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Add wide DAC to RIVA TNT

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This commit is contained in:
Melissa Goad
2016-10-06 14:46:53 -05:00
parent dcc9d70327
commit f4bd5f6776
1 changed files with 7 additions and 2 deletions
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9
src/vid_nv_rivatnt.c
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@@ -1012,8 +1012,6 @@ static void rivatnt_out(uint16_t addr, uint8_t val, void *p)
switch(svga->crtcreg)
{
case 0x1a:
//if(val & 2) svga->dac8bit = 1;
//else svga->dac8bit = 0;
svga_recalctimings(svga);
break;
case 0x1e:
@@ -1219,6 +1217,13 @@ static void rivatnt_recalctimings(svga_t *svga)
svga->render = svga_render_32bpp_highres;
break;
}
if((svga->crtc[0x28] & 3) != 0)
{
if(svga->crtc[0x1a] & 2) svga_set_ramdac_type(svga, RAMDAC_6BIT);
else svga_set_ramdac_type(svga, RAMDAC_8BIT);
}
else svga_set_ramdac_type(svga, RAMDAC_6BIT);
if (((svga->miscout >> 2) & 2) == 2)
{