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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2022, Athira Rajeev, IBM Corp.
*/
#include <stdio.h>
#include "../event.h"
#include "../sampling_tests/misc.h"
#define PM_RUN_CYC_ALT 0x200f4
#define PM_INST_DISP 0x200f2
#define PM_BR_2PATH 0x20036
#define PM_LD_MISS_L1 0x3e054
#define PM_RUN_INST_CMPL_ALT 0x400fa
#define EventCode_1 0x100fc
#define EventCode_2 0x200fa
#define EventCode_3 0x300fc
#define EventCode_4 0x400fc
/*
* Check for event alternatives.
*/
static int event_alternatives_tests_p10(void)
{
struct event *e, events[5];
int i;
/* Check for platform support for the test */
SKIP_IF(platform_check_for_tests());
/*
* PVR check is used here since PMU specific data like
* alternative events is handled by respective PMU driver
* code and using PVR will work correctly for all cases
* including generic compat mode.
*/
SKIP_IF(PVR_VER(mfspr(SPRN_PVR)) != POWER10);
SKIP_IF(check_for_generic_compat_pmu());
/*
* Test for event alternative for 0x0001e
* and 0x00002.
*/
e = &events[0];
event_init(e, 0x0001e);
e = &events[1];
event_init(e, EventCode_1);
e = &events[2];
event_init(e, EventCode_2);
e = &events[3];
event_init(e, EventCode_3);
e = &events[4];
event_init(e, EventCode_4);
FAIL_IF(event_open(&events[0]));
/*
* Expected to pass since 0x0001e has alternative event
* 0x600f4 in PMC6. So it can go in with other events
* in PMC1 to PMC4.
*/
for (i = 1; i < 5; i++)
FAIL_IF(event_open_with_group(&events[i], events[0].fd));
for (i = 0; i < 5; i++)
event_close(&events[i]);
e = &events[0];
event_init(e, 0x00002);
e = &events[1];
event_init(e, EventCode_1);
e = &events[2];
event_init(e, EventCode_2);
e = &events[3];
event_init(e, EventCode_3);
e = &events[4];
event_init(e, EventCode_4);
FAIL_IF(event_open(&events[0]));
/*
* Expected to pass since 0x00020 has alternative event
* 0x500fa in PMC5. So it can go in with other events
* in PMC1 to PMC4.
*/
for (i = 1; i < 5; i++)
FAIL_IF(event_open_with_group(&events[i], events[0].fd));
for (i = 0; i < 5; i++)
event_close(&events[i]);
return 0;
}
int main(void)
{
return test_harness(event_alternatives_tests_p10, "event_alternatives_tests_p10");
}
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