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Correct Banshee subsystem ID.

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This commit is contained in:
SarahW 2020-11-30 22:29:51 +00:00
commit cd7b41f73a
1 changed files with 39 additions and 5 deletions
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44
src/vid_voodoo_banshee.c
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@ -2330,11 +2330,11 @@ static uint8_t banshee_pci_read(int func, int addr, void *p)
case 0x1a: ret = 0x00; break; case 0x1a: ret = 0x00; break;
case 0x1b: ret = 0x00; break; case 0x1b: ret = 0x00; break;
/*Undocumented, but Voodoo 3 BIOS checks this*/ /*Subsystem vendor ID*/
case 0x2c: ret = 0x1a; break; case 0x2c: ret = banshee->pci_regs[0x2c]; break;
case 0x2d: ret = 0x12; break; case 0x2d: ret = banshee->pci_regs[0x2d]; break;
case 0x2e: ret = (banshee->type == TYPE_V3_3000) ? 0x3a : 0x30; break; case 0x2e: ret = banshee->pci_regs[0x2e]; break;
case 0x2f: ret = 0x00; break; case 0x2f: ret = banshee->pci_regs[0x2f]; break;
case 0x30: ret = banshee->pci_regs[0x30] & 0x01; break; /*BIOS ROM address*/ case 0x30: ret = banshee->pci_regs[0x30] & 0x01; break; /*BIOS ROM address*/
case 0x31: ret = 0x00; break; case 0x31: ret = 0x00; break;
@ -2639,6 +2639,40 @@ static void *banshee_init_common(char *fn, int has_sgram, int type, int voodoo_t
ddc_init(); ddc_init();
switch (type)
{
case TYPE_BANSHEE:
if (has_sgram)
{
banshee->pci_regs[0x2c] = 0x1a;
banshee->pci_regs[0x2d] = 0x12;
banshee->pci_regs[0x2e] = 0x04;
banshee->pci_regs[0x2f] = 0x00;
}
else
{
banshee->pci_regs[0x2c] = 0x02;
banshee->pci_regs[0x2d] = 0x11;
banshee->pci_regs[0x2e] = 0x17;
banshee->pci_regs[0x2f] = 0x10;
}
break;
case TYPE_V3_2000:
banshee->pci_regs[0x2c] = 0x1a;
banshee->pci_regs[0x2d] = 0x12;
banshee->pci_regs[0x2e] = 0x30;
banshee->pci_regs[0x2f] = 0x00;
break;
case TYPE_V3_3000:
banshee->pci_regs[0x2c] = 0x1a;
banshee->pci_regs[0x2d] = 0x12;
banshee->pci_regs[0x2e] = 0x3a;
banshee->pci_regs[0x2f] = 0x00;
break;
}
return banshee; return banshee;
} }