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Merge pull request #3990 from 86Box/tc1995

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S3 mode fixes (1):
This commit is contained in:
Miran Grča
2024-01-04 00:41:42 +01:00
committed by GitHub
parent 356ac8acbe 4317155167
commit d62a82af4d
1 changed files with 75 additions and 3 deletions
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78
src/video/vid_s3.c
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@@ -3233,7 +3233,7 @@ s3_recalctimings(svga_t *svga)
#endif
if ((svga->gdcreg[5] & 0x40) && (svga->crtc[0x3a] & 0x10)) {
//pclog("BPP=%d, pitch=%d, width=%02x, double?=%x, 16bit?=%d, highres?=%d, attr=%02x.\n", svga->bpp, s3->width, svga->crtc[0x50], svga->crtc[0x31] & 0x02, s3->color_16bit, s3->accel.advfunc_cntl & 4, svga->attrregs[0x10] & 0x40);
pclog("BPP=%d, pitch=%d, width=%02x, double?=%x, 16bit?=%d, highres?=%d, attr=%02x.\n", svga->bpp, s3->width, svga->crtc[0x50], svga->crtc[0x31] & 0x02, s3->color_16bit, s3->accel.advfunc_cntl & 4, svga->attrregs[0x10] & 0x40);
switch (svga->bpp) {
case 8:
svga->render = svga_render_8bpp_highres;
@@ -3433,6 +3433,23 @@ s3_recalctimings(svga_t *svga)
break;
}
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION868:
switch (s3->card_type) {
case S3_PHOENIX_VISION868:
@@ -3452,7 +3469,16 @@ s3_recalctimings(svga_t *svga)
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}
@@ -3585,6 +3611,23 @@ s3_recalctimings(svga_t *svga)
break;
}
break;
case S3_VISION964:
switch (s3->card_type) {
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}
break;
case S3_VISION968:
switch (s3->card_type) {
case S3_NUMBER9_9FX_771:
@@ -3593,7 +3636,16 @@ s3_recalctimings(svga_t *svga)
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}
@@ -3760,6 +3812,16 @@ s3_recalctimings(svga_t *svga)
break;
}
break;
case S3_ELSAWIN2KPROX_964:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}
@@ -3772,6 +3834,16 @@ s3_recalctimings(svga_t *svga)
if (svga->hdisp == 832)
svga->hdisp -= 32;
break;
case S3_ELSAWIN2KPROX:
switch (s3->width) {
case 1280:
case 1600:
svga->hdisp <<= 1;
break;
default:
break;
}
break;
default:
break;
}