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| author | notaz | 2011-07-26 19:45:03 +0300 |
|---|---|---|
| committer | notaz | 2011-07-26 19:45:03 +0300 |
| commit | aa35134a834ff7e98b5a474c3db399a3d660da22 (patch) | |
| tree | b3dcbc04e4aa5a84f8e3632c444de92d6134619a /libpcsxcore/sio.c | |
| parent | 22d3b3499d08635151a20206b8bc508169920a7a (diff) | |
| download | pcsx_rearmed-aa35134a834ff7e98b5a474c3db399a3d660da22.tar.gz pcsx_rearmed-aa35134a834ff7e98b5a474c3db399a3d660da22.tar.bz2 pcsx_rearmed-aa35134a834ff7e98b5a474c3db399a3d660da22.zip | |
sio: only do IRQ if it's bit has been cleared
tested on the real thing.
Diffstat (limited to 'libpcsxcore/sio.c')
| -rw-r--r-- | libpcsxcore/sio.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libpcsxcore/sio.c b/libpcsxcore/sio.c index 4a0a73c..81fe0ea 100644 --- a/libpcsxcore/sio.c +++ b/libpcsxcore/sio.c @@ -386,8 +386,10 @@ void sioInterrupt() { PAD_LOG("Sio Interrupt (CP0.Status = %x)\n", psxRegs.CP0.n.Status); #endif // SysPrintf("Sio Interrupt\n"); - StatReg |= IRQ; - psxHu32ref(0x1070) |= SWAPu32(0x80); + if (!(StatReg & IRQ)) { + StatReg |= IRQ; + psxHu32ref(0x1070) |= SWAPu32(0x80); + } } void LoadMcd(int mcd, char *str) { |