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Diffstat (limited to 'target/i386/cpu.c')
-rw-r--r--target/i386/cpu.c175
1 files changed, 165 insertions, 10 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 33760a2ee1..fd6af0d763 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1158,8 +1158,8 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             NULL, "sbdr-ssdp-no", "fbsdp-no", "psdp-no",
             NULL, "fb-clear", NULL, NULL,
             NULL, NULL, NULL, NULL,
-            "pbrsb-no", NULL, "gds-no", NULL,
-            NULL, NULL, NULL, NULL,
+            "pbrsb-no", NULL, "gds-no", "rfds-no",
+            "rfds-clear", NULL, NULL, NULL,
         },
         .msr = {
             .index = MSR_IA32_ARCH_CAPABILITIES,
@@ -3822,6 +3822,16 @@ static const X86CPUDefinition builtin_x86_defs[] = {
                     { /* end of list */ }
                 },
             },
+            {
+                .version = 7,
+                .note = "TSX, taa-no",
+                .props = (PropValue[]) {
+                    /* Restore TSX features removed by -v2 above */
+                    { "hle", "on" },
+                    { "rtm", "on" },
+                    { /* end of list */ }
+                },
+            },
             { /* end of list */ }
         }
     },
@@ -4100,6 +4110,132 @@ static const X86CPUDefinition builtin_x86_defs[] = {
         },
     },
     {
+        .name = "SierraForest",
+        .level = 0x23,
+        .vendor = CPUID_VENDOR_INTEL,
+        .family = 6,
+        .model = 175,
+        .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_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_RDSEED | CPUID_7_0_EBX_ADX |
+            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] =
+            CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU | CPUID_7_0_ECX_GFNI |
+            CPUID_7_0_ECX_VAES | CPUID_7_0_ECX_VPCLMULQDQ |
+            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_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_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,
+        .features[FEAT_6_EAX] =
+            CPUID_6_EAX_ARAT,
+        .features[FEAT_7_1_EAX] =
+            CPUID_7_1_EAX_AVX_VNNI | CPUID_7_1_EAX_CMPCCXADD |
+            CPUID_7_1_EAX_FSRS | CPUID_7_1_EAX_AVX_IFMA,
+        .features[FEAT_7_1_EDX] =
+            CPUID_7_1_EDX_AVX_VNNI_INT8 | CPUID_7_1_EDX_AVX_NE_CONVERT,
+        .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_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 (SierraForest)",
+        .versions = (X86CPUVersionDefinition[]) {
+            { .version = 1 },
+            { /* end of list */ },
+        },
+    },
+    {
         .name = "Denverton",
         .level = 21,
         .vendor = CPUID_VENDOR_INTEL,
@@ -6570,6 +6706,7 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
         if (env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM) {
             /* 64 bit processor */
              *eax |= (cpu_x86_virtual_addr_width(env) << 8);
+             *eax |= (cpu->guest_phys_bits << 16);
         }
         *ebx = env->features[FEAT_8000_0008_EBX];
         if (cs->nr_cores * cs->nr_threads > 1) {
@@ -7230,7 +7367,6 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
     X86CPUClass *xcc = X86_CPU_GET_CLASS(dev);
     CPUX86State *env = &cpu->env;
     Error *local_err = NULL;
-    static bool ht_warned;
     unsigned requested_lbr_fmt;
 
 #if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY)
@@ -7329,6 +7465,14 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
         goto out;
     }
 
+    if (cpu->guest_phys_bits == -1) {
+        /*
+         * If it was not set by the user, or by the accelerator via
+         * cpu_exec_realizefn, clear.
+         */
+        cpu->guest_phys_bits = 0;
+    }
+
     if (cpu->ucode_rev == 0) {
         /*
          * The default is the same as KVM's. Note that this check
@@ -7379,6 +7523,14 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
         if (cpu->phys_bits == 0) {
             cpu->phys_bits = TCG_PHYS_ADDR_BITS;
         }
+        if (cpu->guest_phys_bits &&
+            (cpu->guest_phys_bits > cpu->phys_bits ||
+            cpu->guest_phys_bits < 32)) {
+            error_setg(errp, "guest-phys-bits should be between 32 and %u "
+                             " (but is %u)",
+                             cpu->phys_bits, cpu->guest_phys_bits);
+            return;
+        }
     } else {
         /* For 32 bit systems don't use the user set value, but keep
          * phys_bits consistent with what we tell the guest.
@@ -7387,6 +7539,10 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
             error_setg(errp, "phys-bits is not user-configurable in 32 bit");
             return;
         }
+        if (cpu->guest_phys_bits != 0) {
+            error_setg(errp, "guest-phys-bits is not user-configurable in 32 bit");
+            return;
+        }
 
         if (env->features[FEAT_1_EDX] & (CPUID_PSE36 | CPUID_PAE)) {
             cpu->phys_bits = 36;
@@ -7453,13 +7609,11 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
      */
     if (IS_AMD_CPU(env) &&
         !(env->features[FEAT_8000_0001_ECX] & CPUID_EXT3_TOPOEXT) &&
-        cs->nr_threads > 1 && !ht_warned) {
-            warn_report("This family of AMD CPU doesn't support "
-                        "hyperthreading(%d)",
-                        cs->nr_threads);
-            error_printf("Please configure -smp options properly"
-                         " or try enabling topoext feature.\n");
-            ht_warned = true;
+        cs->nr_threads > 1) {
+            warn_report_once("This family of AMD CPU doesn't support "
+                             "hyperthreading(%d). Please configure -smp "
+                             "options properly or try enabling topoext "
+                             "feature.", cs->nr_threads);
     }
 
 #ifndef CONFIG_USER_ONLY
@@ -7887,6 +8041,7 @@ static Property x86_cpu_properties[] = {
     DEFINE_PROP_BOOL("x-force-features", X86CPU, force_features, false),
     DEFINE_PROP_BOOL("kvm", X86CPU, expose_kvm, true),
     DEFINE_PROP_UINT32("phys-bits", X86CPU, phys_bits, 0),
+    DEFINE_PROP_UINT32("guest-phys-bits", X86CPU, guest_phys_bits, -1),
     DEFINE_PROP_BOOL("host-phys-bits", X86CPU, host_phys_bits, false),
     DEFINE_PROP_UINT8("host-phys-bits-limit", X86CPU, host_phys_bits_limit, 0),
     DEFINE_PROP_BOOL("fill-mtrr-mask", X86CPU, fill_mtrr_mask, true),