From: Olivier Martin <Olivier.Martin@arm.com>
Date: Mon, 6 Jul 2015 16:53:37 +0000 (+0000)
Subject: ArmPkg/CpuDxe: Fixed AArch64 MMU
X-Git-Tag: edk2-stable201903~9442
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=c4149528d4603656fbddb21b5cba821cac90cbdb

ArmPkg/CpuDxe: Fixed AArch64 MMU

When the function that determines the size of a contiguous region
was returning from a sub-level table scanning it was forgetting to
move to the next entry of its own level table.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <Olivier.Martin@arm.com>
Reviewed-by: Ronald Cron <Ronald.Cron@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17832 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
index 6cba1218c6..d8bb419780 100644
--- a/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
+++ b/ArmPkg/Drivers/CpuDxe/AArch64/Mmu.c
@@ -279,6 +279,9 @@ GetMemoryRegionRec (
     if (!EFI_ERROR(Status)) {
       return EFI_SUCCESS;
     }
+
+    // Now we processed the table move to the next entry
+    BlockEntry++;
   } else if (EntryType == BlockEntryType) {
     // We have found the BlockEntry attached to the address. We save its start address (the start
     // address might be before the 'BaseAdress') and attributes