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Compile fix (2), same thing but for the ATI 68875 RAMDAC.

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This commit is contained in:
TC1995
2023-08-15 01:33:17 +02:00
parent 9808f62921
commit 80c645e821
1 changed files with 0 additions and 61 deletions
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61
src/video/vid_ati68875_ramdac.c
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@@ -36,20 +36,6 @@ typedef struct ati68875_ramdac_t {
uint8_t test_reg;
} ati68875_ramdac_t;
static void
ati68875_set_bpp(ati68875_ramdac_t *ramdac, svga_t *svga)
{
if (ramdac->mux_cntl == 0xff)
return;
if (ramdac->mux_cntl & 0x20)
svga->bpp = 8;
else {
svga->bpp = 24;
}
svga_recalctimings(svga);
}
void
ati68875_ramdac_out(uint16_t addr, int rs2, int rs3, uint8_t val, void *p, svga_t *svga)
{
@@ -77,7 +63,6 @@ ati68875_ramdac_out(uint16_t addr, int rs2, int rs3, uint8_t val, void *p, svga_
break;
case 0x0b: /* MUX Control Register (RS value = 1011) */
ramdac->mux_cntl = val;
ati68875_set_bpp(ramdac, svga);
break;
case 0x0c: /* Palette Page Register (RS value = 1100) */
ramdac->palette_page_sel = val;
@@ -87,8 +72,6 @@ ati68875_ramdac_out(uint16_t addr, int rs2, int rs3, uint8_t val, void *p, svga_
break;
case 0x0f: /* Reset State (RS value = 1111) */
ramdac->mux_cntl = 0x2d;
svga->bpp = 8;
svga_recalctimings(svga);
break;
}
@@ -130,53 +113,9 @@ ati68875_ramdac_in(uint16_t addr, int rs2, int rs3, void *p, svga_t *svga)
break;
case 0x0e: /* Test Register (RS value = 1110) */
switch (ramdac->test_reg & 0x07) {
case 0x00:
temp = ibm8514_on ? dev->dac_r : svga->dac_r;
break;
case 0x01:
temp = ibm8514_on ? dev->dac_g : svga->dac_g;
break;
case 0x02:
temp = ibm8514_on ? dev->dac_b : svga->dac_b;
break;
case 0x03:
temp = 0x75;
break;
case 0x04:
if (ibm8514_on) {
dev->dac_r++;
temp = dev->dac_r;
} else {
svga->dac_r++;
temp = svga->dac_r;
}
break;
case 0x05:
if (ibm8514_on) {
dev->dac_g++;
temp = dev->dac_g;
} else {
svga->dac_g++;
temp = svga->dac_g;
}
break;
case 0x06:
if (ibm8514_on) {
dev->dac_b++;
temp = dev->dac_b;
} else {
svga->dac_b++;
temp = svga->dac_b;
}
break;
case 0x07:
if (ramdac->test_reg & 0x80)
temp = ibm8514_on ? dev->dac_r : svga->dac_r;
else if (ramdac->test_reg & 0x40)
temp = ibm8514_on ? dev->dac_g : svga->dac_g;
else if (ramdac->test_reg & 0x20)
temp = ibm8514_on ? dev->dac_b : svga->dac_b;
break;
}
break;
}