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Merge pull request #3848 from iamgreaser/gm/banshee-8bit-ramdac

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Handle SVGA 8bit RAMDAC for Voodoo Banshee cards
This commit is contained in:
Miran Grča
2023-11-26 00:02:54 +01:00
committed by GitHub
parent 6f218b6360 d3897b57e8
commit 0525964783
1 changed files with 2 additions and 0 deletions
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2
src/video/vid_voodoo_banshee.c
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@@ -211,6 +211,7 @@ enum {
Agp_agpGraphicsStride = 0x10, Agp_agpGraphicsStride = 0x10,
}; };
#define VGAINIT0_RAMDAC_8BIT (1 << 2)
#define VGAINIT0_EXTENDED_SHIFT_OUT (1 << 12) #define VGAINIT0_EXTENDED_SHIFT_OUT (1 << 12)
#define VIDPROCCFG_VIDPROC_ENABLE (1 << 0) #define VIDPROCCFG_VIDPROC_ENABLE (1 << 0)
@@ -765,6 +766,7 @@ banshee_ext_outl(uint16_t addr, uint32_t val, void *priv)
break; break;
case Init_vgaInit0: case Init_vgaInit0:
banshee->vgaInit0 = val; banshee->vgaInit0 = val;
svga_set_ramdac_type(svga, (val & VGAINIT0_RAMDAC_8BIT ? RAMDAC_8BIT : RAMDAC_6BIT));
break; break;
case Init_vgaInit1: case Init_vgaInit1:
banshee->vgaInit1 = val; banshee->vgaInit1 = val;