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Fix vsync pulse position for CGA, Hercules, PCJr and Tandy machines. Set the display enable bit for mode 6.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3571
This commit is contained in:
Ralf Grillenberger 2010-04-04 21:07:27 +00:00
parent e8d765b625
commit b055c7a87f
1 changed files with 2 additions and 2 deletions
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4
src/ints/int10_modes.cpp
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@ -475,7 +475,7 @@ bool INT10_SetVideoMode_OTHER(Bit16u mode,bool clearmem) {
//Vertical displayed
IO_WriteW(crtc_base,0x06 | (CurMode->vdispend) << 8);
//Vertical sync position
IO_WriteW(crtc_base,0x07 | (CurMode->vdispend+1) << 8);
IO_WriteW(crtc_base,0x07 | (CurMode->vdispend + ((CurMode->vtotal - CurMode->vdispend)/2)-1) << 8);
//Maximum scanline
Bit8u scanline,crtpage;
scanline=8;
@ -504,7 +504,7 @@ bool INT10_SetVideoMode_OTHER(Bit16u mode,bool clearmem) {
//Setup the special registers for each machine type
Bit8u mode_control_list[0xa+1]={
0x2c,0x28,0x2d,0x29, //0-3
0x2a,0x2e,0x16,0x29, //4-7
0x2a,0x2e,0x1e,0x29, //4-7
0x2a,0x2b,0x3b //8-a
};
Bit8u mode_control_list_pcjr[0xa+1]={