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UefiCpuPkg/PiSmmCpuDxeSmm: Use public MSR_IA32_MISC_ENABLE definition

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Use the MSR MSR_IA32_MISC_ENABLE definition defined in UefiCpuPkg/Include and
remove the local definition.

Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Jeff Fan
2016-04-08 13:55:14 +08:00
committed by Michael Kinney
parent 846704334c
commit f85d3ce2ef
4 changed files with 23 additions and 21 deletions
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10
UefiCpuPkg/PiSmmCpuDxeSmm/SmmProfile.c
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@@ -934,8 +934,9 @@ CheckFeatureSupported (
IN OUT VOID *Buffer
)
{
UINT32 RegEax;
UINT32 RegEdx;
UINT32 RegEax;
UINT32 RegEdx;
MSR_IA32_MISC_ENABLE_REGISTER MiscEnableMsr;
if (mXdSupported) {
AsmCpuid (CPUID_EXTENDED_FUNCTION, &RegEax, NULL, NULL, NULL);
@@ -966,9 +967,10 @@ CheckFeatureSupported (
// BTINT bits in the MSR_DEBUGCTLA MSR.
// 2. The IA32_DS_AREA MSR can be programmed to point to the DS save area.
//
if (AsmMsrBitFieldRead64 (MSR_IA32_MISC_ENABLE, 11, 11) == 1) {
MiscEnableMsr.Uint64 = AsmReadMsr64 (MSR_IA32_MISC_ENABLE);
if (MiscEnableMsr.Bits.BTS == 1) {
//
// BTS facilities is not supported if MSR_IA32_MISC_ENABLE BIT11 is set.
// BTS facilities is not supported if MSR_IA32_MISC_ENABLE.BTS bit is set.
//
mBtsSupported = FALSE;
}