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| author | Olivier Martin <olivier.martin@arm.com> | 2013-10-14 16:32:38 +0000 |
|---|---|---|
| committer | oliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-10-14 16:32:38 +0000 |
| commit | 012737243077fa9a843917878a5a9bdd343f611c (patch) | |
| tree | d36c34792f8e3698b6a29c02fc43100744ceb65a /ArmPkg | |
| parent | cce992aca25a7010da9bf5e2b189ab38002560fd (diff) | |
| download | edk2-platforms-012737243077fa9a843917878a5a9bdd343f611c.tar.xz | |
ArmPkg/CpuDxe: Fixed confusion in AArch64 Table descriptor types
Table Descriptor and Level-3 Block entry descriptors have the same
translation table type value (ie: 0x3).
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14771 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg')
| -rw-r--r-- | ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c index f6bb3fb2c1..95bf10bcb2 100644 --- a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c +++ b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c @@ -265,7 +265,7 @@ GetMemoryRegionRec ( BlockEntry = (UINT64*)TT_GET_ENTRY_FOR_ADDRESS (TranslationTable, TableLevel, *BaseAddress);
EntryType = *BlockEntry & TT_TYPE_MASK;
- if (EntryType == TT_TYPE_TABLE_ENTRY) {
+ if ((TableLevel < 3) && (EntryType == TT_TYPE_TABLE_ENTRY)) {
NextTranslationTable = (UINT64*)(*BlockEntry & TT_ADDRESS_MASK_DESCRIPTION_TABLE);
// The entry is a page table, so we go to the next level
|