pve-qemu-qoup/debian/patches/extra/0049-i386-Add-EPYC-IBPB-CPU-model.patch
Wolfgang Bumiller 507c6de3ce merge EPYC and EPYC-IPBP cpu models
and a patch format cleanup round

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
2018-02-19 10:40:26 +01:00

79 lines
3.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Eduardo Habkost <ehabkost@redhat.com>
Date: Tue, 9 Jan 2018 13:45:18 -0200
Subject: [PATCH] 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@redhat.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180109154519.25634-7-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
target/i386/cpu.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index e977c6c616..95e6a1f122 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1967,6 +1967,52 @@ 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 {
--
2.11.0