diff options
Diffstat (limited to 'UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c')
| -rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c index d242e06a5e..a7d790fd8a 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/X64/PageTbl.c @@ -127,7 +127,7 @@ SmmInitPageTable ( // Fill Page-Table-Level4 (PML4) entry
//
PTEntry = (UINT64*)(UINTN)(Pages - EFI_PAGES_TO_SIZE (PAGE_TABLE_PAGES + 1));
- *PTEntry = Pages + PAGE_ATTRIBUTE_BITS;
+ *PTEntry = Pages + IA32_PG_P;
ZeroMem (PTEntry + 1, EFI_PAGE_SIZE - sizeof (*PTEntry));
//
// Set sub-entries number
@@ -591,7 +591,7 @@ SmiDefaultPFHandler ( //
// If the entry is not present, allocate one page from page pool for it
//
- PageTable[PTIndex] = AllocPage () | PAGE_ATTRIBUTE_BITS;
+ PageTable[PTIndex] = AllocPage () | IA32_PG_RW | IA32_PG_P;
} else {
//
// Save the upper entry address
@@ -621,7 +621,7 @@ SmiDefaultPFHandler ( // Fill the new entry
//
PageTable[PTIndex] = (PFAddress & gPhyMask & ~((1ull << EndBit) - 1)) |
- PageAttribute | IA32_PG_A | PAGE_ATTRIBUTE_BITS;
+ PageAttribute | IA32_PG_A | IA32_PG_RW | IA32_PG_P;
if (UpperEntry != NULL) {
SetSubEntriesNum (UpperEntry, GetSubEntriesNum (UpperEntry) + 1);
}
|