From 2512a6360eec4770874e994a0292b980bbf9c61a Mon Sep 17 00:00:00 2001
From: "Dr. Chat" <arkolbed@gmail.com>
Date: Thu, 17 Mar 2016 21:55:47 -0500
Subject: [PATCH] Pass the physical frontbuffer address into the CP

---
 src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc b/src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc
index e979cb62a..208473cf2 100644
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_video.cc
@@ -366,7 +366,7 @@ void VdSwap(lpvoid_t buffer_ptr,  // ptr into primary ringbuffer
   auto dwords = buffer_ptr.as_array<uint32_t>();
   dwords[0] = xenos::MakePacketType3<xenos::PM4_XE_SWAP, 63>();
   dwords[1] = 'SWAP';
-  dwords[2] = *frontbuffer_ptr;
+  dwords[2] = (*frontbuffer_ptr) & 0x1FFFFFFF;
 
   // Set by VdCallGraphicsNotificationRoutines.
   dwords[3] = last_frontbuffer_width_;