| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright 2022, Athira Rajeev, IBM Corp. |
| */ |
| |
| #include <stdio.h> |
| #include "../event.h" |
| #include "../sampling_tests/misc.h" |
| |
| /* |
| * Testcase for checking constraint checks for |
| * Performance Monitor Counter 5 (PMC5) and also |
| * Performance Monitor Counter 6 (PMC6). Events using |
| * PMC5/PMC6 shouldn't have other fields in event |
| * code like cache bits, thresholding or marked bit. |
| */ |
| |
| static int group_constraint_pmc56(void) |
| { |
| struct event event; |
| |
| /* Check for platform support for the test */ |
| SKIP_IF(platform_check_for_tests()); |
| |
| /* |
| * Events using PMC5 and PMC6 with cache bit |
| * set in event code is expected to fail. |
| */ |
| event_init(&event, 0x2500fa); |
| FAIL_IF(!event_open(&event)); |
| |
| event_init(&event, 0x2600f4); |
| FAIL_IF(!event_open(&event)); |
| |
| /* |
| * PMC5 and PMC6 only supports base events: |
| * ie 500fa and 600f4. Other combinations |
| * should fail. |
| */ |
| event_init(&event, 0x501e0); |
| FAIL_IF(!event_open(&event)); |
| |
| event_init(&event, 0x6001e); |
| FAIL_IF(!event_open(&event)); |
| |
| event_init(&event, 0x501fa); |
| FAIL_IF(!event_open(&event)); |
| |
| /* |
| * Events using PMC5 and PMC6 with random |
| * sampling bits set in event code should fail |
| * to schedule. |
| */ |
| event_init(&event, 0x35340500fa); |
| FAIL_IF(!event_open(&event)); |
| |
| return 0; |
| } |
| |
| int main(void) |
| { |
| return test_harness(group_constraint_pmc56, "group_constraint_pmc56"); |
| } |