From 186403a789af4ef43b8c69f035d375a35e5aa798 Mon Sep 17 00:00:00 2001
From: refraction <refraction@96395faa-99c1-11dd-bbfe-3dabce05a288>
Date: Thu, 18 Jun 2009 04:51:09 +0000
Subject: [PATCH] Added some code to "skip" invalid memory addresses on VIF,
 the old PCSX2 use to ignore it, but it doesn't anymore. Fixes Ratatouille

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@1387 96395faa-99c1-11dd-bbfe-3dabce05a288
---
 pcsx2/VifDma.cpp | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/pcsx2/VifDma.cpp b/pcsx2/VifDma.cpp
index 66adee139e..0276185d61 100644
--- a/pcsx2/VifDma.cpp
+++ b/pcsx2/VifDma.cpp
@@ -1348,7 +1348,13 @@ int  _VIF0chain()
 	if ((vif0ch->qwc == 0) && !vif0.vifstalled) return 0;
 
 	pMem = (u32*)dmaGetAddr(vif0ch->madr);
-	if (pMem == NULL) return -1;
+	if (pMem == NULL)
+	{
+		vif0.cmd = 0;
+		vif0.tag.size = 0;
+		vif0ch->qwc = 0;
+		return 0;
+	}
 
 	if (vif0.vifstalled)
 		ret = VIF0transfer(pMem + vif0.irqoffset, vif0ch->qwc * 4 - vif0.irqoffset, 0);
@@ -2406,7 +2412,13 @@ int  _VIF1chain()
 	}
 
 	pMem = (u32*)dmaGetAddr(vif1ch->madr);
-	if (pMem == NULL) return -1;
+	if (pMem == NULL) 
+	{
+		vif1.cmd = 0;
+		vif1.tag.size = 0;
+		vif1ch->qwc = 0;
+		return 0;
+	}
 
 	VIF_LOG("VIF1chain size=%d, madr=%lx, tadr=%lx",
 	        vif1ch->qwc, vif1ch->madr, vif1ch->tadr);