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check io permission for dyncore port access

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2621
This commit is contained in:
Sebastian Strohhäcker 2006-05-01 19:34:41 +00:00
parent 28ffbae6be
commit 458d7e5dee
2 changed files with 55 additions and 21 deletions
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16
src/hardware/iohandler.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: iohandler.cpp,v 1.21 2006-04-11 19:02:33 qbix79 Exp $ */
/* $Id: iohandler.cpp,v 1.22 2006-05-01 19:34:41 c2woody Exp $ */
#include <string.h>
#include "dosbox.h"
@ -162,10 +162,8 @@ static Bits IOFaultCore(void) {
return 0;
}
Bitu DEBUG_EnableDebugger();
void IO_WriteB(Bitu port,Bitu val) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,1))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,1)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;
@ -198,7 +196,7 @@ void IO_WriteB(Bitu port,Bitu val) {
};
void IO_WriteW(Bitu port,Bitu val) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,2))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,2)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;
@ -231,7 +229,7 @@ void IO_WriteW(Bitu port,Bitu val) {
};
void IO_WriteD(Bitu port,Bitu val) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,4))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,4)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;
@ -264,7 +262,7 @@ void IO_WriteD(Bitu port,Bitu val) {
};
Bitu IO_ReadB(Bitu port) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,1))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,1)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;
@ -297,7 +295,7 @@ Bitu IO_ReadB(Bitu port) {
};
Bitu IO_ReadW(Bitu port) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,2))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,2)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;
@ -330,7 +328,7 @@ Bitu IO_ReadW(Bitu port) {
};
Bitu IO_ReadD(Bitu port) {
if (GETFLAG(VM) && (CPU_IO_Exception(port,4))) {
if (GCC_UNLIKELY(GETFLAG(VM) && (CPU_IO_Exception(port,4)))) {
LazyFlags old_lflags;
memcpy(&old_lflags,&lflags,sizeof(LazyFlags));
CPU_Decoder * old_cpudecoder;