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Merge pull request #6779 from win2kgamer/ht18-romcs

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Headland: Make ROMCS Disable bit only affect E0000-EFFFF per the datasheet
This commit is contained in:
Miran Grča
2026-02-05 03:18:50 +01:00
committed by GitHub
parent 98d00abde3 460c8c7393
commit 051efe287d
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]);