1 files changed, 0 insertions, 117 deletions
diff --git a/powerpc/pmu/ebb/cycles_with_freeze_test.c b/powerpc/pmu/ebb/cycles_with_freeze_test.c
deleted file mode 100644
index 754b3f2..0000000
--- a/powerpc/pmu/ebb/cycles_with_freeze_test.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright 2014, Michael Ellerman, IBM Corp.
- * Licensed under GPLv2.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-
-#include "ebb.h"
-
-
-/*
- * Test of counting cycles while using MMCR0_FC (freeze counters) to only count
- * parts of the code. This is complicated by the fact that FC is set by the
- * hardware when the event overflows. We may take the EBB after we have set FC,
- * so we have to be careful about whether we clear FC at the end of the EBB
- * handler or not.
- */
-
-static bool counters_frozen = false;
-static int ebbs_while_frozen = 0;
-
-static void ebb_callee(void)
-{
-	uint64_t mask, val;
-
-	mask = MMCR0_PMAO | MMCR0_FC;
-
-	val = mfspr(SPRN_BESCR);
-	if (!(val & BESCR_PMEO)) {
-		ebb_state.stats.spurious++;
-		goto out;
-	}
-
-	ebb_state.stats.ebb_count++;
-	trace_log_counter(ebb_state.trace, ebb_state.stats.ebb_count);
-
-	val = mfspr(SPRN_MMCR0);
-	trace_log_reg(ebb_state.trace, SPRN_MMCR0, val);
-
-	if (counters_frozen) {
-		trace_log_string(ebb_state.trace, "frozen");
-		ebbs_while_frozen++;
-		mask &= ~MMCR0_FC;
-	}
-
-	count_pmc(1, sample_period);
-out:
-	reset_ebb_with_clear_mask(mask);
-}
-
-int cycles_with_freeze(void)
-{
-	struct event event;
-	uint64_t val;
-	bool fc_cleared;
-
-	event_init_named(&event, 0x1001e, "cycles");
-	event_leader_ebb_init(&event);
-
-	event.attr.exclude_kernel = 1;
-	event.attr.exclude_hv = 1;
-	event.attr.exclude_idle = 1;
-
-	FAIL_IF(event_open(&event));
-
-	setup_ebb_handler(ebb_callee);
-	ebb_global_enable();
-	FAIL_IF(ebb_event_enable(&event));
-
-	mtspr(SPRN_PMC1, pmc_sample_period(sample_period));
-
-	fc_cleared = false;
-
-	/* Make sure we loop until we take at least one EBB */
-	while ((ebb_state.stats.ebb_count < 20 && !fc_cleared) ||
-		ebb_state.stats.ebb_count < 1)
-	{
-		counters_frozen = false;
-		mb();
-		mtspr(SPRN_MMCR0, mfspr(SPRN_MMCR0) & ~MMCR0_FC);
-
-		FAIL_IF(core_busy_loop());
-
-		counters_frozen = true;
-		mb();
-		mtspr(SPRN_MMCR0, mfspr(SPRN_MMCR0) |  MMCR0_FC);
-
-		val = mfspr(SPRN_MMCR0);
-		if (! (val & MMCR0_FC)) {
-			printf("Outside of loop, FC NOT set MMCR0 0x%lx\n", val);
-			fc_cleared = true;
-		}
-	}
-
-	ebb_global_disable();
-	ebb_freeze_pmcs();
-
-	count_pmc(1, sample_period);
-
-	dump_ebb_state();
-
-	printf("EBBs while frozen %d\n", ebbs_while_frozen);
-
-	event_close(&event);
-
-	FAIL_IF(ebb_state.stats.ebb_count == 0);
-	FAIL_IF(fc_cleared);
-
-	return 0;
-}
-
-int main(void)
-{
-	return test_harness(cycles_with_freeze, "cycles_with_freeze");
-}