Bus: Mirror BIOS area up to 4MB

Fixes bus error when using PS2 BIOS.
2024-07-18 18:07:06 +10:00
parent 7217536fdd
commit 19063d4288
2 changed files with 4 additions and 3 deletions
--- a/src/core/bus.h
+++ b/src/core/bus.h
@ -75,6 +75,7 @@ enum : u32
  EXP3_MASK = EXP3_SIZE - 1,
  BIOS_BASE = 0x1FC00000,
  BIOS_SIZE = 0x80000,
+  BIOS_MIRROR_SIZE = 0x400000,
  BIOS_MASK = 0x7FFFF,
 };