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Removed the ET4000AX RAM detection hack, the Kasang Korean card should now work again.

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OBattler
2020-06-06 18:02:24 +02:00
parent fbf9d22663
commit 2536c4c2cf
1 changed files with 0 additions and 50 deletions
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50
src/video/vid_et4000.c
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@@ -277,56 +277,6 @@ et4000_out(uint16_t addr, uint8_t val, void *priv)
svga_recalctimings(svga); svga_recalctimings(svga);
} }
} }
/*
* Note - Silly hack to determine video memory
* size automatically by ET4000 BIOS.
*/
if ((svga->crtcreg == 0x37) && (dev->type != 1)) {
switch (val & 0x0b) {
case 0x00:
case 0x01:
if (svga->vram_max == 64 * 1024)
mem_mapping_enable(&svga->mapping);
else
mem_mapping_disable(&svga->mapping);
break;
case 0x02:
if (svga->vram_max == 128 * 1024)
mem_mapping_enable(&svga->mapping);
else
mem_mapping_disable(&svga->mapping);
break;
case 0x03:
case 0x08:
case 0x09:
if (svga->vram_max == 256 * 1024)
mem_mapping_enable(&svga->mapping);
else
mem_mapping_disable(&svga->mapping);
break;
case 0x0a:
if (svga->vram_max == 512 * 1024)
mem_mapping_enable(&svga->mapping);
else
mem_mapping_disable(&svga->mapping);
break;
case 0x0b:
if (svga->vram_max == 1024 * 1024)
mem_mapping_enable(&svga->mapping);
else
mem_mapping_disable(&svga->mapping);
break;
default:
mem_mapping_enable(&svga->mapping);
break;
}
}
break; break;
} }