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-rw-r--r--src/xenia/memory.cc6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/xenia/memory.cc b/src/xenia/memory.cc
index 5461f027a..87f135682 100644
--- a/src/xenia/memory.cc
+++ b/src/xenia/memory.cc
@@ -171,12 +171,14 @@ bool Memory::Initialize() {
heaps_.vE0000000.Initialize(virtual_membase_, 0xE0000000, 0x1FD00000, 4096,
&heaps_.physical);
- // Protect the first 64kb of memory.
+ // Protect the first and last 64kb of memory.
heaps_.v00000000.AllocFixed(
- 0x00000000, 64 * 1024, 64 * 1024,
+ 0x00000000, 0x10000, 0x10000,
kMemoryAllocationReserve | kMemoryAllocationCommit,
!FLAGS_protect_zero ? kMemoryProtectRead | kMemoryProtectWrite
: kMemoryProtectNoAccess);
+ heaps_.physical.AllocFixed(0x1FFF0000, 0x10000, 0x10000,
+ kMemoryAllocationReserve, kMemoryProtectNoAccess);
// GPU writeback.
// 0xC... is physical, 0x7F... is virtual. We may need to overlay these.