On 20/05/2016 23:39, Eduardo Habkost wrote:
> Introduce Skylake-Client CPU model, which inherits the features
> from Broadwell and supports some additional features that are:
> MPX, XSAVEC, and XGETBV1.
>
> Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
> Signed-off-by: Xiao Guangrong <guangrong.xiao@xxxxxxxxxxxxxxx>
> Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
> ---
> Changes v1 -> v2:
> * Remove XSAVES, edited commit message
> ---
> target-i386/cpu.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 45 insertions(+)
>
> diff --git a/target-i386/cpu.c b/target-i386/cpu.c
> index 895a386..9c5aabc 100644
> --- a/target-i386/cpu.c
> +++ b/target-i386/cpu.c
> @@ -1239,6 +1239,51 @@ static X86CPUDefinition builtin_x86_defs[] = {
> .model_id = "Intel Core Processor (Broadwell)",
> },
> {
> + .name = "Skylake-Client",
> + .level = 0xd,
> + .vendor = CPUID_VENDOR_INTEL,
> + .family = 6,
> + .model = 94,
> + .stepping = 3,
> + .features[FEAT_1_EDX] =
> + CPUID_VME | CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
> + CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
> + CPUID_PGE | CPUID_MTRR | CPUID_SEP | CPUID_APIC | CPUID_CX8 |
> + CPUID_MCE | CPUID_PAE | CPUID_MSR | CPUID_TSC | CPUID_PSE |
> + CPUID_DE | CPUID_FP87,
> + .features[FEAT_1_ECX] =
> + CPUID_EXT_AVX | CPUID_EXT_XSAVE | CPUID_EXT_AES |
> + CPUID_EXT_POPCNT | CPUID_EXT_X2APIC | CPUID_EXT_SSE42 |
> + CPUID_EXT_SSE41 | CPUID_EXT_CX16 | CPUID_EXT_SSSE3 |
> + CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3 |
> + CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_FMA | CPUID_EXT_MOVBE |
> + CPUID_EXT_PCID | CPUID_EXT_F16C | CPUID_EXT_RDRAND,
> + .features[FEAT_8000_0001_EDX] =
> + CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_NX |
> + CPUID_EXT2_SYSCALL,
> + .features[FEAT_8000_0001_ECX] =
> + CPUID_EXT3_ABM | CPUID_EXT3_LAHF_LM | CPUID_EXT3_3DNOWPREFETCH,
> + .features[FEAT_7_0_EBX] =
> + CPUID_7_0_EBX_FSGSBASE | CPUID_7_0_EBX_BMI1 |
> + CPUID_7_0_EBX_HLE | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_SMEP |
> + CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_INVPCID |
> + CPUID_7_0_EBX_RTM | CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX |
> + CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_MPX,
> + /* Missing: XSAVES (not supported by some Linux versions,
> + * including v4.1 to v4.6).
> + * KVM doesn't yet expose any XSAVES state save component,
> + * and the only one defined in Skylake (processor tracing)
> + * probably will block migration anyway.
> + */
> + .features[FEAT_XSAVE] =
> + CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XSAVEC |
> + CPUID_XSAVE_XGETBV1,
> + .features[FEAT_6_EAX] =
> + CPUID_6_EAX_ARAT,
> + .xlevel = 0x80000008,
> + .model_id = "Intel Core Processor (Skylake)",
> + },
> + {
> .name = "Opteron_G1",
> .level = 5,
> .vendor = CPUID_VENDOR_AMD,
>
Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
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