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[NTVDM]

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Fix bug with VGA DAC register access.


svn path=/branches/ntvdm/; revision=59729
This commit is contained in:
Aleksandar Andrejevic 2013-08-13 19:00:02 +00:00
parent 409b1ee254
commit 0c3e20ab89
1 changed files with 4 additions and 4 deletions
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8
subsystems/ntvdm/vga.c
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@ -98,7 +98,7 @@ static BYTE VgaCrtcRegisters[VGA_CRTC_MAX_REG];
static BYTE VgaAcIndex = VGA_AC_PAL_0_REG;
static BOOLEAN VgaAcLatch = FALSE;
static BYTE VgaAcRegisters[VGA_AC_MAX_REG];
static BYTE VgaDacIndex = 0;
static WORD VgaDacIndex = 0;
static BOOLEAN VgaDacReadWrite = FALSE;
static BYTE VgaDacRegisters[VGA_PALETTE_SIZE];
static HPALETTE PaletteHandle = NULL;
@ -957,7 +957,7 @@ BYTE VgaReadPort(WORD Port)
case VGA_DAC_WRITE_INDEX:
{
return VgaDacIndex;
return VgaDacIndex / 3;
}
case VGA_DAC_DATA:
@ -1066,7 +1066,7 @@ VOID VgaWritePort(WORD Port, BYTE Data)
case VGA_DAC_READ_INDEX:
{
VgaDacReadWrite = FALSE;
VgaDacIndex = Data % VGA_PALETTE_SIZE;
VgaDacIndex = Data * 3;
break;
}
@ -1074,7 +1074,7 @@ VOID VgaWritePort(WORD Port, BYTE Data)
case VGA_DAC_WRITE_INDEX:
{
VgaDacReadWrite = TRUE;
VgaDacIndex = Data % VGA_PALETTE_SIZE;
VgaDacIndex = Data * 3;
break;
}