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New memory/segments and saving 32bit regs now on user mouse handler

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@177
This commit is contained in:
Sjoerd van der Berg 2002-08-19 12:56:40 +00:00
parent 95849cbc04
commit fcfadf7048
1 changed files with 12 additions and 11 deletions
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23
src/ints/mouse.cpp
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@ -227,7 +227,7 @@ static Bitu INT33_Handler(void) {
break;
case 0x0c: /* Define interrupt subroutine parameters */
mouse.sub_mask=reg_cx;
mouse.sub_seg=Segs[es].value;
mouse.sub_seg=SegValue(es);
mouse.sub_ofs=reg_dx;
break;
case 0x0f: /* Define mickey/pixel rate */
@ -245,12 +245,12 @@ static Bitu INT33_Handler(void) {
Bit16u oldMask= mouse.sub_mask;
// Set new values
mouse.sub_mask= reg_cx;
mouse.sub_seg = Segs[es].value;
mouse.sub_seg = SegValue(es);
mouse.sub_ofs = reg_dx;
// Return old values
reg_cx = oldMask;
reg_dx = oldOfs;
SetSegment_16(es,oldSeg);
SegSet16(es,oldSeg);
}; break;
case 0x1c: /* Set interrupt rate */
/* Can't really set a rate this is host determined */
@ -277,11 +277,11 @@ static Bitu INT74_Handler(void) {
/* Check for an active Interrupt Handler that will get called */
if (mouse.sub_mask & mouse.event_queue[mouse.events].type) {
/* Save lot's of registers */
Bit16u oldax,oldbx,oldcx,olddx,oldsi,olddi;
Bit16u oldds,oldes,oldss,oldbp,oldsp;
oldax=reg_ax;oldbx=reg_bx;oldcx=reg_cx;olddx=reg_dx;oldsi=reg_si;olddi=reg_di;
oldbp=reg_bp;oldsp=reg_sp;
oldds=Segs[ds].value; oldes=Segs[es].value; oldss=Segs[ss].value; // Save segments
Bit32u oldeax,oldebx,oldecx,oldedx,oldesi,oldedi,oldebp,oldesp;
Bit16u oldds,oldes,oldss;
oldeax=reg_eax;oldebx=reg_ebx;oldecx=reg_ecx;oldedx=reg_edx;
oldesi=reg_esi;oldedi=reg_edi;oldebp=reg_ebp;oldesp=reg_esp;
oldds=SegValue(ds); oldes=SegValue(es); oldss=SegValue(ss); // Save segments
reg_ax=mouse.event_queue[mouse.events].type;
reg_bx=mouse.event_queue[mouse.events].buttons;
reg_cx=POS_X;
@ -293,9 +293,10 @@ static Bitu INT74_Handler(void) {
mouse.mickey_y=0;
}
CALLBACK_RunRealFar(mouse.sub_seg,mouse.sub_ofs);
reg_ax=oldax;reg_bx=oldbx;reg_cx=oldcx;reg_dx=olddx;reg_si=oldsi;reg_di=olddi;
SetSegment_16(ds,oldds); SetSegment_16(es,oldes); SetSegment_16(ss,oldss); // Save segments
reg_bp=oldbp; reg_sp=oldsp;
reg_eax=oldeax;reg_ebx=oldebx;reg_ecx=oldecx;reg_edx=oldedx;
reg_esi=oldesi;reg_edi=oldedi;reg_ebp=oldebp;reg_esp=oldesp;
SegSet16(ds,oldds); SegSet16(es,oldes); SegSet16(ss,oldss); // Save segments
}
}
IO_Write(0xa0,0x20);