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dos gcc 2.95 asm fixes (d1x r1.2)

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Bradley Bell 2004-05-21 01:31:49 +00:00
parent ee7e591823
commit 6469a06ecb
2 changed files with 27 additions and 10 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2004-05-20 Matthew Mueller <donut@dakotacom.net>
* arch/dos/vesa.c: dos gcc 2.95 asm fixes (d1x r1.2)
2004-05-20 Victor Rachels <sekmu@tisiphone.dhs.org>
* arch/dos/init.c, arch/dos/mouse.c: added new arg and printfs for

33
arch/dos/vesa.c
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@ -1,12 +1,15 @@
/*
* $Source: /cvs/cvsroot/d2x/arch/dos/vesa.c,v $
* $Revision: 1.3 $
* $Author: bradleyb $
* $Date: 2001-10-19 09:01:56 $
* $Revision: 1.4 $
* $Author: btb $
* $Date: 2004-05-21 01:31:49 $
*
* Dos VESA
*
* $Log: not supported by cvs2svn $
* Revision 1.3 2001/10/19 09:01:56 bradleyb
* Moved arch/sdl_* to arch/sdl
*
* Revision 1.2 2001/01/29 13:35:08 bradleyb
* Fixed build system, minor fixes
*
@ -105,25 +108,35 @@ int gr_vesa_setmode(int mode) {
return (ret == 0x4f) ? 0 : 4;
}
inline void gr_vesa_setpage(int bank) {
inline void gr_vesa_setpage(int bank)
{
int dummy[1];
if (bank != lastbank)
asm volatile("int $0x10"
: : "a" (0x4f05), "b" (0), "d" ((lastbank = bank) << bankshift));
asm volatile("int $0x10"
: "a" (dummy[0])
: "0" (0x4f05), "b" (0), "d" ((lastbank = bank) << bankshift));
}
void gr_vesa_incpage() {
gr_vesa_setpage(lastbank + 1);
}
void gr_vesa_setstart(int col, int row) {
void gr_vesa_setstart(int col, int row)
{
int dummy;
asm volatile("int $0x10"
: : "a" (0x4f07), "b" (0), "c" (col), "d" (row));
: "=a" (dummy) : "0" (0x4f07), "b" (0), "c" (col), "d" (row));
}
int gr_vesa_setlogical(int line_width) {
int gr_vesa_setlogical(int line_width)
{
int ret;
int dummy;
asm volatile("int $0x10"
: "=c" (ret) : "a" (0x4f07), "b" (0), "c" (line_width));
: "=c" (ret), "=a" (dummy) : "1" (0x4f07), "b" (0), "c" (line_width));
return ret;
}