chore: implement I/O regsister for Minish Cap

2022-04-25 08:01:34 -05:00
parent 81db06d2fc
commit f4a48d536c
2 changed files with 7 additions and 6 deletions
--- a/src/bus/io.zig
+++ b/src/bus/io.zig
@@ -124,6 +124,7 @@ pub fn read(bus: *const Bus, comptime T: type, address: u32) T {
            0x0400_0079 => bus.apu.ch4.envelope.raw,
            0x0400_007C => bus.apu.ch4.poly.raw,
            0x0400_0081 => @truncate(T, bus.apu.psg_cnt.raw >> 8),
+            0x0400_0084 => bus.apu.soundCntX(),
            0x0400_0089 => @truncate(T, bus.apu.bias.raw >> 8),

            // Serial Communication 1