* Handles all CD-ROM registers and functions.
*/
+#include <stdalign.h>
#include <assert.h>
#include "cdrom.h"
+#include "cdrom-async.h"
#include "misc.h"
#include "ppf.h"
#include "psxdma.h"
} subq;
unsigned char TrackChanged;
unsigned char ReportDelay;
- unsigned char unused3;
+ unsigned char PhysCdPropagations;
unsigned short sectorsRead;
unsigned int freeze_ver;
u8 AdpcmActive;
u32 LastReadSeekCycles;
- u8 unused7;
+ u8 RetryDetected;
u8 DriveState; // enum drive_state
u8 FastForward;
u8 AttenuatorLeftToLeftT, AttenuatorLeftToRightT;
u8 AttenuatorRightToRightT, AttenuatorRightToLeftT;
} cdr;
-static s16 read_buf[CD_FRAMESIZE_RAW/2];
+alignas(64) static s16 read_buf[CD_FRAMESIZE_RAW_ALIGNED / 2];
+
+struct SubQ {
+ char res0[12];
+ unsigned char ControlAndADR;
+ unsigned char TrackNumber;
+ unsigned char IndexNumber;
+ unsigned char TrackRelativeAddress[3];
+ unsigned char Filler;
+ unsigned char AbsoluteAddress[3];
+ unsigned char CRC[2];
+ char res1[72];
+};
/* CD-ROM magic numbers */
#define CdlSync 0 /* nocash documentation : "Uh, actually, returns error code 40h = Invalid Command...?" */
DRIVESTATE_SEEK,
};
-static struct CdrStat stat;
+static struct CdrStat cdr_stat;
static unsigned int msf2sec(const u8 *msf) {
return ((msf[0] * 60 + msf[1]) * 75) + msf[2];
}
-// for that weird psemu API..
-static unsigned int fsm2sec(const u8 *msf) {
- return ((msf[2] * 60 + msf[1]) * 75) + msf[0];
-}
-
-static void sec2msf(unsigned int s, u8 *msf) {
- msf[0] = s / 75 / 60;
- s = s - msf[0] * 75 * 60;
- msf[1] = s / 75;
- s = s - msf[1] * 75;
- msf[2] = s;
-}
-
// cdrPlayReadInterrupt
#define CDRPLAYREAD_INT(eCycle, isFirst) { \
u32 e_ = eCycle; \
}
#define StopCdda() { \
- if (cdr.Play && !Config.Cdda) CDR_stop(); \
cdr.Play = FALSE; \
cdr.FastForward = 0; \
cdr.FastBackward = 0; \
//StopReading();
SetPlaySeekRead(cdr.StatP, 0);
- if (CDR_getStatus(&stat) == -1)
+ if (cdra_getStatus(&cdr_stat) == -1)
return;
- if (stat.Status & STATUS_SHELLOPEN)
+ if (cdr_stat.Status & STATUS_SHELLOPEN)
{
memset(cdr.Prev, 0xff, sizeof(cdr.Prev));
cdr.DriveState = DRIVESTATE_LID_OPEN;
break;
case DRIVESTATE_LID_OPEN:
- if (CDR_getStatus(&stat) == -1)
- stat.Status &= ~STATUS_SHELLOPEN;
+ if (cdra_getStatus(&cdr_stat) != 0)
+ cdr_stat.Status &= ~STATUS_SHELLOPEN;
// 02, 12, 10
if (!(cdr.StatP & STATUS_SHELLOPEN)) {
+ int was_reading = cdr.Reading;
+ StopReading();
SetPlaySeekRead(cdr.StatP, 0);
cdr.StatP |= STATUS_SHELLOPEN;
+ memset(cdr.Prev, 0xff, sizeof(cdr.Prev));
// IIRC this sometimes doesn't happen on real hw
// (when lots of commands are sent?)
- if (cdr.Reading) {
- StopReading();
- SetResultSize(2);
- cdr.Result[0] = cdr.StatP | STATUS_SEEKERROR;
- cdr.Result[1] = ERROR_SHELLOPEN;
- setIrq(DiskError, 0x1006);
- }
- if (cdr.CmdInProgress) {
+ SetResultSize(2);
+ cdr.Result[0] = cdr.StatP | STATUS_SEEKERROR;
+ cdr.Result[1] = ERROR_SHELLOPEN;
+ if (cdr.CmdInProgress || was_reading) {
psxRegs.interrupt &= ~(1 << PSXINT_CDR);
cdr.CmdInProgress = 0;
- SetResultSize(2);
cdr.Result[0] = cdr.StatP | STATUS_ERROR;
cdr.Result[1] = ERROR_NOTREADY;
- setIrq(DiskError, 0x1007);
}
+ setIrq(DiskError, 0x1006);
set_event(PSXINT_CDRLID, cdReadTime * 30);
break;
else if (cdr.StatP & STATUS_ROTATING) {
cdr.StatP &= ~STATUS_ROTATING;
}
- else if (!(stat.Status & STATUS_SHELLOPEN)) {
+ else if (!(cdr_stat.Status & STATUS_SHELLOPEN)) {
// closed now
CheckCdrom();
current = msf2sec(time);
for (cdr.CurTrack = 1; cdr.CurTrack < cdr.ResultTN[1]; cdr.CurTrack++) {
- CDR_getTD(cdr.CurTrack + 1, cdr.ResultTD);
- sect = fsm2sec(cdr.ResultTD);
+ cdra_getTD(cdr.CurTrack + 1, cdr.ResultTD);
+ sect = msf2sec(cdr.ResultTD);
if (sect - current >= 150)
break;
}
unsigned int this_s, start_s, next_s, pregap;
int relative_s;
- CDR_getTD(cdr.CurTrack, start);
+ cdra_getTD(cdr.CurTrack, start);
if (cdr.CurTrack + 1 <= cdr.ResultTN[1]) {
pregap = 150;
- CDR_getTD(cdr.CurTrack + 1, next);
+ cdra_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];
+ memcpy(next, cdr.SetSectorEnd, 3);
}
this_s = msf2sec(time);
- start_s = fsm2sec(start);
- next_s = fsm2sec(next);
+ start_s = msf2sec(start);
+ next_s = msf2sec(next);
cdr.TrackChanged = FALSE;
cdr.subq.Index = 0;
relative_s = -relative_s;
}
- sec2msf(relative_s, cdr.subq.Relative);
+ lba2msf(relative_s, &cdr.subq.Relative[0],
+ &cdr.subq.Relative[1], &cdr.subq.Relative[2]);
cdr.subq.Track = itob(cdr.CurTrack);
cdr.subq.Relative[0] = itob(cdr.subq.Relative[0]);
static int ReadTrack(const u8 *time)
{
- unsigned char tmp[3];
- int read_ok;
+ int ret;
- tmp[0] = itob(time[0]);
- tmp[1] = itob(time[1]);
- tmp[2] = itob(time[2]);
+ CDR_LOG("ReadTrack *** %02d:%02d:%02d\n", tmp[0], tmp[1], tmp[2]);
- CDR_LOG("ReadTrack *** %02x:%02x:%02x\n", tmp[0], tmp[1], tmp[2]);
-
- if (memcmp(cdr.Prev, tmp, 3) == 0)
+ if (memcmp(cdr.Prev, time, 3) == 0)
return 1;
- read_ok = CDR_readTrack(tmp);
- if (read_ok)
- memcpy(cdr.Prev, tmp, 3);
- return read_ok;
+ ret = cdra_readTrack(time);
+ if (ret == 0)
+ memcpy(cdr.Prev, time, 3);
+ return ret == 0;
}
static void UpdateSubq(const u8 *time)
{
- const struct SubQ *subq;
- int s = MSF2SECT(time[0], time[1], time[2]);
+ int ret = -1, s = MSF2SECT(time[0], time[1], time[2]);
+ struct SubQ subq;
u16 crc;
if (CheckSBI(s))
return;
- subq = (struct SubQ *)CDR_getBufferSub(s);
- 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);
+ if (cdr.CurTrack == 1)
+ ret = cdra_readSub(time, &subq);
+ if (ret == 0) {
+ 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);
}
else {
CDR_LOG_I("subq bad crc @%02d:%02d:%02d\n",
cdr.ReportDelay--;
}
+static boolean canDoTurbo(void)
+{
+ u32 c = psxRegs.cycle;
+ return Config.TurboCD && !cdr.RetryDetected && !cdr.AdpcmActive
+ //&& c - psxRegs.intCycle[PSXINT_SPUDMA].sCycle > (u32)cdReadTime * 2
+ && c - psxRegs.intCycle[PSXINT_MDECOUTDMA].sCycle > (u32)cdReadTime * 16;
+}
+
static int cdrSeekTime(unsigned char *target)
{
- int diff = msf2sec(cdr.SetSectorPlay) - msf2sec(target);
- int seekTime = abs(diff) * (cdReadTime / 2000);
+ int diff = abs((int)msf2sec(cdr.SetSectorPlay) - (int)msf2sec(target));
+ int seekTime = diff * (cdReadTime / 2000);
int cyclesSinceRS = psxRegs.cycle - cdr.LastReadSeekCycles;
seekTime = MAX_VALUE(seekTime, 20000);
- // need this stupidly long penalty or else Spyro2 intro desyncs
- // note: if misapplied this breaks MGS cutscenes among other things
- if (cdr.DriveState == DRIVESTATE_PAUSED && cyclesSinceRS > cdReadTime * 50)
- seekTime += cdReadTime * 25;
+ // sled seek?
+ if (diff >= 7200)
+ seekTime = PSXCLK / 7 + diff * 64;
+ // add *something* as rotation time until the target sector
+ if (cyclesSinceRS >= cdReadTime)
+ seekTime += (8 - ((cyclesSinceRS >> 18) & 7)) * (cdReadTime / 2);
+
// Transformers Beast Wars Transmetals does Setloc(x),SeekL,Setloc(x),ReadN
// and then wants some slack time
- else if (cdr.DriveState == DRIVESTATE_PAUSED || cyclesSinceRS < cdReadTime *3/2)
+ if (cdr.DriveState == DRIVESTATE_PAUSED || cyclesSinceRS < cdReadTime *3/2)
seekTime += cdReadTime;
- seekTime = MIN_VALUE(seekTime, PSXCLK * 2 / 3);
- CDR_LOG("seek: %.2f %.2f (%.2f) st %d\n", (float)seekTime / PSXCLK,
+ //seekTime = MIN_VALUE(seekTime, PSXCLK * 2 / 3);
+ CDR_LOG("seek: %02d:%02d:%02d %.2f %.2f (%.2f) st %d di %d\n",
+ target[0], target[1], target[2], (float)seekTime / PSXCLK,
(float)seekTime / cdReadTime, (float)cyclesSinceRS / cdReadTime,
- cdr.DriveState);
+ cdr.DriveState, diff);
return seekTime;
}
* Note: always enforcing this breaks other games like Crash PAL version
* (inputs get dropped because bios handler doesn't see interrupts).
*/
- u32 vint_rel;
- if (psxRegs.cycle - rcnts[3].cycleStart > 250000)
- return cycles;
- vint_rel = rcnts[3].cycleStart + 63000 - psxRegs.cycle;
- vint_rel += PSXCLK / 60;
+ u32 vint_rel = rcnts[3].cycleStart + 63000 - psxRegs.cycle;
while ((s32)(vint_rel - cycles) < 0)
vint_rel += PSXCLK / 60;
return vint_rel;
static void cdrUpdateTransferBuf(const u8 *buf);
static void cdrReadInterrupt(void);
static void cdrPrepCdda(s16 *buf, int samples);
-static void cdrAttenuate(s16 *buf, int samples, int stereo);
static void msfiAdd(u8 *msfi, u32 count)
{
}
}
+static int msfiEq(const u8 *a, const u8 *b)
+{
+ return a[0] == b[0] && a[1] == b[1] && a[2] == b[2];
+}
+
void cdrPlayReadInterrupt(void)
{
+ // this works but causes instability for timing sensitive games
+#if 0
+ int hit = cdra_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]);
+ if (!hit && cdr.PhysCdPropagations < 75/2) {
+ // this propagates the real cdrom delays to the emulated game
+ CDRPLAYREAD_INT(cdReadTime / 2, 0);
+ cdr.PhysCdPropagations++;
+ return;
+ }
+#endif
cdr.LastReadSeekCycles = psxRegs.cycle;
if (cdr.Reading) {
cdr.DriveState = DRIVESTATE_PAUSED;
}
else {
- CDR_readCDDA(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], (u8 *)read_buf);
+ cdra_readCDDA(cdr.SetSectorPlay, read_buf);
}
if (!cdr.IrqStat && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT)))
cdrPlayInterrupt_Autopause();
- if (!cdr.Muted && cdr.Play && !Config.Cdda) {
+ if (cdr.Play && !Config.Cdda) {
cdrPrepCdda(read_buf, CD_FRAMESIZE_RAW / 4);
- cdrAttenuate(read_buf, CD_FRAMESIZE_RAW / 4, 1);
SPU_playCDDAchannel(read_buf, CD_FRAMESIZE_RAW, psxRegs.cycle, 0);
}
msfiAdd(cdr.SetSectorPlay, 1);
+ cdra_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]);
// update for CdlGetlocP/autopause
generate_subq(cdr.SetSectorPlay);
CDRPLAYREAD_INT(cdReadTime, 0);
+
+ // stop propagation since it breaks streaming
+ cdr.PhysCdPropagations = 0xff;
+}
+
+static void softReset(void)
+{
+ cdra_getStatus(&cdr_stat);
+ if (cdr_stat.Status & STATUS_SHELLOPEN) {
+ cdr.DriveState = DRIVESTATE_LID_OPEN;
+ cdr.StatP = STATUS_SHELLOPEN;
+ }
+ else if (CdromId[0] == '\0') {
+ cdr.DriveState = DRIVESTATE_STOPPED;
+ cdr.StatP = 0;
+ }
+ else {
+ cdr.DriveState = DRIVESTATE_STANDBY;
+ cdr.StatP = STATUS_ROTATING;
+ }
+
+ cdr.FifoOffset = DATA_SIZE; // fifo empty
+ cdr.LocL[0] = LOCL_INVALID;
+ cdr.Mode = MODE_SIZE_2340;
+ cdr.Muted = FALSE;
+ SPU_setCDvol(cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight,
+ cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight, psxRegs.cycle);
}
#define CMD_PART2 0x100
u32 second_resp_time = 0;
const void *buf;
u8 ParamC;
- u8 set_loc[3];
int read_ok;
u16 not_ready = 0;
u8 IrqStat = Acknowledge;
+ u8 DriveStateOld;
u16 Cmd;
int i;
}
if (cdr.Irq1Pending) {
// hand out the "newest" sector, according to nocash
- cdrUpdateTransferBuf(CDR_getBuffer());
+ cdrUpdateTransferBuf(cdra_getBuffer());
CDR_LOG_I("%x:%02x:%02x loaded on ack, cmd=%02x res=%02x\n",
cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2],
cdr.CmdInProgress, cdr.Irq1Pending);
break;
case CdlSetloc:
- // case CdlSetloc + CMD_WHILE_NOT_READY: // or is it?
- CDR_LOG("CDROM setloc command (%02X, %02X, %02X)\n", cdr.Param[0], cdr.Param[1], cdr.Param[2]);
+ case CdlSetloc + CMD_WHILE_NOT_READY: // apparently?
+ if (cdr.StatP & STATUS_SHELLOPEN)
+ // wrong? Driver2 vs Amerzone
+ goto set_error;
// MM must be BCD, SS must be BCD and <0x60, FF must be BCD and <0x75
if (((cdr.Param[0] & 0x0F) > 0x09) || (cdr.Param[0] > 0x99) || ((cdr.Param[1] & 0x0F) > 0x09) || (cdr.Param[1] >= 0x60) || ((cdr.Param[2] & 0x0F) > 0x09) || (cdr.Param[2] >= 0x75))
}
else
{
+ u8 set_loc[3];
for (i = 0; i < 3; i++)
set_loc[i] = btoi(cdr.Param[i]);
+ if ((msfiEq(cdr.SetSector, set_loc)) //|| msfiEq(cdr.Param, cdr.Transfer))
+ && !cdr.SetlocPending)
+ cdr.RetryDetected++;
+ else
+ cdr.RetryDetected = 0;
memcpy(cdr.SetSector, set_loc, 3);
cdr.SetSector[3] = 0;
cdr.SetlocPending = 1;
CDR_LOG("PLAY track %d\n", cdr.CurTrack);
- if (CDR_getTD((u8)cdr.CurTrack, cdr.ResultTD) != -1) {
- for (i = 0; i < 3; i++)
- set_loc[i] = cdr.ResultTD[2 - i];
- seekTime = cdrSeekTime(set_loc);
- memcpy(cdr.SetSectorPlay, set_loc, 3);
+ if (cdra_getTD(cdr.CurTrack, cdr.ResultTD) != -1) {
+ seekTime = cdrSeekTime(cdr.ResultTD);
+ memcpy(cdr.SetSectorPlay, cdr.ResultTD, 3);
}
}
else if (cdr.SetlocPending) {
cdr.ReportDelay = 60;
cdr.sectorsRead = 0;
- if (!Config.Cdda)
- CDR_play(cdr.SetSectorPlay);
-
SetPlaySeekRead(cdr.StatP, STATUS_SEEK | STATUS_ROTATING);
// BIOS player - set flag again
cdr.Play = TRUE;
cdr.DriveState = DRIVESTATE_PLAY_READ;
+ cdr.PhysCdPropagations = 0;
CDRPLAYREAD_INT(cdReadTime + seekTime, 1);
start_rotating = 1;
error = ERROR_BAD_ARGNUM;
goto set_error;
}
- cdr.DriveState = DRIVESTATE_STANDBY;
second_resp_time = cdReadTime * 125 / 2;
start_rotating = 1;
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];
+ cdra_getTD(cdr.CurTrack, cdr.ResultTD);
+ memcpy(cdr.SetSectorPlay, cdr.ResultTD, 3);
}
StopCdda();
break;
case CdlPause:
+ if (cdr.AdpcmActive) {
+ cdr.AdpcmActive = 0;
+ cdr.Xa.nsamples = 0;
+ SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, 1); // flush adpcm
+ }
StopCdda();
StopReading();
cdr.sectorsRead = 0;
/*
- Gundam Battle Assault 2: much slower (*)
- - Fixes boot, gameplay
-
- Hokuto no Ken 2: slower
- - Fixes intro + subtitles
-
- InuYasha - Feudal Fairy Tale: slower
- - Fixes battles
+ Gundam Battle Assault 2
+ Hokuto no Ken 2
+ InuYasha - Feudal Fairy Tale
+ Dance Dance Revolution Konamix
+ Digimon Rumble Arena
+ ...
*/
- /* Gameblabla - Tightening the timings (as taken from Duckstation).
- * The timings from Duckstation are based upon hardware tests.
- * Mednafen's timing don't work for Gundam Battle Assault 2 in PAL/50hz mode,
- * seems to be timing sensitive as it can depend on the CPU's clock speed.
- * */
if (!(cdr.StatP & (STATUS_PLAY | STATUS_READ)))
{
second_resp_time = 7000;
}
else
{
- second_resp_time = (((cdr.Mode & MODE_SPEED) ? 1 : 2) * 1097107);
+ second_resp_time = 2100011;
+ // a hack to try to avoid weird cmd vs irq1 races causing games to retry
+ second_resp_time += (cdr.RetryDetected & 15) * 100001;
}
SetPlaySeekRead(cdr.StatP, 0);
+ DriveStateOld = cdr.DriveState;
cdr.DriveState = DRIVESTATE_PAUSED;
+ if (DriveStateOld == DRIVESTATE_SEEK) {
+ // According to Duckstation this fails, but the
+ // exact conditions and effects are not clear.
+ // Moto Racer World Tour seems to rely on this.
+ // For now assume pause works anyway, just errors out.
+ error = ERROR_NOTREADY;
+ goto set_error;
+ }
break;
case CdlPause + CMD_PART2:
case CdlReset:
case CdlReset + CMD_WHILE_NOT_READY:
+ // note: nocash and Duckstation calls this 'Init', but
+ // the official SDK calls it 'Reset', and so do we
StopCdda();
StopReading();
- SetPlaySeekRead(cdr.StatP, 0);
- cdr.LocL[0] = LOCL_INVALID;
- cdr.Muted = FALSE;
- cdr.Mode = MODE_SIZE_2340; /* This fixes This is Football 2, Pooh's Party lockups */
- cdr.DriveState = DRIVESTATE_PAUSED;
+ softReset();
second_resp_time = not_ready ? 70000 : 4100000;
start_rotating = 1;
break;
case CdlMute:
cdr.Muted = TRUE;
+ SPU_setCDvol(0, 0, 0, 0, psxRegs.cycle);
break;
case CdlDemute:
cdr.Muted = FALSE;
+ SPU_setCDvol(cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight,
+ cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight, psxRegs.cycle);
break;
case CdlSetfilter:
break;
case CdlGetTN:
- if (CDR_getTN(cdr.ResultTN) == -1) {
+ if (cdra_getTN(cdr.ResultTN) != 0) {
assert(0);
}
SetResultSize_(3);
case CdlGetTD:
cdr.Track = btoi(cdr.Param[0]);
- if (CDR_getTD(cdr.Track, cdr.ResultTD) == -1) {
+ if (cdra_getTD(cdr.Track, cdr.ResultTD) != 0) {
error = ERROR_BAD_ARGVAL;
goto set_error;
}
SetResultSize_(3);
- cdr.Result[1] = itob(cdr.ResultTD[2]);
+ cdr.Result[1] = itob(cdr.ResultTD[0]);
cdr.Result[2] = itob(cdr.ResultTD[1]);
// no sector number
- //cdr.Result[3] = itob(cdr.ResultTD[0]);
+ //cdr.Result[3] = itob(cdr.ResultTD[2]);
break;
case CdlSeekL:
StopReading();
SetPlaySeekRead(cdr.StatP, STATUS_SEEK | STATUS_ROTATING);
- seekTime = cdrSeekTime(cdr.SetSector);
+ if (!canDoTurbo())
+ seekTime = cdrSeekTime(cdr.SetSector);
memcpy(cdr.SetSectorPlay, cdr.SetSector, 4);
cdr.DriveState = DRIVESTATE_SEEK;
+ cdra_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1],
+ cdr.SetSectorPlay[2]);
/*
Crusaders of Might and Magic = 0.5x-4x
- fix cutscene speech start
Find_CurTrack(cdr.SetSectorPlay);
read_ok = ReadTrack(cdr.SetSectorPlay);
- if (read_ok && (buf = CDR_getBuffer()))
+ if (read_ok && (buf = cdra_getBuffer()))
memcpy(cdr.LocL, buf, 8);
UpdateSubq(cdr.SetSectorPlay);
cdr.DriveState = DRIVESTATE_STANDBY;
cdr.Result[3] = 0;
// 0x10 - audio | 0x40 - disk missing | 0x80 - unlicensed
- if (CDR_getStatus(&stat) == -1 || stat.Type == 0 || stat.Type == 0xff) {
+ if (cdra_getStatus(&cdr_stat) != 0 || cdr_stat.Type == 0 || cdr_stat.Type == 0xff) {
cdr.Result[1] = 0xc0;
}
else {
- if (stat.Type == 2)
+ if (cdr_stat.Type == 2)
cdr.Result[1] |= 0x10;
if (CdromId[0] == '\0')
cdr.Result[1] |= 0x80;
cdr.SubqForwardSectors = 1;
cdr.sectorsRead = 0;
cdr.DriveState = DRIVESTATE_SEEK;
+ cdr.PhysCdPropagations = 0;
+ cdra_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1],
+ cdr.SetSectorPlay[2]);
cycles = (cdr.Mode & MODE_SPEED) ? cdReadTime : cdReadTime * 2;
cycles += seekTime;
if (Config.hacks.cdr_read_timing)
cycles = cdrAlignTimingHack(cycles);
+ else if (canDoTurbo())
+ cycles = cdReadTime / 2;
CDRPLAYREAD_INT(cycles, 1);
SetPlaySeekRead(cdr.StatP, STATUS_SEEK);
setIrq(IrqStat, Cmd);
}
-#ifdef HAVE_ARMV7
- #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
-
static void cdrPrepCdda(s16 *buf, int samples)
{
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#endif
}
-static 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;
- }
- }
-}
-
static void cdrReadInterruptSetResult(unsigned char result)
{
if (cdr.IrqStat) {
cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2],
cdr.CmdInProgress, cdr.IrqStat);
cdr.Irq1Pending = result;
+ // F1 2000 timing hack :(
+ // compensate for some csum func @80014380 taking too long
+ if (!cdr.AdpcmActive)
+ psxRegs.intCycle[PSXINT_CDREAD].sCycle += cdReadTime / 10;
return;
}
SetResultSize(1);
int deliver_data = 1;
u8 subqPos[3];
int read_ok;
+ int is_start;
memcpy(subqPos, cdr.SetSectorPlay, sizeof(subqPos));
msfiAdd(subqPos, cdr.SubqForwardSectors);
read_ok = ReadTrack(cdr.SetSectorPlay);
if (read_ok)
- buf = CDR_getBuffer();
+ buf = cdra_getBuffer();
if (buf == NULL)
read_ok = 0;
subhdr->file, subhdr->chan, cdr.CurFile, cdr.CurChannel, cdr.FilterFile, cdr.FilterChannel);
if ((cdr.Mode & MODE_SF) && (subhdr->file != cdr.FilterFile || subhdr->chan != cdr.FilterChannel))
break;
- if (subhdr->chan & 0xe0) { // ?
+ if (subhdr->chan & 0x80) { // ?
if (subhdr->chan != 0xff)
log_unhandled("adpcm %d:%d\n", subhdr->file, subhdr->chan);
break;
if (Config.Xa)
break;
- if (!cdr.Muted && cdr.AdpcmActive) {
- cdrAttenuate(cdr.Xa.pcm, cdr.Xa.nsamples, cdr.Xa.stereo);
- SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, 0);
- }
- // decode next
- cdr.AdpcmActive = !xa_decode_sector(&cdr.Xa, buf + 4, !cdr.AdpcmActive);
+ is_start = !cdr.AdpcmActive;
+ cdr.AdpcmActive = !xa_decode_sector(&cdr.Xa, buf + 4, is_start);
+ if (cdr.AdpcmActive)
+ SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, is_start);
} while (0);
if ((cdr.Mode & MODE_SF) && (subhdr->mode & 0x44) == 0x44) // according to nocash
deliver_data = 0;
+ if (buf[3] != 1 && buf[3] != 2) { // according to duckstation
+ deliver_data = 0;
+ CDR_LOG_I("%x:%02x:%02x mode %02x ignored\n",
+ buf[0], buf[1], buf[2], buf[3]);
+ }
/*
Croc 2: $40 - only FORM1 (*)
cdrReadInterruptSetResult(cdr.StatP);
msfiAdd(cdr.SetSectorPlay, 1);
+ cdra_prefetch(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2]);
CDRPLAYREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime, 0);
}
cdrRead0:
bit 0,1 - reg index
bit 2 - adpcm active
- bit 5 - 1 result ready
- bit 6 - 1 dma ready
+ bit 3 - 1 parameter fifo empty
+ bit 4 - 1 parameter fifo not full
+ bit 5 - 1 response fifo not empty
+ bit 6 - 1 data fifo not empty
bit 7 - 1 command being processed
*/
unsigned char cdrRead0(void) {
- cdr.Ctrl &= ~0x24;
+ cdr.Ctrl &= ~0x64;
cdr.Ctrl |= cdr.AdpcmActive << 2;
cdr.Ctrl |= cdr.ResultReady << 5;
+ cdr.Ctrl |= ((signed int)(cdr.FifoOffset - cdr.FifoSize) >> 31) & 0x40;
- cdr.Ctrl |= 0x40; // data fifo not empty
-
- // What means the 0x10 and the 0x08 bits? I only saw it used by the bios
cdr.Ctrl |= 0x18;
CDR_LOG_IO("cdr r0.sta: %02x\n", cdr.Ctrl);
}
void cdrWrite0(unsigned char rt) {
- CDR_LOG_IO("cdr w0.idx: %02x\n", rt);
+ CDR_LOG_IO("cdr w0.x.idx: %02x\n", rt);
cdr.Ctrl = (rt & 3) | (cdr.Ctrl & ~3);
}
if (cdr.ResultP == cdr.ResultC)
cdr.ResultReady = 0;
- CDR_LOG_IO("cdr r1.rsp: %02x #%u\n", psxHu8(0x1801), cdr.ResultP - 1);
+ CDR_LOG_IO("cdr r1.x.rsp: %02x #%u\n", psxHu8(0x1801), cdr.ResultP - 1);
return psxHu8(0x1801);
}
void cdrWrite1(unsigned char rt) {
- const char *rnames[] = { "cmd", "smd", "smc", "arr" }; (void)rnames;
+ const char *rnames[] = { "0.cmd", "1.smd", "2.smc", "3.arr" }; (void)rnames;
CDR_LOG_IO("cdr w1.%s: %02x\n", rnames[cdr.Ctrl & 3], rt);
switch (cdr.Ctrl & 3) {
SysPrintf(" Param[%d] = {", cdr.ParamC);
for (i = 0; i < cdr.ParamC; i++)
SysPrintf(" %x,", cdr.Param[i]);
- SysPrintf("}\n");
- } else {
- SysPrintf("\n");
+ SysPrintf("}");
}
+ SysPrintf(" @%08x\n", psxRegs.pc);
#endif
cdr.ResultReady = 0;
else
CDR_LOG_I("read empty fifo (%d)\n", cdr.FifoSize);
- CDR_LOG_IO("cdr r2.dat: %02x\n", ret);
+ CDR_LOG_IO("cdr r2.x.dat: %02x\n", ret);
return ret;
}
void cdrWrite2(unsigned char rt) {
- const char *rnames[] = { "prm", "ien", "all", "arl" }; (void)rnames;
+ const char *rnames[] = { "0.prm", "1.ien", "2.all", "3.arl" }; (void)rnames;
CDR_LOG_IO("cdr w2.%s: %02x\n", rnames[cdr.Ctrl & 3], rt);
switch (cdr.Ctrl & 3) {
else
psxHu8(0x1803) = cdr.IrqMask | 0xE0;
- CDR_LOG_IO("cdr r3.%s: %02x\n", (cdr.Ctrl & 1) ? "ifl" : "ien", psxHu8(0x1803));
+ CDR_LOG_IO("cdr r3.%d.%s: %02x\n", cdr.Ctrl & 3,
+ (cdr.Ctrl & 1) ? "ifl" : "ien", psxHu8(0x1803));
return psxHu8(0x1803);
}
void cdrWrite3(unsigned char rt) {
- const char *rnames[] = { "req", "ifl", "alr", "ava" }; (void)rnames;
+ const char *rnames[] = { "0.req", "1.ifl", "2.alr", "3.ava" }; (void)rnames;
+ u8 ll, lr, rl, rr;
CDR_LOG_IO("cdr w3.%s: %02x\n", rnames[cdr.Ctrl & 3], rt);
switch (cdr.Ctrl & 3) {
cdr.AttenuatorLeftToRightT = rt;
return;
case 3:
+ if (rt & 0x01)
+ log_unhandled("Mute ADPCM?\n");
if (rt & 0x20) {
- memcpy(&cdr.AttenuatorLeftToLeft, &cdr.AttenuatorLeftToLeftT, 4);
- CDR_LOG("CD-XA Volume: %02x %02x | %02x %02x\n",
- cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight,
- cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight);
+ ll = cdr.AttenuatorLeftToLeftT; lr = cdr.AttenuatorLeftToRightT;
+ rl = cdr.AttenuatorRightToLeftT; rr = cdr.AttenuatorRightToRightT;
+ if (ll == cdr.AttenuatorLeftToLeft &&
+ lr == cdr.AttenuatorLeftToRight &&
+ rl == cdr.AttenuatorRightToLeft &&
+ rr == cdr.AttenuatorRightToRight)
+ return;
+ cdr.AttenuatorLeftToLeft = ll; cdr.AttenuatorLeftToRight = lr;
+ cdr.AttenuatorRightToLeft = rl; cdr.AttenuatorRightToRight = rr;
+ CDR_LOG_I("CD-XA Volume: %02x %02x | %02x %02x\n", ll, lr, rl, rr);
+ SPU_setCDvol(ll, lr, rl, rr, psxRegs.cycle);
}
return;
}
}
void psxDma3(u32 madr, u32 bcr, u32 chcr) {
- u32 cdsize, max_words;
+ u32 cdsize, max_words, cycles;
int size;
u8 *ptr;
switch (chcr & 0x71000000) {
case 0x11000000:
+ madr &= ~3;
ptr = getDmaRam(madr, &max_words);
if (ptr == INVALID_PTR) {
CDR_LOG_I("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n");
}
psxCpu->Clear(madr, cdsize / 4);
- set_event(PSXINT_CDRDMA, (cdsize / 4) * 24);
+ cycles = (cdsize / 4) * 24;
+ set_event(PSXINT_CDRDMA, cycles);
HW_DMA3_CHCR &= SWAPu32(~0x10000000);
if (chcr & 0x100) {
}
else {
// halted
- psxRegs.cycle += (cdsize/4) * 24 - 20;
+ psxRegs.cycle += cycles - 20;
}
+ if (canDoTurbo() && cdr.Reading && cdr.FifoOffset >= 2048)
+ CDRPLAYREAD_INT(cycles + 4096, 1);
return;
default:
static void getCdInfo(void)
{
- u8 tmp;
-
- CDR_getTN(cdr.ResultTN);
- CDR_getTD(0, cdr.SetSectorEnd);
- tmp = cdr.SetSectorEnd[0];
- cdr.SetSectorEnd[0] = cdr.SetSectorEnd[2];
- cdr.SetSectorEnd[2] = tmp;
+ cdra_getTN(cdr.ResultTN);
+ cdra_getTD(0, cdr.SetSectorEnd);
}
void cdrReset() {
cdr.FilterChannel = 0;
cdr.IrqMask = 0x1f;
cdr.IrqStat = NoIntr;
- cdr.FifoOffset = DATA_SIZE; // fifo empty
- CDR_getStatus(&stat);
- if (stat.Status & STATUS_SHELLOPEN) {
- cdr.DriveState = DRIVESTATE_LID_OPEN;
- cdr.StatP = STATUS_SHELLOPEN;
- }
- else if (CdromId[0] == '\0') {
- cdr.DriveState = DRIVESTATE_STOPPED;
- cdr.StatP = 0;
- }
- else {
- cdr.DriveState = DRIVESTATE_STANDBY;
- cdr.StatP = STATUS_ROTATING;
- }
-
// BIOS player - default values
cdr.AttenuatorLeftToLeft = 0x80;
cdr.AttenuatorLeftToRight = 0x00;
cdr.AttenuatorRightToLeft = 0x00;
cdr.AttenuatorRightToRight = 0x80;
+ softReset();
getCdInfo();
}
u32 tmp;
u8 tmpp[3];
- if (Mode == 0 && !Config.Cdda)
- CDR_stop();
-
- cdr.freeze_ver = 0x63647202;
+ cdr.freeze_ver = 0x63647203;
gzfreeze(&cdr, sizeof(cdr));
if (Mode == 1) {
gzfreeze(&tmp, sizeof(tmp));
if (Mode == 0) {
+ u8 ll = 0, lr = 0, rl = 0, rr = 0;
getCdInfo();
cdr.FifoOffset = tmp < DATA_SIZE ? tmp : DATA_SIZE;
cdr.SubqForwardSectors = SUBQ_FORWARD_SECTORS;
// read right sub data
- tmpp[0] = btoi(cdr.Prev[0]);
- tmpp[1] = btoi(cdr.Prev[1]);
- tmpp[2] = btoi(cdr.Prev[2]);
- cdr.Prev[0]++;
- ReadTrack(tmpp);
+ memcpy(tmpp, cdr.Prev, sizeof(tmpp));
+ if (cdr.freeze_ver < 0x63647203) {
+ tmpp[0] = btoi(tmpp[0]);
+ tmpp[1] = btoi(tmpp[1]);
+ tmpp[2] = btoi(tmpp[2]);
+ }
+ cdr.Prev[0] = 0xff;
+ if (tmpp[0] != 0xff)
+ ReadTrack(tmpp);
if (cdr.Play) {
if (cdr.freeze_ver < 0x63647202)
memcpy(cdr.SetSectorPlay, cdr.SetSector, 3);
Find_CurTrack(cdr.SetSectorPlay);
- if (!Config.Cdda)
- CDR_play(cdr.SetSectorPlay);
}
+ if (!cdr.Muted)
+ ll = cdr.AttenuatorLeftToLeft, lr = cdr.AttenuatorLeftToRight,
+ rl = cdr.AttenuatorRightToLeft, rr = cdr.AttenuatorRightToRight;
+ SPU_setCDvol(ll, lr, rl, rr, psxRegs.cycle);
}
return 0;
notaz.gp2x.de / pcsx_rearmed.git / blobdiff