spu: try to improve timing

[pcsx_rearmed.git] / libpcsxcore / new_dynarec / pcsxmem.c

diff --git a/libpcsxcore/new_dynarec/pcsxmem.c b/libpcsxcore/new_dynarec/pcsxmem.c
index da5b67e..7c670f8 100644 (file)
--- a/libpcsxcore/new_dynarec/pcsxmem.c
+++ b/libpcsxcore/new_dynarec/pcsxmem.c
@@ -180,6 +180,19 @@ make_dma_func(3)
 make_dma_func(4)
 make_dma_func(6)
 
+static u32 io_spu_read16(u32 addr)
+{
+       return SPU_readRegister(addr, psxRegs.cycle);
+}
+
+static u32 io_spu_read32(u32 addr)
+{
+       u32 ret;
+       ret  = SPU_readRegister(addr, psxRegs.cycle);
+       ret |= SPU_readRegister(addr + 2, psxRegs.cycle) << 16;
+       return ret;
+}
+
 static void io_spu_write16(u32 value)
 {
        // meh
@@ -387,6 +400,11 @@ void new_dyna_pcsx_mem_init(void)
        map_item(&mem_iortab[IOMEM8(0x1802)], cdrRead2, 1);
        map_item(&mem_iortab[IOMEM8(0x1803)], cdrRead3, 1);
 
+       for (i = 0x1c00; i < 0x2000; i += 2) {
+               map_item(&mem_iortab[IOMEM16(i)], io_spu_read16, 1);
+               map_item(&mem_iortab[IOMEM32(i)], io_spu_read32, 1);
+       }
+
        // write(u32 data)
        map_item(&mem_iowtab[IOMEM32(0x1040)], io_write_sio32, 1);
        map_item(&mem_iowtab[IOMEM32(0x1070)], psxHwWriteIstat, 1);
@@ -456,14 +474,8 @@ void new_dyna_pcsx_mem_init(void)
 
 void new_dyna_pcsx_mem_reset(void)
 {
-       int i;
-
        // plugins might change so update the pointers
        map_item(&mem_iortab[IOMEM32(0x1810)], GPU_readData, 1);
-
-       for (i = 0x1c00; i < 0x2000; i += 2)
-               map_item(&mem_iortab[IOMEM16(i)], SPU_readRegister, 1);
-
        map_item(&mem_iowtab[IOMEM32(0x1810)], GPU_writeData, 1);
 }