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| author | Peter Maydell <peter.maydell@linaro.org> | 2020-02-14 17:51:10 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-02-21 16:07:01 +0000 |
| commit | 3bec78447a958d4819911252e056f29740ac25e4 (patch) | |
| tree | e23d2896a011691adf82ab44913f03cb88047aff /target | |
| parent | 15dd1ebda4a6ef928d484c5a4f48b8ccb7438bb2 (diff) | |
| download | qemu-3bec78447a958d4819911252e056f29740ac25e4.zip qemu-3bec78447a958d4819911252e056f29740ac25e4.tar.gz qemu-3bec78447a958d4819911252e056f29740ac25e4.tar.bz2 | |
target/arm: Provide ARMv8.4-PMU in '-cpu max'
Set the ID register bits to provide ARMv8.4-PMU (and implicitly
also ARMv8.1-PMU) in the 'max' CPU.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200214175116.9164-16-peter.maydell@linaro.org
Diffstat (limited to 'target')
| -rw-r--r-- | target/arm/cpu64.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index f8f74a7..c945289 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -703,6 +703,14 @@ static void aarch64_max_initfn(Object *obj) u = FIELD_DP32(u, ID_MMFR3, PAN, 2); /* ATS1E1 */ cpu->id_mmfr3 = u; + u = cpu->isar.id_aa64dfr0; + u = FIELD_DP64(u, ID_AA64DFR0, PMUVER, 5); /* v8.4-PMU */ + cpu->isar.id_aa64dfr0 = u; + + u = cpu->isar.id_dfr0; + u = FIELD_DP32(u, ID_DFR0, PERFMON, 5); /* v8.4-PMU */ + cpu->isar.id_dfr0 = u; + /* * FIXME: We do not yet support ARMv8.2-fp16 for AArch32 yet, * so do not set MVFR1.FPHP. Strictly speaking this is not legal, |