diff options
Diffstat (limited to 'src/adlmidi_opl3.cpp')
| -rw-r--r-- | src/adlmidi_opl3.cpp | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/src/adlmidi_opl3.cpp b/src/adlmidi_opl3.cpp index ed005b1..ce26ba6 100644 --- a/src/adlmidi_opl3.cpp +++ b/src/adlmidi_opl3.cpp @@ -23,6 +23,10 @@ #include "adlmidi_private.hpp" +#ifdef ADLMIDI_HW_OPL +static const unsigned OPLBase = 0x388; +#endif + #ifdef DISABLE_EMBEDDED_BANKS /* Dummy data which replaces adldata.cpp banks database @@ -151,20 +155,38 @@ OPL3::OPL3() : void OPL3::Poke(size_t card, uint32_t index, uint32_t value) { + #ifdef ADLMIDI_HW_OPL + unsigned o = index >> 8; + unsigned port = OPLBase + o * 2; + outportb(port, index); + for(unsigned c = 0; c < 6; ++c) inportb(port); + outportb(port + 1, value); + for(unsigned c = 0; c < 35; ++c) inportb(port); + #else #ifdef ADLMIDI_USE_DOSBOX_OPL cards[card].WriteReg(index, static_cast<uint8_t>(value)); #else OPL3_WriteReg(&cards[card], static_cast<Bit16u>(index), static_cast<Bit8u>(value)); #endif + #endif } void OPL3::PokeN(size_t card, uint16_t index, uint8_t value) { + #ifdef ADLMIDI_HW_OPL + unsigned o = index >> 8; + unsigned port = OPLBase + o * 2; + outportb(port, index); + for(unsigned c = 0; c < 6; ++c) inportb(port); + outportb(port + 1, value); + for(unsigned c = 0; c < 35; ++c) inportb(port); + #else #ifdef ADLMIDI_USE_DOSBOX_OPL cards[card].WriteReg(static_cast<Bit32u>(index), value); #else OPL3_WriteReg(&cards[card], index, value); #endif + #endif } @@ -427,11 +449,15 @@ void OPL3::Reset(unsigned long PCM_RATE) _opl3_chip emptyChip; std::memset(&emptyChip, 0, sizeof(_opl3_chip)); #endif + #ifndef ADLMIDI_HW_OPL cards.clear(); + #endif ins.clear(); pit.clear(); regBD.clear(); + #ifndef ADLMIDI_HW_OPL cards.resize(NumCards, emptyChip); + #endif NumChannels = NumCards * 23; ins.resize(NumChannels, 189); pit.resize(NumChannels, 0); @@ -454,10 +480,12 @@ void OPL3::Reset(unsigned long PCM_RATE) for(unsigned card = 0; card < NumCards; ++card) { - #ifdef ADLMIDI_USE_DOSBOX_OPL + #ifndef ADLMIDI_HW_OPL + # ifdef ADLMIDI_USE_DOSBOX_OPL cards[card].Init(PCM_RATE); - #else + # else OPL3_Reset(&cards[card], static_cast<Bit32u>(PCM_RATE)); + # endif #endif for(unsigned a = 0; a < 18; ++a) Poke(card, 0xB0 + Channels[a], 0x00); |