Max/SameBoy
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fixed incorrect DMA validity check, fixing The Smurfs 3

Browse Source
This commit is contained in:
Lior Halphon 2016-04-09 15:00:29 +03:00
parent 80d03f3c91
commit de95e6f6fc
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
Core/memory.c
View File

@ -396,11 +396,12 @@ static void write_high_memory(GB_gameboy_t *gb, unsigned short addr, unsigned ch
return; return;
case GB_IO_DMA: case GB_IO_DMA:
if (value <= 0xD0) { if (value <= 0xF1) { /* According to Pan Docs */
for (unsigned char i = 0xA0; i--;) { for (unsigned char i = 0xA0; i--;) {
gb->oam[i] = read_memory(gb, (value << 8) + i); gb->oam[i] = read_memory(gb, (value << 8) + i);
} }
} }
/* else { what? } */
/* Todo: measure this value */ /* Todo: measure this value */
gb->dma_cycles = 640; gb->dma_cycles = 640;
return; return;