From 39ec366414a52eec3ac9db6b639965fef78601e3 Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Wed, 31 Oct 2007 20:38:48 +0100 Subject: [PATCH] Oprofile: Add support for AVR32 Signed-off-by: Haavard Skinnemoen --- events/Makefile.am | 1 + events/avr32/events | 27 +++++++++++++++++++++++++++ events/avr32/unit_masks | 4 ++++ libop/op_cpu_type.c | 1 + libop/op_cpu_type.h | 1 + libop/op_events.c | 1 + utils/ophelp.c | 5 +++++ 7 files changed, 40 insertions(+), 0 deletions(-) create mode 100644 events/avr32/events create mode 100644 events/avr32/unit_masks diff --git a/events/Makefile.am b/events/Makefile.am index 6efaa2e..4681d34 100644 --- a/events/Makefile.am +++ b/events/Makefile.am @@ -32,6 +32,7 @@ event_files = \ arm/xscale2/events arm/xscale2/unit_masks \ arm/armv6/events arm/armv6/unit_masks \ arm/mpcore/events arm/mpcore/unit_masks \ + avr32/events avr32/unit_masks \ mips/20K/events mips/20K/unit_masks \ mips/24K/events mips/24K/unit_masks \ mips/25K/events mips/25K/unit_masks \ diff --git a/events/avr32/events b/events/avr32/events new file mode 100644 index 0000000..489d914 --- /dev/null +++ b/events/avr32/events @@ -0,0 +1,27 @@ +# AVR32 events +# +event:0x00 counters:1,2 um:zero minimum:500 name:IFU_IFETCH_MISS : number of instruction fetch misses +event:0x01 counters:1,2 um:zero minimum:500 name:CYCLES_IFU_MEM_STALL : cycles instruction fetch pipe is stalled +event:0x02 counters:1,2 um:zero minimum:500 name:CYCLES_DATA_STALL : cycles stall due to data dependency +event:0x03 counters:1,2 um:zero minimum:500 name:ITLB_MISS : number of Instruction TLB misses +event:0x04 counters:1,2 um:zero minimum:500 name:DTLB_MISS : number of Data TLB misses +event:0x05 counters:1,2 um:zero minimum:500 name:BR_INST_EXECUTED : branch instruction executed w/ or w/o program flow change +event:0x06 counters:1,2 um:zero minimum:500 name:BR_INST_MISS_PRED : branch mispredicted +event:0x07 counters:1,2 um:zero minimum:500 name:INSN_EXECUTED : instructions executed +event:0x08 counters:1,2 um:zero minimum:500 name:DCACHE_WBUF_FULL : data cache write buffers full +event:0x09 counters:1,2 um:zero minimum:500 name:CYCLES_DCACHE_WBUF_FULL : cycles stalled due to data cache write buffers full +event:0x0a counters:1,2 um:zero minimum:500 name:DCACHE_READ_MISS : data cache read miss +event:0x0b counters:1,2 um:zero minimum:500 name:CYCLES_DCACHE_READ_MISS : cycles stalled due to data cache read miss +event:0x0c counters:1,2 um:zero minimum:500 name:WRITE_ACCESS : write access +event:0x0d counters:1,2 um:zero minimum:500 name:CYCLES_WRITE_ACCESS : cycles when write access is ongoing +event:0x0e counters:1,2 um:zero minimum:500 name:READ_ACCESS : read access +event:0x0f counters:1,2 um:zero minimum:500 name:CYCLES_READ_ACCESS : cycles when read access is ongoing +event:0x10 counters:1,2 um:zero minimum:500 name:CACHE_STALL : read or write access that stalled +event:0x11 counters:1,2 um:zero minimum:500 name:CYCLES_CACHE_STALL : cycles stalled doing read or write access +event:0x12 counters:1,2 um:zero minimum:500 name:DCACHE_ACCESS : data cache access +event:0x13 counters:1,2 um:zero minimum:500 name:CYCLES_DCACHE_ACCESS : cycles when data cache access is ongoing +event:0x14 counters:1,2 um:zero minimum:500 name:DCACHE_WB : data cache line writeback +event:0x15 counters:1,2 um:zero minimum:500 name:ACCUMULATOR_HIT : accumulator cache hit +event:0x16 counters:1,2 um:zero minimum:500 name:ACCUMULATOR_MISS : accumulator cache miss +event:0x17 counters:1,2 um:zero minimum:500 name:BTB_HIT : branch target buffer hit +event:0xff counters:0 um:zero minimum:500 name:CPU_CYCLES : clock cycles counter diff --git a/events/avr32/unit_masks b/events/avr32/unit_masks new file mode 100644 index 0000000..37d9839 --- /dev/null +++ b/events/avr32/unit_masks @@ -0,0 +1,4 @@ +# AVR32 performance counters possible unit masks +# +name:zero type:mandatory default:0x00 + 0x00 No unit mask diff --git a/libop/op_cpu_type.c b/libop/op_cpu_type.c index 04647f0..023397c 100644 --- a/libop/op_cpu_type.c +++ b/libop/op_cpu_type.c @@ -72,6 +72,7 @@ static struct cpu_descr const cpu_descrs[MAX_CPU_TYPE] = { { "ARM MPCore", "arm/mpcore", CPU_ARM_MPCORE, 2 }, { "ARM V6 PMU", "arm/armv6", CPU_ARM_V6, 3 }, { "ppc64 POWER5++", "ppc64/power5++", CPU_PPC64_POWER5pp, 6 }, + { "AVR32", "avr32", CPU_AVR32, 3 }, }; static size_t const nr_cpu_descrs = sizeof(cpu_descrs) / sizeof(struct cpu_descr); diff --git a/libop/op_cpu_type.h b/libop/op_cpu_type.h index 5c9bde7..d2a624e 100644 --- a/libop/op_cpu_type.h +++ b/libop/op_cpu_type.h @@ -70,6 +70,7 @@ typedef enum { CPU_ARM_MPCORE, /**< ARM MPCore */ CPU_ARM_V6, /**< ARM V6 */ CPU_PPC64_POWER5pp, /**< ppc64 Power5++ family */ + CPU_AVR32, /**< AVR32 */ MAX_CPU_TYPE } op_cpu; diff --git a/libop/op_events.c b/libop/op_events.c index 2b3c9a9..1ab4bcc 100644 --- a/libop/op_events.c +++ b/libop/op_events.c @@ -788,6 +788,7 @@ void op_default_event(op_cpu cpu_type, struct op_default_event_descr * descr) case CPU_ARM_XSCALE2: case CPU_ARM_MPCORE: case CPU_ARM_V6: + case CPU_AVR32: descr->name = "CPU_CYCLES"; break; diff --git a/utils/ophelp.c b/utils/ophelp.c index a5a7a02..10ed606 100644 --- a/utils/ophelp.c +++ b/utils/ophelp.c @@ -511,6 +511,11 @@ int main(int argc, char const * argv[]) "Downloadable from http://www.freescale.com\n"); break; + case CPU_AVR32: + printf("See AVR32 Architecture Manual\n" + "Chapter 6: Performance Counters\n" + "http://www.atmel.com/dyn/resources/prod_documents/doc32000.pdf\n"); + case CPU_RTC: break; -- 1.5.3.4