diff options
Diffstat (limited to 'powerpc/pmu/ebb/multi_counter_test.c')
-rw-r--r-- | powerpc/pmu/ebb/multi_counter_test.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/powerpc/pmu/ebb/multi_counter_test.c b/powerpc/pmu/ebb/multi_counter_test.c deleted file mode 100644 index 67d78af..0000000 --- a/powerpc/pmu/ebb/multi_counter_test.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright 2014, Michael Ellerman, IBM Corp. - * Licensed under GPLv2. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <sys/ioctl.h> - -#include "ebb.h" - - -/* - * Test counting multiple events using EBBs. - */ -int multi_counter(void) -{ - struct event events[6]; - int i, group_fd; - - event_init_named(&events[0], 0x1001C, "PM_CMPLU_STALL_THRD"); - event_init_named(&events[1], 0x2D016, "PM_CMPLU_STALL_FXU"); - event_init_named(&events[2], 0x30006, "PM_CMPLU_STALL_OTHER_CMPL"); - event_init_named(&events[3], 0x4000A, "PM_CMPLU_STALL"); - event_init_named(&events[4], 0x600f4, "PM_RUN_CYC"); - event_init_named(&events[5], 0x500fa, "PM_RUN_INST_CMPL"); - - event_leader_ebb_init(&events[0]); - for (i = 1; i < 6; i++) - event_ebb_init(&events[i]); - - group_fd = -1; - for (i = 0; i < 6; i++) { - events[i].attr.exclude_kernel = 1; - events[i].attr.exclude_hv = 1; - events[i].attr.exclude_idle = 1; - - FAIL_IF(event_open_with_group(&events[i], group_fd)); - if (group_fd == -1) - group_fd = events[0].fd; - } - - ebb_enable_pmc_counting(1); - ebb_enable_pmc_counting(2); - ebb_enable_pmc_counting(3); - ebb_enable_pmc_counting(4); - ebb_enable_pmc_counting(5); - ebb_enable_pmc_counting(6); - setup_ebb_handler(standard_ebb_callee); - - FAIL_IF(ioctl(events[0].fd, PERF_EVENT_IOC_ENABLE, PERF_IOC_FLAG_GROUP)); - FAIL_IF(event_read(&events[0])); - - ebb_global_enable(); - - mtspr(SPRN_PMC1, pmc_sample_period(sample_period)); - mtspr(SPRN_PMC2, pmc_sample_period(sample_period)); - mtspr(SPRN_PMC3, pmc_sample_period(sample_period)); - mtspr(SPRN_PMC4, pmc_sample_period(sample_period)); - mtspr(SPRN_PMC5, pmc_sample_period(sample_period)); - mtspr(SPRN_PMC6, pmc_sample_period(sample_period)); - - while (ebb_state.stats.ebb_count < 50) { - FAIL_IF(core_busy_loop()); - FAIL_IF(ebb_check_mmcr0()); - } - - ebb_global_disable(); - ebb_freeze_pmcs(); - - count_pmc(1, sample_period); - count_pmc(2, sample_period); - count_pmc(3, sample_period); - count_pmc(4, sample_period); - count_pmc(5, sample_period); - count_pmc(6, sample_period); - - dump_ebb_state(); - - for (i = 0; i < 6; i++) - event_close(&events[i]); - - FAIL_IF(ebb_state.stats.ebb_count == 0); - - return 0; -} - -int main(void) -{ - return test_harness(multi_counter, "multi_counter"); -} |