git.y1.nz

commit 21af55dcc045107e389b8e7978f8ad22e8a69b5a
parent 74cfa8c42424080e5df1c12ad709cb0c950a9e4b
Author: Lior Halphon <LIJI32@gmail.com>
Date:   Fri,  3 Oct 2025 21:10:23 +0300

Fix a bug that made reading PCMxx non-deterministic in rare edge cases on CGB-0 to CGB-C

Diffstat:
M
Core/apu.c
2
++

1 file changed, 2 insertions(+), 0 deletions(-)
diff --git a/Core/apu.c b/Core/apu.c
@@ -633,6 +633,8 @@ static void trigger_sweep_calculation(GB_gameboy_t *gb)
 void GB_apu_div_event(GB_gameboy_t *gb)
 {
     GB_apu_run(gb, true);
+    gb->apu.pcm_mask[0] = gb->apu.pcm_mask[1] = 0xFF;
+
     if (!gb->apu.global_enable) return;
     if (gb->apu.skip_div_event == GB_SKIP_DIV_EVENT_SKIP) {
         gb->apu.skip_div_event = GB_SKIP_DIV_EVENT_SKIPPED;

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