paoda/zba
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

feat: implement Noise

Browse Source 
Kirby & The Amazing Mirror crashes only in ReleaseSafe / ReleaseBug.

TODO: Figure out why
This commit is contained in:
Rekai Nyangadzayi Musuka
2022-04-21 02:40:02 -03:00
parent 2f07c18f0b
commit 85e8ca9146
3 changed files with 183 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/bus/io.zig
View File

@@ -236,11 +236,17 @@ pub fn write(bus: *Bus, comptime T: type, address: u32, value: T) void {
0x0400_0060 => bus.apu.ch1.sweep.raw = @truncate(u8, value), // Channel 1
0x0400_0062 => bus.apu.ch1.setSoundCntH(value),
0x0400_0064 => bus.apu.ch1.setFreq(&bus.apu.fs, value),
0x0400_0068 => bus.apu.ch2.setSoundCntH(value), // Channel 2
0x0400_006C => bus.apu.ch2.setFreq(&bus.apu.fs, value),
0x0400_0070 => bus.apu.ch3.setWaveSelect(@truncate(u8, value)), // Channel 3
0x0400_0072 => bus.apu.ch3.setSoundCntH(value),
0x0400_0074 => bus.apu.ch3.setFreq(&bus.apu.fs, value),
0x0400_0078 => bus.apu.ch4.setSoundCntL(value), // Channel 4
0x0400_007C => bus.apu.ch4.setSoundCntH(&bus.apu.fs, value),
0x0400_0080 => bus.apu.psg_cnt.raw = value,
0x0400_0082 => bus.apu.setDmaCnt(value),
0x0400_0084 => bus.apu.setSoundCntX(value >> 7 & 1 == 1),
@@ -324,19 +330,23 @@ pub fn write(bus: *Bus, comptime T: type, address: u32, value: T) void {
0x0400_0063 => bus.apu.ch1.envelope.raw = value,
0x0400_0064 => bus.apu.ch1.setFreqLow(value),
0x0400_0065 => bus.apu.ch1.setFreqHigh(&bus.apu.fs, value),
0x0400_0068 => bus.apu.ch2.duty.raw = value, // Channel 2
0x0400_0069 => bus.apu.ch2.envelope.raw = value,
0x0400_006C => bus.apu.ch2.setFreqLow(value),
0x0400_006D => bus.apu.ch2.setFreqHigh(&bus.apu.fs, value),
0x0400_0070 => bus.apu.ch3.setWaveSelect(value), // Channel 3
0x0400_0072 => bus.apu.ch3.setLength(value),
0x0400_0073 => bus.apu.ch3.vol.raw = value,
0x0400_0074 => bus.apu.ch3.setFreqLow(value),
0x0400_0075 => bus.apu.ch3.setFreqHigh(&bus.apu.fs, value),
0x0400_0078 => bus.apu.ch4.len = @truncate(u6, value),
0x0400_0079 => bus.apu.ch4.envelope.raw = value,
0x0400_0078 => bus.apu.ch4.setLength(value), // Channel 4
0x0400_0079 => bus.apu.ch4.setEnvelope(value),
0x0400_007C => bus.apu.ch4.poly.raw = value,
0x0400_007D => bus.apu.ch4.cnt.raw = value,
0x0400_007D => bus.apu.ch4.setCnt(&bus.apu.fs, value),
0x0400_0080 => bus.apu.setSoundCntLLow(value),
0x0400_0081 => bus.apu.setSoundCntLHigh(value),
0x0400_0084 => bus.apu.setSoundCntX(value >> 7 & 1 == 1),