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Bring the AN430TX out of the Dev branch in form of the Packard Bell PB790.

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OBattler
2025-05-28 04:20:25 +02:00
parent 27673a68b5
commit 83224dcade
5 changed files with 71 additions and 78 deletions
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13
src/chipset/intel_4x0.c
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@@ -1013,7 +1013,8 @@ i4x0_write(int func, int addr, uint8_t val, void *priv)
case INTEL_430TX:
if (!dev->smram_locked) {
i4x0_smram_handler_phase0(dev);
regs[0x71] = (regs[0x71] & 0x20) | (val & 0xdf);
regs[0x71] = (regs[0x71] & 0x60) | (val & 0x9f);
regs[0x71] &= (val & 0x40);
i4x0_smram_handler_phase1(dev);
}
break;
@@ -1041,9 +1042,11 @@ i4x0_write(int func, int addr, uint8_t val, void *priv)
regs[0x72] = (val & 0x7f);
else
regs[0x72] = (regs[0x72] & 0x87) | (val & 0x78);
dev->smram_locked = (val & 0x10);
if (dev->smram_locked)
regs[0x72] &= 0xbf;
if (val & 0x08) {
dev->smram_locked = (val & 0x10);
if (dev->smram_locked)
regs[0x72] &= 0xbf;
}
}
} else {
if (dev->smram_locked)
@@ -1577,6 +1580,8 @@ i4x0_reset(void *priv)
dev->regs[0x68 + i] = 0x00;
}
dev->smram_locked = 0;
if (dev->type >= INTEL_430FX) {
dev->regs[0x72] &= 0xef; /* Forcibly unlock the SMRAM register. */
i4x0_write(0, 0x72, 0x02, priv);