void cdrWrite3(unsigned char rt) {
#ifdef CDR_LOG
CDR_LOG("cdrWrite3() Log: CD3 write: %x\n", rt);
#endif
if (rt == 0x07 && cdr.Ctrl & 0x1) {
cdr.Stat = 0;
if (cdr.Irq == 0xff) { cdr.Irq = 0; return; }
if (cdr.Irq) CDR_INT(cdr.eCycle);
if (cdr.Reading && !cdr.ResultReady)
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
return;
}
if (rt == 0x80 && !(cdr.Ctrl & 0x1) && cdr.Readed == 0) {
cdr.Readed = 1;
cdr.pTransfer = cdr.Transfer;
switch (cdr.Mode&0x30) {
case 0x10:
case 0x00: cdr.pTransfer+=12; break;
default: break;
}
}
}
void cdrReadInterrupt() {
if (!cdr.Reading)
return;
if (cdr.Stat) {
CDREAD_INT(0x800);
return;
}
CDVD_LOG("KEY END");
cdr.OCUP = 1;
SetResultSize(1);
cdr.StatP|= 0x22;
cdr.Result[0] = cdr.StatP;
if( cdr.RErr == 0 )
{
while( (cdr.RErr = DoCDVDgetBuffer(cdr.Transfer)), cdr.RErr == -2 )
{
// not finished yet ... block on the read until it finishes.
Threading::Sleep( 0 );
Threading::SpinWait();
}
}
if (cdr.RErr == -1)
{
CDVD_LOG(" err\n");
memzero(cdr.Transfer);
cdr.Stat = DiskError;
cdr.Result[0] |= 0x01;
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
return;
}
cdr.Stat = DataReady;
CDVD_LOG(" %x:%x:%x", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
cdr.SetSector[2]++;
if (cdr.SetSector[2] == 75) {
cdr.SetSector[2] = 0;
cdr.SetSector[1]++;
if (cdr.SetSector[1] == 60) {
cdr.SetSector[1] = 0;
cdr.SetSector[0]++;
}
}
cdr.Readed = 0;
if ((cdr.Transfer[4+2] & 0x80) && (cdr.Mode & 0x2)) { // EOF
CDVD_LOG("AutoPausing Read");
AddIrqQueue(CdlPause, 0x800);
}
else {
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
}
psxHu32(0x1070)|= 0x4;
return;
}
void cdrInterrupt() {
cdvdTD trackInfo;
int i;
u8 Irq = cdr.Irq;
if (cdr.Stat) {
CDR_INT(0x800);
return;
}
cdr.Irq = 0xff;
cdr.Ctrl&=~0x80;
switch (Irq) {
case CdlSync:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlNop:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlSetloc:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlPlay:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
cdr.StatP|= 0x82;
break;
case CdlForward:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlBackward:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlStandby:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlStop:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP&=~0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
// cdr.Stat = Acknowledge;
break;
case CdlPause:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlPause + 0x20, 0x800);
break;
case CdlPause + 0x20:
SetResultSize(1);
cdr.StatP&=~0x20;
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlInit:
SetResultSize(1);
cdr.StatP = 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlInit + 0x20, 0x800);
break;
case CdlInit + 0x20:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
cdr.Init = 1;
break;
case CdlMute:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlDemute:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlSetfilter:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlSetmode:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlGetmode:
SetResultSize(6);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = cdr.Mode;
cdr.Result[2] = cdr.File;
cdr.Result[3] = cdr.Channel;
cdr.Result[4] = 0;
cdr.Result[5] = 0;
cdr.Stat = Acknowledge;
break;
case CdlGetlocL:
SetResultSize(8);
for (i=0; i<8; i++)
cdr.Result[i] = cdr.Transfer[i];
cdr.Stat = Acknowledge;
break;
case CdlGetlocP:
SetResultSize(8);
cdr.Result[0] = 1;
cdr.Result[1] = 1;
cdr.Result[2] = cdr.Prev[0];
cdr.Result[3] = itob((btoi(cdr.Prev[1])) - 2);
cdr.Result[4] = cdr.Prev[2];
cdr.Result[5] = cdr.Prev[0];
cdr.Result[6] = cdr.Prev[1];
cdr.Result[7] = cdr.Prev[2];
cdr.Stat = Acknowledge;
break;
case CdlGetTN:
cdr.CmdProcess = 0;
SetResultSize(3);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
if (CDVD->getTN(&cdr.ResultTN) == -1) {
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
} else {
cdr.Stat = Acknowledge;
cdr.Result[1] = itob(cdr.ResultTN.strack);
cdr.Result[2] = itob(cdr.ResultTN.etrack);
}
break;
case CdlGetTD:
cdr.CmdProcess = 0;
cdr.Track = btoi(cdr.Param[0]);
SetResultSize(4);
cdr.StatP|= 0x2;
if (CDVD->getTD(cdr.Track, &trackInfo) == -1) {
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
} else {
lsn_to_msf(cdr.ResultTD, trackInfo.lsn);
cdr.Stat = Acknowledge;
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = cdr.ResultTD[2];
cdr.Result[2] = cdr.ResultTD[1];
cdr.Result[3] = cdr.ResultTD[0];
}
break;
case CdlSeekL:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlSeekL + 0x20, 0x800);
break;
case CdlSeekL + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlSeekP:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlSeekP + 0x20, 0x800);
break;
case CdlSeekP + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlTest:
cdr.Stat = Acknowledge;
switch (cdr.Param[0]) {
case 0x20: // System Controller ROM Version
SetResultSize(4);
*(int*)cdr.Result = *(int*)Test20;
break;
case 0x22:
SetResultSize(8);
*(int*)cdr.Result = *(int*)Test22;
break;
case 0x23:
case 0x24:
SetResultSize(8);
*(int*)cdr.Result = *(int*)Test23;
break;
}
break;
case CdlID:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlID + 0x20, 0x800);
break;
case CdlID + 0x20:
SetResultSize(8);
cdr.Result[0] = 0x00; // 0x08 and cdr.Result[1]|0x10 : audio cd, enters cd player
cdr.Result[1] = 0x00; // 0x80 leads to the menu in the bios, else loads CD
if (!LoadCdBios) cdr.Result[1] |= 0x80;
cdr.Result[2] = 0x00;
cdr.Result[3] = 0x00;
strncpy((char *)&cdr.Result[4], "PCSX", 4);
cdr.Stat = Complete;
break;
case CdlReset:
SetResultSize(1);
cdr.StatP = 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlReadToc:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlReadToc + 0x20, 0x800);
break;
case CdlReadToc + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case AUTOPAUSE:
cdr.OCUP = 0;
AddIrqQueue(CdlPause, 0x400);
break;
case READ_ACK:
if (!cdr.Reading) return;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
break;
case REPPLAY_ACK:
cdr.Stat = Acknowledge;
cdr.Result[0] = cdr.StatP;
SetResultSize(1);
AddIrqQueue(REPPLAY, cdReadTime);
break;
case REPPLAY:
//if ((cdr.Mode & 5) != 5) break;
break;
case 0xff:
return;
default:
cdr.Stat = Complete;
break;
}
if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18)
psxHu32(0x1070)|= 0x4;
CDVD_LOG("Cdr Interrupt %x\n", Irq);
}
void cdrInterrupt() {
u16 Irq = cdr.Irq;
int no_busy_error = 0;
int start_rotating = 0;
int error = 0;
int delay;
// Reschedule IRQ
if (cdr.Stat) {
CDR_LOG_I("cdrom: stat hack: %02x %x\n", cdr.Irq, cdr.Stat);
CDR_INT(0x1000);
return;
}
cdr.Ctrl &= ~0x80;
// default response
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
if (cdr.IrqRepeated) {
cdr.IrqRepeated = 0;
if (cdr.eCycle > psxRegs.cycle) {
CDR_INT(cdr.eCycle);
goto finish;
}
}
cdr.Irq = 0;
switch (Irq) {
case CdlSync:
// TOOD: sometimes/always return error?
break;
case CdlNop:
if (cdr.DriveState != DRIVESTATE_LID_OPEN)
cdr.StatP &= ~STATUS_SHELLOPEN;
no_busy_error = 1;
break;
case CdlSetloc:
break;
do_CdlPlay:
case CdlPlay:
StopCdda();
if (cdr.Seeked == SEEK_PENDING) {
// XXX: wrong, should seek instead..
cdr.Seeked = SEEK_DONE;
}
if (cdr.SetlocPending) {
memcpy(cdr.SetSectorPlay, cdr.SetSector, 4);
cdr.SetlocPending = 0;
}
// BIOS CD Player
// - Pause player, hit Track 01/02/../xx (Setloc issued!!)
if (cdr.ParamC == 0 || cdr.Param[0] == 0) {
CDR_LOG("PLAY Resume @ %d:%d:%d\n",
cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]);
}
else
{
int track = btoi( cdr.Param[0] );
if (track <= cdr.ResultTN[1])
cdr.CurTrack = track;
CDR_LOG("PLAY track %d\n", cdr.CurTrack);
if (CDR_getTD((u8)cdr.CurTrack, cdr.ResultTD) != -1) {
cdr.SetSectorPlay[0] = cdr.ResultTD[2];
cdr.SetSectorPlay[1] = cdr.ResultTD[1];
cdr.SetSectorPlay[2] = cdr.ResultTD[0];
}
}
/*
Rayman: detect track changes
- fixes logo freeze
Twisted Metal 2: skip PREGAP + starting accurate SubQ
- plays tracks without retry play
Wild 9: skip PREGAP + starting accurate SubQ
- plays tracks without retry play
*/
Find_CurTrack(cdr.SetSectorPlay);
ReadTrack(cdr.SetSectorPlay);
cdr.TrackChanged = FALSE;
if (!Config.Cdda)
CDR_play(cdr.SetSectorPlay);
// Vib Ribbon: gameplay checks flag
cdr.StatP &= ~STATUS_SEEK;
cdr.Result[0] = cdr.StatP;
cdr.StatP |= STATUS_PLAY;
// BIOS player - set flag again
cdr.Play = TRUE;
CDRMISC_INT( cdReadTime );
start_rotating = 1;
break;
case CdlForward:
// TODO: error 80 if stopped
cdr.Stat = Complete;
// GameShark CD Player: Calls 2x + Play 2x
if( cdr.FastForward == 0 ) cdr.FastForward = 2;
else cdr.FastForward++;
cdr.FastBackward = 0;
break;
case CdlBackward:
cdr.Stat = Complete;
// GameShark CD Player: Calls 2x + Play 2x
if( cdr.FastBackward == 0 ) cdr.FastBackward = 2;
else cdr.FastBackward++;
cdr.FastForward = 0;
break;
case CdlStandby:
if (cdr.DriveState != DRIVESTATE_STOPPED) {
error = ERROR_INVALIDARG;
goto set_error;
}
AddIrqQueue(CdlStandby + 0x100, cdReadTime * 125 / 2);
start_rotating = 1;
break;
case CdlStandby + 0x100:
cdr.Stat = Complete;
break;
case CdlStop:
if (cdr.Play) {
// grab time for current track
CDR_getTD((u8)(cdr.CurTrack), cdr.ResultTD);
cdr.SetSectorPlay[0] = cdr.ResultTD[2];
cdr.SetSectorPlay[1] = cdr.ResultTD[1];
cdr.SetSectorPlay[2] = cdr.ResultTD[0];
}
StopCdda();
StopReading();
delay = 0x800;
if (cdr.DriveState == DRIVESTATE_STANDBY)
delay = cdReadTime * 30 / 2;
cdr.DriveState = DRIVESTATE_STOPPED;
AddIrqQueue(CdlStop + 0x100, delay);
break;
case CdlStop + 0x100:
cdr.StatP &= ~STATUS_ROTATING;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlPause:
/*
Gundam Battle Assault 2: much slower (*)
- Fixes boot, gameplay
Hokuto no Ken 2: slower
- Fixes intro + subtitles
InuYasha - Feudal Fairy Tale: slower
- Fixes battles
*/
AddIrqQueue(CdlPause + 0x100, cdReadTime * 3);
cdr.Ctrl |= 0x80;
break;
case CdlPause + 0x100:
cdr.StatP &= ~STATUS_READ;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlInit:
AddIrqQueue(CdlInit + 0x100, cdReadTime * 6);
no_busy_error = 1;
start_rotating = 1;
break;
case CdlInit + 0x100:
cdr.Stat = Complete;
break;
case CdlMute:
cdr.Muted = TRUE;
break;
case CdlDemute:
cdr.Muted = FALSE;
break;
case CdlSetfilter:
cdr.File = cdr.Param[0];
cdr.Channel = cdr.Param[1];
break;
case CdlSetmode:
no_busy_error = 1;
break;
case CdlGetmode:
SetResultSize(6);
cdr.Result[1] = cdr.Mode;
cdr.Result[2] = cdr.File;
cdr.Result[3] = cdr.Channel;
cdr.Result[4] = 0;
cdr.Result[5] = 0;
no_busy_error = 1;
break;
case CdlGetlocL:
SetResultSize(8);
memcpy(cdr.Result, cdr.Transfer, 8);
break;
case CdlGetlocP:
SetResultSize(8);
memcpy(&cdr.Result, &cdr.subq, 8);
if (!cdr.Play && !cdr.Reading)
cdr.Result[1] = 0; // HACK?
break;
case CdlReadT: // SetSession?
// really long
AddIrqQueue(CdlReadT + 0x100, cdReadTime * 290 / 4);
start_rotating = 1;
break;
case CdlReadT + 0x100:
cdr.Stat = Complete;
break;
case CdlGetTN:
SetResultSize(3);
if (CDR_getTN(cdr.ResultTN) == -1) {
cdr.Stat = DiskError;
cdr.Result[0] |= STATUS_ERROR;
} else {
cdr.Stat = Acknowledge;
cdr.Result[1] = itob(cdr.ResultTN[0]);
cdr.Result[2] = itob(cdr.ResultTN[1]);
}
break;
case CdlGetTD:
cdr.Track = btoi(cdr.Param[0]);
SetResultSize(4);
if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) {
cdr.Stat = DiskError;
cdr.Result[0] |= STATUS_ERROR;
} else {
cdr.Stat = Acknowledge;
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = itob(cdr.ResultTD[2]);
cdr.Result[2] = itob(cdr.ResultTD[1]);
cdr.Result[3] = itob(cdr.ResultTD[0]);
}
break;
case CdlSeekL:
case CdlSeekP:
StopCdda();
StopReading();
cdr.StatP |= STATUS_SEEK;
/*
Crusaders of Might and Magic = 0.5x-4x
- fix cutscene speech start
Eggs of Steel = 2x-?
- fix new game
Medievil = ?-4x
- fix cutscene speech
Rockman X5 = 0.5-4x
- fix capcom logo
*/
CDRMISC_INT(cdr.Seeked == SEEK_DONE ? 0x800 : cdReadTime * 4);
cdr.Seeked = SEEK_PENDING;
start_rotating = 1;
break;
case CdlTest:
switch (cdr.Param[0]) {
case 0x20: // System Controller ROM Version
SetResultSize(4);
memcpy(cdr.Result, Test20, 4);
break;
case 0x22:
SetResultSize(8);
memcpy(cdr.Result, Test22, 4);
break;
case 0x23: case 0x24:
SetResultSize(8);
memcpy(cdr.Result, Test23, 4);
break;
}
no_busy_error = 1;
break;
case CdlID:
AddIrqQueue(CdlID + 0x100, 20480);
break;
case CdlID + 0x100:
SetResultSize(8);
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = 0;
cdr.Result[2] = 0;
cdr.Result[3] = 0;
// 0x10 - audio | 0x40 - disk missing | 0x80 - unlicensed
if (CDR_getStatus(&stat) == -1 || stat.Type == 0 || stat.Type == 0xff) {
cdr.Result[1] = 0xc0;
}
else {
if (stat.Type == 2)
cdr.Result[1] |= 0x10;
if (CdromId[0] == '\0')
cdr.Result[1] |= 0x80;
}
cdr.Result[0] |= (cdr.Result[1] >> 4) & 0x08;
strncpy((char *)&cdr.Result[4], "PCSX", 4);
cdr.Stat = Complete;
break;
case CdlReset:
// yes, it really sets STATUS_SHELLOPEN
cdr.StatP |= STATUS_SHELLOPEN;
cdr.DriveState = DRIVESTATE_RESCAN_CD;
CDRLID_INT(20480);
no_busy_error = 1;
start_rotating = 1;
break;
case CdlGetQ:
// TODO?
CDR_LOG_I("got CdlGetQ\n");
break;
case CdlReadToc:
AddIrqQueue(CdlReadToc + 0x100, cdReadTime * 180 / 4);
no_busy_error = 1;
start_rotating = 1;
break;
case CdlReadToc + 0x100:
cdr.Stat = Complete;
no_busy_error = 1;
break;
case CdlReadN:
case CdlReadS:
if (cdr.SetlocPending) {
memcpy(cdr.SetSectorPlay, cdr.SetSector, 4);
cdr.SetlocPending = 0;
}
Find_CurTrack(cdr.SetSectorPlay);
if ((cdr.Mode & MODE_CDDA) && cdr.CurTrack > 1)
// Read* acts as play for cdda tracks in cdda mode
goto do_CdlPlay;
cdr.Reading = 1;
cdr.FirstSector = 1;
// Fighting Force 2 - update subq time immediately
// - fixes new game
ReadTrack(cdr.SetSectorPlay);
// Crusaders of Might and Magic - update getlocl now
// - fixes cutscene speech
{
u8 *buf = CDR_getBuffer();
if (buf != NULL)
memcpy(cdr.Transfer, buf, 8);
}
/*
Duke Nukem: Land of the Babes - seek then delay read for one frame
- fixes cutscenes
C-12 - Final Resistance - doesn't like seek
*/
if (cdr.Seeked != SEEK_DONE) {
cdr.StatP |= STATUS_SEEK;
cdr.StatP &= ~STATUS_READ;
// Crusaders of Might and Magic - use short time
// - fix cutscene speech (startup)
// ??? - use more accurate seek time later
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1);
} else {
cdr.StatP |= STATUS_READ;
cdr.StatP &= ~STATUS_SEEK;
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1);
}
cdr.Result[0] = cdr.StatP;
start_rotating = 1;
break;
default:
CDR_LOG_I("Invalid command: %02x\n", Irq);
error = ERROR_INVALIDCMD;
// FALLTHROUGH
set_error:
SetResultSize(2);
cdr.Result[0] = cdr.StatP | STATUS_ERROR;
cdr.Result[1] = error;
cdr.Stat = DiskError;
break;
}
if (cdr.DriveState == DRIVESTATE_STOPPED && start_rotating) {
cdr.DriveState = DRIVESTATE_STANDBY;
cdr.StatP |= STATUS_ROTATING;
}
if (!no_busy_error) {
switch (cdr.DriveState) {
case DRIVESTATE_LID_OPEN:
case DRIVESTATE_RESCAN_CD:
case DRIVESTATE_PREPARE_CD:
SetResultSize(2);
cdr.Result[0] = cdr.StatP | STATUS_ERROR;
cdr.Result[1] = ERROR_NOT_READY;
cdr.Stat = DiskError;
break;
}
}
finish:
setIrq();
cdr.ParamC = 0;
#ifdef CDR_LOG_CMD_IRQ
{
int i;
SysPrintf("CDR IRQ %d cmd %02x stat %02x: ",
!!(cdr.Stat & cdr.Reg2), Irq, cdr.Stat);
for (i = 0; i < cdr.ResultC; i++)
SysPrintf("%02x ", cdr.Result[i]);
SysPrintf("\n");
}
#endif
}
void cdrReadInterrupt() {
u8 *buf;
if (!cdr.Reading) return;
if (cdr.Stat) {
CDREAD_INT(0x800);
return;
}
#ifdef CDR_LOG
CDR_LOG("cdrReadInterrupt() Log: KEY END");
#endif
cdr.OCUP = 1;
SetResultSize(1);
cdr.StatP|= 0x22;
cdr.StatP&=~0x40;
cdr.Result[0] = cdr.StatP;
buf = CDR_getBuffer();
if (buf == NULL) {
cdr.RErr = -1;
#ifdef CDR_LOG
fprintf(emuLog, "cdrReadInterrupt() Log: err\n");
#endif
memset(cdr.Transfer, 0, 2340);
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
return;
}
memcpy(cdr.Transfer, buf, 2340);
cdr.Stat = DataReady;
#ifdef CDR_LOG
fprintf(emuLog, "cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
#endif
if ((cdr.Muted == 1) && (cdr.Mode & 0x40) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA
if ((cdr.Transfer[4+2] & 0x4) &&
((cdr.Mode&0x8) ? (cdr.Transfer[4+1] == cdr.Channel) : 1) &&
(cdr.Transfer[4+0] == cdr.File)) {
int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector);
if (!ret) {
SPU_playADPCMchannel(&cdr.Xa);
cdr.FirstSector = 0;
}
else cdr.FirstSector = -1;
}
}
cdr.SetSector[2]++;
if (cdr.SetSector[2] == 75) {
cdr.SetSector[2] = 0;
cdr.SetSector[1]++;
if (cdr.SetSector[1] == 60) {
cdr.SetSector[1] = 0;
cdr.SetSector[0]++;
}
}
cdr.Readed = 0;
if ((cdr.Transfer[4+2] & 0x80) && (cdr.Mode & 0x2)) { // EOF
#ifdef CDR_LOG
CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n");
#endif
// AddIrqQueue(AUTOPAUSE, 0x800);
AddIrqQueue(CdlPause, 0x800);
}
else {
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
}
psxHu32ref(0x1070)|= SWAP32((u32)0x4);
psxRegs.interrupt|= 0x80000000;
}
void cdrInterrupt() {
int i;
unsigned char Irq = cdr.Irq;
if (cdr.Stat) {
CDR_INT(0x800);
return;
}
cdr.Irq = 0xff;
cdr.Ctrl&=~0x80;
switch (Irq) {
case CdlSync:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlNop:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
i = stat.Status;
if (CDR_getStatus(&stat) != -1) {
if (stat.Type == 0xff) cdr.Stat = DiskError;
if (stat.Status & 0x10) {
cdr.Stat = DiskError;
cdr.Result[0]|= 0x11;
cdr.Result[0]&=~0x02;
}
else if (i & 0x10) {
cdr.StatP |= 0x2;
cdr.Result[0]|= 0x2;
CheckCdrom();
}
}
break;
case CdlSetloc:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlPlay:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
cdr.StatP|= 0x80;
// if ((cdr.Mode & 0x5) == 0x5) AddIrqQueue(REPPLAY, cdReadTime);
break;
case CdlForward:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlBackward:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlStandby:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlStop:
cdr.CmdProcess = 0;
SetResultSize(1);
cdr.StatP&=~0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
// cdr.Stat = Acknowledge;
break;
case CdlPause:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlPause + 0x20, 0x800);
cdr.Ctrl|= 0x80;
break;
case CdlPause + 0x20:
SetResultSize(1);
cdr.StatP&=~0x20;
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlInit:
SetResultSize(1);
cdr.StatP = 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
// if (!cdr.Init) {
AddIrqQueue(CdlInit + 0x20, 0x800);
// }
break;
case CdlInit + 0x20:
SetResultSize(1);
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
cdr.Init = 1;
break;
case CdlMute:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlDemute:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlSetfilter:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlSetmode:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlGetmode:
SetResultSize(6);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = cdr.Mode;
cdr.Result[2] = cdr.File;
cdr.Result[3] = cdr.Channel;
cdr.Result[4] = 0;
cdr.Result[5] = 0;
cdr.Stat = Acknowledge;
break;
case CdlGetlocL:
SetResultSize(8);
// for (i=0; i<8; i++) cdr.Result[i] = itob(cdr.Transfer[i]);
for (i=0; i<8; i++) cdr.Result[i] = cdr.Transfer[i];
cdr.Stat = Acknowledge;
break;
case CdlGetlocP:
SetResultSize(8);
subq = (struct SubQ*) CDR_getBufferSub();
if (subq != NULL) {
cdr.Result[0] = subq->TrackNumber;
cdr.Result[1] = subq->IndexNumber;
memcpy(cdr.Result+2, subq->TrackRelativeAddress, 3);
memcpy(cdr.Result+5, subq->AbsoluteAddress, 3);
} else {
cdr.Result[0] = 1;
cdr.Result[1] = 1;
cdr.Result[2] = cdr.Prev[0];
cdr.Result[3] = itob((btoi(cdr.Prev[1])) - 2);
cdr.Result[4] = cdr.Prev[2];
memcpy(cdr.Result+5, cdr.Prev, 3);
}
cdr.Stat = Acknowledge;
break;
case CdlGetTN:
cdr.CmdProcess = 0;
SetResultSize(3);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
if (CDR_getTN(cdr.ResultTN) == -1) {
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
} else {
cdr.Stat = Acknowledge;
cdr.Result[1] = itob(cdr.ResultTN[0]);
cdr.Result[2] = itob(cdr.ResultTN[1]);
}
break;
case CdlGetTD:
cdr.CmdProcess = 0;
cdr.Track = btoi(cdr.Param[0]);
SetResultSize(4);
cdr.StatP|= 0x2;
if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) {
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
} else {
cdr.Stat = Acknowledge;
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = itob(cdr.ResultTD[2]);
cdr.Result[2] = itob(cdr.ResultTD[1]);
cdr.Result[3] = itob(cdr.ResultTD[0]);
}
break;
case CdlSeekL:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.StatP|= 0x40;
cdr.Stat = Acknowledge;
cdr.Seeked = 1;
AddIrqQueue(CdlSeekL + 0x20, 0x800);
break;
case CdlSeekL + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.StatP&=~0x40;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlSeekP:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.StatP|= 0x40;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlSeekP + 0x20, 0x800);
break;
case CdlSeekP + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.StatP&=~0x40;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case CdlTest:
cdr.Stat = Acknowledge;
switch (cdr.Param[0]) {
case 0x20: // System Controller ROM Version
SetResultSize(4);
memcpy(cdr.Result, Test20, 4);
break;
case 0x22:
SetResultSize(8);
memcpy(cdr.Result, Test22, 4);
break;
case 0x23: case 0x24:
SetResultSize(8);
memcpy(cdr.Result, Test23, 4);
break;
}
break;
case CdlID:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlID + 0x20, 0x800);
break;
case CdlID + 0x20:
SetResultSize(8);
if (CDR_getStatus(&stat) == -1) {
cdr.Result[0] = 0x00; // 0x00 Game CD
cdr.Result[1] = 0x00; // 0x00 loads CD
}
else {
if (stat.Type == 2) {
cdr.Result[0] = 0x08; // 0x08 audio cd
cdr.Result[1] = 0x10; // 0x10 enter cd player
}
else {
cdr.Result[0] = 0x00; // 0x00 game CD
cdr.Result[1] = 0x00; // 0x00 loads CD
}
}
if (!LoadCdBios) cdr.Result[1] |= 0x80; //0x80 leads to the menu in the bios
cdr.Result[2] = 0x00;
cdr.Result[3] = 0x00;
// strncpy((char *)&cdr.Result[4], "PCSX", 4);
#ifdef HW_RVL
strncpy((char *)&cdr.Result[4], "WSX ", 4);
#else
strncpy((char *)&cdr.Result[4], "GCSX", 4);
#endif
cdr.Stat = Complete;
break;
case CdlReset:
SetResultSize(1);
cdr.StatP = 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
break;
case CdlReadToc:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
AddIrqQueue(CdlReadToc + 0x20, 0x800);
break;
case CdlReadToc + 0x20:
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Complete;
break;
case AUTOPAUSE:
cdr.OCUP = 0;
/* SetResultSize(1);
StopCdda();
StopReading();
cdr.OCUP = 0;
cdr.StatP&=~0x20;
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
cdr.Stat = DataEnd;
*/ AddIrqQueue(CdlPause, 0x400);
break;
case READ_ACK:
if (!cdr.Reading) return;
SetResultSize(1);
cdr.StatP|= 0x2;
cdr.Result[0] = cdr.StatP;
if (cdr.Seeked == 0) {
cdr.Seeked = 1;
cdr.StatP|= 0x40;
}
cdr.StatP|= 0x20;
cdr.Stat = Acknowledge;
ReadTrack();
// CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
CDREAD_INT(0x40000);
break;
case REPPLAY_ACK:
cdr.Stat = Acknowledge;
cdr.Result[0] = cdr.StatP;
SetResultSize(1);
AddIrqQueue(REPPLAY, cdReadTime);
break;
case REPPLAY:
if ((cdr.Mode & 5) != 5) break;
/* if (CDR_getStatus(&stat) == -1) {
cdr.Result[0] = 0;
cdr.Result[1] = 0;
cdr.Result[2] = 0;
cdr.Result[3] = 0;
cdr.Result[4] = 0;
cdr.Result[5] = 0;
cdr.Result[6] = 0;
cdr.Result[7] = 0;
} else memcpy(cdr.Result, &stat.Track, 8);
cdr.Stat = 1;
SetResultSize(8);
AddIrqQueue(REPPLAY_ACK, cdReadTime);
*/ break;
case 0xff:
return;
default:
cdr.Stat = Complete;
break;
}
if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18) {
psxHu32ref(0x1070)|= SWAP32((u32)0x4);
psxRegs.interrupt|= 0x80000000;
}
#ifdef CDR_LOG
CDR_LOG("cdrInterrupt() Log: CDR Interrupt IRQ %x\n", Irq);
#endif
}
void cdrReadInterrupt() {
u8 *buf;
if (!cdr.Reading)
return;
if (cdr.Stat) {
CDREAD_INT(0x800);
return;
}
CDR_LOG("KEY END");
cdr.OCUP = 1;
SetResultSize(1);
cdr.StatP|= 0x22;
cdr.Result[0] = cdr.StatP;
SysPrintf("Reading From CDR");
buf = CDVDgetBuffer();
if (buf == NULL) cdr.RErr = -1;
if (cdr.RErr == -1) {
CDR_LOG(" err\n");
memzero_ptr<2340>(cdr.Transfer);
cdr.Stat = DiskError;
cdr.Result[0]|= 0x01;
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
return;
}
memcpy_fast(cdr.Transfer, buf+12, 2340);
cdr.Stat = DataReady;
CDR_LOG(" %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
cdr.SetSector[2]++;
if (cdr.SetSector[2] == 75) {
cdr.SetSector[2] = 0;
cdr.SetSector[1]++;
if (cdr.SetSector[1] == 60) {
cdr.SetSector[1] = 0;
cdr.SetSector[0]++;
}
}
cdr.Readed = 0;
if ((cdr.Transfer[4+2] & 0x80) && (cdr.Mode & 0x2)) { // EOF
CDR_LOG("AutoPausing Read\n");
AddIrqQueue(CdlPause, 0x800);
}
else {
ReadTrack();
CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
}
psxHu32(0x1070)|= 0x4;
return;
}