--- /dev/null +++ b/arch/ubicom32/include/asm/a.out.h @@ -0,0 +1,47 @@ +/* + * arch/ubicom32/include/asm/a.out.h + * Definitions for Ubicom32 a.out executable format. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_A_OUT_H +#define _ASM_UBICOM32_A_OUT_H + +struct exec +{ + unsigned long a_info; /* Use macros N_MAGIC, etc for access */ + unsigned a_text; /* length of text, in bytes */ + unsigned a_data; /* length of data, in bytes */ + unsigned a_bss; /* length of uninitialized data area for file, in bytes */ + unsigned a_syms; /* length of symbol table data in file, in bytes */ + unsigned a_entry; /* start address */ + unsigned a_trsize; /* length of relocation info for text, in bytes */ + unsigned a_drsize; /* length of relocation info for data, in bytes */ +}; + +#define N_TRSIZE(a) ((a).a_trsize) +#define N_DRSIZE(a) ((a).a_drsize) +#define N_SYMSIZE(a) ((a).a_syms) + +#endif /* _ASM_UBICOM32_A_OUT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/auxvec.h @@ -0,0 +1,32 @@ +/* + * arch/ubicom32/include/asm/auxvec.h + * Symbolic values for the entries in the auxiliary table + * put on the initial stack. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_AUXVEC_H +#define _ASM_UBICOM32_AUXVEC_H + +#endif /* _ASM_UBICOM32_AUXVEC_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/bitops.h @@ -0,0 +1,41 @@ +/* + * arch/ubicom32/include/asm/bitops.h + * Bit manipulation definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_BITOPS_H +#define _ASM_UBICOM32_BITOPS_H + +/* + * Copyright 1992, Linus Torvalds. + */ + +#include +#include /* swab32 */ + +#include +#include + +#endif /* _ASM_UBICOM32_BITOPS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/board.h @@ -0,0 +1,34 @@ +/* + * arch/ubicom32/include/asm/board.h + * Board init and revision definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_BOARD_H +#define _ASM_UBICOM32_BOARD_H + +extern const char *board_get_revision(void); +extern void __init board_init(void); + +#endif /* _ASM_UBICOM32_BOARD_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/byteorder.h @@ -0,0 +1,35 @@ +/* + * arch/ubicom32/include/asm/byteorder.h + * Byte order swapping utility routines. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_BYTEORDER_H +#define _ASM_UBICOM32_BYTEORDER_H + +#include +#include + +#endif /* _ASM_UBICOM32_BYTEORDER_H */ + --- /dev/null +++ b/arch/ubicom32/include/asm/elf.h @@ -0,0 +1,167 @@ +/* + * arch/ubicom32/include/asm/elf.h + * Definitions for elf executable format for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_ELF_H +#define _ASM_UBICOM32_ELF_H + +/* + * ELF register definitions.. + */ + +#include +#include + +/* + * Processor specific flags for the ELF header e_flags field. + */ +#define EF_UBICOM32_V3 0x00000001 /* -fmarch=ubicom32v3 */ +#define EF_UBICOM32_V4 0x00000002 /* -fmarch=ubicom32v4 */ +#define EF_UBICOM32_PIC 0x80000000 /* -fpic */ +#define EF_UBICOM32_FDPIC 0x40000000 /* -mfdpic */ + +/* + * Ubicom32 ELF relocation types + */ +#define R_UBICOM32_NONE 0 +#define R_UBICOM32_16 1 +#define R_UBICOM32_32 2 +#define R_UBICOM32_LO16 3 +#define R_UBICOM32_HI16 4 +#define R_UBICOM32_21_PCREL 5 +#define R_UBICOM32_24_PCREL 6 +#define R_UBICOM32_HI24 7 +#define R_UBICOM32_LO7_S 8 +#define R_UBICOM32_LO7_2_S 9 +#define R_UBICOM32_LO7_4_S 10 +#define R_UBICOM32_LO7_D 11 +#define R_UBICOM32_LO7_2_D 12 +#define R_UBICOM32_LO7_4_D 13 +#define R_UBICOM32_32_HARVARD 14 +#define R_UBICOM32_LO7_CALLI 15 +#define R_UBICOM32_LO16_CALLI 16 +#define R_UBICOM32_GOT_HI24 17 +#define R_UBICOM32_GOT_LO7_S 18 +#define R_UBICOM32_GOT_LO7_2_S 19 +#define R_UBICOM32_GOT_LO7_4_S 20 +#define R_UBICOM32_GOT_LO7_D 21 +#define R_UBICOM32_GOT_LO7_2_D 22 +#define R_UBICOM32_GOT_LO7_4_D 23 +#define R_UBICOM32_FUNCDESC_GOT_HI24 24 +#define R_UBICOM32_FUNCDESC_GOT_LO7_S 25 +#define R_UBICOM32_FUNCDESC_GOT_LO7_2_S 26 +#define R_UBICOM32_FUNCDESC_GOT_LO7_4_S 27 +#define R_UBICOM32_FUNCDESC_GOT_LO7_D 28 +#define R_UBICOM32_FUNCDESC_GOT_LO7_2_D 29 +#define R_UBICOM32_FUNCDESC_GOT_LO7_4_D 30 +#define R_UBICOM32_GOT_LO7_CALLI 31 +#define R_UBICOM32_FUNCDESC_GOT_LO7_CALLI 32 +#define R_UBICOM32_FUNCDESC_VALUE 33 +#define R_UBICOM32_FUNCDESC 34 +#define R_UBICOM32_GOTOFFSET_LO 35 +#define R_UBICOM32_GOTOFFSET_HI 36 +#define R_UBICOM32_FUNCDESC_GOTOFFSET_LO 37 +#define R_UBICOM32_FUNCDESC_GOTOFFSET_HI 38 +#define R_UBICOM32_GNU_VTINHERIT 200 +#define R_UBICOM32_GNU_VTENTRY 201 + +typedef unsigned long elf_greg_t; + +#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct user_ubicom32fp_struct 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_UBICOM32) + +#define elf_check_fdpic(x) ((x)->e_flags & EF_UBICOM32_FDPIC) + +#define elf_check_const_displacement(x) ((x)->e_flags & EF_UBICOM32_PIC) + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2MSB +#define ELF_ARCH EM_UBICOM32 + +/* For SVR4/m68k the function pointer to be registered with `atexit' is + passed in %a1. Although my copy of the ABI has no such statement, it + is actually used on ASV. */ +#define ELF_PLAT_INIT(_r, load_addr) _r->a1 = 0 + +#define ELF_FDPIC_PLAT_INIT(_regs, _exec_map_addr, _interp_map_addr, \ + _dynamic_addr) \ + do { \ + _regs->dn[1] = _exec_map_addr; \ + _regs->dn[2] = _interp_map_addr; \ + _regs->dn[3] = _dynamic_addr; \ + _regs->an[1] = 0; /* dl_fini will be set by ldso */ \ + } while (0) + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#ifdef __KERNEL__ +#ifdef CONFIG_UBICOM32_V4 +#define ELF_FDPIC_CORE_EFLAGS (EF_UBICOM32_FDPIC | EF_UBICOM32_V4) +#elif defined CONFIG_UBICOM32_V3 +#define ELF_FDPIC_CORE_EFLAGS (EF_UBICOM32_FDPIC | EF_UBICOM32_V3) +#else +#error Unknown/Unsupported ubicom32 architecture. +#endif +#endif + +/* 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 + +/* + * For Ubicom32, the elf_gregset_t and struct pt_regs are the same size + * data structure so a copy is performed instead of providing the + * ELF_CORE_COPY_REGS macro. + */ + +/* 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) + +#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) + +#endif /* _ASM_UBICOM32_ELF_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/errno.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/errno.h + * Generic errno.h for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_ERRNO_H +#define _ASM_UBICOM32_ERRNO_H + +#include + +#endif /* _ASM_UBICOM32_ERRNO_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/fcntl.h @@ -0,0 +1,38 @@ +/* + * arch/ubicom32/include/asm/fcntl.h + * File control bit definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_FCNTL_H +#define _ASM_UBICOM32_FCNTL_H + +#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 + +#include + +#endif /* _ASM_UBICOM32_FCNTL_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/flat.h @@ -0,0 +1,73 @@ +/* + * arch/ubicom32/include/asm/flat.h + * Definitions to support flat-format executables. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ + +#ifndef _ASM_UBICOM32_FLAT_H +#define _ASM_UBICOM32_FLAT_H + +#define ARCH_FLAT_ALIGN 0x80 +#define ARCH_FLAT_ALIGN_TEXT 1 + +#define R_UBICOM32_32 2 +#define R_UBICOM32_HI24 7 +#define R_UBICOM32_LO7_S 8 +#define R_UBICOM32_LO7_2_S 9 +#define R_UBICOM32_LO7_4_S 10 +#define R_UBICOM32_LO7_D 11 +#define R_UBICOM32_LO7_2_D 12 +#define R_UBICOM32_LO7_4_D 13 +#define R_UBICOM32_LO7_CALLI 15 +#define R_UBICOM32_LO16_CALLI 16 + +extern void ubicom32_flat_put_addr_at_rp(unsigned long *rp, u32_t val, u32_t rval, unsigned long *p); +extern unsigned long ubicom32_flat_get_addr_from_rp(unsigned long *rp, u32_t relval, u32_t flags, unsigned long *p); + +#define flat_stack_align(sp) /* nothing needed */ +#define flat_argvp_envp_on_stack() 1 +#define flat_old_ram_flag(flags) (flags) +#define flat_reloc_valid(reloc, size) ((reloc) <= (size)) +#define flat_get_addr_from_rp(rp, relval, flags, p) (ubicom32_flat_get_addr_from_rp(rp, relval,flags, p)) +#define flat_put_addr_at_rp(rp, val, relval) do {ubicom32_flat_put_addr_at_rp(rp, val, relval, &persistent);} while(0) +#define flat_get_relocate_addr(rel) ((persistent) ? (persistent & 0x07ffffff) : (rel & 0x07ffffff)) + +static inline int flat_set_persistent(unsigned int relval, unsigned long *p) +{ + if (*p) { + return 0; + } else { + if ((relval >> 27) != R_UBICOM32_32) { + /* + * Something other than UBICOM32_32. The next entry has the relocation. + */ + *p = relval; + return 1; + } + } + return 0; +} + +#endif /* _ASM_UBICOM32_FLAT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/fpu.h @@ -0,0 +1,37 @@ +/* + * arch/ubicom32/include/asm/fpu.h + * Floating point state definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_FPU_H +#define _ASM_UBICOM32_FPU_H + +/* + * MAX floating point unit state size (FSAVE/FRESTORE) + */ +/* No FP unit present then... */ +#define FPSTATESIZE (2) /* dummy size */ + +#endif /* _ASM_UBICOM32_FPU_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/futex.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/futex.h + * Generic futex.h for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_FUTEX_H +#define _ASM_UBICOM32_FUTEX_H + +#include + +#endif /* _ASM_UBICOM32_FUTEX_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/ioctl.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/ioctl.h + * Generic ioctl.h for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_IOCTL_H +#define _ASM_UBICOM32_IOCTL_H + +#include + +#endif /* _ASM_UBICOM32_IOCTL_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/ioctls.h @@ -0,0 +1,111 @@ +/* + * arch/ubicom32/include/asm/ioctls.h + * Definitions of ioctls for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_IOCTLS_H +#define _ASM_UBICOM32_IOCTLS_H + +#include + +/* 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 TIOCSBRK 0x5427 /* BSD compatibility */ +#define TIOCCBRK 0x5428 /* BSD compatibility */ +#define TIOCGSID 0x5429 /* Return the session ID of FD */ +#define TCGETS2 _IOR('T',0x2A, struct termios2) +#define TCSETS2 _IOW('T',0x2B, struct termios2) +#define TCSETSW2 _IOW('T',0x2C, struct termios2) +#define TCSETSF2 _IOW('T',0x2D, struct termios2) +#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 /* _ASM_UBICOM32_IOCTLS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/ipcbuf.h @@ -0,0 +1,55 @@ +/* + * arch/ubicom32/include/asm/ipcbuf.h + * Definition of ipc64_perm struct for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_IPCBUF_H +#define _ASM_UBICOM32_IPCBUF_H + +/* + * The user_ipc_perm structure for m68k 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 + */ +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 /* _ASM_UBICOM32_IPCBUF_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/irqflags.h @@ -0,0 +1,94 @@ +/* + * arch/ubicom32/include/asm/irqflags.h + * Raw implementation of local IRQ functions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_IRQFLAGS_H +#define _ASM_UBICOM32_IRQFLAGS_H + +#include +#include +#include +#include + +#if defined(CONFIG_PREEMPT) +#error Not supported by Ubicom32 irq handling, yet! +#endif + +/* + * raw_local_irq_enable() + * Enable interrupts for this thread. + */ +static inline void raw_local_irq_enable(void) +{ + ldsr_local_irq_enable(); +} + +/* + * raw_local_irq_disable() + * Disable interrupts for this thread. + */ +static inline void raw_local_irq_disable(void) +{ + ldsr_local_irq_disable(); +} + +/* + * raw_local_save_flags() + * Get the current IRQ state. + */ +#define raw_local_save_flags(flags) \ +do { \ + (flags) = ldsr_local_irq_is_disabled(); \ +} while (0) + +/* + * raw_local_irq_save() + * Save the current interrupt state and disable interrupts. + */ +#define raw_local_irq_save(flags) \ +do { \ + (flags) = ldsr_local_irq_save(); \ +} while (0) + +/* + * raw_local_irq_restore() + * Restore the IRQ state back to flags. + */ +static inline void raw_local_irq_restore(unsigned long flags) +{ + ldsr_local_irq_restore(flags); +} + +/* + * raw_irqs_disabled_flags() + * Return true if the flags indicate that IRQ(s) are disabled. + */ +static inline int raw_irqs_disabled_flags(unsigned long flags) +{ + return (flags); +} + +#endif /* _ASM_UBICOM32_IRQFLAGS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/Kbuild @@ -0,0 +1 @@ +include include/asm-generic/Kbuild.asm --- /dev/null +++ b/arch/ubicom32/include/asm/kdebug.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/kdebug.h + * Generic kdebug.h for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_KDEBUG_H +#define _ASM_UBICOM32_KDEBUG_H + +#include + +#endif /* _ASM_UBICOM32_KDEBUG_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/linkage.h @@ -0,0 +1,34 @@ +/* + * arch/ubicom32/include/asm/linkage.h + * Definition of Ubicom32 architecture specific linkage types. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_LINKAGE_H +#define _ASM_UBICOM32_LINKAGE_H + +#define __ocm_text __section(.ocm_text) +#define __ocm_data __section(.ocm_data) + +#endif /* _ASM_UBICOM32_LINKAGE_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/local.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/local.h + * Generic local.h for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_LOCAL_H +#define _ASM_UBICOM32_LOCAL_H + +#include + +#endif /* _ASM_UBICOM32_LOCAL_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/mman.h @@ -0,0 +1,44 @@ +/* + * arch/ubicom32/include/asm/mman.h + * Memory mapping definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_MMAN_H +#define _ASM_UBICOM32_MMAN_H + +#include + +#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 MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ + +#endif /* _ASM_UBICOM32_MMAN_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/msgbuf.h @@ -0,0 +1,58 @@ +/* + * arch/ubicom32/include/asm/msgbuf.h + * Definition of msqid64_ds struct for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_MSGBUF_H +#define _ASM_UBICOM32_MSGBUF_H + +/* + * The msqid64_ds structure for ubicom32 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 /* _ASM_UBICOM32_MSGBUF_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/namei.h @@ -0,0 +1,38 @@ +/* + * arch/ubicom32/include/asm/namei.h + * Definition of __emul_prefix() for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_NAMEI_H +#define _ASM_UBICOM32_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 /* _ASM_UBICOM32_NAMEI_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/page.h @@ -0,0 +1,106 @@ +/* + * arch/ubicom32/include/asm/page.h + * Memory page related operations and definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_PAGE_H +#define _ASM_UBICOM32_PAGE_H + +/* PAGE_SHIFT determines the page size */ + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (1 << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) + +#include + +#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) + +#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \ + alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr) +#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE + +/* + * 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; +typedef struct page *pgtable_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) } ) + +extern unsigned long memory_start; +extern unsigned long memory_end; + +#endif /* !__ASSEMBLY__ */ + +#include + +#define PAGE_OFFSET (PAGE_OFFSET_RAW) + +#ifndef __ASSEMBLY__ + +#define __pa(vaddr) virt_to_phys((void *)(vaddr)) +#define __va(paddr) phys_to_virt((unsigned long)(paddr)) + +#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 pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) +#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) +#define pfn_valid(pfn) ((pfn) < max_mapnr) + +#define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void *)PAGE_OFFSET) && \ + ((void *)(kaddr) < (void *)memory_end)) + +#endif /* __ASSEMBLY__ */ + +#ifdef __KERNEL__ +#include +#endif + +#endif /* _ASM_UBICOM32_PAGE_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/page_offset.h @@ -0,0 +1,35 @@ +/* + * arch/ubicom32/include/asm/page_offset.h + * Definition of PAGE_OFFSET_RAW for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ + +#ifndef _ASM_UBICOM32_PAGE_OFFSET_H +#define _ASM_UBICOM32_PAGE_OFFSET_H + +/* This handles the memory map.. */ +#define PAGE_OFFSET_RAW 0x3ffc0000 + +#endif /* _ASM_UBICOM32_PAGE_OFFSET_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/param.h @@ -0,0 +1,49 @@ +/* + * arch/ubicom32/include/asm/param.h + * Definition of miscellaneous constants, including HZ. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_PARAM_H +#define _ASM_UBICOM32_PARAM_H + +#ifdef __KERNEL__ +#define HZ CONFIG_HZ +#define USER_HZ HZ +#define CLOCKS_PER_SEC (USER_HZ) +#endif + +#ifndef HZ +#define HZ 100 +#endif + +#define EXEC_PAGESIZE 4096 + +#ifndef NOGROUP +#define NOGROUP (-1) +#endif + +#define MAXHOSTNAMELEN 64 /* max length of hostname */ + +#endif /* _ASM_UBICOM32_PARAM_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/poll.h @@ -0,0 +1,36 @@ +/* + * arch/ubicom32/include/asm/poll.h + * Ubicom32 specific poll() related flags definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_POLL_H +#define _ASM_UBICOM32_POLL_H + +#define POLLWRNORM POLLOUT +#define POLLWRBAND 0x0100 + +#include + +#endif /* _ASM_UBICOM32_POLL_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/posix_types.h @@ -0,0 +1,93 @@ +/* + * arch/ubicom32/include/asm/posix_types.h + * Ubicom32 architecture posix types. + * + * (C) Copyright 2009, Ubicom, Inc. + * Copyright (C) 2004 Microtronix Datacom Ltd + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef __ARCH_UBICOM32_POSIX_TYPES_H +#define __ARCH_UBICOM32_POSIX_TYPES_H + +/* + * 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 --- /dev/null +++ b/arch/ubicom32/include/asm/ptrace.h @@ -0,0 +1,177 @@ +/* + * arch/ubicom32/include/asm/ptrace.h + * Ubicom32 architecture ptrace support. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_PTRACE_H +#define _ASM_UBICOM32_PTRACE_H + +#ifndef __ASSEMBLY__ + +/* + * We use hard coded constants because this is shared with user + * space and the values are NOT allowed to change. Only fields + * that are intended to be exposed get values. + */ +#define PT_D0 0 +#define PT_D1 4 +#define PT_D2 8 +#define PT_D3 12 +#define PT_D4 16 +#define PT_D5 20 +#define PT_D6 24 +#define PT_D7 28 +#define PT_D8 32 +#define PT_D9 36 +#define PT_D10 40 +#define PT_D11 44 +#define PT_D12 48 +#define PT_D13 52 +#define PT_D14 56 +#define PT_D15 60 +#define PT_A0 64 +#define PT_A1 68 +#define PT_A2 72 +#define PT_A3 76 +#define PT_A4 80 +#define PT_A5 84 +#define PT_A6 88 +#define PT_A7 92 +#define PT_SP 92 +#define PT_ACC0HI 96 +#define PT_ACC0LO 100 +#define PT_MAC_RC16 104 +#define PT_ACC1HI 108 +#define PT_ACC1LO 112 +#define PT_SOURCE3 116 +#define PT_INST_CNT 120 +#define PT_CSR 124 +#define PT_DUMMY_UNUSED 128 +#define PT_INT_MASK0 132 +#define PT_INT_MASK1 136 +#define PT_TRAP_CAUSE 140 +#define PT_PC 144 +#define PT_ORIGINAL_D0 148 +#define PT_FRAME_TYPE 152 + +/* + * The following 'registers' are not registers at all but are used + * locate the relocated sections. + */ +#define PT_TEXT_ADDR 200 +#define PT_TEXT_END_ADDR 204 +#define PT_DATA_ADDR 208 +#define PT_EXEC_FDPIC_LOADMAP 212 +#define PT_INTERP_FDPIC_LOADMAP 216 + +/* + * This struct defines the way the registers are stored on the + * stack during a system call. + */ +enum thread_type { + NORMAL_THREAD, + KERNEL_THREAD, +}; + +#define UBICOM32_FRAME_TYPE_SYSCALL -1 /* System call frame */ +#define UBICOM32_FRAME_TYPE_INVALID 0 /* Invalid frame, no longer in use */ +#define UBICOM32_FRAME_TYPE_INTERRUPT 1 /* Interrupt frame */ +#define UBICOM32_FRAME_TYPE_TRAP 2 /* Trap frame */ +#define UBICOM32_FRAME_TYPE_SIGTRAMP 3 /* Signal trampoline frame. */ +#define UBICOM32_FRAME_TYPE_NEW_THREAD 4 /* New Thread. */ + +struct pt_regs { + /* + * Data Registers + */ + unsigned long dn[16]; + + /* + * Address Registers + */ + unsigned long an[8]; + + /* + * Per thread misc registers. + */ + unsigned long acc0[2]; + unsigned long mac_rc16; + unsigned long acc1[2]; + unsigned long source3; + unsigned long inst_cnt; + unsigned long csr; + unsigned long dummy_unused; + unsigned long int_mask0; + unsigned long int_mask1; + unsigned long trap_cause; + unsigned long pc; + unsigned long original_dn_0; + + /* + * Frame type. Syscall frames are -1. For other types look above. + */ + unsigned long frame_type; + + /* + * These fields are not exposed to ptrace. + */ + unsigned long previous_pc; + long nesting_level; /* When the kernel in in user space this + * will be -1. */ + unsigned long thread_type; /* This indicates if this is a kernel + * thread. */ +}; + +/* + * 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 dummy; +}; + +#ifdef __KERNEL__ + +/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 + +#ifndef PS_S +#define PS_S (0x2000) +#define PS_M (0x1000) +#endif + +extern int __user_mode(unsigned long sp); + +#define user_mode(regs) (__user_mode((regs->an[7]))) +#define user_stack(regs) ((regs)->an[7]) +#define instruction_pointer(regs) ((regs)->pc) +#define profile_pc(regs) instruction_pointer(regs) +extern void show_regs(struct pt_regs *); +#endif /* __KERNEL__ */ + +#endif /* __ASSEMBLY__ */ + +#endif /* _ASM_UBICOM32_PTRACE_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/resource.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/resource.h + * Generic definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_RESOURCE_H +#define _ASM_UBICOM32_RESOURCE_H + +#include + +#endif /* _ASM_UBICOM32_RESOURCE_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/sections.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/sections.h + * Generic sections.h definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SECTIONS_H +#define _ASM_UBICOM32_SECTIONS_H + +#include + +#endif /* _ASM_UBICOM32_SECTIONS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/segment.h @@ -0,0 +1,78 @@ +/* + * arch/ubicom32/include/asm/segment.h + * Memory segment definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SEGMENT_H +#define _ASM_UBICOM32_SEGMENT_H + +/* 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 /* _ASM_UBICOM32_SEGMENT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/sembuf.h @@ -0,0 +1,52 @@ +/* + * arch/ubicom32/include/asm/sembuf.h + * The semid64_ds structure for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SEMBUF_H +#define _ASM_UBICOM32_SEMBUF_H + +/* + * The semid64_ds structure for ubicom32 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 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 /* _ASM_UBICOM32_SEMBUF_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/setup.h @@ -0,0 +1,35 @@ +/* + * arch/ubicom32/include/asm/setup.h + * Kernel command line length definition. + * + * (C) Copyright 2009, Ubicom, Inc. + * Copyright (C) 2004, Microtronix Datacom Ltd., All rights reserved. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ + +#ifndef _ASM_UBICOM32_SETUP_H +#define _ASM_UBICOM32_SETUP_H + +#define COMMAND_LINE_SIZE 512 + +#endif /* _ASM_UBICOM32_SETUP_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/shmbuf.h @@ -0,0 +1,69 @@ +/* + * arch/ubicom32/include/asm/shmbuf.h + * The shmid64_ds structure for the Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SHMBUF_H +#define _ASM_UBICOM32_SHMBUF_H + +/* + * The shmid64_ds structure for m68k 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 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 /* _ASM_UBICOM32_SHMBUF_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/shmparam.h @@ -0,0 +1,35 @@ +/* + * arch/ubicom32/include/asm/shmparam.h + * Shared memory definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * Copyright (C) 2004 Microtronix Datacom Ltd + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + * Alpha, ix86, M68K, Sparc, ...et al + */ +#ifndef _ASM_UBICOM32_SHMPARAM_H +#define _ASM_UBICOM32_SHMPARAM_H + +#define SHMLBA PAGE_SIZE /* attach addr a multiple of this */ + +#endif /* _ASM_UBICOM32_SHMPARAM_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/sigcontext.h @@ -0,0 +1,37 @@ +/* + * arch/ubicom32/include/asm/sigcontext.h + * Definition of sigcontext struct for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SIGCONTEXT_H +#define _ASM_UBICOM32_SIGCONTEXT_H + +#include + +struct sigcontext { + struct pt_regs sc_regs; +}; + +#endif /* _ASM_UBICOM32_SIGCONTEXT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/siginfo.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/siginfo.h + * Generic siginfo.h definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SIGINFO_H +#define _ASM_UBICOM32_SIGINFO_H + +#include + +#endif /* _ASM_UBICOM32_SIGINFO_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/signal.h @@ -0,0 +1,180 @@ +/* + * arch/ubicom32/include/asm/signal.h + * Signal related definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SIGNAL_H +#define _ASM_UBICOM32_SIGNAL_H + +#include + +/* 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; + +#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 + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * 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 +#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 + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 + +#include + +#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 +#undef __HAVE_ARCH_SIG_BITOPS + +#define ptrace_signal_deliver(regs, cookie) do { } while (0) + +#endif /* __KERNEL__ */ + +#endif /* _ASM_UBICOM32_SIGNAL_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/socket.h @@ -0,0 +1,84 @@ +/* + * arch/ubicom32/include/asm/socket.h + * Socket options definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SOCKET_H +#define _ASM_UBICOM32_SOCKET_H + +#include + +/* 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_SNDBUFFORCE 32 +#define SO_RCVBUFFORCE 33 +#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 +#define SO_PASSSEC 34 +#define SO_TIMESTAMPNS 35 +#define SCM_TIMESTAMPNS SO_TIMESTAMPNS + +#define SO_MARK 36 + +#endif /* _ASM_UBICOM32_SOCKET_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/sockios.h @@ -0,0 +1,40 @@ +/* + * arch/ubicom32/include/asm/sockios.h + * Socket-level ioctl definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SOCKIOS_H +#define _ASM_UBICOM32_SOCKIOS_H + +/* Socket-level I/O control calls. */ +#define FIOSETOWN 0x8901 +#define SIOCSPGRP 0x8902 +#define FIOGETOWN 0x8903 +#define SIOCGPGRP 0x8904 +#define SIOCATMARK 0x8905 +#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ +#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ + +#endif /* _ASM_UBICOM32_SOCKIOS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/statfs.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/statfs.h + * Generic statfs.h definitions + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_STATFS_H +#define _ASM_UBICOM32_STATFS_H + +#include + +#endif /* _ASM_UBICOM32_STATFS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/stat.h @@ -0,0 +1,104 @@ +/* + * arch/ubicom32/include/asm/stat.h + * File status definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_STAT_H +#define _ASM_UBICOM32_STAT_H + +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[2]; + +#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[2]; + + long long st_size; + unsigned long st_blksize; + + unsigned long 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 /* _ASM_UBICOM32_STAT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/swab.h @@ -0,0 +1,46 @@ +/* + * arch/ubicom32/include/asm/swab.h + * Byte order swapping utility routines. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_SWAB_H +#define _ASM_UBICOM32_SWAB_H + +#include + +#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) +# define __BYTEORDER_HAS_U64__ +# define __SWAB_64_THRU_32__ +#endif + +#if defined(IP7000) || defined(IP7000_REV2) + +#define __arch__swab16 __builtin_ubicom32_swapb_2 +#define __arch__swab32 __builtin_ubicom32_swapb_4 + +#endif /* IP7000 */ + +#endif /* _ASM_UBICOM32_SWAB_H */ + --- /dev/null +++ b/arch/ubicom32/include/asm/termbits.h @@ -0,0 +1,227 @@ +/* + * arch/ubicom32/include/asm/termbits.h + * Terminal/serial port definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_TERMBITS_H +#define _ASM_UBICOM32_TERMBITS_H + +#include + +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 */ +}; + +struct termios2 { + 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 */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + +struct ktermios { + 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 */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + +/* 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 BOTHER 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 */ +#define CMSPAR 010000000000 /* mark or space (stick) parity */ +#define CRTSCTS 020000000000 /* flow control */ + +#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + +/* 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 /* _ASM_UBICOM32_TERMBITS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/termios.h @@ -0,0 +1,119 @@ +/* + * arch/ubicom32/include/asm/termios.h + * Ubicom32 termio definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_TERMIOS_H +#define _ASM_UBICOM32_TERMIOS_H + +#include +#include + +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 */ + +#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 termios2)) +#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) +#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) +#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) + +#endif /* __KERNEL__ */ + +#endif /* _ASM_UBICOM32_TERMIOS_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/thread_info.h @@ -0,0 +1,134 @@ +/* + * arch/ubicom32/include/asm/thread_info.h + * Ubicom32 architecture low-level thread information. + * + * (C) Copyright 2009, Ubicom, Inc. + * Adapted from the i386 and PPC versions by Greg Ungerer (gerg@snapgear.com) + * Copyright (C) 2002 David Howells (dhowells@redhat.com) + * - Incorporating suggestions made by Linus Torvalds and Dave Miller + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ + +#ifndef _ASM_UBICOM32_THREAD_INFO_H +#define _ASM_UBICOM32_THREAD_INFO_H + +#include + +/* + * Size of kernel stack for each process. This must be a power of 2... + */ +#ifdef CONFIG_4KSTACKS +#define THREAD_SIZE_ORDER (0) +#else +#define THREAD_SIZE_ORDER (1) +#endif + +/* + * for asm files, THREAD_SIZE is now generated by asm-offsets.c + */ +#define THREAD_SIZE (PAGE_SIZE< preemptable, <0 => BUG */ + int interrupt_nesting; /* Interrupt nesting level. */ + 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, \ + .interrupt_nesting = 0, \ + .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 */ +static inline struct thread_info *current_thread_info(void) +{ + struct thread_info *ti; + + asm ( + "and.4 %0, sp, %1\n\t" + : "=&r" (ti) + : "d" (~(THREAD_SIZE-1)) + : "cc" + ); + + return ti; +} + +#define STACK_WARN (THREAD_SIZE / 8) + +#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR 1 + +/* thread information allocation */ +#define alloc_thread_info(tsk) ((struct thread_info *) \ + __get_free_pages(GFP_KERNEL, THREAD_SIZE_ORDER)) +#define free_thread_info(ti) free_pages((unsigned long) (ti), THREAD_SIZE_ORDER) +#endif /* __ASSEMBLY__ */ + +#define PREEMPT_ACTIVE 0x4000000 + +/* + * thread information flag bit numbers + */ +#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ +#define TIF_SIGPENDING 1 /* signal pending */ +#define TIF_NEED_RESCHED 2 /* rescheduling necessary */ +#define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling + TIF_NEED_RESCHED */ +#define TIF_MEMDIE 4 + +/* as above, but as bit values */ +#define _TIF_SYSCALL_TRACE (1<. + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_TYPES_H +#define _ASM_UBICOM32_TYPES_H + +/* + * 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. + */ + +#include + +#ifndef __ASSEMBLY__ + +typedef unsigned short umode_t; + +#endif /* __ASSEMBLY__ */ + +/* + * These aren't exported outside the kernel to avoid name space clashes + */ +#ifdef __KERNEL__ + +#define BITS_PER_LONG 32 + +#ifndef __ASSEMBLY__ + +/* DMA addresses are always 32-bits wide */ + +typedef u32 dma_addr_t; +typedef u32 dma64_addr_t; + +/* + * XXX These are "Ubicom style" typedefs. They should be removed in all files used by linux. + */ +typedef u32 u32_t; +typedef s32 s32_t; +typedef u16 u16_t; +typedef s16 s16_t; +typedef u8 u8_t; +typedef s8 s8_t; + +#endif /* __ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_UBICOM32_TYPES_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/ucontext.h @@ -0,0 +1,39 @@ +/* + * arch/ubicom32/include/asm/ucontext.h + * Definition of ucontext structure for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_UCONTEXT_H +#define _ASM_UBICOM32_UCONTEXT_H + +struct ucontext { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + struct sigcontext uc_mcontext; + sigset_t uc_sigmask; /* mask last for extensibility */ +}; + +#endif /* _ASM_UBICOM32_UCONTEXT_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/unistd.h @@ -0,0 +1,400 @@ +/* + * arch/ubicom32/include/asm/unistd.h + * Ubicom32 architecture syscall definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_UNISTD_H +#define _ASM_UBICOM32_UNISTD_H + +/* + * This file contains the system call numbers. + */ + +#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 +#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_pread64 180 +#define __NR_pwrite64 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 +#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_vserver 278 +#define __NR_add_key 279 +#define __NR_request_key 280 +#define __NR_keyctl 281 +#define __NR_ioprio_set 282 +#define __NR_ioprio_get 283 +#define __NR_inotify_init 284 +#define __NR_inotify_add_watch 285 +#define __NR_inotify_rm_watch 286 +#define __NR_migrate_pages 287 +#define __NR_openat 288 +#define __NR_mkdirat 289 +#define __NR_mknodat 290 +#define __NR_fchownat 291 +#define __NR_futimesat 292 +#define __NR_fstatat64 293 +#define __NR_unlinkat 294 +#define __NR_renameat 295 +#define __NR_linkat 296 +#define __NR_symlinkat 297 +#define __NR_readlinkat 298 +#define __NR_fchmodat 299 +#define __NR_faccessat 300 +#define __NR_pselect6 301 +#define __NR_ppoll 302 +#define __NR_unshare 303 +#define __NR_set_robust_list 304 +#define __NR_get_robust_list 305 +#define __NR_splice 306 +#define __NR_sync_file_range 307 +#define __NR_tee 308 +#define __NR_vmsplice 309 +#define __NR_move_pages 310 +#define __NR_sched_setaffinity 311 +#define __NR_sched_getaffinity 312 +#define __NR_kexec_load 313 +#define __NR_getcpu 314 +#define __NR_epoll_pwait 315 +#define __NR_utimensat 316 +#define __NR_signalfd 317 +#define __NR_timerfd_create 318 +#define __NR_eventfd 319 +#define __NR_fallocate 320 +#define __NR_timerfd_settime 321 +#define __NR_timerfd_gettime 322 +#define __NR_signalfd4 323 +#define __NR_eventfd2 324 +#define __NR_epoll_create1 325 +#define __NR_dup3 326 +#define __NR_pipe2 327 +#define __NR_inotify_init1 328 + +#ifdef __KERNEL__ + +#define NR_syscalls 329 + +#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 + +/* + * "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") +#define cond_syscall(x) long x(void) __attribute__((weak,alias("sys_ni_syscall"))) +#endif /* __KERNEL__ */ + +#endif /* _ASM_UBICOM32_UNISTD_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/user.h @@ -0,0 +1,82 @@ +/* + * arch/ubicom32/include/asm/user.h + * Ubicom32 architecture core file definitions. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_USER_H +#define _ASM_UBICOM32_USER_H + +#include +#include +/* + * Adapted from + * + * 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, NOT the osf-core). The 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 handy at some point. All of the registers + * are stored as part of the upage. The upage should always be + * only one page long. + * data: The data segment follows next. We use current->end_text to + * current->brk to pick up all of the user variables, plus any memory + * that may have been sbrk'ed. 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 usp to + * current->start_stack, so we round each of these in order to be able + * to write an integer number of pages. + */ + +struct user_ubicom32fp_struct { +}; + +struct user { + struct pt_regs regs; /* entire machine state */ + size_t u_tsize; /* text size (pages) */ + size_t u_dsize; /* data size (pages) */ + size_t u_ssize; /* stack size (pages) */ + unsigned long start_code; /* text starting address */ + unsigned long start_data; /* data starting address */ + unsigned long start_stack; /* stack starting address */ + long int signal; /* signal causing core dump */ + unsigned long u_ar0; /* help gdb find registers */ + unsigned long magic; /* identifies a core file */ + char u_comm[32]; /* user command name */ +}; + +#define NBPG PAGE_SIZE +#define UPAGES 1 +#define HOST_TEXT_START_ADDR (u.start_code) +#define HOST_DATA_START_ADDR (u.start_data) +#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) + +#endif /* _ASM_UBICOM32_USER_H */ --- /dev/null +++ b/arch/ubicom32/include/asm/xor.h @@ -0,0 +1,33 @@ +/* + * arch/ubicom32/include/asm/xor.h + * Generic xor.h definitions for Ubicom32 architecture. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _ASM_UBICOM32_XOR_H +#define _ASM_UBICOM32_XOR_H + +#include + +#endif /* _ASM_UBICOM32_XOR_H */ --- /dev/null +++ b/arch/ubicom32/Kconfig @@ -0,0 +1,455 @@ +# +# For a description of the syntax of this configuration file, +# see Documentation/kbuild/kconfig-language.txt. +# + +mainmenu "uClinux/ubicom32 (w/o MMU) Kernel Configuration" + +config RAMBASE + hex + default "0x40000000" + help + Define the address that RAM starts at. + +config UBICOM32 + bool + select HAVE_OPROFILE + default y + +config RAMKERNEL + bool + default y + +config CPU_BIG_ENDIAN + bool + default y + +config FORCE_MAX_ZONEORDER + int + default "14" + +config HAVE_CLK + bool + default y + +config MMU + bool + default n + +config FPU + bool + default n + +config ZONE_DMA + bool + default y + +config RWSEM_GENERIC_SPINLOCK + bool + default y + +config RWSEM_XCHGADD_ALGORITHM + bool + default n + +config ARCH_HAS_ILOG2_U32 + bool + default n + +config ARCH_HAS_ILOG2_U64 + bool + default n + +config GENERIC_FIND_NEXT_BIT + bool + default y + +config GENERIC_GPIO + bool + default y + +config GPIOLIB + bool + default y + +config GENERIC_HWEIGHT + bool + default y + +config GENERIC_HARDIRQS + bool + default y + +config STACKTRACE_SUPPORT + bool + default y + +config LOCKDEP_SUPPORT + bool + default y + +config GENERIC_CALIBRATE_DELAY + bool + default y + +config GENERIC_TIME + bool + default y + +config TIME_LOW_RES + bool + default y + +config GENERIC_CLOCKEVENTS + bool + default y + +config GENERIC_CLOCKEVENTS_BROADCAST + bool + depends on GENERIC_CLOCKEVENTS + default y if SMP && !LOCAL_TIMERS + +config NO_IOPORT + def_bool y + +config ARCH_SUPPORTS_AOUT + def_bool y + +config IRQ_PER_CPU + bool + default y + +config SCHED_NO_NO_OMIT_FRAME_POINTER + bool + default y + +menu "Processor type and features" + +config BRD_32MB + bool + depends on IP5160EVAL + help + Board has 32MB of RAM on it. It is a hidden option used to select default for size of RAM + default n + +config BRD_64MB + bool + depends on IP7145DPF || IP7160RGW || IP7160BRINGUP || IP7160DPF || IP5170DPF || IP5160DEV + help + Board has 64MB of RAM on it. It is a hidden option used to select default for size of RAM + default n + +config BRD_128MB + bool + depends on IP7500MODULE || IP7500AV || IP7500MEDIA + help + Board has 128MB of RAM on it. It is a hidden option used to select default for size of RAM + default n + +comment "Processor type will be selected by Board" + +config UBICOM32_V3 + bool + help + Ubicom IP5xxx series processor support. + +config UBICOM32_V4 + bool + help + Ubicom IP7xxx series processor support. + +comment "Board" +choice + prompt "Board type" + help + Select your board. + +config NOBOARD + bool "No board selected" + help + Default. Don't select any board specific config. Will not build unless you change! + +# Add your boards here +source "arch/ubicom32/mach-ip5k/Kconfig" +source "arch/ubicom32/mach-ip7k/Kconfig" + +endchoice + +comment "Kernel Options" +config SMP + bool "Symmetric multi-processing support" + select USE_GENERIC_SMP_HELPERS + default n + help + Enables multithreading support. Enabling SMP support increases + the size of system data structures. SMP support can have either + positive or negative impact on performance depending on workloads. + + If you do not know what to do here, say N. + +config NR_CPUS + int "Number of configured CPUs" + range 2 32 + default 2 + depends on SMP + help + Upper bound on the number of CPUs. Space is reserved + at compile time for this many CPUs. + +config LOCAL_TIMERS + bool "Use local timer interrupts" + depends on SMP + default y + help + Enable support for local timers on SMP platforms, rather then the + legacy IPI broadcast method. Local timers allows the system + accounting to be spread across the timer interval, preventing a + "thundering herd" at every timer tick. A physical timer is allocated + per cpu. + +config TIMER_EXTRA_ALLOC + int "Number of additional physical timer events to create" + depends on GENERIC_CLOCKEVENTS + default 0 + help + The Ubicom32 processor has a number of event timers that can be wrapped + in Linux clock event structures (assuming that the timers are not being + used for another purpose). Based on the value of LOCAL_TIMERS, either + 2 timers will be used or a timer will be used for every CPU. This value + allows the programmer to select additional timers over that amount. + +config IRQSTACKS + bool "Create separate stacks for interrupt handling" + default n + help + Selecting this causes interrupts to be created on a separate + stack instead of nesting the interrupts on the kernel stack. + +config IRQSTACKS_USEOCM + bool "Use OCM for interrupt stacks" + default n + depends on IRQSTACKS + help + Selecting this cause the interrupt stacks to be placed in OCM + reducing cache misses at the expense of using the OCM for servicing + interrupts. + +menu "OCM Instruction Heap" + +config OCM_MODULES_RESERVATION + int "OCM Instruction heap reservation. 0-192 kB" + range 0 192 + default "0" + help + The minimum amount of OCM memory to reserve for kernel loadable module + code. If you are not using this memory it cannot be used for anything + else. Leave it as 0 if you have prebuilt modules that are compiled with + OCM support. + +config OCM_MODULES_MAY_CONSUME_REMAINING_CODESPACE + bool "Give all unused ocm code space to the ocm instruction heap." + default n + help + Allow the OCM instruction heap allocation to consume any remaining + unused OCM code space. The result of this is that you will not have + and deterministic results, but you will not have any waste either. + +config OCM_MODULES_FALLBACK_TO_DDR + bool "Loadable Modules requiring OCM may fallback to use DDR." + default n + help + If a module cannot get the OCM code it requires allow DDR to + be used instead. +endmenu + +config HZ + int "Frequency of 'jiffies' (for polling)" + default 1000 + help + 100 is common for embedded systems, but 1000 allows + you to do more drivers without actually having + interrupts working properly. + +comment "RAM configuration" + +if BRD_32MB + +config RAMSIZE + hex "Size of RAM (in bytes)" + range 0x00000000 0x02000000 + default "0x02000000" + help + Define the size of the system RAM. If you select 0 then the + kernel will try to probe the RAM size at runtime. This is not + supported on all CPU types. + +endif + +if BRD_64MB + +config RAMSIZE + hex "Size of RAM (in bytes)" + range 0x00000000 0x04000000 + default "0x04000000" + help + Define the size of the system RAM. If you select 0 then the + kernel will try to probe the RAM size at runtime. This is not + supported on all CPU types. + +endif + +if BRD_128MB + +config RAMSIZE + hex "Size of RAM (in bytes)" + range 0x00000000 0x08000000 + default "0x08000000" + help + Define the size of the system RAM. If you select 0 then the + kernel will try to probe the RAM size at runtime. This is not + supported on all CPU types. + +endif + +config KERNELBASE + hex "Address of the base of kernel code" + default "0x40400000" + help + For the time being we are going to start the Kernel at a 4 meg offset. + +comment "Build options" +config LINKER_RELAXATION + bool "Linker Relaxation" + default y + help + Turns on linker relaxation that will produce smaller + faster code. Increases link time. + +comment "Driver options" +menu "PCI Bus" +config PCI + bool "PCI bus" + default true + help + Enable/Disable PCI bus + source "drivers/pci/Kconfig" + + +config PCI_DEV0_IDSEL + hex "slot 0 address" + depends on PCI + default "0x01000000" + help + Slot 0 address. This address should correspond to the address line + which the IDSEL bit for this slot is connected to. + +config PCI_DEV1_IDSEL + hex "slot 1 address" + depends on PCI + default "0x02000000" + help + Slot 1 address. This address should correspond to the address line + which the IDSEL bit for this slot is connected to. +endmenu +# End PCI + +menu "Input devices" +config UBICOM_INPUT + bool "Ubicom polled GPIO input driver" + select INPUT + select INPUT_POLLDEV + help + Polling input driver, much like the GPIO input driver, except that it doesn't + rely on interrupts. It will report events via the input subsystem. + default n + +config UBICOM_INPUT_I2C + bool "Ubicom polled GPIO input driver over I2C" + select INPUT + select INPUT_POLLDEV + help + Polling input driver, much like the PCA953x driver, it can support a variety of + different I2C I/O expanders. This device polls the I2C I/O expander for events + and reports them via the input subsystem. + default n +endmenu +# Input devices + +menu "Misc devices" +config UBICOM_HID + bool "Ubicom HID driver" + select INPUT + select INPUT_POLLDEV + select LCD_CLASS_DEVICE + help + Driver for HID chip found on some Ubicom reference designs. This chip handles + PWM, button input, and IR remote control. It registers as an input device and + a backlight device. + default n +endmenu +# Misc devices + +config CMDLINE_BOOL + bool "Built-in kernel command line" + default n + help + Allow for specifying boot arguments to the kernel at + build time. On some systems (e.g. embedded ones), it is + necessary or convenient to provide some or all of the + kernel boot arguments with the kernel itself (that is, + to not rely on the boot loader to provide them.) + + To compile command line arguments into the kernel, + set this option to 'Y', then fill in the + the boot arguments in CONFIG_CMDLINE. + + Systems with fully functional boot loaders (i.e. non-embedded) + should leave this option set to 'N'. + +config CMDLINE + string "Built-in kernel command string" + depends on CMDLINE_BOOL + default "" + help + Enter arguments here that should be compiled into the kernel + image and used at boot time. If the boot loader provides a + command line at boot time, it is appended to this string to + form the full kernel command line, when the system boots. + + However, you can use the CONFIG_CMDLINE_OVERRIDE option to + change this behavior. + + In most cases, the command line (whether built-in or provided + by the boot loader) should specify the device for the root + file system. + +config CMDLINE_OVERRIDE + bool "Built-in command line overrides boot loader arguments" + default n + depends on CMDLINE_BOOL + help + Set this option to 'Y' to have the kernel ignore the boot loader + command line, and use ONLY the built-in command line. + + This is used to work around broken boot loaders. This should + be set to 'N' under normal conditions. + +endmenu +# End Processor type and features + +source "arch/ubicom32/Kconfig.debug" + +menu "Executable file formats" +source "fs/Kconfig.binfmt" +endmenu + +source "init/Kconfig" +source "kernel/Kconfig.preempt" +source "kernel/time/Kconfig" +source "mm/Kconfig" +source "net/Kconfig" +source "drivers/Kconfig" +source "fs/Kconfig" +source "security/Kconfig" +source "crypto/Kconfig" +source "lib/Kconfig" --- /dev/null +++ b/arch/ubicom32/Kconfig.debug @@ -0,0 +1,117 @@ +menu "Kernel hacking" + +config TRACE_IRQFLAGS_SUPPORT + def_bool y + +config PROTECT_KERNEL + default y + bool 'Enable Kernel range register Protection' + help + Adds code to enable/disable range registers to protect static + kernel code/data from userspace. Currently the ranges covered + do no protect kernel loadable modules or dynamically allocated + kernel data. + +config NO_KERNEL_MSG + bool "Suppress Kernel BUG Messages" + help + Do not output any debug BUG messages within the kernel. + +config EARLY_PRINTK + bool "Use the driver that you selected as console also for early printk (to debug kernel bootup)." + default n + help + If you want to use the serdes driver (console=ttyUS0) for + early printk, you must also supply an additional kernel boot + parameter like this: + + serdes=ioportaddr,irq,clockrate,baud + + For an IP7160RGW eval board, you could use this: + + serdes=0x2004000,61,250000000,57600 + + which will let you see early printk output at 57600 baud. + +config STOP_ON_TRAP + bool "Enable stopping at the LDSR for all traps" + default n + help + Cause the LDSR to stop all threads whenever a trap is about to be serviced + +config STOP_ON_BUG + bool "Enable stopping on failed BUG_ON()" + default n + help + Cause all BUG_ON failures to stop all threads + +config DEBUG_IRQMEASURE + bool "Enable IRQ handler measurements" + default n + help + When enabled each IRQ's min/avg/max times will be printed. If the handler + re-enables interrupt, the times will show the full time including to service + nested interrupts. See /proc/irq_measurements. + +config DEBUG_PCIMEASURE + bool "Enable PCI transaction measurements" + default n + help + When enabled the system will measure the min/avg/max timer for each PCI transactions. + See /proc/pci_measurements. + +config ACCESS_OK_CHECKS_ENABLED + bool "Enable user space access checks" + default n + help + Enabling this check causes the kernel to verify that addresses passed + to the kernel by the user space code are within the processes + address space. On a no-mmu system, this is done by examining the + processes memory data structures (adversly affecting performance) but + ensuring that a process does not ask the kernel to violate another + processes address space. Sadly, the kernel uses access_ok() for + address that are in the kernel which results in a large volume of + false positives. + +choice + prompt "Unaligned Access Support" + default UNALIGNED_ACCESS_ENABLED + help + Kernel / Userspace unaligned access handling. + +config UNALIGNED_ACCESS_ENABLED + bool "Kernel and Userspace" + help + +config UNALIGNED_ACCESS_USERSPACE_ONLY + bool "Userspace Only" + help + +config UNALIGNED_ACCESS_DISABLED + bool "Disabled" + help + +endchoice + +config DEBUG_STACKOVERFLOW + bool "Check for stack overflows" + default n + depends on DEBUG_KERNEL + help + This option will cause messages to be printed if free kernel stack space + drops below a certain limit (THREAD_SIZE /8). + +config DEBUG_STACK_USAGE + bool "Stack utilization instrumentation" + default n + depends on DEBUG_KERNEL + help + Enables the display of the minimum amount of free kernel stack which each + task has ever had available in the sysrq-T and sysrq-P debug output. + + This option will slow down process creation somewhat. + +source "lib/Kconfig.debug" + +endmenu + --- /dev/null +++ b/arch/ubicom32/Makefile @@ -0,0 +1,103 @@ +# +# arch/ubicom32/Makefile +# +# +# (C) Copyright 2009, Ubicom, Inc. +# +# This file is part of the Ubicom32 Linux Kernel Port. +# +# The Ubicom32 Linux Kernel Port 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. +# +# The Ubicom32 Linux Kernel Port 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. +# +# You should have received a copy of the GNU General Public License +# along with the Ubicom32 Linux Kernel Port. If not, +# see . +# +# Ubicom32 implementation derived from (with many thanks): +# arch/m68knommu +# arch/blackfin +# arch/parisc +# + +KBUILD_DEFCONFIG := + +# setup the machine name and machine dependent settings +machine-$(CONFIG_UBICOM32_V3) := ip5k +machine-$(CONFIG_UBICOM32_V4) := ip7k +MACHINE := $(machine-y) +export MACHINE + +model-$(CONFIG_RAMKERNEL) := ram +model-$(CONFIG_ROMKERNEL) := rom +MODEL := $(model-y) +export MODEL + +CPUCLASS := $(cpuclass-y) + +export CPUCLASS + +# +# We want the core kernel built using the fastcall ABI but modules need +# to be built using the slower calling convention because they could be +# loaded out of range for fast calls. +# +CFLAGS_KERNEL += -mfastcall +CFLAGS_MODULE += -mno-fastcall + +# +# Some CFLAG additions based on specific CPU type. +# +cflags-$(CONFIG_UBICOM32_V3) := -march=ubicom32v3 -mno-fdpic -DIP5000 +cflags-$(CONFIG_UBICOM32_V4) := -march=ubicom32v4 -mno-fdpic -DIP7000 + +ldflags-$(CONFIG_LINKER_RELAXATION) := --relax +LDFLAGS_vmlinux := $(ldflags-y) + +GCCLIBDIR := $(dir $(shell $(CC) $(cflags-y) -print-libgcc-file-name)) + +KBUILD_CFLAGS += $(cflags-y) -ffunction-sections +KBUILD_AFLAGS += $(cflags-y) + +KBUILD_CFLAGS += -D__linux__ -Dlinux +KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\" + +# include any machine specific directory +ifneq ($(machine-y),) +core-y += arch/$(ARCH)/mach-$(MACHINE)/ +endif + +head-y := arch/$(ARCH)/kernel/head.o + +core-y += arch/$(ARCH)/kernel/ \ + arch/$(ARCH)/mm/ \ + arch/$(ARCH)/crypto/ \ + arch/$(ARCH)/mach-common/ + +drivers-$(CONFIG_OPROFILE) += arch/ubicom32/oprofile/ + +libs-y += arch/$(ARCH)/lib/ + +archclean: + +# make sure developer has selected a valid board +ifeq ($(CONFIG_NOBOARD),y) +# $(error have to select a valid board file $(CONFIG_NOBOARD), please run kernel config again) +_all: config_board_error +endif + +config_board_error: + @echo "*************************************************" + @echo "You have not selected a proper board." + @echo "Please run menuconfig (or config) against your" + @echo "kernel and choose your board under Processor" + @echo "options" + @echo "*************************************************" + @exit 1 + --- /dev/null +++ b/arch/ubicom32/kernel/asm-offsets.c @@ -0,0 +1,162 @@ +/* + * arch/ubicom32/kernel/asm-offsets.c + * Ubicom32 architecture definitions needed by assembly language modules. + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port 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. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +/* + * This program is used to generate definitions needed by + * assembly language modules. + * + * We use the technique used in the OSF Mach kernel code: + * generate asm statements containing #defines, + * compile this file to assembler, and then extract the + * #defines from the assembly-language output. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define DEFINE(sym, val) \ + asm volatile("\n->" #sym " %0 " #val : : "i" (val)) + +#define BLANK() asm volatile("\n->" : : ) + +int main(void) +{ + /* offsets into the task struct */ + DEFINE(TASK_STATE, offsetof(struct task_struct, state)); + DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags)); + DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace)); + DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked)); + DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); + DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack)); + DEFINE(TASK_MM, offsetof(struct task_struct, mm)); + DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); + + /* offsets into the kernel_stat struct */ + DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs)); + + /* offsets into the irq_cpustat_t struct */ + DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); + + /* offsets into the thread struct */ + DEFINE(THREAD_D10, offsetof(struct thread_struct, d10)); + DEFINE(THREAD_D11, offsetof(struct thread_struct, d11)); + DEFINE(THREAD_D12, offsetof(struct thread_struct, d12)); + DEFINE(THREAD_D13, offsetof(struct thread_struct, d13)); + DEFINE(THREAD_A1, offsetof(struct thread_struct, a1)); + DEFINE(THREAD_A2, offsetof(struct thread_struct, a2)); + DEFINE(THREAD_A5, offsetof(struct thread_struct, a5)); + DEFINE(THREAD_A6, offsetof(struct thread_struct, a6)); + DEFINE(THREAD_SP, offsetof(struct thread_struct, sp)); + + /* offsets into the pt_regs */ + DEFINE(PT_D0, offsetof(struct pt_regs, dn[0])); + DEFINE(PT_D1, offsetof(struct pt_regs, dn[1])); + DEFINE(PT_D2, offsetof(struct pt_regs, dn[2])); + DEFINE(PT_D3, offsetof(struct pt_regs, dn[3])); + DEFINE(PT_D4, offsetof(struct pt_regs, dn[4])); + DEFINE(PT_D5, offsetof(struct pt_regs, dn[5])); + DEFINE(PT_D6, offsetof(struct pt_regs, dn[6])); + DEFINE(PT_D7, offsetof(struct pt_regs, dn[7])); + DEFINE(PT_D8, offsetof(struct pt_regs, dn[8])); + DEFINE(PT_D9, offsetof(struct pt_regs, dn[9])); + DEFINE(PT_D10, offsetof(struct pt_regs, dn[10])); + DEFINE(PT_D11, offsetof(struct pt_regs, dn[11])); + DEFINE(PT_D12, offsetof(struct pt_regs, dn[12])); + DEFINE(PT_D13, offsetof(struct pt_regs, dn[13])); + DEFINE(PT_D14, offsetof(struct pt_regs, dn[14])); + DEFINE(PT_D15, offsetof(struct pt_regs, dn[15])); + DEFINE(PT_A0, offsetof(struct pt_regs, an[0])); + DEFINE(PT_A1, offsetof(struct pt_regs, an[1])); + DEFINE(PT_A2, offsetof(struct pt_regs, an[2])); + DEFINE(PT_A3, offsetof(struct pt_regs, an[3])); + DEFINE(PT_A4, offsetof(struct pt_regs, an[4])); + DEFINE(PT_A5, offsetof(struct pt_regs, an[5])); + DEFINE(PT_A6, offsetof(struct pt_regs, an[6])); + DEFINE(PT_A7, offsetof(struct pt_regs, an[7])); + DEFINE(PT_SP, offsetof(struct pt_regs, an[7])); + + DEFINE(PT_ACC0HI, offsetof(struct pt_regs, acc0[0])); + DEFINE(PT_ACC0LO, offsetof(struct pt_regs, acc0[1])); + DEFINE(PT_MAC_RC16, offsetof(struct pt_regs, mac_rc16)); + + DEFINE(PT_ACC1HI, offsetof(struct pt_regs, acc1[0])); + DEFINE(PT_ACC1LO, offsetof(struct pt_regs, acc1[1])); + + DEFINE(PT_SOURCE3, offsetof(struct pt_regs, source3)); + DEFINE(PT_INST_CNT, offsetof(struct pt_regs, inst_cnt)); + DEFINE(PT_CSR, offsetof(struct pt_regs, csr)); + DEFINE(PT_DUMMY_UNUSED, offsetof(struct pt_regs, dummy_unused)); + + DEFINE(PT_INT_MASK0, offsetof(struct pt_regs, int_mask0)); + DEFINE(PT_INT_MASK1, offsetof(struct pt_regs, int_mask1)); + + DEFINE(PT_PC, offsetof(struct pt_regs, pc)); + + DEFINE(PT_TRAP_CAUSE, offsetof(struct pt_regs, trap_cause)); + + DEFINE(PT_SIZE, sizeof(struct pt_regs)); + + DEFINE(PT_FRAME_TYPE, offsetof(struct pt_regs, frame_type)); + + DEFINE(PT_ORIGINAL_D0, offsetof(struct pt_regs, original_dn_0)); + DEFINE(PT_PREVIOUS_PC, offsetof(struct pt_regs, previous_pc)); + + /* offsets into the kernel_stat struct */ + DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs)); + + /* signal defines */ + DEFINE(SIGSEGV, SIGSEGV); + //DEFINE(SEGV_MAPERR, SEGV_MAPERR); + DEFINE(SIGTRAP, SIGTRAP); + //DEFINE(TRAP_TRACE, TRAP_TRACE); + + DEFINE(PT_PTRACED, PT_PTRACED); + DEFINE(PT_DTRACE, PT_DTRACE); + + DEFINE(ASM_THREAD_SIZE, THREAD_SIZE); + + /* Offsets in thread_info structure */ + DEFINE(TI_TASK, offsetof(struct thread_info, task)); + DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain)); + DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); + DEFINE(TI_PREEMPTCOUNT, offsetof(struct thread_info, preempt_count)); + DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); + DEFINE(TI_INTR_NESTING, offsetof(struct thread_info, interrupt_nesting)); + DEFINE(ASM_TIF_NEED_RESCHED, TIF_NEED_RESCHED); + DEFINE(ASM_TIF_SYSCALL_TRACE, TIF_SYSCALL_TRACE); + DEFINE(ASM_TIF_SIGPENDING, TIF_SIGPENDING); + + DEFINE(ASM_RAM_END, (CONFIG_RAMBASE + CONFIG_RAMSIZE)); + return 0; +} --- /dev/null +++ b/arch/ubicom32/kernel/Makefile @@ -0,0 +1,64 @@ +# +# arch/ubicom32/kernel/Makefile +# Main Makefile for the Ubicom32 arch directory. +# +# (C) Copyright 2009, Ubicom, Inc. +# +# This file is part of the Ubicom32 Linux Kernel Port. +# +# The Ubicom32 Linux Kernel Port 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. +# +# The Ubicom32 Linux Kernel Port 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. +# +# You should have received a copy of the GNU General Public License +# along with the Ubicom32 Linux Kernel Port. If not, +# see . +# +# Ubicom32 implementation derived from (with many thanks): +# arch/m68knommu +# arch/blackfin +# arch/parisc +# + +extra-y := head.o vmlinux.lds + +obj-y += \ + devtree.o \ + dma.o \ + flat.o \ + init_task.o \ + irq.o \ + ldsr.o \ + os_node.o \ + process.o \ + processor.o \ + ptrace.o \ + setup.o \ + signal.o \ + stacktrace.o \ + sys_ubicom32.o \ + syscalltable.o \ + thread.o \ + time.o \ + traps.o \ + ubicom32_context_switch.o \ + ubicom32_ksyms.o \ + ubicom32_syscall.o \ + unaligned_trap.o + +obj-$(CONFIG_MODULES) += module.o +obj-$(CONFIG_COMEMPCI) += comempci.o +obj-$(CONFIG_SMP) += smp.o topology.o +obj-$(CONFIG_ACCESS_OK_CHECKS_ENABLED) += uaccess.o +obj-$(CONFIG_GENERIC_CLOCKEVENTS) += timer_device.o +obj-$(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) += timer_broadcast.o + +ifndef CONFIG_GENERIC_CLOCKEVENTS +obj-y += timer_tick.o +endif --- /dev/null +++ b/arch/ubicom32/mach-ip5k/Kconfig @@ -0,0 +1,32 @@ + +config IP5170DPF + bool "IP5170DPF" + select UBICOM32_V3 + select I2C + select I2C_GPIO + select FB + select FB_UBICOM32 + select BACKLIGHT_LCD_SUPPORT + select BACKLIGHT_CLASS_DEVICE + select UBICOM_HID + select NEW_LEDS + select LEDS_CLASS + select LEDS_GPIO + select BRD_64MB + help + IP5170 Digital Picture Frame board, 8005-1113, IP5K-BEV-0011-13 v1.3 + +config IP5160DEV + bool "IP5160Dev_Ver1Dot1" + select UBICOM32_V3 + select BRD_64MB + help + Ubicom StreamEngine 5000 Development Board, IP5K-BDV-0004-11 v1.1 + +config IP5160EVAL + bool "IP5160RGWEval_Ver2Rev2" + select UBICOM32_V3 + select BRD_32MB + help + Ubicom StreamEngine 5000 RGW Evaluation Board, IP5K-RGW-0004-11 v2.2 + --- /dev/null +++ b/arch/ubicom32/mach-ip7k/Kconfig @@ -0,0 +1,132 @@ +config IP7145DPF + bool "IP7145DPF" + select UBICOM32_V4 + select UBICOM_INPUT + select UBICOM_INPUT_I2C + select RTC_CLASS + select RTC_DRV_S35390A + select I2C + select I2C_GPIO + select GPIO_PCA953X + select FB + select FB_UBICOM32 + select BACKLIGHT_LCD_SUPPORT + select LCD_CLASS_DEVICE + select LCD_UBICOM32 + select BACKLIGHT_CLASS_DEVICE + select BACKLIGHT_UBICOM32 + select SND_UBI32 + select MMC_UBICOM32 + select MMC + select MMC_BLOCK + select BRD_64MB + help + IP7145 Digital Picture Frame reference design, supports: + 8007-0410 v1.0 + +config IP7160RGW + bool "IP7160RGW" + select UBICOM32_V4 + select UBICOM_INPUT + select NEW_LEDS + select LEDS_CLASS + select LEDS_GPIO + select BRD_64MB + select SPI + select SPI_UBICOM32_GPIO + select VLAN_8021Q + select UBICOM_SWITCH + select UBICOM_SWITCH_BCM539X + help + Ubicom IP7160 RGW Eval, supports: + 8007-0110 v1.0 + 8007-0111 v1.1 + 8007-0112 v1.2 + +config IP7160BRINGUP + bool "IP7160BRINGUP" + select UBICOM32_V4 + select NEW_LEDS + select LEDS_CLASS + select LEDS_GPIO + select BRD_64MB + help + Ubicom IP7160 Bringup, supports: + 8007-0010 v1.0 + +config IP7160DPF + bool "IP7160DPF" + select UBICOM32_V4 + select I2C + select I2C_GPIO + select FB + select FB_UBICOM32 + select BACKLIGHT_LCD_SUPPORT + select BACKLIGHT_CLASS_DEVICE + select SND_UBI32 + select SND_UBI32_AUDIO_CS4350 + select UBICOM_HID + select BRD_64MB + help + IP7160 Digital Picture Frame board, supports: + 8007-0211 Rev 1.1 + +config IP7500MODULE + bool "IP7500MODULE" + select UBICOM32_V4 + select BRD_128MB + help + Ubicom IP7500 CPU Module board, supports: + 8007-0510 v1.0 + 8007-0510A v1.0 + + Please see ip7500module.c for more details. + +config IP7500AV + bool "IP7500AV" + select UBICOM32_V4 + select BRD_128MB + select I2C + select I2C_GPIO + select SND_UBI32 + select SND_UBI32_AUDIO_CS4384 + select FB + select FB_UBICOM32 + help + Ubicom IP7500 Audio Video board, supports: + 8007-0810 v1.0 + + With Ubicom IP7500 CPU Module board: + 8007-0510 v1.0 -or- + 8007-0510A v1.0 + + Please see ip7500av.c for more details. + +config IP7500MEDIA + bool "IP7500MEDIA" + select UBICOM32_V4 + select UBICOM_INPUT_I2C + select RTC_CLASS + select RTC_DRV_S35390A + select I2C + select I2C_GPIO + select GPIO_PCA953X + select FB + select FB_UBICOM32 + select BACKLIGHT_LCD_SUPPORT + select LCD_CLASS_DEVICE + select LCD_UBICOM32 + select BACKLIGHT_CLASS_DEVICE + select BACKLIGHT_UBICOM32 + select SND_UBI32 + select SND_UBI32_AUDIO_CS4350 + select MMC_UBICOM32 + select MMC + select MMC_BLOCK + select BRD_128MB + help + IP7500 Media Board w/ IP7500 CPU Module board, supports: + 8007-0610 v1.0 w/ 8007-0510 v1.0 + + Please see ip7500media.c for more details. + --- a/fs/Kconfig.binfmt +++ b/fs/Kconfig.binfmt @@ -30,7 +30,7 @@ config COMPAT_BINFMT_ELF config BINFMT_ELF_FDPIC bool "Kernel support for FDPIC ELF binaries" default y - depends on (FRV || BLACKFIN || (SUPERH32 && !MMU)) + depends on (FRV || BLACKFIN || (SUPERH32 && !MMU) || UBICOM32) help ELF FDPIC binaries are based on ELF, but allow the individual load segments of a binary to be located in memory independently of each