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NEAT/NEATsx: Fix the EMS enabled condition in the RAM remapping function, fixes 386 enhanced mode operations on the OKI IF386AX.

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OBattler
2025-03-25 01:47:34 +01:00
parent e041fd551b
commit db6e74a3b9
1 changed files with 4 additions and 3 deletions
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7
src/chipset/neat.c
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@@ -686,9 +686,10 @@ remap_update(neat_t *dev, uint8_t val)
mem_mapping_set_addr(&ram_low_mapping, 0x00000000, dev->remap_base << 10);
if (dev->remap_base > 1024) {
mem_mapping_set_addr(&ram_high_mapping, 0x00100000, (dev->remap_base << 10) - 0x00100000);
mem_mapping_set_exec(&ram_high_mapping, &(ram[(val & RB7_EMSEN) ? 0x00100000 :
(0x00100000 + (dev->ems_size << 10))]));
uint32_t base = (val & RB7_EMSEN) ? (0x00100000 + (dev->ems_size << 10)) : 0x00100000;
mem_mapping_set_addr(&ram_high_mapping, base, (dev->remap_base << 10) - 0x00100000);
mem_mapping_set_exec(&ram_high_mapping, &(ram[base]));
} else
mem_mapping_disable(&ram_high_mapping);