diff options
| -rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c index 50614f32c3..69a04dfb23 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c @@ -1121,9 +1121,6 @@ FindSmramInfo ( *SmrrBase = (UINT32)CurrentSmramRange->CpuStart;
*SmrrSize = (UINT32)CurrentSmramRange->PhysicalSize;
- //
- // Extend *SmrrBase/*SmrrSize to include adjacent SMRAM ranges
- //
do {
Found = FALSE;
for (Index = 0; Index < mSmmCpuSmramRangeCount; Index++) {
@@ -1435,20 +1432,14 @@ PerformRemainingTasks ( SetMemMapAttributes ();
//
- // Do not protect memory outside SMRAM when SMM static page table is not enabled.
+ // For outside SMRAM, we only map SMM communication buffer or MMIO.
//
- if (mCpuSmmStaticPageTable) {
-
- //
- // For outside SMRAM, we only map SMM communication buffer or MMIO.
- //
- SetUefiMemMapAttributes ();
+ SetUefiMemMapAttributes ();
- //
- // Set page table itself to be read-only
- //
- SetPageTableAttributes ();
- }
+ //
+ // Set page table itself to be read-only
+ //
+ SetPageTableAttributes ();
//
// Configure SMM Code Access Check feature if available.
|