X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fcdrom.c;h=e01d7debd1e4b43f09a2510b13e423badb8f8b6b;hb=8aeb66dcc917d0271e4574799b1793da7f3426c4;hp=07b13649c49c04888de27058480c3277a36e9f10;hpb=e9b207f1b9c79001aaa75abfc4cec353f006a57d;p=pcsx_rearmed.git diff --git a/libpcsxcore/cdrom.c b/libpcsxcore/cdrom.c index 07b13649..e01d7deb 100644 --- a/libpcsxcore/cdrom.c +++ b/libpcsxcore/cdrom.c @@ -35,7 +35,7 @@ #if 0 #define CDR_LOG_I SysPrintf #else -#define CDR_LOG_I(...) +#define CDR_LOG_I log_unhandled #endif #if 0 #define CDR_LOG_IO SysPrintf @@ -45,10 +45,11 @@ //#define CDR_LOG_CMD_IRQ static struct { - unsigned char OCUP; - unsigned char Reg1Mode; + // unused members maintain savesate compatibility + unsigned char unused0; + unsigned char unused1; unsigned char Reg2; - unsigned char CmdProcess; + unsigned char unused2; unsigned char Ctrl; unsigned char Stat; @@ -62,7 +63,7 @@ static struct { unsigned char Absolute[3]; } subq; unsigned char TrackChanged; - unsigned char pad1[3]; + unsigned char unused3[3]; unsigned int freeze_ver; unsigned char Prev[4]; @@ -75,7 +76,7 @@ static struct { unsigned char ResultP; unsigned char ResultReady; unsigned char Cmd; - unsigned char Readed; + unsigned char unused4; unsigned char SetlocPending; u32 Reading; @@ -94,25 +95,26 @@ static struct { xa_decode_t Xa; - int Init; + u16 FifoOffset; + u16 FifoSize; - u16 Irq; - u8 IrqRepeated; - u32 eCycle; + u16 CmdInProgress; + u8 Irq1Pending; + u8 unused5; + u32 unused6; - u8 pad2; + u8 unused7; u8 DriveState; u8 FastForward; u8 FastBackward; - u8 pad; + u8 unused8; u8 AttenuatorLeftToLeft, AttenuatorLeftToRight; u8 AttenuatorRightToRight, AttenuatorRightToLeft; u8 AttenuatorLeftToLeftT, AttenuatorLeftToRightT; u8 AttenuatorRightToRightT, AttenuatorRightToLeftT; } cdr; -static unsigned char *pTransfer; static s16 read_buf[CD_FRAMESIZE_RAW/2]; /* CD-ROM magic numbers */ @@ -242,11 +244,15 @@ static void sec2msf(unsigned int s, u8 *msf) { } // cdrPlaySeekReadInterrupt -#define CDRPLAYSEEKREAD_INT(eCycle) { \ +#define CDRPLAYSEEKREAD_INT(eCycle, isFirst) { \ + u32 e_ = eCycle; \ psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ - psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ - new_dyna_set_event(PSXINT_CDREAD, eCycle); \ + if (isFirst) \ + psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ + else \ + psxRegs.intCycle[PSXINT_CDREAD].sCycle += psxRegs.intCycle[PSXINT_CDREAD].cycle; \ + psxRegs.intCycle[PSXINT_CDREAD].cycle = e_; \ + new_dyna_set_event_abs(PSXINT_CDREAD, psxRegs.intCycle[PSXINT_CDREAD].sCycle + e_); \ } // cdrLidSeekInterrupt @@ -286,10 +292,11 @@ static void setIrq(int log_cmd) psxHu32ref(0x1070) |= SWAP32((u32)0x4); #ifdef CDR_LOG_CMD_IRQ + if (cdr.Stat) { int i; - SysPrintf("CDR IRQ=%d cmd %02x stat %02x: ", - !!(cdr.Stat & cdr.Reg2), log_cmd, cdr.Stat); + SysPrintf("%u cdrom: CDR IRQ=%d cmd %02x stat %02x: ", + psxRegs.cycle, !!(cdr.Stat & cdr.Reg2), log_cmd, cdr.Stat); for (i = 0; i < cdr.ResultC; i++) SysPrintf("%02x ", cdr.Result[i]); SysPrintf("\n"); @@ -477,23 +484,6 @@ static void ReadTrack(const u8 *time) { cdr.subq.Absolute[0], cdr.subq.Absolute[1], cdr.subq.Absolute[2]); } -static void AddIrqQueue(unsigned short irq, unsigned long ecycle) { - if (cdr.Irq != 0) { - if (irq == cdr.Irq || irq + 0x100 == cdr.Irq) { - cdr.IrqRepeated = 1; - CDR_INT(ecycle); - return; - } - - CDR_LOG_I("cdr: override cmd %02x -> %02x\n", cdr.Irq, irq); - } - - cdr.Irq = irq; - cdr.eCycle = ecycle; - - CDR_INT(ecycle); -} - static void cdrPlayInterrupt_Autopause() { u32 abs_lev_max = 0; @@ -510,7 +500,7 @@ static void cdrPlayInterrupt_Autopause() //cdr.ResultReady = 1; //cdr.Stat = DataReady; cdr.Stat = DataEnd; - setIrq(0x200); + setIrq(0x1000); // 0x1000 just for logging purposes StopCdda(); SetPlaySeekRead(cdr.StatP, 0); @@ -549,13 +539,14 @@ static void cdrPlayInterrupt_Autopause() cdr.Stat = DataReady; SetResultSize(8); - setIrq(0x201); + setIrq(0x1001); } } static int cdrSeekTime(unsigned char *target) { - int seekTime = abs(msf2sec(cdr.SetSectorPlay) - msf2sec(target)) * (cdReadTime / 200); + int diff = msf2sec(cdr.SetSectorPlay) - msf2sec(target); + int seekTime = abs(diff) * (cdReadTime / 200); /* * Gameblabla : * It was originally set to 1000000 for Driver, however it is not high enough for Worms Pinball @@ -576,7 +567,10 @@ static int cdrSeekTime(unsigned char *target) return seekTime; } +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); void cdrPlaySeekReadInterrupt(void) { @@ -588,17 +582,15 @@ void cdrPlaySeekReadInterrupt(void) if (!cdr.Play && (cdr.StatP & STATUS_SEEK)) { if (cdr.Stat) { CDR_LOG_I("cdrom: seek stat hack\n"); - CDRPLAYSEEKREAD_INT(0x1000); + CDRPLAYSEEKREAD_INT(0x1000, 1); return; } SetResultSize(1); cdr.StatP |= STATUS_ROTATING; SetPlaySeekRead(cdr.StatP, 0); cdr.Result[0] = cdr.StatP; - if (cdr.Irq == 0) { - cdr.Stat = Complete; - setIrq(0x202); - } + cdr.Stat = Complete; + setIrq(0x1002); Find_CurTrack(cdr.SetSectorPlay); ReadTrack(cdr.SetSectorPlay); @@ -621,13 +613,14 @@ void cdrPlaySeekReadInterrupt(void) CDR_readCDDA(cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], (u8 *)read_buf); } - if (!cdr.Irq && !cdr.Stat && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) + if (!cdr.Stat && (cdr.Mode & (MODE_AUTOPAUSE|MODE_REPORT))) cdrPlayInterrupt_Autopause(); - if (CDR_readCDDA && !cdr.Muted && !Config.Cdda) { + if (!cdr.Muted && !Config.Cdda) { + cdrPrepCdda(read_buf, CD_FRAMESIZE_RAW / 4); cdrAttenuate(read_buf, CD_FRAMESIZE_RAW / 4, 1); - if (SPU_playCDDAchannel) - SPU_playCDDAchannel(read_buf, CD_FRAMESIZE_RAW); + SPU_playCDDAchannel(read_buf, CD_FRAMESIZE_RAW, psxRegs.cycle, cdr.FirstSector); + cdr.FirstSector = 0; } cdr.SetSectorPlay[2]++; @@ -640,54 +633,77 @@ void cdrPlaySeekReadInterrupt(void) } } - CDRPLAYSEEKREAD_INT(cdReadTime); - // update for CdlGetlocP/autopause generate_subq(cdr.SetSectorPlay); + + CDRPLAYSEEKREAD_INT(cdReadTime, 0); } +#define CMD_PART2 0x100 +#define CMD_WHILE_NOT_READY 0x200 + void cdrInterrupt(void) { - u16 Irq = cdr.Irq; - int no_busy_error = 0; int start_rotating = 0; int error = 0; - int delay; unsigned int seekTime = 0; + u32 second_resp_time = 0; + u8 ParamC; u8 set_loc[3]; + u16 not_ready = 0; + u16 Cmd; int i; - // Reschedule IRQ if (cdr.Stat) { - CDR_LOG_I("cdrom: stat hack: %02x %x\n", cdr.Irq, cdr.Stat); - CDR_INT(0x1000); + CDR_LOG_I("%u cdrom: cmd %02x with irqstat %x\n", + psxRegs.cycle, cdr.CmdInProgress, cdr.Stat); + return; + } + if (cdr.Irq1Pending) { + // hand out the "newest" sector, according to nocash + cdrUpdateTransferBuf(CDR_getBuffer()); + CDR_LOG_I("cdrom: %x:%02x:%02x loaded on ack\n", + cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); + SetResultSize(1); + cdr.Result[0] = cdr.Irq1Pending; + cdr.Stat = (cdr.Irq1Pending & STATUS_ERROR) ? DiskError : DataReady; + cdr.Irq1Pending = 0; + setIrq(0x1003); 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; - } + Cmd = cdr.CmdInProgress; + cdr.CmdInProgress = 0; + ParamC = cdr.ParamC; + + if (Cmd < 0x100) { + cdr.Ctrl &= ~0x80; + cdr.ParamC = 0; + cdr.Cmd = 0; } - cdr.Irq = 0; + switch (cdr.DriveState) { + case DRIVESTATE_LID_OPEN: + case DRIVESTATE_RESCAN_CD: + case DRIVESTATE_PREPARE_CD: + // no disk or busy with the initial scan, allowed cmds are limited + not_ready = CMD_WHILE_NOT_READY; + break; + } - switch (Irq) { + switch (Cmd | not_ready) { case CdlNop: + case CdlNop + CMD_WHILE_NOT_READY: if (cdr.DriveState != DRIVESTATE_LID_OPEN) cdr.StatP &= ~STATUS_SHELLOPEN; - no_busy_error = 1; break; case CdlSetloc: + case CdlSetloc + CMD_WHILE_NOT_READY: CDR_LOG("CDROM setloc command (%02X, %02X, %02X)\n", cdr.Param[0], cdr.Param[1], cdr.Param[2]); // MM must be BCD, SS must be BCD and <0x60, FF must be BCD and <0x75 @@ -718,7 +734,7 @@ void cdrInterrupt(void) { // BIOS CD Player // - Pause player, hit Track 01/02/../xx (Setloc issued!!) - if (cdr.ParamC != 0 && cdr.Param[0] != 0) { + if (ParamC != 0 && cdr.Param[0] != 0) { int track = btoi( cdr.Param[0] ); if (track <= cdr.ResultTN[1]) @@ -756,6 +772,7 @@ void cdrInterrupt(void) { Find_CurTrack(cdr.SetSectorPlay); ReadTrack(cdr.SetSectorPlay); cdr.TrackChanged = FALSE; + cdr.FirstSector = 1; if (!Config.Cdda) CDR_play(cdr.SetSectorPlay); @@ -765,7 +782,7 @@ void cdrInterrupt(void) { // BIOS player - set flag again cdr.Play = TRUE; - CDRPLAYSEEKREAD_INT(cdReadTime + seekTime); + CDRPLAYSEEKREAD_INT(cdReadTime + seekTime, 1); start_rotating = 1; break; @@ -791,11 +808,11 @@ void cdrInterrupt(void) { error = ERROR_INVALIDARG; goto set_error; } - AddIrqQueue(CdlStandby + 0x100, cdReadTime * 125 / 2); + second_resp_time = cdReadTime * 125 / 2; start_rotating = 1; break; - case CdlStandby + 0x100: + case CdlStandby + CMD_PART2: cdr.Stat = Complete; break; @@ -814,15 +831,14 @@ void cdrInterrupt(void) { SetPlaySeekRead(cdr.StatP, 0); cdr.StatP &= ~STATUS_ROTATING; - delay = 0x800; + second_resp_time = 0x800; if (cdr.DriveState == DRIVESTATE_STANDBY) - delay = cdReadTime * 30 / 2; + second_resp_time = cdReadTime * 30 / 2; cdr.DriveState = DRIVESTATE_STOPPED; - AddIrqQueue(CdlStop + 0x100, delay); break; - case CdlStop + 0x100: + case CdlStop + CMD_PART2: cdr.Stat = Complete; break; @@ -846,33 +862,32 @@ void cdrInterrupt(void) { * */ if (!(cdr.StatP & (STATUS_PLAY | STATUS_READ))) { - delay = 7000; + second_resp_time = 7000; } else { - delay = (((cdr.Mode & MODE_SPEED) ? 2 : 1) * (1000000)); + second_resp_time = (((cdr.Mode & MODE_SPEED) ? 2 : 1) * 1000000); } - AddIrqQueue(CdlPause + 0x100, delay); SetPlaySeekRead(cdr.StatP, 0); - cdr.Ctrl |= 0x80; break; - case CdlPause + 0x100: + case CdlPause + CMD_PART2: cdr.Stat = Complete; break; case CdlReset: + case CdlReset + CMD_WHILE_NOT_READY: StopCdda(); StopReading(); SetPlaySeekRead(cdr.StatP, 0); cdr.Muted = FALSE; cdr.Mode = 0x20; /* This fixes This is Football 2, Pooh's Party lockups */ - AddIrqQueue(CdlReset + 0x100, 4100000); - no_busy_error = 1; + second_resp_time = not_ready ? 70000 : 4100000; start_rotating = 1; break; - case CdlReset + 0x100: + case CdlReset + CMD_PART2: + case CdlReset + CMD_PART2 + CMD_WHILE_NOT_READY: cdr.Stat = Complete; break; @@ -890,17 +905,19 @@ void cdrInterrupt(void) { break; case CdlSetmode: - no_busy_error = 1; + case CdlSetmode + CMD_WHILE_NOT_READY: + CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); + cdr.Mode = cdr.Param[0]; break; case CdlGetparam: + case CdlGetparam + CMD_WHILE_NOT_READY: /* Gameblabla : According to mednafen, Result size should be 5 and done this way. */ SetResultSize(5); cdr.Result[1] = cdr.Mode; cdr.Result[2] = 0; cdr.Result[3] = cdr.File; cdr.Result[4] = cdr.Channel; - no_busy_error = 1; break; case CdlGetlocL: @@ -915,11 +932,11 @@ void cdrInterrupt(void) { case CdlReadT: // SetSession? // really long - AddIrqQueue(CdlReadT + 0x100, cdReadTime * 290 / 4); + second_resp_time = cdReadTime * 290 / 4; start_rotating = 1; break; - case CdlReadT + 0x100: + case CdlReadT + CMD_PART2: cdr.Stat = Complete; break; @@ -973,11 +990,12 @@ void cdrInterrupt(void) { Rockman X5 = 0.5-4x - fix capcom logo */ - CDRPLAYSEEKREAD_INT(cdReadTime + seekTime); + CDRPLAYSEEKREAD_INT(cdReadTime + seekTime, 1); start_rotating = 1; break; case CdlTest: + case CdlTest + CMD_WHILE_NOT_READY: switch (cdr.Param[0]) { case 0x20: // System Controller ROM Version SetResultSize(4); @@ -992,14 +1010,13 @@ void cdrInterrupt(void) { memcpy(cdr.Result, Test23, 4); break; } - no_busy_error = 1; break; case CdlID: - AddIrqQueue(CdlID + 0x100, 20480); + second_resp_time = 20480; break; - case CdlID + 0x100: + case CdlID + CMD_PART2: SetResultSize(8); cdr.Result[0] = cdr.StatP; cdr.Result[1] = 0; @@ -1024,6 +1041,7 @@ void cdrInterrupt(void) { break; case CdlInit: + case CdlInit + CMD_WHILE_NOT_READY: StopCdda(); StopReading(); SetPlaySeekRead(cdr.StatP, 0); @@ -1031,23 +1049,22 @@ void cdrInterrupt(void) { cdr.StatP |= STATUS_SHELLOPEN; cdr.DriveState = DRIVESTATE_RESCAN_CD; CDRLID_INT(20480); - no_busy_error = 1; start_rotating = 1; break; case CdlGetQ: - no_busy_error = 1; + case CdlGetQ + CMD_WHILE_NOT_READY: break; case CdlReadToc: - AddIrqQueue(CdlReadToc + 0x100, cdReadTime * 180 / 4); - no_busy_error = 1; + case CdlReadToc + CMD_WHILE_NOT_READY: + second_resp_time = cdReadTime * 180 / 4; start_rotating = 1; break; - case CdlReadToc + 0x100: + case CdlReadToc + CMD_PART2: + case CdlReadToc + CMD_PART2 + CMD_WHILE_NOT_READY: cdr.Stat = Complete; - no_busy_error = 1; break; case CdlReadN: @@ -1071,46 +1088,43 @@ void cdrInterrupt(void) { // - fixes new game ReadTrack(cdr.SetSectorPlay); - CDRPLAYSEEKREAD_INT(((cdr.Mode & 0x80) ? (cdReadTime) : cdReadTime * 2) + seekTime); + CDRPLAYSEEKREAD_INT(((cdr.Mode & 0x80) ? (cdReadTime) : cdReadTime * 2) + seekTime, 1); SetPlaySeekRead(cdr.StatP, STATUS_SEEK); start_rotating = 1; break; case CdlSync: default: - CDR_LOG_I("Invalid command: %02x\n", Irq); + CDR_LOG_I("Invalid command: %02x%s\n", + Cmd, not_ready ? " (not_ready)" : ""); error = ERROR_INVALIDCMD; // FALLTHROUGH set_error: SetResultSize(2); cdr.Result[0] = cdr.StatP | STATUS_ERROR; - cdr.Result[1] = error; + cdr.Result[1] = not_ready ? ERROR_NOTREADY : error; cdr.Stat = DiskError; break; } if (cdr.DriveState == DRIVESTATE_STOPPED && start_rotating) { + printf("cdr.DriveState %d->%d\n", cdr.DriveState, DRIVESTATE_STANDBY); 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_NOTREADY; - cdr.Stat = DiskError; - break; - } + if (second_resp_time) { + cdr.CmdInProgress = Cmd | 0x100; + CDR_INT(second_resp_time); + } + else if (cdr.Cmd && cdr.Cmd != (Cmd & 0xff)) { + cdr.CmdInProgress = cdr.Cmd; + CDR_LOG_I("%u cdrom: cmd %02x came before %02x finished\n", + psxRegs.cycle, cdr.Cmd, Cmd); } -finish: - setIrq(Irq); - cdr.ParamC = 0; + setIrq(Cmd); } #ifdef HAVE_ARMV7 @@ -1123,7 +1137,18 @@ finish: } while (0) #endif -void cdrAttenuate(s16 *buf, int samples, int stereo) +static void cdrPrepCdda(s16 *buf, int samples) +{ +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + int i; + for (i = 0; i < samples; i++) { + buf[i * 2 + 0] = SWAP16(buf[i * 2 + 0]); + buf[i * 2 + 1] = SWAP16(buf[i * 2 + 1]); + } +#endif +} + +static void cdrAttenuate(s16 *buf, int samples, int stereo) { int i, l, r; int ll = cdr.AttenuatorLeftToLeft; @@ -1161,47 +1186,60 @@ void cdrAttenuate(s16 *buf, int samples, int stereo) } } -static void cdrReadInterrupt(void) +static void cdrReadInterruptSetResult(unsigned char result) { - u8 *buf; - - if (cdr.Irq || cdr.Stat) { - CDR_LOG_I("cdrom: read stat hack %02x %x\n", cdr.Irq, cdr.Stat); - CDRPLAYSEEKREAD_INT(2048); + if (cdr.Stat) { + CDR_LOG_I("cdrom: %d:%02d:%02d irq miss, cmd=%02x irqstat=%02x\n", + cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], + cdr.CmdInProgress, cdr.Stat); + cdr.Irq1Pending = result; return; } - - cdr.OCUP = 1; SetResultSize(1); + cdr.Result[0] = result; + cdr.Stat = (result & STATUS_ERROR) ? DiskError : DataReady; + setIrq(0x1004); +} + +static void cdrUpdateTransferBuf(const u8 *buf) +{ + if (!buf) + return; + memcpy(cdr.Transfer, buf, DATA_SIZE); + CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); + CDR_LOG("cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); + if (cdr.FifoOffset < 2048 + 12) + CDR_LOG("cdrom: FifoOffset(1) %d/%d\n", cdr.FifoOffset, cdr.FifoSize); +} + +static void cdrReadInterrupt(void) +{ + u8 *buf = NULL, *hdr; + SetPlaySeekRead(cdr.StatP, STATUS_READ | STATUS_ROTATING); - cdr.Result[0] = cdr.StatP; ReadTrack(cdr.SetSectorPlay); - - buf = CDR_getBuffer(); + if (cdr.NoErr) + buf = CDR_getBuffer(); if (buf == NULL) cdr.NoErr = 0; if (!cdr.NoErr) { CDR_LOG_I("cdrReadInterrupt() Log: err\n"); memset(cdr.Transfer, 0, DATA_SIZE); - cdr.Stat = DiskError; - cdr.Result[0] |= STATUS_ERROR; - setIrq(0x205); + cdrReadInterruptSetResult(cdr.StatP | STATUS_ERROR); return; } - memcpy(cdr.Transfer, buf, DATA_SIZE); - CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); - - - CDR_LOG("cdrReadInterrupt() Log: cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]); + if (!cdr.Irq1Pending) + cdrUpdateTransferBuf(buf); if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA + hdr = buf + 4; // Firemen 2: Multi-XA files - briefings, cutscenes if( cdr.FirstSector == 1 && (cdr.Mode & MODE_SF)==0 ) { - cdr.File = cdr.Transfer[4 + 0]; - cdr.Channel = cdr.Transfer[4 + 1]; + cdr.File = hdr[0]; + cdr.Channel = hdr[1]; } /* Gameblabla @@ -1209,19 +1247,26 @@ static void cdrReadInterrupt(void) * Fixes missing audio in Blue's Clues : Blue's Big Musical. (Should also fix Taxi 2) * TODO : Check if this is the proper behaviour. * */ - if((cdr.Transfer[4 + 2] & 0x4) && - (cdr.Transfer[4 + 1] == cdr.Channel) && - (cdr.Transfer[4 + 0] == cdr.File) && cdr.Channel != 255) { - int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); + if ((hdr[2] & 0x4) && hdr[0] == cdr.File && hdr[1] == cdr.Channel && cdr.Channel != 255) { + int ret = xa_decode_sector(&cdr.Xa, buf + 4, cdr.FirstSector); if (!ret) { cdrAttenuate(cdr.Xa.pcm, cdr.Xa.nsamples, cdr.Xa.stereo); - SPU_playADPCMchannel(&cdr.Xa); + SPU_playADPCMchannel(&cdr.Xa, psxRegs.cycle, cdr.FirstSector); cdr.FirstSector = 0; } else cdr.FirstSector = -1; } } + /* + Croc 2: $40 - only FORM1 (*) + Judge Dredd: $C8 - only FORM1 (*) + Sim Theme Park - no adpcm at all (zero) + */ + + if (!(cdr.Mode & MODE_STRSND) || !(buf[4+2] & 0x4)) + cdrReadInterruptSetResult(cdr.StatP); + cdr.SetSectorPlay[2]++; if (cdr.SetSectorPlay[2] == 75) { cdr.SetSectorPlay[2] = 0; @@ -1232,23 +1277,12 @@ static void cdrReadInterrupt(void) } } - cdr.Readed = 0; - - CDRPLAYSEEKREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); - - /* - Croc 2: $40 - only FORM1 (*) - Judge Dredd: $C8 - only FORM1 (*) - Sim Theme Park - no adpcm at all (zero) - */ - - if (!(cdr.Mode & MODE_STRSND) || !(cdr.Transfer[4+2] & 0x4)) { - cdr.Stat = DataReady; - setIrq(0x203); + if (!cdr.Irq1Pending) { + // update for CdlGetlocP + ReadTrack(cdr.SetSectorPlay); } - // update for CdlGetlocP - ReadTrack(cdr.SetSectorPlay); + CDRPLAYSEEKREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime, 0); } /* @@ -1268,10 +1302,7 @@ unsigned char cdrRead0(void) { else cdr.Ctrl &= ~0x20; - if (cdr.OCUP) - cdr.Ctrl |= 0x40; -// else -// cdr.Ctrl &= ~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; @@ -1315,11 +1346,8 @@ void cdrWrite1(unsigned char rt) { return; } - cdr.Cmd = rt; - cdr.OCUP = 0; - #ifdef CDR_LOG_CMD_IRQ - SysPrintf("CD1 write: %x (%s)", rt, CmdName[rt]); + SysPrintf("%u cdrom: CD1 write: %x (%s)", psxRegs.cycle, rt, CmdName[rt]); if (cdr.ParamC) { int i; SysPrintf(" Param[%d] = {", cdr.ParamC); @@ -1333,26 +1361,29 @@ void cdrWrite1(unsigned char rt) { cdr.ResultReady = 0; cdr.Ctrl |= 0x80; - // cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - switch (cdr.Cmd) { - case CdlSetmode: - CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); - - cdr.Mode = cdr.Param[0]; - break; + if (!cdr.CmdInProgress) { + cdr.CmdInProgress = rt; + // should be something like 12k + controller delays + CDR_INT(5000); + } + else { + CDR_LOG_I("%u cdrom: cmd while busy: %02x, prev %02x, busy %02x\n", + psxRegs.cycle, rt, cdr.Cmd, cdr.CmdInProgress); + if (cdr.CmdInProgress < 0x100) // no pending 2nd response + cdr.CmdInProgress = rt; } + + cdr.Cmd = rt; } unsigned char cdrRead2(void) { - unsigned char ret; + unsigned char ret = 0; - if (cdr.Readed == 0) { - ret = 0; - } else { - ret = *pTransfer++; - } + if (cdr.FifoOffset < cdr.FifoSize) + ret = cdr.Transfer[cdr.FifoOffset++]; + else + CDR_LOG_I("cdrom: read empty fifo (%d)\n", cdr.FifoSize); CDR_LOG_IO("cdr r2.dat: %02x\n", ret); return ret; @@ -1369,7 +1400,7 @@ void cdrWrite2(unsigned char rt) { return; case 1: cdr.Reg2 = rt; - setIrq(0x204); + setIrq(0x1005); return; case 2: cdr.AttenuatorLeftToLeftT = rt; @@ -1398,6 +1429,16 @@ void cdrWrite3(unsigned char rt) { case 0: break; // transfer case 1: + if (cdr.Stat & rt) { +#ifdef CDR_LOG_CMD_IRQ + SysPrintf("%u cdrom: ack %02x (w %02x)\n", + psxRegs.cycle, cdr.Stat & rt, rt); +#endif + // note: Croc vs Discworld Noir + if (!(psxRegs.interrupt & (1 << PSXINT_CDR)) && + (cdr.CmdInProgress || cdr.Irq1Pending)) + CDR_INT(850); // 711-993 + } cdr.Stat &= ~rt; if (rt & 0x40) @@ -1409,31 +1450,34 @@ void cdrWrite3(unsigned char rt) { case 3: if (rt & 0x20) { memcpy(&cdr.AttenuatorLeftToLeft, &cdr.AttenuatorLeftToLeftT, 4); - CDR_LOG_I("CD-XA Volume: %02x %02x | %02x %02x\n", + CDR_LOG("CD-XA Volume: %02x %02x | %02x %02x\n", cdr.AttenuatorLeftToLeft, cdr.AttenuatorLeftToRight, cdr.AttenuatorRightToLeft, cdr.AttenuatorRightToRight); } return; } - if ((rt & 0x80) && cdr.Readed == 0) { - cdr.Readed = 1; - pTransfer = cdr.Transfer; - + // test: Viewpoint + if ((rt & 0x80) && cdr.FifoOffset < cdr.FifoSize) { + CDR_LOG("cdrom: FifoOffset(2) %d/%d\n", cdr.FifoOffset, cdr.FifoSize); + } + else if (rt & 0x80) { switch (cdr.Mode & 0x30) { case MODE_SIZE_2328: case 0x00: - pTransfer += 12; + cdr.FifoOffset = 12; + cdr.FifoSize = 2048 + 12; break; case MODE_SIZE_2340: - pTransfer += 0; - break; - default: + cdr.FifoOffset = 0; + cdr.FifoSize = 2340; break; } } + else if (!(rt & 0xc0)) + cdr.FifoOffset = DATA_SIZE; // fifo empty } void psxDma3(u32 madr, u32 bcr, u32 chcr) { @@ -1443,66 +1487,49 @@ void psxDma3(u32 madr, u32 bcr, u32 chcr) { CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); - switch (chcr) { + switch (chcr & 0x71000000) { case 0x11000000: - case 0x11400100: - if (cdr.Readed == 0) { - CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); - break; - } - - cdsize = (bcr & 0xffff) * 4; - - // Ape Escape: bcr = 0001 / 0000 - // - fix boot - if( cdsize == 0 ) - { - 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; - } - } - - ptr = (u8 *)PSXM(madr); if (ptr == NULL) { - CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); + CDR_LOG_I("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); break; } + cdsize = (((bcr - 1) & 0xffff) + 1) * 4; + /* GS CDX: Enhancement CD crash - Setloc 0:0:0 - CdlPlay - Spams DMA3 and gets buffer overrun */ - size = CD_FRAMESIZE_RAW - (pTransfer - cdr.Transfer); + size = DATA_SIZE - cdr.FifoOffset; if (size > cdsize) size = cdsize; if (size > 0) { - memcpy(ptr, pTransfer, size); + memcpy(ptr, cdr.Transfer + cdr.FifoOffset, size); + cdr.FifoOffset += size; + psxCpu->Clear(madr, size / 4); } + if (size < cdsize) + CDR_LOG_I("cdrom: dma3 %d/%d\n", size, cdsize); - psxCpu->Clear(madr, cdsize / 4); - pTransfer += cdsize; + CDRDMA_INT((cdsize/4) * 24); - if( chcr == 0x11400100 ) { + HW_DMA3_CHCR &= SWAPu32(~0x10000000); + if (chcr & 0x100) { HW_DMA3_MADR = SWAPu32(madr + cdsize); - CDRDMA_INT( (cdsize/4) / 4 ); + HW_DMA3_BCR &= SWAPu32(0xffff0000); } - else if( chcr == 0x11000000 ) { - // CDRDMA_INT( (cdsize/4) * 1 ); + else { // halted - psxRegs.cycle += (cdsize/4) * 24/2; - CDRDMA_INT(16); + psxRegs.cycle += (cdsize/4) * 24 - 20; } return; default: - CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); + CDR_LOG_I("psxDma3() Log: Unknown cddma %x\n", chcr); break; } @@ -1539,7 +1566,7 @@ void cdrReset() { cdr.Stat = NoIntr; cdr.DriveState = DRIVESTATE_STANDBY; cdr.StatP = STATUS_ROTATING; - pTransfer = cdr.Transfer; + cdr.FifoOffset = DATA_SIZE; // fifo empty // BIOS player - default values cdr.AttenuatorLeftToLeft = 0x80; @@ -1562,7 +1589,7 @@ int cdrFreeze(void *f, int Mode) { if (Mode == 1) { cdr.ParamP = cdr.ParamC; - tmp = pTransfer - cdr.Transfer; + tmp = cdr.FifoOffset; } gzfreeze(&tmp, sizeof(tmp)); @@ -1570,7 +1597,8 @@ int cdrFreeze(void *f, int Mode) { if (Mode == 0) { getCdInfo(); - pTransfer = cdr.Transfer + tmp; + cdr.FifoOffset = tmp; + cdr.FifoSize = (cdr.Mode & 0x20) ? 2340 : 2048 + 12; // read right sub data tmpp[0] = btoi(cdr.Prev[0]); @@ -1587,7 +1615,7 @@ int cdrFreeze(void *f, int Mode) { if (!Config.Cdda) CDR_play(cdr.SetSectorPlay); if (psxRegs.interrupt & (1 << PSXINT_CDRPLAY_OLD)) - CDRPLAYSEEKREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); + CDRPLAYSEEKREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime, 1); } if ((cdr.freeze_ver & 0xffffff00) != 0x63647200) {