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X-Received-From: 134.134.136.126 Subject: [Qemu-devel] [Qemu-devel v3] Introduce SnowRidge CPU model X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wei.w.wang@intel.com, luwei.kang@intel.com, tao3.xu@intel.com, paul.c.lai@intel.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" SnowRidge CPU supports Accelerator Infrastrcture Architecture (MOVDIRI, MOVDIR64B), CLDEMOTE and SPLIT_LOCK_DISABLE. MOVDIRI, MOVDIR64B, and CLDEMOTE are found via CPUID. The availability of SPLIT_LOCK_DISABLE is check via msr access References can be found in either: https://software.intel.com/en-us/articles/intel-sdm https://software.intel.com/en-us/download/intel-architecture-instruction-s= et-extensions-and-future-features-programming-reference Signed-off-by: Paul Lai Tested-by: Tao3 Xu --- We fix name to "SnowRidge-Server". --- target/i386/cpu.c | 68 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index da6eb67cfb..868190673e 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -2687,6 +2687,74 @@ static X86CPUDefinition builtin_x86_defs[] =3D { .xlevel =3D 0x80000008, .model_id =3D "Intel Xeon Processor (Icelake)", }, + { + .name =3D "SnowRidge", + .level =3D 27, + .vendor =3D CPUID_VENDOR_INTEL, + .family =3D 6, + .model =3D 134, + .stepping =3D 1, + .features[FEAT_1_EDX] =3D + /* missing: CPUID_PN CPUID_IA64 */ + /* missing: CPUID_DTS, CPUID_HT, CPUID_TM, CPUID_PBE */ + CPUID_FP87 | CPUID_VME | CPUID_DE | CPUID_PSE | + CPUID_TSC | CPUID_MSR | CPUID_PAE | CPUID_MCE | + CPUID_CX8 | CPUID_APIC | CPUID_SEP | + CPUID_MTRR | CPUID_PGE | CPUID_MCA | CPUID_CMOV | + CPUID_PAT | CPUID_PSE36 | CPUID_CLFLUSH | + CPUID_MMX | + CPUID_FXSR | CPUID_SSE | CPUID_SSE2, + .features[FEAT_1_ECX] =3D + CPUID_EXT_SSE3 | CPUID_EXT_PCLMULQDQ | CPUID_EXT_MONITOR | + CPUID_EXT_VMX | + CPUID_EXT_SSSE3 | + CPUID_EXT_CX16 | + CPUID_EXT_SSE41 | + CPUID_EXT_SSE42 | CPUID_EXT_X2APIC | CPUID_EXT_MOVBE | + CPUID_EXT_POPCNT | + CPUID_EXT_TSC_DEADLINE_TIMER | CPUID_EXT_AES | CPUID_EXT_XSAVE= | + CPUID_EXT_RDRAND, + .features[FEAT_8000_0001_EDX] =3D + CPUID_EXT2_SYSCALL | + CPUID_EXT2_NX | + CPUID_EXT2_PDPE1GB | CPUID_EXT2_RDTSCP | + CPUID_EXT2_LM, + .features[FEAT_8000_0001_ECX] =3D + CPUID_EXT3_LAHF_LM | + CPUID_EXT3_3DNOWPREFETCH, + .features[FEAT_7_0_EBX] =3D + CPUID_7_0_EBX_FSGSBASE | + CPUID_7_0_EBX_SMEP | + CPUID_7_0_EBX_ERMS | + CPUID_7_0_EBX_MPX | /* missing bits 13, 15 */ + CPUID_7_0_EBX_RDSEED | + CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_CLFLUSHOPT | + CPUID_7_0_EBX_CLWB | + CPUID_7_0_EBX_SHA_NI, + .features[FEAT_7_0_ECX] =3D + CPUID_7_0_ECX_UMIP | + /* missing bit 5 */ + CPUID_7_0_ECX_GFNI | + CPUID_7_0_ECX_MOVDIRI | CPUID_7_0_ECX_CLDEMOTE | + CPUID_7_0_ECX_MOVDIR64B, + .features[FEAT_7_0_EDX] =3D + CPUID_7_0_EDX_SPEC_CTRL | + CPUID_7_0_EDX_ARCH_CAPABILITIES | CPUID_7_0_EDX_SPEC_CTRL_SSBD, + /* + * Missing: XSAVES (not supported by some Linux versions, + * including v4.1 to v4.12). + * 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] =3D + CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XSAVEC | + CPUID_XSAVE_XGETBV1, + .features[FEAT_6_EAX] =3D + CPUID_6_EAX_ARAT, + .xlevel =3D 0x80000008, + .model_id =3D "Intel Atom Processor (SnowRidge)", + }, { .name =3D "KnightsMill", .level =3D 0xd, --=20 2.17.2