Messages in this thread Patch in this message | | | Subject | [PATCH 6/6 -tip] perf_counter: Add hardware interrupt events for nehalem, core2 and atom | From | Jaswinder Singh Rajput <> | Date | Wed, 01 Jul 2009 15:10:11 +0530 |
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Add hardware interrupt events for nehalem, core2 and atom
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com> --- arch/x86/kernel/cpu/perf_counter.c | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 8f05226..4ef1838 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -394,6 +394,20 @@ static const u64 nehalem_hw_vector_event_ids[] = static u64 __read_mostly hw_interrupt_event_ids[PERF_COUNT_HW_INTERRUPT_MAX]; +static const u64 nehalem_hw_interrupt_event_ids[] = +{ + [PERF_COUNT_HW_INTERRUPT] = 0x011D, /* HW_INT.RCV */ + [PERF_COUNT_HW_INTERRUPT_MASK] = 0x021D, /* HW_INT.CYCLES_MASKED */ + [PERF_COUNT_HW_INTERRUPT_PENDING_MASK]= 0x041D, /* HW_INT.CYCLES_PENDING_AND_MASKED*/ +}; + +static const u64 core2_atom_hw_interrupt_event_ids[] = +{ + [PERF_COUNT_HW_INTERRUPT] = 0x00C8, /* HW_INT_RCV */ + [PERF_COUNT_HW_INTERRUPT_MASK] = 0x01C6, /* CYCLES_INT_MASKED.CYCLES_INT_MASKED*/ + [PERF_COUNT_HW_INTERRUPT_PENDING_MASK]= 0x02C6, /* CYCLES_INT_MASKED.CYCLES_INT_PENDING_AND_MASKED*/ +}; + static u64 intel_pmu_raw_event(u64 event) { #define CORE_EVNTSEL_EVENT_MASK 0x000000FFULL @@ -1506,6 +1520,8 @@ static int intel_pmu_init(void) case 29: /* six-core 45 nm xeon "Dunnington" */ memcpy(hw_cache_event_ids, core2_hw_cache_event_ids, sizeof(hw_cache_event_ids)); + memcpy(hw_interrupt_event_ids, core2_atom_hw_interrupt_event_ids, + sizeof(hw_interrupt_event_ids)); pr_cont("Core2 events, "); break; @@ -1515,12 +1531,16 @@ static int intel_pmu_init(void) sizeof(hw_cache_event_ids)); memcpy(hw_vector_event_ids, nehalem_hw_vector_event_ids, sizeof(hw_vector_event_ids)); + memcpy(hw_interrupt_event_ids, nehalem_hw_interrupt_event_ids, + sizeof(hw_interrupt_event_ids)); pr_cont("Nehalem/Corei7 events, "); break; case 28: memcpy(hw_cache_event_ids, atom_hw_cache_event_ids, sizeof(hw_cache_event_ids)); + memcpy(hw_interrupt_event_ids, core2_atom_hw_interrupt_event_ids, + sizeof(hw_interrupt_event_ids)); pr_cont("Atom events, "); break; -- 1.6.0.6
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