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SiS 85c4xx: Gate two 471-specific changes in a 471 check, fixes the SiS 461 DECpc machine.

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OBattler
2025-05-06 19:48:50 +02:00
parent 4a417da09b
commit d27bd54bfa
1 changed files with 9 additions and 7 deletions
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16
src/chipset/sis_85c4xx.c
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@@ -595,12 +595,14 @@ sis_85c4xx_out(uint16_t port, uint8_t val, void *priv)
switch (rel_reg) { switch (rel_reg) {
case 0x00: case 0x00:
if (val & 0x01) { if (dev->is_471) {
kbc_at_set_fast_reset(0); if (val & 0x01) {
cpu_cpurst_on_sr = 1; kbc_at_set_fast_reset(0);
} else { cpu_cpurst_on_sr = 1;
kbc_at_set_fast_reset(1); } else {
cpu_cpurst_on_sr = 0; kbc_at_set_fast_reset(1);
cpu_cpurst_on_sr = 0;
}
} }
break; break;
@@ -614,7 +616,7 @@ sis_85c4xx_out(uint16_t port, uint8_t val, void *priv)
case 0x08: case 0x08:
if (valxor) if (valxor)
sis_85c4xx_recalcmapping(dev); sis_85c4xx_recalcmapping(dev);
if (rel_reg == 0x08) if ((rel_reg == 0x08) && dev->is_471)
flushmmucache(); flushmmucache();
break; break;