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authorDaoxiang Li <daoxiang.li@intel.com>2021-06-02 11:01:13 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2021-06-21 03:12:17 +0000
commit6cfeeb71c43173d657d86d4a38ed655b0fc5f277 (patch)
tree1650a093b3e7c304001423956ae900e5a45bc1bf
parenta63914d3f603580e5aeceb5edbafe56688210141 (diff)
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UefiCpuPkg/CpuCommonFeaturesLib: Correct the CPU location check
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3424 Processor location information check needs to updated When Core 0 is disabled. In C1e.c, change MSR_FEATURE_CONFIG to MSR_NEHALEM_POWER_CTL in comments to match the correct MSR name. Signed-off-by: Daoxiang Li <daoxiang.li@intel.com> Cc: Eric Dong <eric.dong@intel.com> Reviewed-by: Ray Ni <ray.ni@intel.com> Cc: Laszlo Ersek <lersek@redhat.com> Cc: Rahul Kumar <rahul1.kumar@intel.com>
-rw-r--r--UefiCpuPkg/Library/CpuCommonFeaturesLib/C1e.c4
-rw-r--r--UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c4
-rw-r--r--UefiCpuPkg/Library/CpuCommonFeaturesLib/Ppin.c6
3 files changed, 7 insertions, 7 deletions
diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/C1e.c b/UefiCpuPkg/Library/CpuCommonFeaturesLib/C1e.c
index e6e5db7591..6f96857332 100644
--- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/C1e.c
+++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/C1e.c
@@ -63,9 +63,9 @@ C1eInitialize (
{
//
// The scope of C1EEnable bit in the MSR_NEHALEM_POWER_CTL is Package, only program
- // MSR_FEATURE_CONFIG for thread 0 core 0 in each package.
+ // MSR_NEHALEM_POWER_CTL once for each package.
//
- if ((CpuInfo->ProcessorInfo.Location.Thread != 0) || (CpuInfo->ProcessorInfo.Location.Core != 0)) {
+ if ((CpuInfo->First.Thread == 0) || (CpuInfo->First.Core == 0)) {
return RETURN_SUCCESS;
}
diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c b/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
index bb5d983d1f..a3a2861cee 100644
--- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
+++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/MachineCheck.c
@@ -152,10 +152,10 @@ McaInitialize (
//
// The scope of MSR_IA32_MC*_CTL/MSR_IA32_MC*_STATUS is package for below processor type, only program
- // MSR_IA32_MC*_CTL/MSR_IA32_MC*_STATUS for thread 0 core 0 in each package.
+ // MSR_IA32_MC*_CTL/MSR_IA32_MC*_STATUS once for each package.
//
if (IS_NEHALEM_PROCESSOR (CpuInfo->DisplayFamily, CpuInfo->DisplayModel)) {
- if ((CpuInfo->ProcessorInfo.Location.Thread != 0) || (CpuInfo->ProcessorInfo.Location.Core != 0)) {
+ if ((CpuInfo->First.Thread == 0) || (CpuInfo->First.Core == 0)) {
return RETURN_SUCCESS;
}
}
diff --git a/UefiCpuPkg/Library/CpuCommonFeaturesLib/Ppin.c b/UefiCpuPkg/Library/CpuCommonFeaturesLib/Ppin.c
index 8450c7ea3e..3c4c1bc706 100644
--- a/UefiCpuPkg/Library/CpuCommonFeaturesLib/Ppin.c
+++ b/UefiCpuPkg/Library/CpuCommonFeaturesLib/Ppin.c
@@ -130,10 +130,10 @@ PpinInitialize (
// Support function already check the processor which support PPIN feature, so this function not need
// to check the processor again.
//
- // The scope of the MSR_IVY_BRIDGE_PPIN_CTL is package level, only program MSR_IVY_BRIDGE_PPIN_CTL for
- // thread 0 core 0 in each package.
+ // The scope of the MSR_IVY_BRIDGE_PPIN_CTL is package level, only program MSR_IVY_BRIDGE_PPIN_CTL
+ // once for each package.
//
- if ((CpuInfo->ProcessorInfo.Location.Thread != 0) || (CpuInfo->ProcessorInfo.Location.Core != 0)) {
+ if ((CpuInfo->First.Thread == 0) || (CpuInfo->First.Core == 0)) {
return RETURN_SUCCESS;
}