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Revert "Revert "Merge branch 'feature/machine_and_kb' into master""

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This reverts commit f2cd3756dd.
This commit is contained in:
OBattler
2021-07-04 17:40:39 +02:00
parent 3b61d8a4d1
commit 4f6df76f10
77 changed files with 11883 additions and 3484 deletions
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32
src/chipset/opti895.c
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@@ -43,6 +43,7 @@ typedef struct
} opti895_t;
#define ENABLE_OPTI895_LOG 1
#ifdef ENABLE_OPTI895_LOG
int opti895_do_log = ENABLE_OPTI895_LOG;
@@ -91,11 +92,15 @@ opti895_recalc(opti895_t *dev)
shflags = MEM_READ_INTERNAL;
shflags |= (dev->regs[0x22] & ((base >= 0xe0000) ? 0x08 : 0x10)) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL;
} else {
if (dev->regs[0x26] & 0x40) {
shflags = MEM_READ_EXTANY;
shflags = (dev->regs[0x2d] & (1 << ((i >> 1) + 2))) ? MEM_READ_EXTANY : MEM_READ_EXTERNAL;
if (dev->regs[0x26] & 0x40)
shflags |= (dev->regs[0x22] & ((base >= 0xe0000) ? 0x08 : 0x10)) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL;
} else
shflags = MEM_READ_EXTANY | MEM_WRITE_EXTANY;
else {
if (dev->regs[0x26] & 0x80)
shflags |= (dev->regs[0x2d] & (1 << ((i >> 1) + 2))) ? MEM_WRITE_EXTANY : MEM_WRITE_EXTERNAL;
else
shflags |= MEM_WRITE_EXTERNAL;
}
}
mem_set_mem_state_both(base, 0x4000, shflags);
@@ -108,17 +113,21 @@ opti895_recalc(opti895_t *dev)
shflags = MEM_READ_INTERNAL;
shflags |= (dev->regs[0x26] & 0x20) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL;
} else {
if (dev->regs[0x26] & 0x40) {
shflags = MEM_READ_EXTANY;
shflags = (dev->regs[0x2d] & (1 << (i >> 1))) ? MEM_READ_EXTANY : MEM_READ_EXTERNAL;
if (dev->regs[0x26] & 0x40)
shflags |= (dev->regs[0x26] & 0x20) ? MEM_WRITE_DISABLED : MEM_WRITE_INTERNAL;
} else
shflags = MEM_READ_EXTANY | MEM_WRITE_EXTANY;
else {
if (dev->regs[0x26] & 0x80)
shflags |= (dev->regs[0x2d] & (1 << (i >> 1))) ? MEM_WRITE_EXTANY : MEM_WRITE_EXTERNAL;
else
shflags |= MEM_WRITE_EXTERNAL;
}
}
mem_set_mem_state_both(base, 0x4000, shflags);
}
flushmmucache();
flushmmucache_nopc();
}
@@ -138,7 +147,7 @@ opti895_write(uint16_t addr, uint8_t val, void *priv)
}
break;
case 0x24:
if (((dev->idx >= 0x20) && (dev->idx <= 0x2c)) ||
if (((dev->idx >= 0x20) && (dev->idx <= 0x2f)) ||
((dev->idx >= 0xe0) && (dev->idx <= 0xef))) {
dev->regs[dev->idx] = val;
opti895_log("dev->regs[%04x] = %08x\n", dev->idx, val);
@@ -152,6 +161,7 @@ opti895_write(uint16_t addr, uint8_t val, void *priv)
case 0x22:
case 0x23:
case 0x26:
case 0x2d:
opti895_recalc(dev);
break;
@@ -195,7 +205,7 @@ opti895_read(uint16_t addr, void *priv)
ret = dev->regs[dev->idx];
break;
case 0x24:
if (((dev->idx >= 0x20) && (dev->idx <= 0x2c)) ||
if (((dev->idx >= 0x20) && (dev->idx <= 0x2f)) ||
((dev->idx >= 0xe0) && (dev->idx <= 0xef))) {
ret = dev->regs[dev->idx];
if (dev->idx == 0xe0)