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Implemented B8000/C0000 video RAM access toggle on Tandy 1000 SX and HX, fixes #4670.

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OBattler
2024-08-05 01:22:39 +02:00
parent eee7c39b84
commit c2ec03954f
1 changed files with 4 additions and 0 deletions
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4
src/machine/m_tandy.c
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@@ -1589,6 +1589,10 @@ tandy_write(uint16_t addr, uint8_t val, void *priv)
mem_mapping_set_addr(&dev->ram_mapping, mem_mapping_set_addr(&dev->ram_mapping,
((val >> 1) & 7) * 128 * 1024, 0x20000); ((val >> 1) & 7) * 128 * 1024, 0x20000);
} }
if (val & 0x01)
mem_mapping_set_addr(&dev->vid->mapping, 0xc0000, 0x10000);
else
mem_mapping_set_addr(&dev->vid->mapping, 0xb8000, 0x8000);
dev->ram_bank = val; dev->ram_bank = val;
break; break;