigned long) (vaddr)) -+ -+#define virt_to_bus virt_to_phys -+#define bus_to_virt phys_to_virt -+ -+#endif /*__KERNEL__ */ -+#endif /*__NIOS_VIRT_CONVERT__*/ |