CPUID_MTRR, CPUID_MCA, CPUID_CLFLUSH (needed for Win64) */
/* missing:
CPUID_VME, CPUID_DTS, CPUID_SS, CPUID_HT, CPUID_TM, CPUID_PBE */
+
+/*
+ * Kernel-only features that can be shown to usermode programs even if
+ * they aren't actually supported by TCG, because qemu-user only runs
+ * in CPL=3; remove them if they are ever implemented for system emulation.
+ */
+#if defined CONFIG_USER_ONLY
+#define CPUID_EXT_KERNEL_FEATURES (CPUID_EXT_PCID | CPUID_EXT_TSC_DEADLINE_TIMER | \
+ CPUID_EXT_X2APIC)
+#else
+#define CPUID_EXT_KERNEL_FEATURES 0
+#endif
#define TCG_EXT_FEATURES (CPUID_EXT_SSE3 | CPUID_EXT_PCLMULQDQ | \
CPUID_EXT_MONITOR | CPUID_EXT_SSSE3 | CPUID_EXT_CX16 | \
CPUID_EXT_SSE41 | CPUID_EXT_SSE42 | CPUID_EXT_POPCNT | \
CPUID_EXT_XSAVE | /* CPUID_EXT_OSXSAVE is dynamic */ \
CPUID_EXT_MOVBE | CPUID_EXT_AES | CPUID_EXT_HYPERVISOR | \
CPUID_EXT_RDRAND | CPUID_EXT_AVX | CPUID_EXT_F16C | \
- CPUID_EXT_FMA)
+ CPUID_EXT_FMA | CPUID_EXT_KERNEL_FEATURES)
/* missing:
CPUID_EXT_DTES64, CPUID_EXT_DSCPL, CPUID_EXT_VMX, CPUID_EXT_SMX,
CPUID_EXT_EST, CPUID_EXT_TM2, CPUID_EXT_CID,
CPUID_EXT_X2APIC, CPUID_EXT_TSC_DEADLINE_TIMER */
#ifdef TARGET_X86_64
-#define TCG_EXT2_X86_64_FEATURES (CPUID_EXT2_SYSCALL | CPUID_EXT2_LM)
+#define TCG_EXT2_X86_64_FEATURES CPUID_EXT2_LM
#else
#define TCG_EXT2_X86_64_FEATURES 0
#endif
+/*
+ * CPUID_*_KERNEL_FEATURES denotes bits and features that are not usable
+ * in usermode or by 32-bit programs. Those are added to supported
+ * TCG features unconditionally in user-mode emulation mode. This may
+ * indeed seem strange or incorrect, but it works because code running
+ * under usermode emulation cannot access them.
+ *
+ * Even for long mode, qemu-i386 is not running "a userspace program on a
+ * 32-bit CPU"; it's running "a userspace program with a 32-bit code segment"
+ * and therefore using the 32-bit ABI; the CPU itself might be 64-bit
+ * but again the difference is only visible in kernel mode.
+ */
+#if defined CONFIG_LINUX_USER
+#define CPUID_EXT2_KERNEL_FEATURES (CPUID_EXT2_LM | CPUID_EXT2_FFXSR)
+#elif defined CONFIG_USER_ONLY
+/* FIXME: Long mode not yet supported for i386 bsd-user */
+#define CPUID_EXT2_KERNEL_FEATURES CPUID_EXT2_FFXSR
+#else
+#define CPUID_EXT2_KERNEL_FEATURES 0
+#endif
+
#define TCG_EXT2_FEATURES ((TCG_FEATURES & CPUID_EXT2_AMD_ALIASES) | \
CPUID_EXT2_NX | CPUID_EXT2_MMXEXT | CPUID_EXT2_RDTSCP | \
CPUID_EXT2_3DNOW | CPUID_EXT2_3DNOWEXT | CPUID_EXT2_PDPE1GB | \
- TCG_EXT2_X86_64_FEATURES)
+ CPUID_EXT2_SYSCALL | TCG_EXT2_X86_64_FEATURES | \
+ CPUID_EXT2_KERNEL_FEATURES)
+
+#if defined CONFIG_USER_ONLY
+#define CPUID_EXT3_KERNEL_FEATURES CPUID_EXT3_OSVW
+#else
+#define CPUID_EXT3_KERNEL_FEATURES 0
+#endif
+
#define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \
CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A | \
- CPUID_EXT3_3DNOWPREFETCH)
+ CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_KERNEL_FEATURES)
+
#define TCG_EXT4_FEATURES 0
+
+#if defined CONFIG_USER_ONLY
+#define CPUID_SVM_KERNEL_FEATURES (CPUID_SVM_NRIPSAVE | CPUID_SVM_VNMI)
+#else
+#define CPUID_SVM_KERNEL_FEATURES 0
+#endif
#define TCG_SVM_FEATURES (CPUID_SVM_NPT | CPUID_SVM_VGIF | \
- CPUID_SVM_SVME_ADDR_CHK)
+ CPUID_SVM_SVME_ADDR_CHK | CPUID_SVM_KERNEL_FEATURES)
+
#define TCG_KVM_FEATURES 0
+
+#if defined CONFIG_USER_ONLY
+#define CPUID_7_0_EBX_KERNEL_FEATURES CPUID_7_0_EBX_INVPCID
+#else
+#define CPUID_7_0_EBX_KERNEL_FEATURES 0
+#endif
#define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP | \
CPUID_7_0_EBX_BMI1 | CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ADX | \
CPUID_7_0_EBX_PCOMMIT | CPUID_7_0_EBX_CLFLUSHOPT | \
CPUID_7_0_EBX_CLWB | CPUID_7_0_EBX_MPX | CPUID_7_0_EBX_FSGSBASE | \
- CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_RDSEED)
+ CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_RDSEED | \
+ CPUID_7_0_EBX_KERNEL_FEATURES)
/* missing:
CPUID_7_0_EBX_HLE
CPUID_7_0_EBX_INVPCID, CPUID_7_0_EBX_RTM */
CPUID_7_0_ECX_LA57 | CPUID_7_0_ECX_PKS | CPUID_7_0_ECX_VAES | \
TCG_7_0_ECX_RDPID)
-#define TCG_7_0_EDX_FEATURES CPUID_7_0_EDX_FSRM
+#if defined CONFIG_USER_ONLY
+#define CPUID_7_0_EDX_KERNEL_FEATURES (CPUID_7_0_EDX_SPEC_CTRL | \
+ CPUID_7_0_EDX_ARCH_CAPABILITIES | CPUID_7_0_EDX_SPEC_CTRL_SSBD)
+#else
+#define CPUID_7_0_EDX_KERNEL_FEATURES 0
+#endif
+#define TCG_7_0_EDX_FEATURES (CPUID_7_0_EDX_FSRM | CPUID_7_0_EDX_KERNEL_FEATURES)
+
#define TCG_7_1_EAX_FEATURES (CPUID_7_1_EAX_FZRM | CPUID_7_1_EAX_FSRS | \
CPUID_7_1_EAX_FSRC)
#define TCG_7_1_EDX_FEATURES 0
+#define TCG_7_2_EDX_FEATURES 0
#define TCG_APM_FEATURES 0
#define TCG_6_EAX_FEATURES CPUID_6_EAX_ARAT
#define TCG_XSAVE_FEATURES (CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XGETBV1)
#define TCG_SGX_12_0_EBX_FEATURES 0
#define TCG_SGX_12_1_EAX_FEATURES 0
+#if defined CONFIG_USER_ONLY
+#define CPUID_8000_0008_EBX_KERNEL_FEATURES (CPUID_8000_0008_EBX_IBPB | \
+ CPUID_8000_0008_EBX_IBRS | CPUID_8000_0008_EBX_STIBP | \
+ CPUID_8000_0008_EBX_STIBP_ALWAYS_ON | CPUID_8000_0008_EBX_AMD_SSBD | \
+ CPUID_8000_0008_EBX_AMD_PSFD)
+#else
+#define CPUID_8000_0008_EBX_KERNEL_FEATURES 0
+#endif
+
#define TCG_8000_0008_EBX (CPUID_8000_0008_EBX_XSAVEERPTR | \
- CPUID_8000_0008_EBX_WBNOINVD)
+ CPUID_8000_0008_EBX_WBNOINVD | CPUID_8000_0008_EBX_KERNEL_FEATURES)
FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
[FEAT_1_EDX] = {
.feat_names = {
NULL, NULL, NULL, NULL,
"avx-vnni-int8", "avx-ne-convert", NULL, NULL,
- NULL, NULL, NULL, NULL,
+ "amx-complex", NULL, NULL, NULL,
NULL, NULL, "prefetchiti", NULL,
NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL,
},
.tcg_features = TCG_7_1_EDX_FEATURES,
},
+ [FEAT_7_2_EDX] = {
+ .type = CPUID_FEATURE_WORD,
+ .feat_names = {
+ NULL, NULL, NULL, NULL,
+ NULL, "mcdt-no", NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL,
+ },
+ .cpuid = {
+ .eax = 7,
+ .needs_ecx = true, .ecx = 2,
+ .reg = R_EDX,
+ },
+ .tcg_features = TCG_7_2_EDX_FEATURES,
+ },
[FEAT_8000_0007_EDX] = {
.type = CPUID_FEATURE_WORD,
.feat_names = {
"rdctl-no", "ibrs-all", "rsba", "skip-l1dfl-vmentry",
"ssb-no", "mds-no", "pschange-mc-no", "tsx-ctrl",
"taa-no", NULL, NULL, NULL,
- NULL, NULL, NULL, NULL,
+ NULL, "sbdr-ssdp-no", "fbsdp-no", "psdp-no",
NULL, "fb-clear", NULL, NULL,
NULL, NULL, NULL, NULL,
- NULL, NULL, NULL, NULL,
+ "pbrsb-no", NULL, "gds-no", NULL,
NULL, NULL, NULL, NULL,
},
.msr = {
.index = MSR_IA32_ARCH_CAPABILITIES,
},
+ /*
+ * FEAT_ARCH_CAPABILITIES only affects a read-only MSR, which
+ * cannot be read from user mode. Therefore, it has no impact
+ > on any user-mode operation, and warnings about unsupported
+ * features do not matter.
+ */
+ .tcg_features = ~0U,
},
[FEAT_CORE_CAPABILITY] = {
.type = MSR_FEATURE_WORD,
"vmx-invpcid-exit", "vmx-vmfunc", "vmx-shadow-vmcs", "vmx-encls-exit",
"vmx-rdseed-exit", "vmx-pml", NULL, NULL,
"vmx-xsaves", NULL, NULL, NULL,
- NULL, "vmx-tsc-scaling", NULL, NULL,
+ NULL, "vmx-tsc-scaling", "vmx-enable-user-wait-pause", NULL,
NULL, NULL, NULL, NULL,
},
.msr = {
.feat_names = {
[54] = "vmx-ins-outs",
[55] = "vmx-true-ctls",
+ [56] = "vmx-any-errcode",
},
.msr = {
.index = MSR_IA32_VMX_BASIC,
.from = { FEAT_8000_0001_ECX, CPUID_EXT3_SVM },
.to = { FEAT_SVM, ~0ull },
},
+ {
+ .from = { FEAT_VMX_SECONDARY_CTLS, VMX_SECONDARY_EXEC_ENABLE_USER_WAIT_PAUSE },
+ .to = { FEAT_7_0_ECX, CPUID_7_0_ECX_WAITPKG },
+ },
};
typedef struct X86RegisterInfo32 {
MSR_VMX_VMFUNC_EPT_SWITCHING,
.xlevel = 0x80000008,
.model_id = "Intel Xeon Processor (SapphireRapids)",
+ .versions = (X86CPUVersionDefinition[]) {
+ { .version = 1 },
+ {
+ .version = 2,
+ .props = (PropValue[]) {
+ { "sbdr-ssdp-no", "on" },
+ { "fbsdp-no", "on" },
+ { "psdp-no", "on" },
+ { /* end of list */ }
+ }
+ },
+ { /* end of list */ }
+ }
+ },
+ {
+ .name = "GraniteRapids",
+ .level = 0x20,
+ .vendor = CPUID_VENDOR_INTEL,
+ .family = 6,
+ .model = 173,
+ .stepping = 0,
+ /*
+ * please keep the ascending order so that we can have a clear view of
+ * bit position of each feature.
+ */
+ .features[FEAT_1_EDX] =
+ 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] =
+ CPUID_EXT_SSE3 | CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSSE3 |
+ CPUID_EXT_FMA | CPUID_EXT_CX16 | CPUID_EXT_PCID | 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_AVX | CPUID_EXT_F16C | CPUID_EXT_RDRAND,
+ .features[FEAT_8000_0001_EDX] =
+ CPUID_EXT2_SYSCALL | CPUID_EXT2_NX | CPUID_EXT2_PDPE1GB |
+ CPUID_EXT2_RDTSCP | CPUID_EXT2_LM,
+ .features[FEAT_8000_0001_ECX] =
+ CPUID_EXT3_LAHF_LM | CPUID_EXT3_ABM | CPUID_EXT3_3DNOWPREFETCH,
+ .features[FEAT_8000_0008_EBX] =
+ CPUID_8000_0008_EBX_WBNOINVD,
+ .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_AVX512F | CPUID_7_0_EBX_AVX512DQ |
+ CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX | CPUID_7_0_EBX_SMAP |
+ CPUID_7_0_EBX_AVX512IFMA | CPUID_7_0_EBX_CLFLUSHOPT |
+ CPUID_7_0_EBX_CLWB | CPUID_7_0_EBX_AVX512CD | CPUID_7_0_EBX_SHA_NI |
+ CPUID_7_0_EBX_AVX512BW | CPUID_7_0_EBX_AVX512VL,
+ .features[FEAT_7_0_ECX] =
+ CPUID_7_0_ECX_AVX512_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |
+ CPUID_7_0_ECX_AVX512_VBMI2 | CPUID_7_0_ECX_GFNI |
+ CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
+ CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
+ CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57 |
+ CPUID_7_0_ECX_RDPID | CPUID_7_0_ECX_BUS_LOCK_DETECT,
+ .features[FEAT_7_0_EDX] =
+ CPUID_7_0_EDX_FSRM | CPUID_7_0_EDX_SERIALIZE |
+ CPUID_7_0_EDX_TSX_LDTRK | CPUID_7_0_EDX_AMX_BF16 |
+ CPUID_7_0_EDX_AVX512_FP16 | CPUID_7_0_EDX_AMX_TILE |
+ CPUID_7_0_EDX_AMX_INT8 | CPUID_7_0_EDX_SPEC_CTRL |
+ CPUID_7_0_EDX_ARCH_CAPABILITIES | CPUID_7_0_EDX_SPEC_CTRL_SSBD,
+ .features[FEAT_ARCH_CAPABILITIES] =
+ MSR_ARCH_CAP_RDCL_NO | MSR_ARCH_CAP_IBRS_ALL |
+ MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY | MSR_ARCH_CAP_MDS_NO |
+ MSR_ARCH_CAP_PSCHANGE_MC_NO | MSR_ARCH_CAP_TAA_NO |
+ MSR_ARCH_CAP_SBDR_SSDP_NO | MSR_ARCH_CAP_FBSDP_NO |
+ MSR_ARCH_CAP_PSDP_NO | MSR_ARCH_CAP_PBRSB_NO,
+ .features[FEAT_XSAVE] =
+ CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XSAVEC |
+ CPUID_XSAVE_XGETBV1 | CPUID_XSAVE_XSAVES | CPUID_D_1_EAX_XFD,
+ .features[FEAT_6_EAX] =
+ CPUID_6_EAX_ARAT,
+ .features[FEAT_7_1_EAX] =
+ CPUID_7_1_EAX_AVX_VNNI | CPUID_7_1_EAX_AVX512_BF16 |
+ CPUID_7_1_EAX_FZRM | CPUID_7_1_EAX_FSRS | CPUID_7_1_EAX_FSRC |
+ CPUID_7_1_EAX_AMX_FP16,
+ .features[FEAT_7_1_EDX] =
+ CPUID_7_1_EDX_PREFETCHITI,
+ .features[FEAT_7_2_EDX] =
+ CPUID_7_2_EDX_MCDT_NO,
+ .features[FEAT_VMX_BASIC] =
+ MSR_VMX_BASIC_INS_OUTS | MSR_VMX_BASIC_TRUE_CTLS,
+ .features[FEAT_VMX_ENTRY_CTLS] =
+ VMX_VM_ENTRY_LOAD_DEBUG_CONTROLS | VMX_VM_ENTRY_IA32E_MODE |
+ VMX_VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL |
+ VMX_VM_ENTRY_LOAD_IA32_PAT | VMX_VM_ENTRY_LOAD_IA32_EFER,
+ .features[FEAT_VMX_EPT_VPID_CAPS] =
+ MSR_VMX_EPT_EXECONLY |
+ MSR_VMX_EPT_PAGE_WALK_LENGTH_4 | MSR_VMX_EPT_PAGE_WALK_LENGTH_5 |
+ MSR_VMX_EPT_WB | MSR_VMX_EPT_2MB | MSR_VMX_EPT_1GB |
+ MSR_VMX_EPT_INVEPT | MSR_VMX_EPT_AD_BITS |
+ MSR_VMX_EPT_INVEPT_SINGLE_CONTEXT | MSR_VMX_EPT_INVEPT_ALL_CONTEXT |
+ MSR_VMX_EPT_INVVPID | MSR_VMX_EPT_INVVPID_SINGLE_ADDR |
+ MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT |
+ MSR_VMX_EPT_INVVPID_ALL_CONTEXT |
+ MSR_VMX_EPT_INVVPID_SINGLE_CONTEXT_NOGLOBALS,
+ .features[FEAT_VMX_EXIT_CTLS] =
+ VMX_VM_EXIT_SAVE_DEBUG_CONTROLS |
+ VMX_VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL |
+ VMX_VM_EXIT_ACK_INTR_ON_EXIT | VMX_VM_EXIT_SAVE_IA32_PAT |
+ VMX_VM_EXIT_LOAD_IA32_PAT | VMX_VM_EXIT_SAVE_IA32_EFER |
+ VMX_VM_EXIT_LOAD_IA32_EFER | VMX_VM_EXIT_SAVE_VMX_PREEMPTION_TIMER,
+ .features[FEAT_VMX_MISC] =
+ MSR_VMX_MISC_STORE_LMA | MSR_VMX_MISC_ACTIVITY_HLT |
+ MSR_VMX_MISC_VMWRITE_VMEXIT,
+ .features[FEAT_VMX_PINBASED_CTLS] =
+ VMX_PIN_BASED_EXT_INTR_MASK | VMX_PIN_BASED_NMI_EXITING |
+ VMX_PIN_BASED_VIRTUAL_NMIS | VMX_PIN_BASED_VMX_PREEMPTION_TIMER |
+ VMX_PIN_BASED_POSTED_INTR,
+ .features[FEAT_VMX_PROCBASED_CTLS] =
+ VMX_CPU_BASED_VIRTUAL_INTR_PENDING |
+ VMX_CPU_BASED_USE_TSC_OFFSETING | VMX_CPU_BASED_HLT_EXITING |
+ VMX_CPU_BASED_INVLPG_EXITING | VMX_CPU_BASED_MWAIT_EXITING |
+ VMX_CPU_BASED_RDPMC_EXITING | VMX_CPU_BASED_RDTSC_EXITING |
+ VMX_CPU_BASED_CR3_LOAD_EXITING | VMX_CPU_BASED_CR3_STORE_EXITING |
+ VMX_CPU_BASED_CR8_LOAD_EXITING | VMX_CPU_BASED_CR8_STORE_EXITING |
+ VMX_CPU_BASED_TPR_SHADOW | VMX_CPU_BASED_VIRTUAL_NMI_PENDING |
+ VMX_CPU_BASED_MOV_DR_EXITING | VMX_CPU_BASED_UNCOND_IO_EXITING |
+ VMX_CPU_BASED_USE_IO_BITMAPS | VMX_CPU_BASED_MONITOR_TRAP_FLAG |
+ VMX_CPU_BASED_USE_MSR_BITMAPS | VMX_CPU_BASED_MONITOR_EXITING |
+ VMX_CPU_BASED_PAUSE_EXITING |
+ VMX_CPU_BASED_ACTIVATE_SECONDARY_CONTROLS,
+ .features[FEAT_VMX_SECONDARY_CTLS] =
+ VMX_SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES |
+ VMX_SECONDARY_EXEC_ENABLE_EPT | VMX_SECONDARY_EXEC_DESC |
+ VMX_SECONDARY_EXEC_RDTSCP |
+ VMX_SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE |
+ VMX_SECONDARY_EXEC_ENABLE_VPID | VMX_SECONDARY_EXEC_WBINVD_EXITING |
+ VMX_SECONDARY_EXEC_UNRESTRICTED_GUEST |
+ VMX_SECONDARY_EXEC_APIC_REGISTER_VIRT |
+ VMX_SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY |
+ VMX_SECONDARY_EXEC_RDRAND_EXITING |
+ VMX_SECONDARY_EXEC_ENABLE_INVPCID |
+ VMX_SECONDARY_EXEC_ENABLE_VMFUNC | VMX_SECONDARY_EXEC_SHADOW_VMCS |
+ VMX_SECONDARY_EXEC_RDSEED_EXITING | VMX_SECONDARY_EXEC_ENABLE_PML |
+ VMX_SECONDARY_EXEC_XSAVES,
+ .features[FEAT_VMX_VMFUNC] =
+ MSR_VMX_VMFUNC_EPT_SWITCHING,
+ .xlevel = 0x80000008,
+ .model_id = "Intel Xeon Processor (GraniteRapids)",
.versions = (X86CPUVersionDefinition[]) {
{ .version = 1 },
{ /* end of list */ },
return name;
}
-/* Compatibily hack to maintain legacy +-feat semantic,
+/* Compatibility hack to maintain legacy +-feat semantic,
* where +-feat overwrites any feature set by
* feat=on|feat even if the later is parsed after +-feat
* (i.e. "-x2apic,x2apic=on" will result in x2apic disabled)
}
#ifndef TARGET_X86_64
if (w == FEAT_8000_0001_EDX) {
- r &= ~CPUID_EXT2_LM;
+ /*
+ * 32-bit TCG can emulate 64-bit compatibility mode. If there is no
+ * way for userspace to get out of its 32-bit jail, we can leave
+ * the LM bit set.
+ */
+ uint32_t unavail = tcg_enabled()
+ ? CPUID_EXT2_LM & ~CPUID_EXT2_KERNEL_FEATURES
+ : CPUID_EXT2_LM;
+ r &= ~unavail;
}
#endif
if (migratable_only) {
case 7:
/* Structured Extended Feature Flags Enumeration Leaf */
if (count == 0) {
+ uint32_t eax_0_unused, ebx_0, ecx_0, edx_0_unused;
+
/* Maximum ECX value for sub-leaves */
*eax = env->cpuid_level_func7;
*ebx = env->features[FEAT_7_0_EBX]; /* Feature flags */
* support enabling SGX and/or SGX flexible launch control,
* then we need to update the VM's CPUID values accordingly.
*/
- if ((*ebx & CPUID_7_0_EBX_SGX) &&
- (!kvm_enabled() ||
- !(kvm_arch_get_supported_cpuid(cs->kvm_state, 0x7, 0, R_EBX) &
- CPUID_7_0_EBX_SGX))) {
+ x86_cpu_get_supported_cpuid(0x7, 0,
+ &eax_0_unused, &ebx_0,
+ &ecx_0, &edx_0_unused);
+ if ((*ebx & CPUID_7_0_EBX_SGX) && !(ebx_0 & CPUID_7_0_EBX_SGX)) {
*ebx &= ~CPUID_7_0_EBX_SGX;
}
- if ((*ecx & CPUID_7_0_ECX_SGX_LC) &&
- (!(*ebx & CPUID_7_0_EBX_SGX) || !kvm_enabled() ||
- !(kvm_arch_get_supported_cpuid(cs->kvm_state, 0x7, 0, R_ECX) &
- CPUID_7_0_ECX_SGX_LC))) {
+ if ((*ecx & CPUID_7_0_ECX_SGX_LC)
+ && (!(*ebx & CPUID_7_0_EBX_SGX) || !(ecx_0 & CPUID_7_0_ECX_SGX_LC))) {
*ecx &= ~CPUID_7_0_ECX_SGX_LC;
}
} else if (count == 1) {
*edx = env->features[FEAT_7_1_EDX];
*ebx = 0;
*ecx = 0;
+ } else if (count == 2) {
+ *edx = env->features[FEAT_7_2_EDX];
+ *eax = 0;
+ *ebx = 0;
+ *ecx = 0;
} else {
*eax = 0;
*ebx = 0;
break;
case 0xA:
/* Architectural Performance Monitoring Leaf */
- if (accel_uses_host_cpuid() && cpu->enable_pmu) {
+ if (cpu->enable_pmu) {
x86_cpu_get_supported_cpuid(0xA, count, eax, ebx, ecx, edx);
} else {
*eax = 0;
*ebx &= 0xffff; /* The count doesn't need to be reliable. */
break;
case 0x1C:
- if (accel_uses_host_cpuid() && cpu->enable_pmu &&
- (env->features[FEAT_7_0_EDX] & CPUID_7_0_EDX_ARCH_LBR)) {
+ if (cpu->enable_pmu && (env->features[FEAT_7_0_EDX] & CPUID_7_0_EDX_ARCH_LBR)) {
x86_cpu_get_supported_cpuid(0x1C, 0, eax, ebx, ecx, edx);
*edx = 0;
}
* The initial value of xcr0 and ebx == 0, On host without kvm
* commit 412a3c41(e.g., CentOS 6), the ebx's value always == 0
* even through guest update xcr0, this will crash some legacy guest
- * (e.g., CentOS 6), So set ebx == ecx to workaroud it.
+ * (e.g., CentOS 6), So set ebx == ecx to workaround it.
*/
*ebx = kvm_enabled() ? *ecx : xsave_area_size(env->xcr0, false);
} else if (count == 1) {
} else {
*ecx &= ~XSTATE_ARCH_LBR_MASK;
}
- } else if (count == 0xf &&
- accel_uses_host_cpuid() && cpu->enable_pmu &&
- (env->features[FEAT_7_0_EDX] & CPUID_7_0_EDX_ARCH_LBR)) {
+ } else if (count == 0xf && cpu->enable_pmu
+ && (env->features[FEAT_7_0_EDX] & CPUID_7_0_EDX_ARCH_LBR)) {
x86_cpu_get_supported_cpuid(0xD, count, eax, ebx, ecx, edx);
} else if (count < ARRAY_SIZE(x86_ext_save_areas)) {
const ExtSaveArea *esa = &x86_ext_save_areas[count];
x86_cpu_adjust_feat_level(cpu, FEAT_6_EAX);
x86_cpu_adjust_feat_level(cpu, FEAT_7_0_ECX);
x86_cpu_adjust_feat_level(cpu, FEAT_7_1_EAX);
+ x86_cpu_adjust_feat_level(cpu, FEAT_7_1_EDX);
+ x86_cpu_adjust_feat_level(cpu, FEAT_7_2_EDX);
x86_cpu_adjust_feat_level(cpu, FEAT_8000_0001_EDX);
x86_cpu_adjust_feat_level(cpu, FEAT_8000_0001_ECX);
x86_cpu_adjust_feat_level(cpu, FEAT_8000_0007_EDX);
env->cpuid_xlevel2 = env->cpuid_min_xlevel2;
}
- if (kvm_enabled()) {
- kvm_hyperv_expand_features(cpu, errp);
+ if (kvm_enabled() && !kvm_hyperv_expand_features(cpu, errp)) {
+ return;
}
}
mark_unavailable_features(cpu, w, unavailable_features, prefix);
}
- if ((env->features[FEAT_7_0_EBX] & CPUID_7_0_EBX_INTEL_PT) &&
- kvm_enabled()) {
- KVMState *s = CPU(cpu)->kvm_state;
- uint32_t eax_0 = kvm_arch_get_supported_cpuid(s, 0x14, 0, R_EAX);
- uint32_t ebx_0 = kvm_arch_get_supported_cpuid(s, 0x14, 0, R_EBX);
- uint32_t ecx_0 = kvm_arch_get_supported_cpuid(s, 0x14, 0, R_ECX);
- uint32_t eax_1 = kvm_arch_get_supported_cpuid(s, 0x14, 1, R_EAX);
- uint32_t ebx_1 = kvm_arch_get_supported_cpuid(s, 0x14, 1, R_EBX);
+ if (env->features[FEAT_7_0_EBX] & CPUID_7_0_EBX_INTEL_PT) {
+ uint32_t eax_0, ebx_0, ecx_0, edx_0_unused;
+ uint32_t eax_1, ebx_1, ecx_1_unused, edx_1_unused;
+
+ x86_cpu_get_supported_cpuid(0x14, 0,
+ &eax_0, &ebx_0, &ecx_0, &edx_0_unused);
+ x86_cpu_get_supported_cpuid(0x14, 1,
+ &eax_1, &ebx_1, &ecx_1_unused, &edx_1_unused);
if (!eax_0 ||
((ebx_0 & INTEL_PT_MINIMAL_EBX) != INTEL_PT_MINIMAL_EBX) ||
projects / mirror_qemu.git / blobdiff