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Patch, taken from kernelloader, to allow spu2 and usb to work together #380

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Patch, taken from kernelloader, to allow spu2 and usb to work together #380

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7 changes: 7 additions & 0 deletions iop/sound/ahx/src/spu2.c
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Original file line number Diff line number Diff line change
Expand Up @@ -164,7 +164,14 @@ void InitSpu2()
*U32_REGISTER(0x1404) = 0xBF900000;
*U32_REGISTER(0x140C) = 0xBF900800;
*U32_REGISTER(0x10F0) |= 0x80000;
#if 0
// Original
*U32_REGISTER(0x1570) |= 8;
#else
// Patch to allow SPU2 and USB to work together on newer slims
// Taken from https://gitlab.com/ps2max/linux/kernelloader/-/blob/7255483bf03e42fa3b34c4a990ffcb0e61a7b7da/loader/loader.c#L564
*U32_REGISTER(0x1570) |= 0x8000008;
#endif
*U32_REGISTER(0x1014) = 0x200B31E1;
*U32_REGISTER(0x1414) = 0x200B31E1;
}
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7 changes: 7 additions & 0 deletions iop/sound/libsd/src/freesd.c
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Original file line number Diff line number Diff line change
Expand Up @@ -116,7 +116,14 @@ void InitSpu2()
U32_REGISTER_WRITE(U32_REGISTER(0x1404), 0xBF900000);
U32_REGISTER_WRITE(U32_REGISTER(0x140C), 0xBF900800);
U32_REGISTER_WRITEOR(U32_REGISTER(0x10F0), 0x80000);
#if 0
// Original
U32_REGISTER_WRITEOR(U32_REGISTER(0x1570), 8);
#else
// Patch to allow SPU2 and USB to work together on newer slims
// Taken from https://gitlab.com/ps2max/linux/kernelloader/-/blob/7255483bf03e42fa3b34c4a990ffcb0e61a7b7da/loader/loader.c#L564
U32_REGISTER_WRITEOR(U32_REGISTER(0x1570), 0x8000008);
#endif
U32_REGISTER_WRITE(U32_REGISTER(0x1014), 0x200B31E1);
U32_REGISTER_WRITE(U32_REGISTER(0x1414), 0x200B31E1);
}
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