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UefiCpuPkg CpuCommonFeaturesLib: Remove CPU generation check 

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=1679

The checking to CpuInfo->CpuIdVersionInfoEcx.Bits.AESNI is enough,
the checking to CPU generation could be removed, then the code
could be reused by more platforms.

Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Chandana Kumar <chandana.c.kumar@intel.com>
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
This commit is contained in:
Star Zeng 2019-05-16 18:30:03 +08:00
parent 1887b995a3
commit 41ac2076a7
1 changed files with 3 additions and 9 deletions
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12
UefiCpuPkg/Library/CpuCommonFeaturesLib/Aesni.c
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@ -57,15 +57,9 @@ AesniSupport (
MSR_SANDY_BRIDGE_FEATURE_CONFIG_REGISTER *MsrFeatureConfig; MSR_SANDY_BRIDGE_FEATURE_CONFIG_REGISTER *MsrFeatureConfig;
if (CpuInfo->CpuIdVersionInfoEcx.Bits.AESNI == 1) { if (CpuInfo->CpuIdVersionInfoEcx.Bits.AESNI == 1) {
if (IS_SANDY_BRIDGE_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel) || MsrFeatureConfig = (MSR_SANDY_BRIDGE_FEATURE_CONFIG_REGISTER *) ConfigData;
IS_SILVERMONT_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel) || ASSERT (MsrFeatureConfig != NULL);
IS_XEON_5600_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel) || MsrFeatureConfig[ProcessorNumber].Uint64 = AsmReadMsr64 (MSR_SANDY_BRIDGE_FEATURE_CONFIG);
IS_XEON_E7_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel) ||
IS_XEON_PHI_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel)) {
MsrFeatureConfig = (MSR_SANDY_BRIDGE_FEATURE_CONFIG_REGISTER *) ConfigData;
ASSERT (MsrFeatureConfig != NULL);
MsrFeatureConfig[ProcessorNumber].Uint64 = AsmReadMsr64 (MSR_SANDY_BRIDGE_FEATURE_CONFIG);
}
return TRUE; return TRUE;
} }
return FALSE; return FALSE;