valter/dosbox-staging
1
0
Fork 0
Code Releases Activity

save/restore the modified pl var

Browse source 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3053
This commit is contained in:
Sebastian Strohhäcker 2007-11-29 21:01:46 +00:00
parent 2b61d6eaf5
commit 7ae0f48fb5
1 changed files with 4 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/cpu/paging.cpp
View file

@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: paging.cpp,v 1.30 2007-11-26 00:00:58 c2woody Exp $ */
/* $Id: paging.cpp,v 1.31 2007-11-29 21:01:46 c2woody Exp $ */
#include <stdlib.h>
#include <assert.h>
@ -124,7 +124,7 @@ static Bits PageFaultCore(void) {
X86PageEntry pentry;
pentry.load=phys_readd(entry->page_addr);
if (pentry.block.p && entry->cs == SegValue(cs) && entry->eip==reg_eip) {
cpu.cpl=entry->mpl;
cpu.mpl=entry->mpl;
return -1;
}
return 0;
@ -151,7 +151,8 @@ void PAGING_PageFault(PhysPt lin_addr,Bitu page_addr,Bitu faultcode) {
entry->eip=reg_eip;
entry->page_addr=page_addr;
entry->mpl=cpu.mpl;
//Caused by a write by default?
cpu.mpl=3;
CPU_Exception(EXCEPTION_PF,faultcode);
#if C_DEBUG
// DEBUG_EnableDebugger();