spu: adjust irqs again

[pcsx_rearmed.git] / libpcsxcore / psxdma.c

diff --git a/libpcsxcore/psxdma.c b/libpcsxcore/psxdma.c
index 42fb3ba..c0aee7e 100644 (file)
--- a/libpcsxcore/psxdma.c
+++ b/libpcsxcore/psxdma.c
@@ -64,6 +64,9 @@ void psxDma4(u32 madr, u32 bcr, u32 chcr) { // SPU
                                break;
                        SPU_writeDMAMem(ptr, words_copy * 2, psxRegs.cycle);
                        HW_DMA4_MADR = SWAPu32(madr + words_copy * 2);
+                       // This should be much slower, like 12+ cycles/byte, it's like
+                       // that because the CPU runs too fast and fifo is not emulated.
+                       // See also set_dma_end().
                        SPUDMA_INT(words * 4);
                        return;