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| author | Jim Shu <jim.shu@sifive.com> | 2022-11-23 09:06:29 +0000 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2023-01-06 10:42:55 +1000 |
| commit | eacd03cb9e51f98c19dc97270c9e4745f441abbe (patch) | |
| tree | 1b2ed69ead1f9439c9fe87758976fbfe7ff6c6aa | |
| parent | 0c83343ba37151b0edbbc7aa6bea555c58b358cf (diff) | |
| download | focaccia-qemu-eacd03cb9e51f98c19dc97270c9e4745f441abbe.tar.gz focaccia-qemu-eacd03cb9e51f98c19dc97270c9e4745f441abbe.zip | |
target/riscv: support cache-related PMU events in virtual mode
let tlb_fill() function also increments PMU counter when it is from two-stage translation, so QEMU could also monitor these PMU events when CPU runs in VS/VU mode (like running guest OS). Signed-off-by: Jim Shu <jim.shu@sifive.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-Id: <20221123090635.6574-1-jim.shu@sifive.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/cpu_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 427d4d4386..1ff6ab5746 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -1258,6 +1258,7 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, } } + pmu_tlb_fill_incr_ctr(cpu, access_type); if (riscv_cpu_virt_enabled(env) || ((riscv_cpu_two_stage_lookup(mmu_idx) || two_stage_lookup) && access_type != MMU_INST_FETCH)) { @@ -1321,7 +1322,6 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, } } } else { - pmu_tlb_fill_incr_ctr(cpu, access_type); /* Single stage lookup */ ret = get_physical_address(env, &pa, &prot, address, NULL, access_type, mmu_idx, true, false, false); |