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GBA: Fix SOUNDCNT_X masking

This commit is contained in:
Jeffrey Pfau 2015-11-11 20:58:04 -08:00
parent d786077960
commit 770953a216
1 changed files with 1 additions and 1 deletions
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2
src/gba/io.c
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@ -393,7 +393,7 @@ void GBAIOWrite(struct GBA* gba, uint32_t address, uint16_t value) {
break;
case REG_SOUNDCNT_X:
GBAAudioWriteSOUNDCNT_X(&gba->audio, value);
value &= 0x00F0;
value &= 0x0080;
value |= gba->memory.io[REG_SOUNDCNT_X >> 1] & 0xF;
break;
case REG_SOUNDBIAS: