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UefiCpuPkg/RegisterCpuFeaturesLib: Support combo CPU feature style.

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Current code assume only one dependence (before or after) for one
feature. Enhance code logic to support feature has two dependence
(before and after) type.

Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
This commit is contained in:
Eric Dong
2018-10-25 14:50:22 +08:00
parent 901ae29dfe
commit 1475b83f06
3 changed files with 45 additions and 67 deletions
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5
UefiCpuPkg/Library/RegisterCpuFeaturesLib/CpuFeaturesInitialize.c
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@ -671,10 +671,11 @@ AnalysisProcessorFeatures (
// If feature has dependence with the next feature (ONLY care core/package dependency).
// and feature initialize succeed, add sync semaphere here.
//
BeforeDep = DetectFeatureScope (CpuFeatureInOrder, TRUE);
if (NextCpuFeatureInOrder != NULL) {
AfterDep = DetectFeatureScope (NextCpuFeatureInOrder, FALSE);
BeforeDep = DetectFeatureScope (CpuFeatureInOrder, TRUE, NextCpuFeatureInOrder->FeatureMask);
AfterDep = DetectFeatureScope (NextCpuFeatureInOrder, FALSE, CpuFeatureInOrder->FeatureMask);
} else {
BeforeDep = DetectFeatureScope (CpuFeatureInOrder, TRUE, NULL);
AfterDep = NoneDepType;
}
//