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New io handler functions

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1758
This commit is contained in:
Sjoerd van der Berg 2004-04-03 19:35:34 +00:00
parent d0e2bfa15f
commit 9cd769b878
23 changed files with 309 additions and 367 deletions
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22
src/hardware/adlib.cpp
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@ -113,7 +113,7 @@ static void OPL_CallBack(Bit8u *stream, Bit32u len) {
}
}
Bit8u OPL_Read(Bit32u port) {
static Bitu OPL_Read(Bitu port,Bitu iolen) {
Bitu addr=port & 3;
switch (opl.mode) {
case OPL_opl2:
@ -126,7 +126,7 @@ Bit8u OPL_Read(Bit32u port) {
return 0xff;
}
void OPL_Write(Bit32u port,Bit8u val) {
void OPL_Write(Bitu port,Bitu val,Bitu iolen) {
opl.last_used=PIC_Ticks;
if (!opl.active) {
opl.active=true;
@ -147,7 +147,6 @@ void OPL_Write(Bit32u port,Bit8u val) {
}
void OPL_Init(Section* sec,Bitu base,OPL_Mode oplmode,Bitu rate) {
Bitu i;
Section_prop * section=static_cast<Section_prop *>(sec);
if (OPL2::YM3812Init(2,OPL2_INTERNAL_FREQ,rate)) {
E_Exit("Can't create OPL2 Emulator");
@ -158,16 +157,13 @@ void OPL_Init(Section* sec,Bitu base,OPL_Mode oplmode,Bitu rate) {
E_Exit("Can't create OPL3 Emulator");
};
THEOPL3::YMF262SetTimerHandler(0,THEOPL3::TimerHandler,0);
for (i=0;i<4;i++) {
IO_RegisterWriteHandler(0x388+i,OPL_Write,"OPL Write");
IO_RegisterReadHandler(0x388+i,OPL_Read,"OPL read");
IO_RegisterWriteHandler(base+i,OPL_Write,"OPL Write");
IO_RegisterReadHandler(base+i,OPL_Read,"OPL read");
}
IO_RegisterWriteHandler(base+8,OPL_Write,"OPL Write");
IO_RegisterWriteHandler(base+9,OPL_Write,"OPL Write");
IO_RegisterReadHandler(base+8,OPL_Read,"OPL read");
IO_RegisterReadHandler(base+9,OPL_Read,"OPL read");
IO_RegisterWriteHandler(0x388,OPL_Write,IO_MB,4);
IO_RegisterReadHandler(0x388,OPL_Read,IO_MB,4);
IO_RegisterWriteHandler(base,OPL_Write,IO_MB,4);
IO_RegisterReadHandler(base,OPL_Read,IO_MB,4);
IO_RegisterWriteHandler(base+8,OPL_Write,IO_MB,2);
IO_RegisterReadHandler(base+8,OPL_Read,IO_MB,2);
opl.active=false;