diff options
Diffstat (limited to 'ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c')
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c index da6e6225be..40a4c1b0aa 100644 --- a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c +++ b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c @@ -89,7 +89,7 @@ GetNextEntryAttribute ( // Update GCD with the last region
SetGcdMemorySpaceAttributes (MemorySpaceMap, NumberOfDescriptors,
*StartGcdRegion,
- (BaseAddress + (Index * TT_ADDRESS_AT_LEVEL(TableLevel)) - 1) - *StartGcdRegion,
+ (BaseAddress + (Index * TT_ADDRESS_AT_LEVEL(TableLevel))) - *StartGcdRegion,
PageAttributeToGcdAttribute (EntryAttribute));
}
@@ -113,8 +113,8 @@ GetNextEntryAttribute ( // Update GCD with the last region
SetGcdMemorySpaceAttributes (MemorySpaceMap, NumberOfDescriptors,
*StartGcdRegion,
- (BaseAddress + (Index * TT_ADDRESS_AT_LEVEL(TableLevel)) - 1) - *StartGcdRegion,
- PageAttributeToGcdAttribute (EntryAttribute));
+ (BaseAddress + (Index * TT_ADDRESS_AT_LEVEL(TableLevel))) - *StartGcdRegion,
+ PageAttributeToGcdAttribute (*PrevEntryAttribute));
// Start of the new region
*StartGcdRegion = BaseAddress + (Index * TT_ADDRESS_AT_LEVEL(TableLevel));
@@ -182,11 +182,13 @@ SyncCacheConfig ( BaseAddressGcdRegion,
&PageAttribute, &BaseAddressGcdRegion);
- // Update GCD with the last region
- SetGcdMemorySpaceAttributes (MemorySpaceMap, NumberOfDescriptors,
- BaseAddressGcdRegion,
- EndAddressGcdRegion - BaseAddressGcdRegion,
- PageAttributeToGcdAttribute (PageAttribute));
+ // Update GCD with the last region if valid
+ if (PageAttribute != TT_ATTR_INDX_INVALID) {
+ SetGcdMemorySpaceAttributes (MemorySpaceMap, NumberOfDescriptors,
+ BaseAddressGcdRegion,
+ EndAddressGcdRegion - BaseAddressGcdRegion,
+ PageAttributeToGcdAttribute (PageAttribute));
+ }
FreePool (MemorySpaceMap);
|