diff options
Diffstat (limited to 'arch/powerpc/kernel/power6-pmu.c')
| -rw-r--r-- | arch/powerpc/kernel/power6-pmu.c | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/power6-pmu.c b/arch/powerpc/kernel/power6-pmu.c index cd4fbe06c35..4da70786609 100644 --- a/arch/powerpc/kernel/power6-pmu.c +++ b/arch/powerpc/kernel/power6-pmu.c @@ -474,6 +474,47 @@ static int power6_generic_events[] = { [PERF_COUNT_BRANCH_MISSES] = 0x400052, /* BR_MPRED */ }; +#define C(x) PERF_COUNT_HW_CACHE_##x + +/* + * Table of generalized cache-related events. + * 0 means not supported, -1 means nonsensical, other values + * are event codes. + * The "DTLB" and "ITLB" events relate to the DERAT and IERAT. + */ +static int power6_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = { + [C(L1D)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0x80082, 0x80080 }, + [C(OP_WRITE)] = { 0x80086, 0x80088 }, + [C(OP_PREFETCH)] = { 0x810a4, 0 }, + }, + [C(L1I)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0, 0x100056 }, + [C(OP_WRITE)] = { -1, -1 }, + [C(OP_PREFETCH)] = { 0x4008c, 0 }, + }, + [C(L2)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0x150730, 0x250532 }, + [C(OP_WRITE)] = { 0x250432, 0x150432 }, + [C(OP_PREFETCH)] = { 0x810a6, 0 }, + }, + [C(DTLB)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0, 0x20000e }, + [C(OP_WRITE)] = { -1, -1 }, + [C(OP_PREFETCH)] = { -1, -1 }, + }, + [C(ITLB)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0, 0x420ce }, + [C(OP_WRITE)] = { -1, -1 }, + [C(OP_PREFETCH)] = { -1, -1 }, + }, + [C(BPU)] = { /* RESULT_ACCESS RESULT_MISS */ + [C(OP_READ)] = { 0x430e6, 0x400052 }, + [C(OP_WRITE)] = { -1, -1 }, + [C(OP_PREFETCH)] = { -1, -1 }, + }, +}; + struct power_pmu power6_pmu = { .n_counter = 6, .max_alternatives = MAX_ALT, @@ -483,8 +524,9 @@ struct power_pmu power6_pmu = { .get_constraint = p6_get_constraint, .get_alternatives = p6_get_alternatives, .disable_pmc = p6_disable_pmc, + .limited_pmc_event = p6_limited_pmc_event, + .flags = PPMU_LIMITED_PMC5_6 | PPMU_ALT_SIPR, .n_generic = ARRAY_SIZE(power6_generic_events), .generic_events = power6_generic_events, - .flags = PPMU_LIMITED_PMC5_6 | PPMU_ALT_SIPR, - .limited_pmc_event = p6_limited_pmc_event, + .cache_events = &power6_cache_events, }; |