[Xen-changelog] [qemu-xen master] i386: Add EPYC-IBPB CPU model

[patchbot@xxxxxxx]

commit 8ebfafa796ca0cb2b035a7f06f836a675d8b48be
Author:     Eduardo Habkost <ehabkost@xxxxxxxxxx>
AuthorDate: Tue Jan 9 13:45:18 2018 -0200
Commit:     Michael Roth <mdroth@xxxxxxxxxxxxxxxxxx>
CommitDate: Tue Jan 23 17:08:04 2018 -0600

    i386: Add EPYC-IBPB CPU model
    
    EPYC-IBPB is a copy of the EPYC CPU model with
    just CPUID_8000_0008_EBX_IBPB added.
    
    Cc: Jiri Denemark <jdenemar@xxxxxxxxxx>
    Cc: Tom Lendacky <thomas.lendacky@xxxxxxx>
    Cc: Brijesh Singh <brijesh.singh@xxxxxxx>
    Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
    Message-Id: <20180109154519.25634-7-ehabkost@xxxxxxxxxx>
    Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
    (cherry picked from commit 6cfbc54e8903a9bcc0346119949162d040c144c1)
    Signed-off-by: Michael Roth <mdroth@xxxxxxxxxxxxxxxxxx>
---
 target/i386/cpu.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index e7957c2..70c8ae8 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1962,6 +1962,52 @@ static X86CPUDefinition builtin_x86_defs[] = {
         .xlevel = 0x8000000A,
         .model_id = "AMD EPYC Processor",
     },
+    {
+        .name = "EPYC-IBPB",
+        .level = 0xd,
+        .vendor = CPUID_VENDOR_AMD,
+        .family = 23,
+        .model = 1,
+        .stepping = 2,
+        .features[FEAT_1_EDX] =
+            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_VME | CPUID_FP87,
+        .features[FEAT_1_ECX] =
+            CPUID_EXT_RDRAND | CPUID_EXT_F16C | CPUID_EXT_AVX |
+            CPUID_EXT_XSAVE | CPUID_EXT_AES |  CPUID_EXT_POPCNT |
+            CPUID_EXT_MOVBE | CPUID_EXT_SSE42 | CPUID_EXT_SSE41 |
+            CPUID_EXT_CX16 | CPUID_EXT_FMA | CPUID_EXT_SSSE3 |
+            CPUID_EXT_MONITOR | CPUID_EXT_PCLMULQDQ | CPUID_EXT_SSE3,
+        .features[FEAT_8000_0001_EDX] =
+            CPUID_EXT2_LM | CPUID_EXT2_RDTSCP | CPUID_EXT2_PDPE1GB |
+            CPUID_EXT2_FFXSR | CPUID_EXT2_MMXEXT | CPUID_EXT2_NX |
+            CPUID_EXT2_SYSCALL,
+        .features[FEAT_8000_0001_ECX] =
+            CPUID_EXT3_OSVW | CPUID_EXT3_3DNOWPREFETCH |
+            CPUID_EXT3_MISALIGNSSE | CPUID_EXT3_SSE4A | CPUID_EXT3_ABM |
+            CPUID_EXT3_CR8LEG | CPUID_EXT3_SVM | CPUID_EXT3_LAHF_LM,
+        .features[FEAT_8000_0008_EBX] =
+            CPUID_8000_0008_EBX_IBPB,
+        .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_RDSEED |
+            CPUID_7_0_EBX_ADX | CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_CLFLUSHOPT |
+            CPUID_7_0_EBX_SHA_NI,
+        /* Missing: XSAVES (not supported by some Linux versions,
+         * including v4.1 to v4.12).
+         * KVM doesn't yet expose any XSAVES state save component.
+         */
+        .features[FEAT_XSAVE] =
+            CPUID_XSAVE_XSAVEOPT | CPUID_XSAVE_XSAVEC |
+            CPUID_XSAVE_XGETBV1,
+        .features[FEAT_6_EAX] =
+            CPUID_6_EAX_ARAT,
+        .xlevel = 0x8000000A,
+        .model_id = "AMD EPYC Processor (with IBPB)",
+    },
 };
 
 typedef struct PropValue {
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#master

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