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added patch 1234528 from kippesoep

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2231
This commit is contained in:
Peter Veenstra 2005-07-08 13:39:25 +00:00
parent 46b9b106a4
commit 449475435c
1 changed files with 6 additions and 1 deletions
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7
src/ints/int10_pal.cpp
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@ -75,6 +75,7 @@ void INT10_GetSinglePaletteRegister(Bit8u reg,Bit8u * val) {
IO_Read(VGAREG_ACTL_RESET);
IO_Write(VGAREG_ACTL_ADDRESS,reg+32);
*val=IO_Read(VGAREG_ACTL_READ_DATA);
IO_Write(VGAREG_ACTL_WRITE_DATA,*val);
}
}
@ -82,6 +83,7 @@ void INT10_GetOverscanBorderColor(Bit8u * val) {
IO_Read(VGAREG_ACTL_RESET);
IO_Write(VGAREG_ACTL_ADDRESS,0x11+32);
*val=IO_Read(VGAREG_ACTL_READ_DATA);
IO_Write(VGAREG_ACTL_WRITE_DATA,*val);
}
void INT10_GetAllPaletteRegisters(PhysPt data) {
@ -136,9 +138,10 @@ void INT10_SelectDACPage(Bit8u function,Bit8u mode) {
if (!function) { //Select paging mode
if (mode) old10|=0x80;
else old10&=0x7f;
IO_Write(VGAREG_ACTL_ADDRESS,0x10);
//IO_Write(VGAREG_ACTL_ADDRESS,0x10);
IO_Write(VGAREG_ACTL_WRITE_DATA,old10);
} else { //Select page
IO_Write(VGAREG_ACTL_WRITE_DATA,old10);
if (!(old10 & 0x80)) mode<<=2;
mode&=0xf;
IO_Write(VGAREG_ACTL_ADDRESS,0x14);
@ -151,9 +154,11 @@ void INT10_GetDACPage(Bit8u* mode,Bit8u* page) {
IO_Read(VGAREG_ACTL_RESET);
IO_Write(VGAREG_ACTL_ADDRESS,0x10);
Bit8u reg10=IO_Read(VGAREG_ACTL_READ_DATA);
IO_Write(VGAREG_ACTL_WRITE_DATA,reg10);
*mode=(reg10&0x80)?0x01:0x00;
IO_Write(VGAREG_ACTL_ADDRESS,0x14);
*page=IO_Read(VGAREG_ACTL_READ_DATA);
IO_Write(VGAREG_ACTL_WRITE_DATA,*page);
if(*mode) {
*page&=0xf;
} else {