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Headland: Make ROMCS Disable bit only affect E0000-EFFFF per the HT18 datasheet

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win2kgamer
2026-02-04 20:07:21 -06:00
parent 98d00abde3
commit 460c8c7393
1 changed files with 3 additions and 2 deletions
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5
src/chipset/headland.c
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@@ -220,9 +220,10 @@ memmap_state_default(headland_t *dev, uint8_t ht_romcs)
mem_mapping_disable(&dev->mid_mapping);
if (ht_romcs)
mem_set_mem_state(0x0e0000, 0x20000, MEM_READ_ROMCS | MEM_WRITE_ROMCS);
mem_set_mem_state(0x0e0000, 0x10000, MEM_READ_ROMCS | MEM_WRITE_ROMCS);
else
mem_set_mem_state(0x0e0000, 0x20000, MEM_READ_EXTERNAL | MEM_WRITE_EXTERNAL);
mem_set_mem_state(0x0e0000, 0x10000, MEM_READ_EXTERNAL | MEM_WRITE_EXTERNAL);
mem_set_mem_state(0x0f0000, 0x10000, MEM_READ_ROMCS | MEM_WRITE_ROMCS);
mem_set_mem_state(0xfe0000, 0x20000, MEM_READ_ROMCS | MEM_WRITE_ROMCS);
mem_mapping_disable(&dev->shadow_mapping[0]);