ShuriZma
/
mgba
mirror of https://github.com/mgba-emu/mgba.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GBA Cheats: Let VBA-style codes patch ROM (fixes #3423)

This commit is contained in:
Vicki Pfau 2025-02-23 22:49:08 -08:00
parent 332b1b8bc3
commit 406a202157
2 changed files with 20 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
CHANGES
View File

@ -3,6 +3,7 @@ Other fixes:
- ARM Debugger: Fix disassembly of ror r0 barrel shift (fixes mgba.io/i/3412)
- FFmpeg: Fix failing to record videos with CRF video (fixes mgba.io/i/3368)
- GB Core: Fix cloning savedata when backing file is outdated (fixes mgba.io/i/3388)
- GBA Cheats: Let VBA-style codes patch ROM (fixes mgba.io/i/3423)
- GBA Core: Fix booting into BIOS when skip BIOS is enabled
- GBA Hardware: Fix loading states unconditionally overwriting GPIO memory
Misc:

27
src/gba/cheats.c
View File

@ -180,14 +180,25 @@ bool GBACheatAddVBALine(struct GBACheatSet* cheats, const char* line) {
return false;
}
struct mCheat* cheat = mCheatListAppend(&cheats->d.list);
cheat->address = address;
cheat->operandOffset = 0;
cheat->addressOffset = 0;
cheat->repeat = 1;
cheat->type = CHEAT_ASSIGN;
cheat->width = width;
cheat->operand = value;
if (address < BASE_CART0 || address >= BASE_CART_SRAM) {
struct mCheat* cheat = mCheatListAppend(&cheats->d.list);
memset(cheat, 0, sizeof(*cheat));
cheat->address = address;
cheat->operandOffset = 0;
cheat->addressOffset = 0;
cheat->repeat = 1;
cheat->type = CHEAT_ASSIGN;
cheat->width = width;
cheat->operand = value;
} else {
struct mCheatPatch* patch = mCheatPatchListAppend(&cheats->d.romPatches);
memset(patch, 0, sizeof(*patch));
patch->width = width;
patch->address = address;
patch->segment = 0;
patch->value = value;
patch->check = false;
}
return true;
}