80486DX2-66/86Box-fork
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The DAC used is now the BT485 (currently dummy) when the selected card has a Vision964 chip.

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OBattler
2016-07-24 03:57:28 +02:00
parent 4d676678e7
commit 87c90aa7ac
1 changed files with 8 additions and 2 deletions
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10
src/vid_s3.c
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@@ -754,7 +754,10 @@ void s3_out(uint16_t addr, uint8_t val, void *p)
case 0x3C6: case 0x3C7: case 0x3C8: case 0x3C9:
// pclog("Write RAMDAC %04X %02X %04X:%04X\n", addr, val, CS, pc);
sdac_ramdac_out(addr, val, &s3->ramdac, svga);
if (s3->chip != S3_VISION964)
sdac_ramdac_out(addr, val, &s3->ramdac, svga);
else
bt485_ramdac_out(addr, val, &s3->bt485_ramdac, svga);
return;
case 0x3D4:
@@ -906,7 +909,10 @@ uint8_t s3_in(uint16_t addr, void *p)
case 0x3c6: case 0x3c7: case 0x3c8: case 0x3c9:
// pclog("Read RAMDAC %04X %04X:%04X\n", addr, CS, pc);
return sdac_ramdac_in(addr, &s3->ramdac, svga);
if (s3->chip != S3_VISION964)
return sdac_ramdac_in(addr, &s3->ramdac, svga);
else
return bt485_ramdac_in(addr, &s3->bt485_ramdac, svga);
case 0x3d4:
return svga->crtcreg;