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target/ppc: PMU do not clear MMCR0[FCECE] on performance monitor alert

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FCECE does not get cleared according to the ISA v3.1B.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-Id: <20230530134313.387252-1-npiggin@gmail.com>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
This commit is contained in:
Nicholas Piggin 2023-05-30 23:43:12 +10:00 committed by Daniel Henrique Barboza
parent 6494d2c1fd
commit 82ce3d5614
1 changed files with 0 additions and 1 deletions
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target/ppc/power8-pmu.c
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@ -289,7 +289,6 @@ static void fire_PMC_interrupt(PowerPCCPU *cpu)
pmu_update_cycles(env);
if (env->spr[SPR_POWER_MMCR0] & MMCR0_FCECE) {
env->spr[SPR_POWER_MMCR0] &= ~MMCR0_FCECE;
env->spr[SPR_POWER_MMCR0] |= MMCR0_FC;
/* Changing MMCR0_FC requires summaries and hflags update */