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Minor fixes to the S3 SDAC.

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This commit is contained in:
TC1995
2018-09-22 18:40:29 +02:00
parent d00afbc5d7
commit 9031ccedfb
3 changed files with 93 additions and 93 deletions
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10
src/video/vid_s3.c
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@@ -8,7 +8,7 @@
*
* S3 emulation.
*
* Version: @(#)vid_s3.c 1.0.17 2018/09/21
* Version: @(#)vid_s3.c 1.0.18 2018/09/22
*
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
@@ -1033,9 +1033,9 @@ void s3_out(uint16_t addr, uint8_t val, void *p)
else
{
if ((svga->crtc[0x55] & 1) || (svga->crtc[0x43] & 2))
sdac_ramdac_out((addr & 3) | 4, val, &s3->ramdac, svga);
sdac_ramdac_out(addr, 1, val, &s3->ramdac, svga);
else
sdac_ramdac_out(addr & 3, val, &s3->ramdac, svga);
sdac_ramdac_out(addr, 0, val, &s3->ramdac, svga);
}
return;
@@ -1204,8 +1204,8 @@ uint8_t s3_in(uint16_t addr, void *p)
if (s3->chip == S3_TRIO32 || s3->chip == S3_TRIO64)
return svga_in(addr, svga);
if ((svga->crtc[0x55] & 1) || (svga->crtc[0x43] & 2))
return sdac_ramdac_in((addr & 3) | 4, &s3->ramdac, svga);
return sdac_ramdac_in(addr & 3, &s3->ramdac, svga);
return sdac_ramdac_in(addr, 1, &s3->ramdac, svga);
return sdac_ramdac_in(addr, 0, &s3->ramdac, svga);
case 0x3d4:
return svga->crtcreg;