valter/dosbox-staging
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Changes for new flags

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Always add a 0x67 handler incase ems is not loaded.


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@917
This commit is contained in:
Sjoerd van der Berg 2003-04-13 18:34:21 +00:00
parent 3874c20563
commit 5375838637
1 changed files with 5 additions and 3 deletions
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8
src/cpu/callback.cpp
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@ -52,8 +52,8 @@ Bitu CALLBACK_Allocate(void) {
void CALLBACK_Idle(void) {
/* this makes the cpu execute instructions to handle irq's and then come back */
bool oldintf=flags.intf;
flags.intf=true;
Bitu oldIF=GETFLAG(IF);
SETFLAGBIT(IF,true);
Bit16u oldcs=SegValue(cs);
Bit32u oldeip=reg_eip;
SegSet16(cs,CB_SEG);
@ -61,7 +61,7 @@ void CALLBACK_Idle(void) {
DOSBOX_RunMachine();
reg_eip=oldeip;
SegSet16(cs,oldcs);
flags.intf=oldintf;
SETFLAGBIT(IF,oldIF);
if (CPU_CycleLeft<300) CPU_CycleLeft=1;
else CPU_CycleLeft-=300;
}
@ -174,6 +174,8 @@ void CALLBACK_Init(Section* sec) {
for (i=0;i<0x40;i++) {
real_writed(0,i*4,CALLBACK_RealPointer(call_default));
}
real_writed(0,0x67*4,CALLBACK_RealPointer(call_default));
}