diff options
Diffstat (limited to 'target/i386')
| -rw-r--r-- | target/i386/cpu.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 1816c37852..dcc770ecea 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -4944,6 +4944,28 @@ uint64_t x86_cpu_get_supported_feature_word(FeatureWord w, return r; } +static void x86_cpu_get_supported_cpuid(uint32_t func, uint32_t index, + uint32_t *eax, uint32_t *ebx, + uint32_t *ecx, uint32_t *edx) +{ + if (kvm_enabled()) { + *eax = kvm_arch_get_supported_cpuid(kvm_state, func, index, R_EAX); + *ebx = kvm_arch_get_supported_cpuid(kvm_state, func, index, R_EBX); + *ecx = kvm_arch_get_supported_cpuid(kvm_state, func, index, R_ECX); + *edx = kvm_arch_get_supported_cpuid(kvm_state, func, index, R_EDX); + } else if (hvf_enabled()) { + *eax = hvf_get_supported_cpuid(func, index, R_EAX); + *ebx = hvf_get_supported_cpuid(func, index, R_EBX); + *ecx = hvf_get_supported_cpuid(func, index, R_ECX); + *edx = hvf_get_supported_cpuid(func, index, R_EDX); + } else { + *eax = 0; + *ebx = 0; + *ecx = 0; + *edx = 0; + } +} + static void x86_cpu_get_cache_cpuid(uint32_t func, uint32_t index, uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx) @@ -5359,18 +5381,8 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, break; case 0xA: /* Architectural Performance Monitoring Leaf */ - if (kvm_enabled() && cpu->enable_pmu) { - KVMState *s = cs->kvm_state; - - *eax = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EAX); - *ebx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EBX); - *ecx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_ECX); - *edx = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EDX); - } else if (hvf_enabled() && cpu->enable_pmu) { - *eax = hvf_get_supported_cpuid(0xA, count, R_EAX); - *ebx = hvf_get_supported_cpuid(0xA, count, R_EBX); - *ecx = hvf_get_supported_cpuid(0xA, count, R_ECX); - *edx = hvf_get_supported_cpuid(0xA, count, R_EDX); + if (accel_uses_host_cpuid() && cpu->enable_pmu) { + x86_cpu_get_supported_cpuid(0xA, count, eax, ebx, ecx, edx); } else { *eax = 0; *ebx = 0; @@ -5521,10 +5533,7 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count, * supports. Features can be further restricted by userspace, but not * made more permissive. */ - *eax = kvm_arch_get_supported_cpuid(cs->kvm_state, 0x12, count, R_EAX); - *ebx = kvm_arch_get_supported_cpuid(cs->kvm_state, 0x12, count, R_EBX); - *ecx = kvm_arch_get_supported_cpuid(cs->kvm_state, 0x12, count, R_ECX); - *edx = kvm_arch_get_supported_cpuid(cs->kvm_state, 0x12, count, R_EDX); + x86_cpu_get_supported_cpuid(0x12, index, eax, ebx, ecx, edx); if (count == 0) { *eax &= env->features[FEAT_SGX_12_0_EAX]; |