From 03190a56be6deba9ae4a8f88ba41069f7f85fd73 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Strohh=C3=A4cker?=
 <c2woody@users.sourceforge.net>
Date: Sun, 26 Sep 2010 14:16:40 +0000
Subject: [PATCH] disable forced exit on DMA segment wrapping

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3641
---
 src/hardware/dma.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/hardware/dma.cpp b/src/hardware/dma.cpp
index 542f5962..9bc041e6 100644
--- a/src/hardware/dma.cpp
+++ b/src/hardware/dma.cpp
@@ -48,7 +48,9 @@ static void DMA_BlockRead(PhysPt spage,PhysPt offset,void * data,Bitu size,Bit8u
 	offset <<= dma16;
 	Bit32u dma_wrap = ((0xffff<<dma16)+dma16) | dma_wrapping;
 	for ( ; size ; size--, offset++) {
-		if (offset>(dma_wrapping<<dma16)) E_Exit("DMA segbound wrapping (read)");
+		if (offset>(dma_wrapping<<dma16)) {
+			LOG_MSG("DMA segbound wrapping (read): %x:%x size %x [%x] wrap %x",spage,offset,size,dma16,dma_wrapping);
+		}
 		offset &= dma_wrap;
 		Bitu page = highpart_addr_page+(offset >> 12);
 		/* care for EMS pageframe etc. */
@@ -67,7 +69,9 @@ static void DMA_BlockWrite(PhysPt spage,PhysPt offset,void * data,Bitu size,Bit8
 	offset <<= dma16;
 	Bit32u dma_wrap = ((0xffff<<dma16)+dma16) | dma_wrapping;
 	for ( ; size ; size--, offset++) {
-		if (offset>(dma_wrapping<<dma16)) E_Exit("DMA segbound wrapping (write)");
+		if (offset>(dma_wrapping<<dma16)) {
+			LOG_MSG("DMA segbound wrapping (write): %x:%x size %x [%x] wrap %x",spage,offset,size,dma16,dma_wrapping);
+		}
 		offset &= dma_wrap;
 		Bitu page = highpart_addr_page+(offset >> 12);
 		/* care for EMS pageframe etc. */