#define MODE_STRSND (1<<6) // 0x40 ADPCM on/off
#define MODE_SIZE_2340 (1<<5) // 0x20
#define MODE_SIZE_2328 (1<<4) // 0x10
+#define MODE_SIZE_2048 (0<<4) // 0x00
#define MODE_SF (1<<3) // 0x08 channel on/off
#define MODE_REPORT (1<<2) // 0x04
#define MODE_AUTOPAUSE (1<<1) // 0x02
#define STATUS_ERROR (1<<0) // 0x01
-
// 1x = 75 sectors per second
// PSXCLK = 1 sec in the ps
// so (PSXCLK / 75) = cdr read time (linuzappz)
{
// Vib Ribbon: pre-CD swap
StopCdda();
+ StopReading();
// GameShark Lite: Death if DiskError happens
//
// Vib Ribbon: Needs DiskError for CD swap
- if (Irq != CdlNop)
+ //if (Irq != CdlNop)
{
cdr.Stat = DiskError;
}
}
+static void generate_subq(const u8 *time)
+{
+ unsigned char start[3], next[3];
+ unsigned int this_s, start_s, next_s, pregap;
+ int relative_s;
+
+ CDR_getTD(cdr.CurTrack, start);
+ if (cdr.CurTrack + 1 <= cdr.ResultTN[1]) {
+ pregap = 150;
+ CDR_getTD(cdr.CurTrack + 1, next);
+ }
+ else {
+ // last track - cd size
+ pregap = 0;
+ next[0] = cdr.SetSectorEnd[2];
+ next[1] = cdr.SetSectorEnd[1];
+ next[2] = cdr.SetSectorEnd[0];
+ }
+
+ this_s = msf2sec(time);
+ start_s = fsm2sec(start);
+ next_s = fsm2sec(next);
+
+ cdr.TrackChanged = FALSE;
+
+ if (next_s - this_s < pregap) {
+ cdr.TrackChanged = TRUE;
+ cdr.CurTrack++;
+ start_s = next_s;
+ }
+
+ cdr.subq.Index = 1;
+
+ relative_s = this_s - start_s;
+ if (relative_s < 0) {
+ cdr.subq.Index = 0;
+ relative_s = -relative_s;
+ }
+ sec2msf(relative_s, cdr.subq.Relative);
+
+ cdr.subq.Track = itob(cdr.CurTrack);
+ cdr.subq.Relative[0] = itob(cdr.subq.Relative[0]);
+ cdr.subq.Relative[1] = itob(cdr.subq.Relative[1]);
+ cdr.subq.Relative[2] = itob(cdr.subq.Relative[2]);
+ cdr.subq.Absolute[0] = itob(time[0]);
+ cdr.subq.Absolute[1] = itob(time[1]);
+ cdr.subq.Absolute[2] = itob(time[2]);
+}
+
static void ReadTrack(const u8 *time) {
unsigned char tmp[3];
struct SubQ *subq;
cdr.RErr = CDR_readTrack(tmp);
memcpy(cdr.Prev, tmp, 3);
- cdr.TrackChanged = FALSE;
-
if (CheckSBI(time))
return;
subq = (struct SubQ *)CDR_getBufferSub();
- if (subq != NULL) {
+ if (subq != NULL && cdr.CurTrack == 1) {
crc = calcCrc((u8 *)subq + 12, 10);
if (crc == (((u16)subq->CRC[0] << 8) | subq->CRC[1])) {
cdr.subq.Track = subq->TrackNumber;
cdr.subq.Index = subq->IndexNumber;
memcpy(cdr.subq.Relative, subq->TrackRelativeAddress, 3);
memcpy(cdr.subq.Absolute, subq->AbsoluteAddress, 3);
-
- // .. + 1 is probably wrong, but deals with corrupted
- // subq + good checksum
- // (how does real thing handle that?)
- if (cdr.CurTrack + 1 == btoi(subq->TrackNumber)) {
- cdr.CurTrack++;
- cdr.TrackChanged = TRUE;
- }
- }
- }
- else {
- unsigned char start[3], next[3];
- unsigned int this_s, start_s, next_s, pregap;
- int relative_s;
-
- CDR_getTD(cdr.CurTrack, start);
- if (cdr.CurTrack + 1 <= cdr.ResultTN[1]) {
- pregap = 150;
- CDR_getTD(cdr.CurTrack + 1, next);
}
else {
- // last track - cd size
- pregap = 0;
- next[0] = cdr.SetSectorEnd[2];
- next[1] = cdr.SetSectorEnd[1];
- next[2] = cdr.SetSectorEnd[0];
- }
-
- this_s = msf2sec(time);
- start_s = fsm2sec(start);
- next_s = fsm2sec(next);
-
- if (next_s - this_s < pregap) {
- cdr.TrackChanged = TRUE;
- cdr.CurTrack++;
- start_s = next_s;
- }
-
- cdr.subq.Index = 1;
-
- relative_s = this_s - start_s;
- if (relative_s < 0) {
- cdr.subq.Index = 0;
- relative_s = -relative_s;
+ CDR_LOG_I("subq bad crc @%02x:%02x:%02x\n",
+ tmp[0], tmp[1], tmp[2]);
}
- sec2msf(relative_s, cdr.subq.Relative);
-
- cdr.subq.Track = itob(cdr.CurTrack);
- cdr.subq.Relative[0] = itob(cdr.subq.Relative[0]);
- cdr.subq.Relative[1] = itob(cdr.subq.Relative[1]);
- cdr.subq.Relative[2] = itob(cdr.subq.Relative[2]);
- cdr.subq.Absolute[0] = tmp[0];
- cdr.subq.Absolute[1] = tmp[1];
- cdr.subq.Absolute[2] = tmp[2];
+ }
+ else {
+ generate_subq(time);
}
CDR_LOG(" -> %02x,%02x %02x:%02x:%02x %02x:%02x:%02x\n",
CDRMISC_INT(cdReadTime);
// update for CdlGetlocP/autopause
- ReadTrack(cdr.SetSectorPlay);
+ generate_subq(cdr.SetSectorPlay);
}
void cdrInterrupt() {
SetResultSize(1);
cdr.StatP |= STATUS_ROTATING;
cdr.Result[0] = cdr.StatP;
- cdr.Stat = Acknowledge;
+ cdr.Stat = Acknowledge;
break;
case CdlNop:
break;
case CdlGetTN:
- // 5-Star Racing: don't stop CDDA
- //
- // Vib Ribbon: CD swap
- StopReading();
-
cdr.CmdProcess = 0;
SetResultSize(3);
cdr.StatP |= STATUS_ROTATING;
case CdlID + 0x20:
SetResultSize(8);
+ cdr.Result[0] = cdr.StatP;
+ cdr.Result[1] = 0;
+ cdr.Result[2] = 0;
+ cdr.Result[3] = 0;
- if (CDR_getStatus(&stat) == -1) {
- cdr.Result[0] = 0x00; // 0x08 and cdr.Result[1]|0x10 : audio cd, enters cd player
- cdr.Result[1] = 0x80; // 0x80 leads to the menu in the bios, else loads CD
+ // 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) {
- // Music CD
- cdr.Result[0] = 0x08;
- cdr.Result[1] = 0x10;
-
+ if (stat.Type == 2)
+ cdr.Result[1] |= 0x10;
+ if (CdromId[0] == '\0')
cdr.Result[1] |= 0x80;
- }
- else {
- // Data CD
- if (CdromId[0] == '\0') {
- cdr.Result[0] = 0x00;
- cdr.Result[1] = 0x80;
- }
- else {
- cdr.Result[0] = 0x08;
- cdr.Result[1] = 0x00;
- }
- }
}
+ cdr.Result[0] |= (cdr.Result[1] >> 4) & 0x08;
- cdr.Result[2] = 0x00;
- cdr.Result[3] = 0x00;
strncpy((char *)&cdr.Result[4], "PCSX", 4);
cdr.Stat = Complete;
break;
cdr.StatP |= STATUS_ROTATING;
cdr.Result[0] = cdr.StatP;
cdr.Stat = Acknowledge;
- AddIrqQueue(CdlReadToc + 0x20, 0x800);
+ AddIrqQueue(CdlReadToc + 0x20, cdReadTime * 16);
break;
case CdlReadToc + 0x20:
// Fighting Force 2 - update subq time immediately
// - fixes new game
- cdr.CurTrack = 1;
+ Find_CurTrack(cdr.SetSector);
ReadTrack(cdr.SetSector);
setIrq();
#ifdef CDR_LOG_CMD_IRQ
- SysPrintf("cdrInterrupt() Log: CDR Interrupt IRQ %d %02x: ",
- cdr.Stat != NoIntr && cdr.Reg2 != 0x18, Irq);
+ SysPrintf("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
}
+#ifdef __ARM_ARCH_7A__
+ #define ssat32_to_16(v) \
+ asm("ssat %0,#16,%1" : "=r" (v) : "r" (v))
+#else
+ #define ssat32_to_16(v) do { \
+ if (v < -32768) v = -32768; \
+ else if (v > 32767) v = 32767; \
+ } while (0)
+#endif
+
+void cdrAttenuate(s16 *buf, int samples, int stereo)
+{
+ int i, l, r;
+ int ll = cdr.AttenuatorLeftToLeft;
+ int lr = cdr.AttenuatorLeftToRight;
+ int rl = cdr.AttenuatorRightToLeft;
+ int rr = cdr.AttenuatorRightToRight;
+
+ if (lr == 0 && rl == 0 && 0x78 <= ll && ll <= 0x88 && 0x78 <= rr && rr <= 0x88)
+ return;
+
+ if (!stereo && ll == 0x40 && lr == 0x40 && rl == 0x40 && rr == 0x40)
+ return;
+
+ if (stereo) {
+ for (i = 0; i < samples; i++) {
+ l = buf[i * 2];
+ r = buf[i * 2 + 1];
+ l = (l * ll + r * rl) >> 7;
+ r = (r * rr + l * lr) >> 7;
+ ssat32_to_16(l);
+ ssat32_to_16(r);
+ buf[i * 2] = l;
+ buf[i * 2 + 1] = r;
+ }
+ }
+ else {
+ for (i = 0; i < samples; i++) {
+ l = buf[i];
+ l = l * (ll + rl) >> 7;
+ //r = r * (rr + lr) >> 7;
+ ssat32_to_16(l);
+ //ssat32_to_16(r);
+ buf[i] = l;
+ }
+ }
+}
+
void cdrReadInterrupt() {
u8 *buf;
cdr.Result[0] = cdr.StatP;
cdr.Seeked = SEEK_DONE;
- ReadTrack( cdr.SetSector );
+ ReadTrack(cdr.SetSector);
buf = CDR_getBuffer();
if (buf == NULL)
cdr.Channel = cdr.Transfer[4 + 1];
}
- if ((cdr.Transfer[4 + 2] & 0x4) &&
+ if((cdr.Transfer[4 + 2] & 0x4) &&
(cdr.Transfer[4 + 1] == cdr.Channel) &&
- (cdr.Transfer[4 + 0] == cdr.File)) {
+ (cdr.Transfer[4 + 0] == cdr.File)) {
int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector);
-
if (!ret) {
- // only handle attenuator basic channel switch for now
- if (cdr.Xa.stereo) {
- int i;
- if ((cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1])
- && !(cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1]))
- {
- for (i = 0; i < cdr.Xa.nsamples; i++)
- cdr.Xa.pcm[i*2 + 1] = cdr.Xa.pcm[i*2];
- }
- else if (!(cdr.AttenuatorLeft[0] | cdr.AttenuatorLeft[1])
- && (cdr.AttenuatorRight[0] | cdr.AttenuatorRight[1]))
- {
- for (i = 0; i < cdr.Xa.nsamples; i++)
- cdr.Xa.pcm[i*2] = cdr.Xa.pcm[i*2 + 1];
- }
- }
-
+ cdrAttenuate(cdr.Xa.pcm, cdr.Xa.nsamples, cdr.Xa.stereo);
SPU_playADPCMchannel(&cdr.Xa);
cdr.FirstSector = 0;
-
-#if 0
- // Crash Team Racing: music, speech
- // - done using cdda decoded buffer (spu irq)
- // - don't do here
-
- // signal ADPCM data ready
- setIrq();
-#endif
}
else cdr.FirstSector = -1;
}
case 0:
break;
case 3:
- cdr.AttenuatorRight[1] = rt;
+ cdr.AttenuatorRightToRightT = rt;
return;
default:
return;
cdr.OCUP = 0;
#ifdef CDR_LOG_CMD_IRQ
- SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]);
+ SysPrintf("CD1 write: %x (%s)", rt, CmdName[rt]);
if (cdr.ParamC) {
SysPrintf(" Param[%d] = {", cdr.ParamC);
for (i = 0; i < cdr.ParamC; i++)
// Vib Ribbon: try same track again
StopCdda();
-#if 0
- if (!cdr.SetSector[0] & !cdr.SetSector[1] & !cdr.SetSector[2]) {
- if (CDR_getTN(cdr.ResultTN) != -1) {
- if (cdr.CurTrack > cdr.ResultTN[1])
- cdr.CurTrack = cdr.ResultTN[1];
- if (CDR_getTD((unsigned char)(cdr.CurTrack), cdr.ResultTD) != -1) {
- int tmp = cdr.ResultTD[2];
- cdr.ResultTD[2] = cdr.ResultTD[0];
- cdr.ResultTD[0] = tmp;
- if (!Config.Cdda) CDR_play(cdr.ResultTD);
- }
- }
- }
-#endif
// Vib Ribbon - decoded buffer IRQ for CDDA reading
// - fixes ribbon timing + music CD mode
- //TODO?
//CDRDBUF_INT( PSXCLK / 44100 * 0x100 );
cdr.Play = TRUE;
setIrq();
return;
case 2:
- cdr.AttenuatorLeft[0] = rt;
+ cdr.AttenuatorLeftToLeftT = rt;
return;
case 3:
- cdr.AttenuatorRight[0] = rt;
+ cdr.AttenuatorRightToLeftT = rt;
return;
}
}
cdr.ParamC = 0;
return;
case 2:
- cdr.AttenuatorLeft[1] = rt;
+ cdr.AttenuatorLeftToRightT = rt;
return;
case 3:
- if (rt == 0x20)
- CDR_LOG( "CD-XA Volume: %X %X | %X %X\n",
- cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1],
- cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] );
+ if (rt & 0x20) {
+ memcpy(&cdr.AttenuatorLeftToLeft, &cdr.AttenuatorLeftToLeftT, 4);
+ CDR_LOG_I("CD-XA Volume: %02x %02x | %02x %02x\n",
+ cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight,
+ cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight);
+ }
return;
}
// - fix boot
if( cdsize == 0 )
{
- switch (cdr.Mode & 0x30) {
- case 0x00: cdsize = 2048; break;
- case MODE_SIZE_2328: cdsize = 2328; break;
+ switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) {
case MODE_SIZE_2340: cdsize = 2340; break;
+ case MODE_SIZE_2328: cdsize = 2328; break;
+ default:
+ case MODE_SIZE_2048: cdsize = 2048; break;
}
}
cdr.CurTrack = 1;
cdr.File = 1;
cdr.Channel = 1;
+ cdr.Reg2 = 0x1f;
+ cdr.Stat = NoIntr;
pTransfer = cdr.Transfer;
// BIOS player - default values
- cdr.AttenuatorLeft[0] = 0x80;
- cdr.AttenuatorLeft[1] = 0x00;
- cdr.AttenuatorRight[0] = 0x00;
- cdr.AttenuatorRight[1] = 0x80;
+ cdr.AttenuatorLeftToLeft = 0x80;
+ cdr.AttenuatorLeftToRight = 0x00;
+ cdr.AttenuatorRightToLeft = 0x00;
+ cdr.AttenuatorRightToRight = 0x80;
getCdInfo();
}