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x86 queue, 2019-01-28

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Two small CPU model updates:
 * Enable NPT and NRIPSAVE on AMD CPUs
 * Update stepping of Cascadelake-Server
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Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging

x86 queue, 2019-01-28

Two small CPU model updates:
* Enable NPT and NRIPSAVE on AMD CPUs
* Update stepping of Cascadelake-Server

# gpg: Signature made Mon 28 Jan 2019 19:36:52 GMT
# gpg:                using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-next-pull-request:
  i386: Enable NPT and NRIPSAVE for AMD CPUs
  i386: Update stepping of Cascadelake-Server

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2019-01-29 14:10:54 +00:00
parent b4fbe1f65a 9fe8b7be17
commit 13c2361b91
2 changed files with 18 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
hw/i386/pc.c
View file

@ -114,7 +114,15 @@ GlobalProperty pc_compat_3_1[] = {
{ "intel-iommu", "dma-drain", "off" },
{ "Opteron_G3" "-" TYPE_X86_CPU, "rdtscp", "off" },
{ "Opteron_G4" "-" TYPE_X86_CPU, "rdtscp", "off" },
{ "Opteron_G4" "-" TYPE_X86_CPU, "npt", "off" },
{ "Opteron_G4" "-" TYPE_X86_CPU, "nrip-save", "off" },
{ "Opteron_G5" "-" TYPE_X86_CPU, "rdtscp", "off" },
{ "Opteron_G5" "-" TYPE_X86_CPU, "npt", "off" },
{ "Opteron_G5" "-" TYPE_X86_CPU, "nrip-save", "off" },
{ "EPYC" "-" TYPE_X86_CPU, "npt", "off" },
{ "EPYC" "-" TYPE_X86_CPU, "nrip-save", "off" },
{ "EPYC-IBPB" "-" TYPE_X86_CPU, "npt", "off" },
{ "EPYC-IBPB" "-" TYPE_X86_CPU, "nrip-save", "off" },
{ "Skylake-Client" "-" TYPE_X86_CPU, "mpx", "on" },
{ "Skylake-Client-IBRS" "-" TYPE_X86_CPU, "mpx", "on" },
{ "Skylake-Server" "-" TYPE_X86_CPU, "mpx", "on" },
@ -122,6 +130,7 @@ GlobalProperty pc_compat_3_1[] = {
{ "Cascadelake-Server" "-" TYPE_X86_CPU, "mpx", "on" },
{ "Icelake-Client" "-" TYPE_X86_CPU, "mpx", "on" },
{ "Icelake-Server" "-" TYPE_X86_CPU, "mpx", "on" },
{ "Cascadelake-Server" "-" TYPE_X86_CPU, "stepping", "5" },
};
const size_t pc_compat_3_1_len = G_N_ELEMENTS(pc_compat_3_1);

10
target/i386/cpu.c
View file

@ -2503,7 +2503,7 @@ static X86CPUDefinition builtin_x86_defs[] = {
.vendor = CPUID_VENDOR_INTEL,
.family = 6,
.model = 85,
.stepping = 5,
.stepping = 6,
.features[FEAT_1_EDX] =
CPUID_VME | CPUID_SSE2 | CPUID_SSE | CPUID_FXSR | CPUID_MMX |
CPUID_CLFLUSH | CPUID_PSE36 | CPUID_PAT | CPUID_CMOV | CPUID_MCA |
@ -2801,6 +2801,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE |
CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM |
CPUID_EXT3_LAHF_LM,
.features[FEAT_SVM] =
CPUID_SVM_NPT | CPUID_SVM_NRIPSAVE,
/* no xsaveopt! */
.xlevel = 0x8000001A,
.model_id = "AMD Opteron 62xx class CPU",
@ -2831,6 +2833,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_EXT3_3DNOWPREFETCH | CPUID_EXT3_MISALIGNSSE |
CPUID_EXT3_SSE4A | CPUID_EXT3_ABM | CPUID_EXT3_SVM |
CPUID_EXT3_LAHF_LM,
.features[FEAT_SVM] =
CPUID_SVM_NPT | CPUID_SVM_NRIPSAVE,
/* no xsaveopt! */
.xlevel = 0x8000001A,
.model_id = "AMD Opteron 63xx class CPU",
@ -2877,6 +2881,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_XSAVE_XGETBV1,
.features[FEAT_6_EAX] =
CPUID_6_EAX_ARAT,
.features[FEAT_SVM] =
CPUID_SVM_NPT | CPUID_SVM_NRIPSAVE,
.xlevel = 0x8000001E,
.model_id = "AMD EPYC Processor",
.cache_info = &epyc_cache_info,
@ -2925,6 +2931,8 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_XSAVE_XGETBV1,
.features[FEAT_6_EAX] =
CPUID_6_EAX_ARAT,
.features[FEAT_SVM] =
CPUID_SVM_NPT | CPUID_SVM_NRIPSAVE,
.xlevel = 0x8000001E,
.model_id = "AMD EPYC Processor (with IBPB)",
.cache_info = &epyc_cache_info,