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32 lines
978 B
Diff
32 lines
978 B
Diff
--- dosbox-0.72-clean/src/hardware/adlib.cpp 2009-02-19 18:12:05.000000000 +0000
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+++ dosbox-0.72/src/hardware/adlib.cpp 2009-03-12 18:15:41.000000000 +0000
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@@ -135,15 +135,17 @@
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static Bitu OPL_Read(Bitu port,Bitu iolen) {
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Bitu addr=port & 3;
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+ Bitu result = 0xff;
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switch (opl.mode) {
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case OPL_opl2:
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- return OPL2::YM3812Read(0,addr);
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+ result = OPL2::YM3812Read(0,addr);
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case OPL_dualopl2:
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- return OPL2::YM3812Read(addr>>1,addr);
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+ result = OPL2::YM3812Read(addr>>1,addr);
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case OPL_opl3:
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- return THEOPL3::YMF262Read(0,addr);
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+ result = THEOPL3::YMF262Read(0,addr);
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}
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- return 0xff;
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+ printf("OPL_read: %x -> %x\n", addr, result);
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+ return result;
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}
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static void OPL_RawAdd(Bitu index,Bitu val);
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@@ -160,6 +162,7 @@
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if (opl.raw.capturing) OPL_RawAdd(index,val);
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} else opl.raw.cmd[port>>1]=val;
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if (!port) adlib_commandreg=val;
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+ printf("OPL_write: %x, %x\n", port, val);
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switch (opl.mode) {
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case OPL_opl2:
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OPL2::YM3812Write(0,port,val);
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