diff options
| author | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-03-13 08:26:16 +0000 |
|---|---|---|
| committer | SND\weimingzhi_cp <SND\weimingzhi_cp@e17a0e51-4ae3-4d35-97c3-1a29b211df97> | 2011-03-13 08:26:16 +0000 |
| commit | 379a8879f7dae1a9074317c0270e12dd203b32c0 (patch) | |
| tree | 348efb7ecd4f7cbc030f4b5db6683a857f2ae6cf /libpcsxcore/cdrom.c | |
| parent | d34b4220bde29d7937d927e9d17a50470a36c500 (diff) | |
| download | pcsxr-379a8879f7dae1a9074317c0270e12dd203b32c0.tar.gz | |
Temporarily reverted r64524 until I (or someone else) find the time to sort out the stuff.
git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@64536 e17a0e51-4ae3-4d35-97c3-1a29b211df97
Diffstat (limited to 'libpcsxcore/cdrom.c')
| -rw-r--r-- | libpcsxcore/cdrom.c | 4897 |
1 files changed, 2452 insertions, 2445 deletions
diff --git a/libpcsxcore/cdrom.c b/libpcsxcore/cdrom.c index 888de49f..bfc3483c 100644 --- a/libpcsxcore/cdrom.c +++ b/libpcsxcore/cdrom.c @@ -1,514 +1,521 @@ -/*************************************************************************** - * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. * - ***************************************************************************/ - -/* -* Handles all CD-ROM registers and functions. -*/ - -#include "cdrom.h" -#include "cdriso.h" -#include "ppf.h" -#include "psxdma.h" -#include "spu.h" - -cdrStruct cdr; - -/* CD-ROM magic numbers */ -#define CdlSync 0 -#define CdlNop 1 -#define CdlSetloc 2 -#define CdlPlay 3 -#define CdlForward 4 -#define CdlBackward 5 -#define CdlReadN 6 -#define CdlStandby 7 -#define CdlStop 8 -#define CdlPause 9 -#define CdlInit 10 -#define CdlMute 11 -#define CdlDemute 12 -#define CdlSetfilter 13 -#define CdlSetmode 14 -#define CdlGetmode 15 -#define CdlGetlocL 16 -#define CdlGetlocP 17 -#define CdlReadT 18 -#define CdlGetTN 19 -#define CdlGetTD 20 -#define CdlSeekL 21 -#define CdlSeekP 22 -#define CdlSetclock 23 -#define CdlGetclock 24 -#define CdlTest 25 -#define CdlID 26 -#define CdlReadS 27 -#define CdlReset 28 -#define CdlReadToc 30 - -#define AUTOPAUSE 249 -#define READ_ACK 250 -#define READ 251 -#define REPPLAY_ACK 252 -#define REPPLAY 253 -#define ASYNC 254 -/* don't set 255, it's reserved */ - -char *CmdName[0x100]= { - "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay", - "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby", - "CdlStop", "CdlPause", "CdlInit", "CdlMute", - "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetmode", - "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN", - "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock", - "CdlGetclock", "CdlTest", "CdlID", "CdlReadS", - "CdlReset", NULL, "CDlReadToc", NULL -}; - -unsigned char Test04[] = { 0 }; -unsigned char Test05[] = { 0 }; -unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 }; -unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F }; -unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 }; - -// cdr.Stat: -#define NoIntr 0 -#define DataReady 1 -#define Complete 2 -#define Acknowledge 3 -#define DataEnd 4 -#define DiskError 5 - -/* Modes flags */ -#define MODE_SPEED (1<<7) // 0x80 -#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 MODE_CDDA (1<<0) // 0x01 - -/* Status flags */ -#define STATUS_PLAY (1<<7) // 0x80 -#define STATUS_SEEK (1<<6) // 0x40 -#define STATUS_READ (1<<5) // 0x20 -#define STATUS_SHELLOPEN (1<<4) // 0x10 -#define STATUS_UNKNOWN3 (1<<3) // 0x08 -#define STATUS_UNKNOWN2 (1<<2) // 0x04 -#define STATUS_ROTATING (1<<1) // 0x02 -#define STATUS_ERROR (1<<0) // 0x01 - +/***************************************************************************
+ * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
+ ***************************************************************************/
+
+/*
+* Handles all CD-ROM registers and functions.
+*/
+
+#include "cdrom.h"
+#include "ppf.h"
+#include "psxdma.h"
+
+cdrStruct cdr;
+
+/* CD-ROM magic numbers */
+#define CdlSync 0
+#define CdlNop 1
+#define CdlSetloc 2
+#define CdlPlay 3
+#define CdlForward 4
+#define CdlBackward 5
+#define CdlReadN 6
+#define CdlStandby 7
+#define CdlStop 8
+#define CdlPause 9
+#define CdlInit 10
+#define CdlMute 11
+#define CdlDemute 12
+#define CdlSetfilter 13
+#define CdlSetmode 14
+#define CdlGetmode 15
+#define CdlGetlocL 16
+#define CdlGetlocP 17
+#define CdlReadT 18
+#define CdlGetTN 19
+#define CdlGetTD 20
+#define CdlSeekL 21
+#define CdlSeekP 22
+#define CdlSetclock 23
+#define CdlGetclock 24
+#define CdlTest 25
+#define CdlID 26
+#define CdlReadS 27
+#define CdlReset 28
+#define CdlReadToc 30
+
+#define AUTOPAUSE 249
+#define READ_ACK 250
+#define READ 251
+#define REPPLAY_ACK 252
+#define REPPLAY 253
+#define ASYNC 254
+/* don't set 255, it's reserved */
+
+char *CmdName[0x100]= {
+ "CdlSync", "CdlNop", "CdlSetloc", "CdlPlay",
+ "CdlForward", "CdlBackward", "CdlReadN", "CdlStandby",
+ "CdlStop", "CdlPause", "CdlInit", "CdlMute",
+ "CdlDemute", "CdlSetfilter", "CdlSetmode", "CdlGetmode",
+ "CdlGetlocL", "CdlGetlocP", "CdlReadT", "CdlGetTN",
+ "CdlGetTD", "CdlSeekL", "CdlSeekP", "CdlSetclock",
+ "CdlGetclock", "CdlTest", "CdlID", "CdlReadS",
+ "CdlReset", NULL, "CDlReadToc", NULL
+};
+
+unsigned char Test04[] = { 0 };
+unsigned char Test05[] = { 0 };
+unsigned char Test20[] = { 0x98, 0x06, 0x10, 0xC3 };
+unsigned char Test22[] = { 0x66, 0x6F, 0x72, 0x20, 0x45, 0x75, 0x72, 0x6F };
+unsigned char Test23[] = { 0x43, 0x58, 0x44, 0x32, 0x39 ,0x34, 0x30, 0x51 };
+
+// cdr.Stat:
+#define NoIntr 0
+#define DataReady 1
+#define Complete 2
+#define Acknowledge 3
+#define DataEnd 4
+#define DiskError 5
+
+/* Modes flags */
+#define MODE_SPEED (1<<7) // 0x80
+#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 MODE_CDDA (1<<0) // 0x01
+
+/* Status flags */
+#define STATUS_PLAY (1<<7) // 0x80
+#define STATUS_SEEK (1<<6) // 0x40
+#define STATUS_READ (1<<5) // 0x20
+#define STATUS_SHELLOPEN (1<<4) // 0x10
+#define STATUS_UNKNOWN3 (1<<3) // 0x08
+#define STATUS_UNKNOWN2 (1<<2) // 0x04
+#define STATUS_ROTATING (1<<1) // 0x02
+#define STATUS_ERROR (1<<0) // 0x01
+
#define XA_ATTENUATE 0
-#define CDDA_ATTENUATE 1 - -// 1x = 75 sectors per second -// PSXCLK = 1 sec in the ps -// so (PSXCLK / 75) = cdr read time (linuzappz) -#define cdReadTime (PSXCLK / 75) - -static struct CdrStat stat; -static struct SubQ *subq; - -#ifndef H_SPUirqAddr -#define H_SPUirqAddr 0x1f801da4 -#define H_SPUaddr 0x1f801da6 -#define H_SPUctrl 0x1f801daa -#endif -#define H_CDLeft 0x1f801db0 -#define H_CDRight 0x1f801db2 - - -#define CDR_INT(eCycle) { \ - psxRegs.interrupt |= (1 << PSXINT_CDR); \ - psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \ -} - -#define CDREAD_INT(eCycle) { \ - psxRegs.interrupt |= (1 << PSXINT_CDREAD); \ - psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \ -} - -#define CDRDBUF_INT(eCycle) { \ - psxRegs.interrupt |= (1 << PSXINT_CDRDBUF); \ - psxRegs.intCycle[PSXINT_CDRDBUF].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDRDBUF].sCycle = psxRegs.cycle; \ -} - -#define CDRLID_INT(eCycle) { \ - psxRegs.interrupt |= (1 << PSXINT_CDRLID); \ - psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \ -} - -#define CDRPLAY_INT(eCycle) { \ - psxRegs.interrupt |= (1 << PSXINT_CDRPLAY); \ - psxRegs.intCycle[PSXINT_CDRPLAY].cycle = eCycle; \ - psxRegs.intCycle[PSXINT_CDRPLAY].sCycle = psxRegs.cycle; \ -} - -#define StartReading(type, eCycle) { \ - cdr.Reading = type; \ - cdr.FirstSector = 1; \ - cdr.Readed = 0xff; \ - AddIrqQueue(READ_ACK, eCycle); \ -} - -#define StopReading() { \ - if (cdr.Reading) { \ - cdr.Reading = 0; \ - psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \ - } \ - cdr.StatP &= ~STATUS_READ;\ -} - -#define StopCdda() { \ - if (cdr.Play) { \ - if (!Config.Cdda) CDR_stop(); \ - cdr.StatP &= ~STATUS_PLAY; \ - cdr.Play = FALSE; \ - cdr.FastForward = 0; \ - cdr.FastBackward = 0; \ - SPU_registerCallback( SPUirq ); \ - } \ -} - -#define SetResultSize(size) { \ - cdr.ResultP = 0; \ - cdr.ResultC = size; \ - cdr.ResultReady = 1; \ -} - - -void cdrDecodedBufferInterrupt() -{ - u16 buf_ptr[0x400], lcv; - -#if 0 - return; -#endif - - - // ISO reader only - if( CDR_init != ISOinit ) return; - - - // check dbuf IRQ still active - if( cdr.Play == 0 ) return; - if( (SPU_readRegister( H_SPUctrl ) & 0x40) == 0 ) return; - if( (SPU_readRegister( H_SPUirqAddr ) * 8) >= 0x800 ) return; - - - - // turn off plugin SPU IRQ decoded buffer handling - SPU_registerCallback( 0 ); - - - - /* - Vib Ribbon - - 000-3FF = left CDDA - 400-7FF = right CDDA - - Assume IRQ every wrap - */ - - if( iso_play_cdbuf ) - { - for( lcv = 0; lcv < 0x200; lcv++ ) - { - // left - buf_ptr[ lcv ] = iso_play_cdbuf[ iso_play_bufptr ]; - - // right - buf_ptr[ lcv+0x200 ] = iso_play_cdbuf[ iso_play_bufptr+1 ]; - - iso_play_bufptr += 2; - } - } - else - { - memset( buf_ptr, 0, sizeof(buf_ptr) ); - } - - - // feed CDDA decoded buffer manually - SPU_writeRegister( H_SPUaddr,0 ); - SPU_writeDMAMem( buf_ptr, 0x800 / 2 ); - - - // signal CDDA data ready - psxHu32ref(0x1070) |= SWAP32((u32)0x200); - - - // time for next full buffer - //CDRDBUF_INT( PSXCLK / 44100 * 0x200 ); - CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); -} - - -void cdrLidSeekInterrupt() -{ - // turn back on checking - if( cdr.LidCheck == 0x10 ) - { - cdr.LidCheck = 0; - } - - // official lid close - else if( cdr.LidCheck == 0x30 ) - { - // GS CDX 3.3: $13 - cdr.StatP |= STATUS_ROTATING; - - - // GS CDX 3.3 - ~50 getlocp tries - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x40; - } - - // turn off ready - else if( cdr.LidCheck == 0x40 ) - { - // GS CDX 3.3: $01 - cdr.StatP &= ~STATUS_SHELLOPEN; - cdr.StatP &= ~STATUS_ROTATING; - - - // GS CDX 3.3 - ~50 getlocp tries - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x50; - } - - // now seek - else if( cdr.LidCheck == 0x50 ) - { - // GameShark Lite: Start seeking ($42) - cdr.StatP |= STATUS_SEEK; - cdr.StatP |= STATUS_ROTATING; - cdr.StatP &= ~STATUS_ERROR; - - - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x60; - } - - // done = cd ready - else if( cdr.LidCheck == 0x60 ) - { - // GameShark Lite: Seek detection done ($02) - cdr.StatP &= ~STATUS_SEEK; - - cdr.LidCheck = 0; - } -} - - -static void Check_Shell( int Irq ) -{ - // check case open/close - if (cdr.LidCheck > 0) - { -#ifdef CDR_LOG - CDR_LOG( "LidCheck\n" ); -#endif - - // $20 = check lid state - if( cdr.LidCheck == 0x20 ) - { - u32 i; - - i = stat.Status; - if (CDR_getStatus(&stat) != -1) - { - // BIOS hangs + BIOS error messages - //if (stat.Type == 0xff) - //cdr.Stat = DiskError; - - // case now open - if (stat.Status & STATUS_SHELLOPEN) - { - // Vib Ribbon: pre-CD swap - StopCdda(); - - - // GameShark Lite: Death if DiskError happens - // - // Vib Ribbon: Needs DiskError for CD swap - - if (Irq != CdlNop) - { - cdr.Stat = DiskError; - - cdr.StatP |= STATUS_ERROR; - cdr.Result[0] |= STATUS_ERROR; - } - - // GameShark Lite: Wants -exactly- $10 - cdr.StatP |= STATUS_SHELLOPEN; - cdr.StatP &= ~STATUS_ROTATING; - - - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x10; - - - // GS CDX 3.3 = $11 - } - - // case just closed - else if ( i & STATUS_SHELLOPEN ) - { - cdr.StatP |= STATUS_ROTATING; - - CheckCdrom(); - - - if( cdr.Stat == NoIntr ) - cdr.Stat = Acknowledge; - - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - - - // begin close-seek-ready cycle - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x30; - - - // GameShark Lite: Wants -exactly- $42, then $02 - // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00 - } - - // case still closed - wait for recheck - else - { - CDRLID_INT( cdReadTime * 3 ); - cdr.LidCheck = 0x10; - } - } - } - - - // GS CDX: clear all values but #1,#2 - if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) ) - { - SetResultSize(16); - memset( cdr.Result, 0, 16 ); - - cdr.Result[0] = cdr.StatP; - - - // GS CDX: special return value - if( cdr.StatP & STATUS_SHELLOPEN ) - { - cdr.Result[1] = 0x80; - } - - - if( cdr.Stat == NoIntr ) - cdr.Stat = Acknowledge; - - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - } - } -} - - -static void Find_CurTrack() { - cdr.CurTrack = 0; - - if (CDR_getTN(cdr.ResultTN) != -1) { - int lcv; - - for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) { - if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { - u32 sect1, sect2; - -#ifdef CDR_LOG___0 - CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], - cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], - cdr.CurTrack ); -#endif - - // find next track boundary - only need m:s accuracy - sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75; - sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75; - - // Twisted Metal 4 - psx cdda pregap (2-sec) - // - fix in-game music - sect2 -= 75 * 2; - - if( sect1 >= sect2 ) { - cdr.CurTrack++; - continue; - } - } - - break; - } - } -} - -static void ReadTrack( u8 *time ) { - cdr.Prev[0] = itob( time[0] ); - cdr.Prev[1] = itob( time[1] ); - cdr.Prev[2] = itob( time[2] ); - -#ifdef CDR_LOG - CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); -#endif - cdr.RErr = CDR_readTrack(cdr.Prev); -} - - -static CDXA_Attenuation( s16 *buf, int size, int stereo, int attenuate_type ) -{ - s16 *spsound; - s32 lc,rc; - int i; - - spsound = buf; - -#if 0 - // mono xa attenuation - // - Tales of Phantasia (voice meter) - if( stereo == 0 ) { - s16 temp[32768]; - int dst; - - dst = 0; - for( i = 0; i < size; i++, dst+=2 ) { - temp[dst+0] = spsound[i]; - temp[dst+1] = spsound[i]; - } - - size *= 2*2; - memcpy( spsound, temp, size ); - } -#endif - - for( i = 0; i < size / 2; i += 2 ) - { +#define CDDA_ATTENUATE 1
+
+// 1x = 75 sectors per second
+// PSXCLK = 1 sec in the ps
+// so (PSXCLK / 75) = cdr read time (linuzappz)
+#define cdReadTime (PSXCLK / 75)
+
+static struct CdrStat stat;
+static struct SubQ *subq;
+
+
+extern unsigned int msf2sec(char *msf);
+extern void sec2msf(unsigned int s, char *msf);
+
+
+extern u16 *iso_play_cdbuf;
+extern u16 iso_play_bufptr;
+extern long CALLBACK ISOinit(void);
+extern void CALLBACK SPUirq(void);
+extern SPUregisterCallback SPU_registerCallback;
+
+#define H_SPUirqAddr 0x1f801da4
+#define H_SPUaddr 0x1f801da6
+#define H_SPUctrl 0x1f801daa
+#define H_CDLeft 0x1f801db0
+#define H_CDRight 0x1f801db2
+
+
+#define CDR_INT(eCycle) { \
+ psxRegs.interrupt |= (1 << PSXINT_CDR); \
+ psxRegs.intCycle[PSXINT_CDR].cycle = eCycle; \
+ psxRegs.intCycle[PSXINT_CDR].sCycle = psxRegs.cycle; \
+}
+
+#define CDREAD_INT(eCycle) { \
+ psxRegs.interrupt |= (1 << PSXINT_CDREAD); \
+ psxRegs.intCycle[PSXINT_CDREAD].cycle = eCycle; \
+ psxRegs.intCycle[PSXINT_CDREAD].sCycle = psxRegs.cycle; \
+}
+
+#define CDRDBUF_INT(eCycle) { \
+ psxRegs.interrupt |= (1 << PSXINT_CDRDBUF); \
+ psxRegs.intCycle[PSXINT_CDRDBUF].cycle = eCycle; \
+ psxRegs.intCycle[PSXINT_CDRDBUF].sCycle = psxRegs.cycle; \
+}
+
+#define CDRLID_INT(eCycle) { \
+ psxRegs.interrupt |= (1 << PSXINT_CDRLID); \
+ psxRegs.intCycle[PSXINT_CDRLID].cycle = eCycle; \
+ psxRegs.intCycle[PSXINT_CDRLID].sCycle = psxRegs.cycle; \
+}
+
+#define CDRPLAY_INT(eCycle) { \
+ psxRegs.interrupt |= (1 << PSXINT_CDRPLAY); \
+ psxRegs.intCycle[PSXINT_CDRPLAY].cycle = eCycle; \
+ psxRegs.intCycle[PSXINT_CDRPLAY].sCycle = psxRegs.cycle; \
+}
+
+#define StartReading(type, eCycle) { \
+ cdr.Reading = type; \
+ cdr.FirstSector = 1; \
+ cdr.Readed = 0xff; \
+ AddIrqQueue(READ_ACK, eCycle); \
+}
+
+#define StopReading() { \
+ if (cdr.Reading) { \
+ cdr.Reading = 0; \
+ psxRegs.interrupt &= ~(1 << PSXINT_CDREAD); \
+ } \
+ cdr.StatP &= ~STATUS_READ;\
+}
+
+#define StopCdda() { \
+ if (cdr.Play) { \
+ if (!Config.Cdda) CDR_stop(); \
+ cdr.StatP &= ~STATUS_PLAY; \
+ cdr.Play = FALSE; \
+ cdr.FastForward = 0; \
+ cdr.FastBackward = 0; \
+ SPU_registerCallback( SPUirq ); \
+ } \
+}
+
+#define SetResultSize(size) { \
+ cdr.ResultP = 0; \
+ cdr.ResultC = size; \
+ cdr.ResultReady = 1; \
+}
+
+
+void cdrDecodedBufferInterrupt()
+{
+ u16 buf_ptr[0x400], lcv;
+
+#if 0
+ return;
+#endif
+
+
+ // ISO reader only
+ if( CDR_init != ISOinit ) return;
+
+
+ // check dbuf IRQ still active
+ if( cdr.Play == 0 ) return;
+ if( (SPU_readRegister( H_SPUctrl ) & 0x40) == 0 ) return;
+ if( (SPU_readRegister( H_SPUirqAddr ) * 8) >= 0x800 ) return;
+
+
+
+ // turn off plugin SPU IRQ decoded buffer handling
+ SPU_registerCallback( 0 );
+
+
+
+ /*
+ Vib Ribbon
+
+ 000-3FF = left CDDA
+ 400-7FF = right CDDA
+
+ Assume IRQ every wrap
+ */
+
+ if( iso_play_cdbuf )
+ {
+ for( lcv = 0; lcv < 0x200; lcv++ )
+ {
+ // left
+ buf_ptr[ lcv ] = iso_play_cdbuf[ iso_play_bufptr ];
+
+ // right
+ buf_ptr[ lcv+0x200 ] = iso_play_cdbuf[ iso_play_bufptr+1 ];
+
+ iso_play_bufptr += 2;
+ }
+ }
+ else
+ {
+ memset( buf_ptr, 0, sizeof(buf_ptr) );
+ }
+
+
+ // feed CDDA decoded buffer manually
+ SPU_writeRegister( H_SPUaddr,0 );
+ SPU_writeDMAMem( buf_ptr, 0x800 / 2 );
+
+
+ // signal CDDA data ready
+ psxHu32ref(0x1070) |= SWAP32((u32)0x200);
+
+
+ // time for next full buffer
+ //CDRDBUF_INT( PSXCLK / 44100 * 0x200 );
+ CDRDBUF_INT( PSXCLK / 44100 * 0x100 );
+}
+
+
+void cdrLidSeekInterrupt()
+{
+ // turn back on checking
+ if( cdr.LidCheck == 0x10 )
+ {
+ cdr.LidCheck = 0;
+ }
+
+ // official lid close
+ else if( cdr.LidCheck == 0x30 )
+ {
+ // GS CDX 3.3: $13
+ cdr.StatP |= STATUS_ROTATING;
+
+
+ // GS CDX 3.3 - ~50 getlocp tries
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x40;
+ }
+
+ // turn off ready
+ else if( cdr.LidCheck == 0x40 )
+ {
+ // GS CDX 3.3: $01
+ cdr.StatP &= ~STATUS_SHELLOPEN;
+ cdr.StatP &= ~STATUS_ROTATING;
+
+
+ // GS CDX 3.3 - ~50 getlocp tries
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x50;
+ }
+
+ // now seek
+ else if( cdr.LidCheck == 0x50 )
+ {
+ // GameShark Lite: Start seeking ($42)
+ cdr.StatP |= STATUS_SEEK;
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.StatP &= ~STATUS_ERROR;
+
+
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x60;
+ }
+
+ // done = cd ready
+ else if( cdr.LidCheck == 0x60 )
+ {
+ // GameShark Lite: Seek detection done ($02)
+ cdr.StatP &= ~STATUS_SEEK;
+
+ cdr.LidCheck = 0;
+ }
+}
+
+
+void Check_Shell( int Irq )
+{
+ // check case open/close
+ if (cdr.LidCheck > 0)
+ {
+#ifdef CDR_LOG
+ CDR_LOG( "LidCheck\n" );
+#endif
+
+ // $20 = check lid state
+ if( cdr.LidCheck == 0x20 )
+ {
+ u32 i;
+
+ i = stat.Status;
+ if (CDR_getStatus(&stat) != -1)
+ {
+ // BIOS hangs + BIOS error messages
+ //if (stat.Type == 0xff)
+ //cdr.Stat = DiskError;
+
+ // case now open
+ if (stat.Status & STATUS_SHELLOPEN)
+ {
+ // Vib Ribbon: pre-CD swap
+ StopCdda();
+
+
+ // GameShark Lite: Death if DiskError happens
+ //
+ // Vib Ribbon: Needs DiskError for CD swap
+
+ if (Irq != CdlNop)
+ {
+ cdr.Stat = DiskError;
+
+ cdr.StatP |= STATUS_ERROR;
+ cdr.Result[0] |= STATUS_ERROR;
+ }
+
+ // GameShark Lite: Wants -exactly- $10
+ cdr.StatP |= STATUS_SHELLOPEN;
+ cdr.StatP &= ~STATUS_ROTATING;
+
+
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x10;
+
+
+ // GS CDX 3.3 = $11
+ }
+
+ // case just closed
+ else if ( i & STATUS_SHELLOPEN )
+ {
+ cdr.StatP |= STATUS_ROTATING;
+
+ CheckCdrom();
+
+
+ if( cdr.Stat == NoIntr )
+ cdr.Stat = Acknowledge;
+
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+
+
+ // begin close-seek-ready cycle
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x30;
+
+
+ // GameShark Lite: Wants -exactly- $42, then $02
+ // GS CDX 3.3: Wants $11/$80, $13/$80, $01/$00
+ }
+
+ // case still closed - wait for recheck
+ else
+ {
+ CDRLID_INT( cdReadTime * 3 );
+ cdr.LidCheck = 0x10;
+ }
+ }
+ }
+
+
+ // GS CDX: clear all values but #1,#2
+ if( (cdr.LidCheck >= 0x30) || (cdr.StatP & STATUS_SHELLOPEN) )
+ {
+ SetResultSize(16);
+ memset( cdr.Result, 0, 16 );
+
+ cdr.Result[0] = cdr.StatP;
+
+
+ // GS CDX: special return value
+ if( cdr.StatP & STATUS_SHELLOPEN )
+ {
+ cdr.Result[1] = 0x80;
+ }
+
+
+ if( cdr.Stat == NoIntr )
+ cdr.Stat = Acknowledge;
+
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+ }
+ }
+}
+
+
+void Find_CurTrack() {
+ cdr.CurTrack = 0;
+
+ if (CDR_getTN(cdr.ResultTN) != -1) {
+ int lcv;
+
+ for( lcv = 1; lcv <= cdr.ResultTN[1]; lcv++ ) {
+ if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) {
+ u32 sect1, sect2;
+
+#ifdef CDR_LOG___0
+ CDR_LOG( "curtrack %d %d %d | %d %d %d | %d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2],
+ cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0],
+ cdr.CurTrack );
+#endif
+
+ // find next track boundary - only need m:s accuracy
+ sect1 = cdr.SetSectorPlay[0] * 60 * 75 + cdr.SetSectorPlay[1] * 75;
+ sect2 = cdr.ResultTD[2] * 60 * 75 + cdr.ResultTD[1] * 75;
+
+ // Twisted Metal 4 - psx cdda pregap (2-sec)
+ // - fix in-game music
+ sect2 -= 75 * 2;
+
+ if( sect1 >= sect2 ) {
+ cdr.CurTrack++;
+ continue;
+ }
+ }
+
+ break;
+ }
+ }
+}
+
+static void ReadTrack( u8 *time ) {
+ cdr.Prev[0] = itob( time[0] );
+ cdr.Prev[1] = itob( time[1] );
+ cdr.Prev[2] = itob( time[2] );
+
+#ifdef CDR_LOG
+ CDR_LOG("ReadTrack() Log: KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]);
+#endif
+ cdr.RErr = CDR_readTrack(cdr.Prev);
+}
+
+
+static CDXA_Attenuation( s16 *buf, int size, int stereo, int attenuate_type )
+{
+ s16 *spsound;
+ s32 lc,rc;
+ int i;
+
+ spsound = buf;
+
+#if 0
+ // mono xa attenuation
+ // - Tales of Phantasia (voice meter)
+ if( stereo == 0 ) {
+ s16 temp[32768];
+ int dst;
+
+ dst = 0;
+ for( i = 0; i < size; i++, dst+=2 ) {
+ temp[dst+0] = spsound[i];
+ temp[dst+1] = spsound[i];
+ }
+
+ size *= 2*2;
+ memcpy( spsound, temp, size );
+ }
+#endif
+
+ for( i = 0; i < size / 2; i += 2 )
+ {
// Chronicles of the Sword - cutscene (xa), speech (cdda)
if( attenuate_type == XA_ATTENUATE ) {
lc = (spsound[i+0] * cdr.AttenuatorLeft[0] + spsound[i+1] * cdr.AttenuatorLeft[1]) / 128;
@@ -516,1941 +523,1941 @@ static CDXA_Attenuation( s16 *buf, int size, int stereo, int attenuate_type ) } else if( attenuate_type == CDDA_ATTENUATE ) {
lc = (spsound[i+0] * cdr.AttenuatorLeft[0] + spsound[i+1] * cdr.AttenuatorRight[1]) / 128;
rc = (spsound[i+1] * cdr.AttenuatorRight[0] + spsound[i+0] * cdr.AttenuatorLeft[1]) / 128;
- } - - if( lc < -32768 ) lc = -32768; - if( rc < -32768 ) rc = -32768; - if( lc > 32767 ) lc = 32767; - if( rc > 32767 ) rc = 32767; - - spsound[i + 0] = lc; - spsound[i + 1] = rc; - } -} - - -static void AddIrqQueue(unsigned char irq, unsigned long ecycle) { - cdr.Irq = irq; - cdr.eCycle = ecycle; - - // Doom: Force rescheduling - // - Fixes boot - CDR_INT(ecycle); -} - - -static void Set_Track() -{ - if (CDR_getTN(cdr.ResultTN) != -1) { - int lcv; - - for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) { - if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) { -#ifdef CDR_LOG___0 - CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], - cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0], - cdr.CurTrack ); -#endif - - // check if time matches track start (only need min, sec accuracy) - // - m:s:f vs f:s:m - if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] && - cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) { - // skip pregap frames - if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] ) - cdr.SetSectorPlay[2] = cdr.ResultTD[0]; - - break; - } - else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] ) - break; - } - } - } -} - - -static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change; -static void Create_Fake_Subq() -{ - u8 temp_cur[3], temp_next[3], temp_start[3], pregap; - int diff; - - if (CDR_getTN(cdr.ResultTN) == -1) return; - if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) { - pregap = 150; - if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return; - } else { - // last track - cd size - pregap = 0; - if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; - } - - if( cdr.Play == TRUE ) { - temp_cur[0] = cdr.SetSectorPlay[0]; - temp_cur[1] = cdr.SetSectorPlay[1]; - temp_cur[2] = cdr.SetSectorPlay[2]; - } else { - temp_cur[0] = btoi( cdr.Prev[0] ); - temp_cur[1] = btoi( cdr.Prev[1] ); - temp_cur[2] = btoi( cdr.Prev[2] ); - } - - fake_subq_real[0] = temp_cur[0]; - fake_subq_real[1] = temp_cur[1]; - fake_subq_real[2] = temp_cur[2]; - - temp_next[0] = cdr.ResultTD[2]; - temp_next[1] = cdr.ResultTD[1]; - temp_next[2] = cdr.ResultTD[0]; - - - // flag- next track - if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) { - fake_subq_change = 1; - - cdr.CurTrack++; - - // end cd - if( pregap == 0 ) StopCdda(); - } - - ////////////////////////////////////////////////// - ////////////////////////////////////////////////// - - // repair - if( cdr.CurTrack <= cdr.ResultTN[1] ) { - if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return; - } else { - // last track - cd size - if( CDR_getTD(0, cdr.ResultTD) == -1 ) return; - } - - temp_start[0] = cdr.ResultTD[2]; - temp_start[1] = cdr.ResultTD[1]; - temp_start[2] = cdr.ResultTD[0]; - - -#ifdef CDR_LOG - CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n", - temp_cur[0], temp_cur[1], temp_cur[2], - temp_start[0], temp_start[1], temp_start[2], - temp_next[0], temp_next[1], temp_next[2]); -#endif - - - - // local time - pregap / real - diff = msf2sec(temp_cur) - msf2sec( temp_start ); - if( diff < 0 ) { - fake_subq_index = 0; - - sec2msf( -diff, fake_subq_local ); - } else { - fake_subq_index = 1; - - sec2msf( diff, fake_subq_local ); - } -} - - -static void cdrPlayInterrupt_Autopause() -{ - if ((cdr.Mode & (MODE_AUTOPAUSE|MODE_CDDA)) != (MODE_AUTOPAUSE|MODE_CDDA)) return; - - // Reschedule IRQ - if ( cdr.Irq || cdr.Stat ) { -#ifdef CDR_LOG - CDR_LOG("=== BUSY === cdrPlayInterrupt\n"); -#endif - - //CDRPLAY_INT( 0x800 ); - return; - } - - - if( CDR_getStatus(&stat) == -1) return; - - subq = (struct SubQ *)CDR_getBufferSub(); - - if (subq != NULL ) { -#ifdef CDR_LOG - CDR_LOG( "CDDA SUB - %X:%X:%X\n", - subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); -#endif - - /* - CDDA Autopause - - Silhouette Mirage ($3) - Tomb Raider 1 ($7) - */ - - if( cdr.CurTrack < btoi( subq->TrackNumber ) ) { -#ifdef CDR_LOG - CDR_LOG( "CDDA STOP\n" ); -#endif - - // Magic the Gathering - // - looping territory cdda - - // ...? - //cdr.ResultReady = 1; - //cdr.Stat = DataReady; - cdr.Stat = DataEnd; - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - - - StopCdda(); - } - } else { -#ifdef CDR_LOG___0 - CDR_LOG( "CDDA FAKE SUB - %d:%d:%d\n", - temp_cur[0], temp_cur[1], temp_cur[2] ); -#endif - - //if( msf2sec(temp_cur) >= msf2sec( temp_next ) ) { - if( fake_subq_change ) { -#ifdef CDR_LOG - CDR_LOG( "CDDA STOP\n" ); -#endif - - // Magic the Gathering - // - looping territory cdda - - // ...? - //cdr.ResultReady = 1; - //cdr.Stat = DataReady; - cdr.Stat = DataEnd; - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - - - StopCdda(); - - fake_subq_change = 0; - } - } -} - - -static void cdrPlayInterrupt_Repplay() -{ - // BIOS - HACK: Switch between local / absolute times - static u8 report_time = 1; - - - if ((cdr.Mode & (MODE_REPORT|MODE_CDDA)) != (MODE_REPORT|MODE_CDDA)) return; - -#ifdef CDR_LOG - CDR_LOG("cdrRepplayInterrupt() Log: KEY END\n"); -#endif - - // Doom - no more cdda playing - // - fixes boot with irq cmd reschedule - - // Reschedule IRQ - if ( cdr.Irq || cdr.Stat ) { -#ifdef CDR_LOG - CDR_LOG("=== BUSY === cdrRepplayInterrupt\n"); -#endif - - //CDREPPLAY_INT( 0x800 ); - return; - } - - - memset( cdr.Result, 0, 8 ); - if( CDR_getStatus(&stat) == -1) return; - - cdr.Result[0] = cdr.StatP; - - - subq = (struct SubQ *)CDR_getBufferSub(); - if (subq != NULL ) { -#ifdef CDR_LOG - CDR_LOG( "REPPLAY SUB - %X:%X:%X\n", - subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] ); -#endif - - - /* - skip subQ integrity check (audio playback) - - mainly useful for DATA LibCrypt checking - */ - //if( SWAP16(subq->CRC) != calcCrc((unsigned char *)subq + 12, 10) ) - - // Rayman: audio pregap flag / track change - // - not all CDs will use PREGAPs, so we track it manually - if( cdr.CurTrack < btoi( subq->TrackNumber ) ) { - cdr.Result[0] |= 0x10; - - cdr.CurTrack = btoi( subq->TrackNumber ); - } - - - // BIOS CD Player: data already BCD format - cdr.Result[1] = subq->TrackNumber; - cdr.Result[2] = subq->IndexNumber; - - - // BIOS CD Player: switch between local / absolute times - if( report_time == 0 ) { - cdr.Result[3] = subq->AbsoluteAddress[0]; - cdr.Result[4] = subq->AbsoluteAddress[1]; - cdr.Result[5] = subq->AbsoluteAddress[2]; - - report_time = 1; - } else { - cdr.Result[3] = subq->TrackRelativeAddress[0]; - cdr.Result[4] = subq->TrackRelativeAddress[1]; - cdr.Result[5] = subq->TrackRelativeAddress[2]; - - cdr.Result[4] |= 0x80; - - report_time = 0; - } - } else { -#ifdef CDR_LOG___0 - CDR_LOG( "REPPLAY FAKE - %d:%d:%d\n", - temp_cur[0], temp_cur[1], temp_cur[2] ); -#endif - - // Rayman: check track change - //if( msf2sec(temp_cur) >= msf2sec( temp_next ) ) { - if( fake_subq_change ) { -#ifdef CDR_LOG___0 - CDR_LOG( "TRACK CHANGE %d - %d %d %d ==> %d %d %d\n", - cdr.CurTrack, - temp_cur[0], temp_cur[1], temp_cur[2], - temp_next[0], temp_next[1], temp_next[2] ); -#endif - - cdr.Result[0] |= 0x10; - - fake_subq_change = 0; - } - - - // track # / index # - cdr.Result[1] = itob(cdr.CurTrack); - cdr.Result[2] = itob(fake_subq_index); - - if( report_time == 0 ) { - // absolute - cdr.Result[3] = itob( fake_subq_real[0] ); - cdr.Result[4] = itob( fake_subq_real[1] ); - cdr.Result[5] = itob( fake_subq_real[2] ); - - report_time = 1; - } else { - // local - cdr.Result[3] = itob( fake_subq_local[0] ); - cdr.Result[4] = itob( fake_subq_local[1] ); - cdr.Result[5] = itob( fake_subq_local[2] ); - - cdr.Result[4] |= 0x80; - - report_time = 0; - } - - cdr.Result[6] = 0; - cdr.Result[7] = 0; - } - - - // Rayman: Logo freeze (resultready + dataready) - cdr.ResultReady = 1; - cdr.Stat = DataReady; - - SetResultSize(8); - psxHu32ref(0x1070) |= SWAP32((u32)0x4); -} - - -void cdrPlayInterrupt() -{ - if( !cdr.Play ) return; - - ////////////////////////////////////////// - ////////////////////////////////////////// - -#ifdef CDR_LOG - CDR_LOG( "CDDA - %d:%d:%d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); -#endif - - - { - u8 temp[3]; - - temp[0] = itob(cdr.SetSectorPlay[0]); - temp[1] = itob(cdr.SetSectorPlay[1]); - temp[2] = itob(cdr.SetSectorPlay[2]); - - // get subq - CDR_readTrack( temp ); - } - - if( CDR_readCDDA ) { - CDR_readCDDA( cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], cdr.Transfer ); - - CDXA_Attenuation( (short *) cdr.Transfer, 2352, 1, CDDA_ATTENUATE ); - } - - - - // mute data track - if( (Config.Cdda) || - (CDR_getStatus(&stat) != -1 && stat.Type == 1 && cdr.CurTrack == 1) ) - memset( cdr.Transfer, 0, CD_FRAMESIZE_RAW ); - - - if( SPU_playCDDAchannel) - SPU_playCDDAchannel((short *)cdr.Transfer, CD_FRAMESIZE_RAW); - - CDRPLAY_INT( cdReadTime ); - - ////////////////////////////////////////// - ////////////////////////////////////////// - - subq = (struct SubQ *)CDR_getBufferSub(); - if (subq == NULL ) - Create_Fake_Subq(); - - cdrPlayInterrupt_Autopause(); - cdrPlayInterrupt_Repplay(); - - ////////////////////////////////////////// - ////////////////////////////////////////// - - cdr.SetSectorPlay[2]++; - if (cdr.SetSectorPlay[2] == 75) { - cdr.SetSectorPlay[2] = 0; - cdr.SetSectorPlay[1]++; - if (cdr.SetSectorPlay[1] == 60) { - cdr.SetSectorPlay[1] = 0; - cdr.SetSectorPlay[0]++; - } - } - - - Check_Shell(0); -} - - -void cdrInterrupt() { - int i; - unsigned char Irq = cdr.Irq; - - // Reschedule IRQ - if (cdr.Stat) { - CDR_INT( 0x100 ); - return; - } - - cdr.Irq = 0xff; - cdr.Ctrl &= ~0x80; - - switch (Irq) { - case CdlSync: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlNop: - SetResultSize(1); - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - - if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; - break; - - case CdlSetloc: - cdr.CmdProcess = 0; - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlPlay: - fake_subq_change = 0; - - if( cdr.Seeked == FALSE ) { - memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); - cdr.Seeked = TRUE; - } - - /* - 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 - */ - Set_Track(); - Find_CurTrack(); - ReadTrack( cdr.SetSectorPlay ); + }
+
+ if( lc < -32768 ) lc = -32768;
+ if( rc < -32768 ) rc = -32768;
+ if( lc > 32767 ) lc = 32767;
+ if( rc > 32767 ) rc = 32767;
+
+ spsound[i + 0] = lc;
+ spsound[i + 1] = rc;
+ }
+}
+
+
+void AddIrqQueue(unsigned char irq, unsigned long ecycle) {
+ cdr.Irq = irq;
+ cdr.eCycle = ecycle;
+
+ // Doom: Force rescheduling
+ // - Fixes boot
+ CDR_INT(ecycle);
+}
+
+
+void Set_Track()
+{
+ if (CDR_getTN(cdr.ResultTN) != -1) {
+ int lcv;
+
+ for( lcv = 1; lcv < cdr.ResultTN[1]; lcv++ ) {
+ if (CDR_getTD((u8)(lcv), cdr.ResultTD) != -1) {
+#ifdef CDR_LOG___0
+ CDR_LOG( "settrack %d %d %d | %d %d %d | %d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2],
+ cdr.ResultTD[2], cdr.ResultTD[1], cdr.ResultTD[0],
+ cdr.CurTrack );
+#endif
+
+ // check if time matches track start (only need min, sec accuracy)
+ // - m:s:f vs f:s:m
+ if( cdr.SetSectorPlay[0] == cdr.ResultTD[2] &&
+ cdr.SetSectorPlay[1] == cdr.ResultTD[1] ) {
+ // skip pregap frames
+ if( cdr.SetSectorPlay[2] < cdr.ResultTD[0] )
+ cdr.SetSectorPlay[2] = cdr.ResultTD[0];
+
+ break;
+ }
+ else if( cdr.SetSectorPlay[0] < cdr.ResultTD[2] )
+ break;
+ }
+ }
+ }
+}
+
+
+static u8 fake_subq_local[3], fake_subq_real[3], fake_subq_index, fake_subq_change;
+void Create_Fake_Subq()
+{
+ u8 temp_cur[3], temp_next[3], temp_start[3], pregap;
+ int diff;
+
+ if (CDR_getTN(cdr.ResultTN) == -1) return;
+ if( cdr.CurTrack+1 <= cdr.ResultTN[1] ) {
+ pregap = 150;
+ if( CDR_getTD(cdr.CurTrack+1, cdr.ResultTD) == -1 ) return;
+ } else {
+ // last track - cd size
+ pregap = 0;
+ if( CDR_getTD(0, cdr.ResultTD) == -1 ) return;
+ }
+
+ if( cdr.Play == TRUE ) {
+ temp_cur[0] = cdr.SetSectorPlay[0];
+ temp_cur[1] = cdr.SetSectorPlay[1];
+ temp_cur[2] = cdr.SetSectorPlay[2];
+ } else {
+ temp_cur[0] = btoi( cdr.Prev[0] );
+ temp_cur[1] = btoi( cdr.Prev[1] );
+ temp_cur[2] = btoi( cdr.Prev[2] );
+ }
+
+ fake_subq_real[0] = temp_cur[0];
+ fake_subq_real[1] = temp_cur[1];
+ fake_subq_real[2] = temp_cur[2];
+
+ temp_next[0] = cdr.ResultTD[2];
+ temp_next[1] = cdr.ResultTD[1];
+ temp_next[2] = cdr.ResultTD[0];
+
+
+ // flag- next track
+ if( msf2sec(temp_cur) >= msf2sec( temp_next )-pregap ) {
+ fake_subq_change = 1;
+
+ cdr.CurTrack++;
+
+ // end cd
+ if( pregap == 0 ) StopCdda();
+ }
+
+ //////////////////////////////////////////////////
+ //////////////////////////////////////////////////
+
+ // repair
+ if( cdr.CurTrack <= cdr.ResultTN[1] ) {
+ if( CDR_getTD(cdr.CurTrack, cdr.ResultTD) == -1 ) return;
+ } else {
+ // last track - cd size
+ if( CDR_getTD(0, cdr.ResultTD) == -1 ) return;
+ }
+
+ temp_start[0] = cdr.ResultTD[2];
+ temp_start[1] = cdr.ResultTD[1];
+ temp_start[2] = cdr.ResultTD[0];
+
+
+#ifdef CDR_LOG
+ CDR_LOG( "CDDA FAKE SUB - %d:%d:%d / %d:%d:%d / %d:%d:%d\n",
+ temp_cur[0], temp_cur[1], temp_cur[2],
+ temp_start[0], temp_start[1], temp_start[2],
+ temp_next[0], temp_next[1], temp_next[2]);
+#endif
+
+
+
+ // local time - pregap / real
+ diff = msf2sec(temp_cur) - msf2sec( temp_start );
+ if( diff < 0 ) {
+ fake_subq_index = 0;
+
+ sec2msf( -diff, fake_subq_local );
+ } else {
+ fake_subq_index = 1;
+
+ sec2msf( diff, fake_subq_local );
+ }
+}
+
+
+void cdrPlayInterrupt_Autopause()
+{
+ if ((cdr.Mode & (MODE_AUTOPAUSE|MODE_CDDA)) != (MODE_AUTOPAUSE|MODE_CDDA)) return;
+
+ // Reschedule IRQ
+ if ( cdr.Irq || cdr.Stat ) {
+#ifdef CDR_LOG
+ CDR_LOG("=== BUSY === cdrPlayInterrupt\n");
+#endif
+
+ //CDRPLAY_INT( 0x800 );
+ return;
+ }
+
+
+ if( CDR_getStatus(&stat) == -1) return;
+
+ subq = (struct SubQ *)CDR_getBufferSub();
+
+ if (subq != NULL ) {
+#ifdef CDR_LOG
+ CDR_LOG( "CDDA SUB - %X:%X:%X\n",
+ subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] );
+#endif
+
+ /*
+ CDDA Autopause
+
+ Silhouette Mirage ($3)
+ Tomb Raider 1 ($7)
+ */
+
+ if( cdr.CurTrack < btoi( subq->TrackNumber ) ) {
+#ifdef CDR_LOG
+ CDR_LOG( "CDDA STOP\n" );
+#endif
+
+ // Magic the Gathering
+ // - looping territory cdda
+
+ // ...?
+ //cdr.ResultReady = 1;
+ //cdr.Stat = DataReady;
+ cdr.Stat = DataEnd;
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+
+
+ StopCdda();
+ }
+ } else {
+#ifdef CDR_LOG___0
+ CDR_LOG( "CDDA FAKE SUB - %d:%d:%d\n",
+ temp_cur[0], temp_cur[1], temp_cur[2] );
+#endif
+
+ //if( msf2sec(temp_cur) >= msf2sec( temp_next ) ) {
+ if( fake_subq_change ) {
+#ifdef CDR_LOG
+ CDR_LOG( "CDDA STOP\n" );
+#endif
+
+ // Magic the Gathering
+ // - looping territory cdda
+
+ // ...?
+ //cdr.ResultReady = 1;
+ //cdr.Stat = DataReady;
+ cdr.Stat = DataEnd;
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+
+
+ StopCdda();
+
+ fake_subq_change = 0;
+ }
+ }
+}
+
+
+void cdrPlayInterrupt_Repplay()
+{
+ // BIOS - HACK: Switch between local / absolute times
+ static u8 report_time = 1;
+
+
+ if ((cdr.Mode & (MODE_REPORT|MODE_CDDA)) != (MODE_REPORT|MODE_CDDA)) return;
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrRepplayInterrupt() Log: KEY END\n");
+#endif
+
+ // Doom - no more cdda playing
+ // - fixes boot with irq cmd reschedule
+
+ // Reschedule IRQ
+ if ( cdr.Irq || cdr.Stat ) {
+#ifdef CDR_LOG
+ CDR_LOG("=== BUSY === cdrRepplayInterrupt\n");
+#endif
+
+ //CDREPPLAY_INT( 0x800 );
+ return;
+ }
+
+
+ memset( cdr.Result, 0, 8 );
+ if( CDR_getStatus(&stat) == -1) return;
+
+ cdr.Result[0] = cdr.StatP;
+
+
+ subq = (struct SubQ *)CDR_getBufferSub();
+ if (subq != NULL ) {
+#ifdef CDR_LOG
+ CDR_LOG( "REPPLAY SUB - %X:%X:%X\n",
+ subq->AbsoluteAddress[0], subq->AbsoluteAddress[1], subq->AbsoluteAddress[2] );
+#endif
+
+
+ /*
+ skip subQ integrity check (audio playback)
+ - mainly useful for DATA LibCrypt checking
+ */
+ //if( SWAP16(subq->CRC) != calcCrc((unsigned char *)subq + 12, 10) )
+
+ // Rayman: audio pregap flag / track change
+ // - not all CDs will use PREGAPs, so we track it manually
+ if( cdr.CurTrack < btoi( subq->TrackNumber ) ) {
+ cdr.Result[0] |= 0x10;
+
+ cdr.CurTrack = btoi( subq->TrackNumber );
+ }
+
+
+ // BIOS CD Player: data already BCD format
+ cdr.Result[1] = subq->TrackNumber;
+ cdr.Result[2] = subq->IndexNumber;
+
+
+ // BIOS CD Player: switch between local / absolute times
+ if( report_time == 0 ) {
+ cdr.Result[3] = subq->AbsoluteAddress[0];
+ cdr.Result[4] = subq->AbsoluteAddress[1];
+ cdr.Result[5] = subq->AbsoluteAddress[2];
+
+ report_time = 1;
+ } else {
+ cdr.Result[3] = subq->TrackRelativeAddress[0];
+ cdr.Result[4] = subq->TrackRelativeAddress[1];
+ cdr.Result[5] = subq->TrackRelativeAddress[2];
+
+ cdr.Result[4] |= 0x80;
+
+ report_time = 0;
+ }
+ } else {
+#ifdef CDR_LOG___0
+ CDR_LOG( "REPPLAY FAKE - %d:%d:%d\n",
+ temp_cur[0], temp_cur[1], temp_cur[2] );
+#endif
+
+ // Rayman: check track change
+ //if( msf2sec(temp_cur) >= msf2sec( temp_next ) ) {
+ if( fake_subq_change ) {
+#ifdef CDR_LOG___0
+ CDR_LOG( "TRACK CHANGE %d - %d %d %d ==> %d %d %d\n",
+ cdr.CurTrack,
+ temp_cur[0], temp_cur[1], temp_cur[2],
+ temp_next[0], temp_next[1], temp_next[2] );
+#endif
+
+ cdr.Result[0] |= 0x10;
+
+ fake_subq_change = 0;
+ }
+
+
+ // track # / index #
+ cdr.Result[1] = itob(cdr.CurTrack);
+ cdr.Result[2] = itob(fake_subq_index);
+
+ if( report_time == 0 ) {
+ // absolute
+ cdr.Result[3] = itob( fake_subq_real[0] );
+ cdr.Result[4] = itob( fake_subq_real[1] );
+ cdr.Result[5] = itob( fake_subq_real[2] );
+
+ report_time = 1;
+ } else {
+ // local
+ cdr.Result[3] = itob( fake_subq_local[0] );
+ cdr.Result[4] = itob( fake_subq_local[1] );
+ cdr.Result[5] = itob( fake_subq_local[2] );
+
+ cdr.Result[4] |= 0x80;
+
+ report_time = 0;
+ }
+
+ cdr.Result[6] = 0;
+ cdr.Result[7] = 0;
+ }
+
+
+ // Rayman: Logo freeze (resultready + dataready)
+ cdr.ResultReady = 1;
+ cdr.Stat = DataReady;
+
+ SetResultSize(8);
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+}
+
+
+void cdrPlayInterrupt()
+{
+ if( !cdr.Play ) return;
+
+ //////////////////////////////////////////
+ //////////////////////////////////////////
+
+#ifdef CDR_LOG
+ CDR_LOG( "CDDA - %d:%d:%d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] );
+#endif
+
+
+ {
+ u8 temp[3];
+
+ temp[0] = itob(cdr.SetSectorPlay[0]);
+ temp[1] = itob(cdr.SetSectorPlay[1]);
+ temp[2] = itob(cdr.SetSectorPlay[2]);
+
+ // get subq
+ CDR_readTrack( temp );
+ }
+
+ if( CDR_readCDDA ) {
+ CDR_readCDDA( cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2], cdr.Transfer );
+
+ CDXA_Attenuation( (short *) cdr.Transfer, 2352, 1, CDDA_ATTENUATE );
+ }
+
+
+
+ // mute data track
+ if( (Config.Cdda) ||
+ (CDR_getStatus(&stat) != -1 && stat.Type == 1 && cdr.CurTrack == 1) )
+ memset( cdr.Transfer, 0, CD_FRAMESIZE_RAW );
+
+
+ if( SPU_playCDDAchannel)
+ SPU_playCDDAchannel((short *)cdr.Transfer, CD_FRAMESIZE_RAW);
+
+ CDRPLAY_INT( cdReadTime );
+
+ //////////////////////////////////////////
+ //////////////////////////////////////////
+
+ subq = (struct SubQ *)CDR_getBufferSub();
+ if (subq == NULL )
+ Create_Fake_Subq();
+
+ cdrPlayInterrupt_Autopause();
+ cdrPlayInterrupt_Repplay();
+
+ //////////////////////////////////////////
+ //////////////////////////////////////////
+
+ cdr.SetSectorPlay[2]++;
+ if (cdr.SetSectorPlay[2] == 75) {
+ cdr.SetSectorPlay[2] = 0;
+ cdr.SetSectorPlay[1]++;
+ if (cdr.SetSectorPlay[1] == 60) {
+ cdr.SetSectorPlay[1] = 0;
+ cdr.SetSectorPlay[0]++;
+ }
+ }
+
+
+ Check_Shell(0);
+}
+
+
+void cdrInterrupt() {
+ int i;
+ unsigned char Irq = cdr.Irq;
+
+ // Reschedule IRQ
+ if (cdr.Stat) {
+ CDR_INT( 0x100 );
+ return;
+ }
+
+ cdr.Irq = 0xff;
+ cdr.Ctrl &= ~0x80;
+
+ switch (Irq) {
+ case CdlSync:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlNop:
+ SetResultSize(1);
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+
+ if (cdr.LidCheck == 0) cdr.LidCheck = 0x20;
+ break;
+
+ case CdlSetloc:
+ cdr.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlPlay:
+ fake_subq_change = 0;
+
+ if( cdr.Seeked == FALSE ) {
+ memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 );
+ cdr.Seeked = TRUE;
+ }
+
+ /*
+ 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
+ */
+ Set_Track();
+ Find_CurTrack();
+ ReadTrack( cdr.SetSectorPlay );
// Chronicles of the Sword - getlocp timing
Create_Fake_Subq();
- - // GameShark CD Player: Calls 2x + Play 2x - if( cdr.FastBackward || cdr.FastForward ) { - if( cdr.FastForward ) cdr.FastForward--; - if( cdr.FastBackward ) cdr.FastBackward--; - - if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) { - if( cdr.Play && CDR_getStatus(&stat) != -1 ) { - cdr.SetSectorPlay[0] = stat.Time[0]; - cdr.SetSectorPlay[1] = stat.Time[1]; - cdr.SetSectorPlay[2] = stat.Time[2]; - } - } - } - - - if (!Config.Cdda) { - // BIOS CD Player - // - Pause player, hit Track 01/02/../xx (Setloc issued!!) - - // GameShark CD Player: Resume play - if( cdr.ParamC == 0 ) { -#ifdef CDR_LOG___0 - CDR_LOG( "PLAY Resume @ %d:%d:%d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); -#endif - - //CDR_play( cdr.SetSectorPlay ); - } - else - { - // BIOS CD Player: Resume play - if( cdr.Param[0] == 0 ) { -#ifdef CDR_LOG___0 - CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); -#endif - - //CDR_play( cdr.SetSectorPlay ); - } - else { -#ifdef CDR_LOG___0 - CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n", - cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] ); -#endif - - // BIOS CD Player: Allow track replaying - StopCdda(); - - - cdr.CurTrack = btoi( cdr.Param[0] ); - - if (CDR_getTN(cdr.ResultTN) != -1) { - // check last track - if (cdr.CurTrack > cdr.ResultTN[1]) - cdr.CurTrack = cdr.ResultTN[1]; - - 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]; - - // reset data - Set_Track(); - Find_CurTrack(); - ReadTrack( cdr.SetSectorPlay ); - - //CDR_play(cdr.SetSectorPlay); - } - } - } - } - } - - - // Vib Ribbon: gameplay checks flag - cdr.StatP &= ~STATUS_SEEK; - - - cdr.CmdProcess = 0; - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - - cdr.StatP |= STATUS_PLAY; - - - // BIOS player - set flag again - cdr.Play = TRUE; - - CDRPLAY_INT( cdReadTime ); - break; - - case CdlForward: - cdr.CmdProcess = 0; - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - 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.CmdProcess = 0; - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - 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: - cdr.CmdProcess = 0; - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Complete; - break; - - case CdlStop: - cdr.CmdProcess = 0; - SetResultSize(1); - cdr.StatP &= ~STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Complete; -// cdr.Stat = Acknowledge; - - if (cdr.LidCheck == 0) cdr.LidCheck = 0x20; - break; - - case CdlPause: - SetResultSize(1); - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - /* - 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 + 0x20, cdReadTime * 3); - cdr.Ctrl |= 0x80; - break; - - case CdlPause + 0x20: - SetResultSize(1); - cdr.StatP &= ~STATUS_READ; - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Complete; - break; - - case CdlInit: - SetResultSize(1); - cdr.StatP = STATUS_ROTATING; - 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 |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlDemute: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlSetfilter: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlSetmode: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlGetmode: - SetResultSize(6); - cdr.StatP |= STATUS_ROTATING; - 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: - // GameShark CDX CD Player: uses 17 bytes output (wraps around) - SetResultSize(17); - memset( cdr.Result, 0, 16 ); - - 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); - - - // subQ integrity check - data only (skip audio) - if( subq->TrackNumber == 1 && stat.Type == 0x01 ) { - if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) { - memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data - } - } - } else { - if( cdr.Play == FALSE ) Create_Fake_Subq(); - - - // track # / index # - cdr.Result[0] = itob(cdr.CurTrack); - cdr.Result[1] = itob(fake_subq_index); - - // local - cdr.Result[2] = itob( fake_subq_local[0] ); - cdr.Result[3] = itob( fake_subq_local[1] ); - cdr.Result[4] = itob( fake_subq_local[2] ); - - // absolute - cdr.Result[5] = itob( fake_subq_real[0] ); - cdr.Result[6] = itob( fake_subq_real[1] ); - cdr.Result[7] = itob( fake_subq_real[2] ); - } - - // redump.org - wipe time - if( !cdr.Play && CheckSBI(cdr.Result+5) ) { - memset( cdr.Result+2, 0, 6 ); - } - - cdr.Stat = Acknowledge; - break; - - case CdlGetTN: - // 5-Star Racing: don't stop CDDA - // - // Vib Ribbon: CD swap - StopReading(); - - cdr.CmdProcess = 0; - SetResultSize(3); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - 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.CmdProcess = 0; - cdr.Track = btoi(cdr.Param[0]); - SetResultSize(4); - cdr.StatP |= STATUS_ROTATING; - 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: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.StatP |= STATUS_SEEK; - cdr.Stat = Acknowledge; - - /* - 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 - */ - AddIrqQueue(CdlSeekL + 0x20, cdReadTime * 4); - break; - - case CdlSeekL + 0x20: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.StatP &= ~STATUS_SEEK; - cdr.Result[0] = cdr.StatP; - cdr.Seeked = TRUE; - cdr.Stat = Complete; - - - // Mega Man Legends 2: must update read cursor for getlocp - ReadTrack( cdr.SetSector ); - break; - - case CdlSeekP: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.StatP |= STATUS_SEEK; - cdr.Stat = Acknowledge; - AddIrqQueue(CdlSeekP + 0x20, cdReadTime * 1); - break; - - case CdlSeekP + 0x20: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.StatP &= ~STATUS_SEEK; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Complete; - cdr.Seeked = TRUE; - - // GameShark Music Player - memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 ); - - // Tomb Raider 2: must update read cursor for getlocp - Find_CurTrack(); - ReadTrack( cdr.SetSectorPlay ); - 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 |= STATUS_ROTATING; - 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; // 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 - } - else { - if (stat.Type == 2) { - // Music CD - cdr.Result[0] = 0x08; - cdr.Result[1] = 0x10; - - 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[2] = 0x00; - cdr.Result[3] = 0x00; - strncpy((char *)&cdr.Result[4], "PCSX", 4); - cdr.Stat = Complete; - break; - - case CdlReset: - SetResultSize(1); - cdr.StatP = STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case CdlReadT: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - AddIrqQueue(CdlReadT + 0x20, 0x800); - break; - - case CdlReadT + 0x20: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Complete; - break; - - case CdlReadToc: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - AddIrqQueue(CdlReadToc + 0x20, 0x800); - break; - - case CdlReadToc + 0x20: - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - 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, 0x800); - break; - - case READ_ACK: - if (!cdr.Reading) return; - - - // Fighting Force 2 - update subq time immediately - // - fixes new game - ReadTrack( cdr.SetSector ); - - - // Crusaders of Might and Magic - update getlocl now - // - fixes cutscene speech - { - u8 *buf = CDR_getBuffer(); - memcpy(cdr.Transfer, buf, 8); - } - - - /* - Duke Nukem: Land of the Babes - seek then delay read for one frame - - fixes cutscenes - */ - - if (!cdr.Seeked) { - cdr.Seeked = TRUE; - - 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); - } - - SetResultSize(1); - cdr.StatP |= STATUS_ROTATING; - cdr.Result[0] = cdr.StatP; - cdr.Stat = Acknowledge; - break; - - case 0xff: - return; - - default: - cdr.Stat = Complete; - break; - } - - Check_Shell( Irq ); - - if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18) { - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - } - -#ifdef CDR_LOG - CDR_LOG("cdrInterrupt() Log: CDR Interrupt IRQ %x\n", Irq); -#endif -} - -void cdrReadInterrupt() { - u8 *buf; - - if (!cdr.Reading) - return; - - if (cdr.Irq || cdr.Stat) { - CDREAD_INT(0x100); - return; - } - -#ifdef CDR_LOG - CDR_LOG("cdrReadInterrupt() Log: KEY END"); -#endif - - cdr.OCUP = 1; - SetResultSize(1); - cdr.StatP |= STATUS_READ|STATUS_ROTATING; - cdr.StatP &= ~STATUS_SEEK; - cdr.Result[0] = cdr.StatP; - - ReadTrack( cdr.SetSector ); - - buf = CDR_getBuffer(); - if (buf == NULL) - cdr.RErr = -1; - - if (cdr.RErr == -1) { -#ifdef CDR_LOG - fprintf(emuLog, "cdrReadInterrupt() Log: err\n"); -#endif - memset(cdr.Transfer, 0, DATA_SIZE); - cdr.Stat = DiskError; - cdr.Result[0] |= STATUS_ERROR; - CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime); - return; - } - - memcpy(cdr.Transfer, buf, DATA_SIZE); - CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]); - - -#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) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA - // 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]; - } - - if((cdr.Transfer[4 + 2] & 0x4) && - (cdr.Transfer[4 + 1] == cdr.Channel) && - (cdr.Transfer[4 + 0] == cdr.File)) { - int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector); - - if (!ret) { -#if 0 - int xa_type; - - // save - set only for FirstSector - xa_type = cdr.Xa.stereo; - - - // Duke Nukem - Time to Kill - speech, music volume control - // Tekken 3 - post-match fade out - if( cdr.Xa.stereo == 0 ) - CDXA_Attenuation( cdr.Xa.pcm, cdr.Xa.nsamples * 2, cdr.Xa.stereo, XA_ATTENUATE ); - else - CDXA_Attenuation( cdr.Xa.pcm, cdr.Xa.nsamples * 4, cdr.Xa.stereo, XA_ATTENUATE ); - - - // fix mono xa attenuation - if( cdr.Xa.stereo == 0 ) cdr.Xa.stereo = 1; -#endif - - SPU_playADPCMchannel(&cdr.Xa); - cdr.FirstSector = 0; - - -#if 0 - cdr.Xa.stereo = xa_type; -#endif - - -#if 0 - // Crash Team Racing: music, speech - // - done using cdda decoded buffer (spu irq) - // - don't do here - - // signal ADPCM data ready - psxHu32ref(0x1070) |= SWAP32((u32)0x200); -#endif - } - 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; - - // G-Police: Don't autopause ADPCM even if mode set (music) - if ((cdr.Transfer[4 + 2] & 0x80) && (cdr.Mode & MODE_AUTOPAUSE) && - (cdr.Transfer[4 + 2] & 0x4) != 0x4 ) { // EOF -#ifdef CDR_LOG - CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n"); -#endif -// AddIrqQueue(AUTOPAUSE, 0x2000); - AddIrqQueue(CdlPause, 0x2000); - } - else { - CDREAD_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) == 0 || (cdr.Transfer[4+2] & 0x4) != 0x4 ) { - cdr.Stat = DataReady; - } else { - // Breath of Fire 3 - fix inn sleeping - // Rockman X5 - no music restart problem - cdr.Stat = NoIntr; - } - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - - Check_Shell(0); -} - -/* -cdrRead0: - bit 0 - 0 REG1 command send / 1 REG1 data read - bit 1 - 0 data transfer finish / 1 data transfer ready/in progress - bit 2 - unknown - bit 3 - unknown - bit 4 - unknown - bit 5 - 1 result ready - bit 6 - 1 dma ready - bit 7 - 1 command being processed -*/ - -unsigned char cdrRead0(void) { - if (cdr.ResultReady) - cdr.Ctrl |= 0x20; - else - cdr.Ctrl &= ~0x20; - - if (cdr.OCUP) - cdr.Ctrl |= 0x40; -// else -// cdr.Ctrl &= ~0x40; - - // What means the 0x10 and the 0x08 bits? I only saw it used by the bios - cdr.Ctrl |= 0x18; - -#ifdef CDR_LOG - CDR_LOG("cdrRead0() Log: CD0 Read: %x\n", cdr.Ctrl); -#endif - - return psxHu8(0x1800) = cdr.Ctrl; -} - -/* -cdrWrite0: - 0 - to send a command / 1 - to get the result -*/ - -void cdrWrite0(unsigned char rt) { -#ifdef CDR_LOG - CDR_LOG("cdrWrite0() Log: CD0 write: %x\n", rt); -#endif - cdr.Ctrl = rt | (cdr.Ctrl & ~0x3); - - if (rt == 0) { - cdr.ParamP = 0; - cdr.ParamC = 0; - cdr.ResultReady = 0; - } - - // Tekken: CDXA fade-out - else if( rt == 2 ) { - //cdr.AttenuatorLeft[0] = 0; - //cdr.AttenuatorLeft[1] = 0; - } - else if( rt == 3 ) { - // Tekken 3 - character menu (don't do this!) - //cdr.AttenuatorRight[0] = 0; - //cdr.AttenuatorRight[1] = 0; - } -} - -unsigned char cdrRead1(void) { - if (cdr.ResultReady) { // && cdr.Ctrl & 0x1) { - // GameShark CDX CD Player: uses 17 bytes output (wraps around) - psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf]; - cdr.ResultP++; - if (cdr.ResultP == cdr.ResultC) - cdr.ResultReady = 0; - } else { - psxHu8(0x1801) = 0; - } -#ifdef CDR_LOG - CDR_LOG("cdrRead1() Log: CD1 Read: %x\n", psxHu8(0x1801)); -#endif - return psxHu8(0x1801); -} - -void cdrWrite1(unsigned char rt) { - int i; - -#ifdef CDR_LOG - CDR_LOG("cdrWrite1() Log: CD1 write: %x (%s)\n", rt, CmdName[rt]); -#endif - - - // Tekken: CDXA fade-out - if( (cdr.Ctrl & 3) == 3 ) { - cdr.AttenuatorRight[0] = rt; - } - - - // psxHu8(0x1801) = rt; - cdr.Cmd = rt; - cdr.OCUP = 0; - -#ifdef CDRCMD_DEBUG - SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]); - if (cdr.ParamC) { - SysPrintf(" Param[%d] = {", cdr.ParamC); - for (i = 0; i < cdr.ParamC; i++) - SysPrintf(" %x,", cdr.Param[i]); - SysPrintf("}\n"); - } else { - SysPrintf("\n"); - } -#endif - - if (cdr.Ctrl & 0x1) return; - - switch (cdr.Cmd) { - case CdlSync: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlNop: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - - // Twisted Metal 3 - fix music - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlSetloc: - StopReading(); - cdr.Seeked = FALSE; - for (i = 0; i < 3; i++) - cdr.SetSector[i] = btoi(cdr.Param[i]); - cdr.SetSector[3] = 0; - -#ifdef DVD5_HACK - // PS1 DVD5 hack (shalma's disc combining kits) - dvd5_mode = cdr.Param[2] & 0x80; - - if( CDR__setDVD5 ) { - if( cdr.Param[2] & 0x80 ) - CDR__setDVD5(1); - else if( cdr.Param[1] & 0x80 ) - CDR__setDVD5(2); - else - CDR__setDVD5(0); - } - - cdr.Param[1] &= 0x7f; - cdr.Param[2] &= 0x7f; -#endif - - /* - if ((cdr.SetSector[0] | cdr.SetSector[1] | cdr.SetSector[2]) == 0) { - *(u32 *)cdr.SetSector = *(u32 *)cdr.SetSectorSeek; - }*/ - - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlPlay: - // Vib Ribbon: try same track again - StopCdda(); - - // Vib Ribbon - decoded buffer IRQ for CDDA reading - // - fixes ribbon timing + music CD mode - CDRDBUF_INT( PSXCLK / 44100 * 0x100 ); - - - cdr.Play = TRUE; - - cdr.StatP |= STATUS_SEEK; - cdr.StatP &= ~STATUS_ROTATING; - - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlForward: - //if (cdr.CurTrack < 0xaa) - // cdr.CurTrack++; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlBackward: - //if (cdr.CurTrack > 1) - //cdr.CurTrack--; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlReadN: - cdr.Irq = 0; - StopReading(); - cdr.Ctrl|= 0x80; - cdr.Stat = NoIntr; - StartReading(1, 0x800); - break; - - case CdlStandby: - StopCdda(); - StopReading(); - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlStop: - // GameShark CD Player: Reset CDDA to track start - if( cdr.Play && CDR_getStatus(&stat) != -1 ) { - cdr.SetSectorPlay[0] = stat.Time[0]; - cdr.SetSectorPlay[1] = stat.Time[1]; - cdr.SetSectorPlay[2] = stat.Time[2]; - - Find_CurTrack(); - - - // 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(); - - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlPause: - /* - GameShark CD Player: save time for resume - - Twisted Metal - World Tour: don't mix Setloc / CdlPlay cursors - */ - - StopCdda(); - StopReading(); - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlReset: - case CdlInit: - StopCdda(); - StopReading(); - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlMute: - cdr.Muted = TRUE; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - - // Duke Nukem - Time to Kill - // - do not directly set cd-xa volume - //SPU_writeRegister( H_CDLeft, 0x0000 ); - //SPU_writeRegister( H_CDRight, 0x0000 ); - break; - - case CdlDemute: - cdr.Muted = FALSE; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - - // Duke Nukem - Time to Kill - // - do not directly set cd-xa volume - //SPU_writeRegister( H_CDLeft, 0x7f00 ); - //SPU_writeRegister( H_CDRight, 0x7f00 ); - break; - - case CdlSetfilter: - cdr.File = cdr.Param[0]; - cdr.Channel = cdr.Param[1]; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlSetmode: -#ifdef CDR_LOG - CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]); -#endif - cdr.Mode = cdr.Param[0]; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - - // Squaresoft on PlayStation 1998 Collector's CD Vol. 1 - // - fixes choppy movie sound - if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 ) - StopCdda(); - break; - - case CdlGetmode: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlGetlocL: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - - // Crusaders of Might and Magic - cutscene speech - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlGetlocP: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - - // GameShark CDX / Lite Player: pretty narrow time window - // - doesn't always work due to time inprecision - //AddIrqQueue(cdr.Cmd, 0x28); - - // Tomb Raider 2 - cdda - AddIrqQueue(cdr.Cmd, 0x40); - break; - - case CdlGetTN: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - //AddIrqQueue(cdr.Cmd, 0x800); - - // GameShark CDX CD Player: very long time - AddIrqQueue(cdr.Cmd, 0x100000); - break; - - case CdlGetTD: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlSeekL: -// ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - - StopCdda(); - StopReading(); - - break; - - case CdlSeekP: -// ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0]; - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - - // Tomb Raider 2 - reset cdda - StopCdda(); - StopReading(); - - AddIrqQueue(cdr.Cmd, 0x800); - break; - - // Destruction Derby: read TOC? GetTD after this - case CdlReadT: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlTest: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlID: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - case CdlReadS: - cdr.Irq = 0; - StopReading(); - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - StartReading(2, 0x800); - break; - - case CdlReadToc: - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(cdr.Cmd, 0x800); - break; - - default: -#ifdef CDR_LOG - CDR_LOG("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd); -#endif - return; - } - if (cdr.Stat != NoIntr) { - psxHu32ref(0x1070) |= SWAP32((u32)0x4); - } -} - -unsigned char cdrRead2(void) { - unsigned char ret; - - if (cdr.Readed == 0) { - ret = 0; - } else { - ret = *cdr.pTransfer++; - } - -#ifdef CDR_LOG - CDR_LOG("cdrRead2() Log: CD2 Read: %x\n", ret); -#endif - return ret; -} - -void cdrWrite2(unsigned char rt) { -#ifdef CDR_LOG - CDR_LOG("cdrWrite2() Log: CD2 write: %x\n", rt); -#endif - - - // Tekken: CDXA fade-out - if( (cdr.Ctrl & 3) == 2 ) { - cdr.AttenuatorLeft[0] = rt; - } - else if( (cdr.Ctrl & 3) == 3 ) { - cdr.AttenuatorRight[1] = rt; - } - - - - if (cdr.Ctrl & 0x1) { - switch (rt) { - case 0x07: - cdr.ParamP = 0; - cdr.ParamC = 0; - cdr.ResultReady = 1; //0; - cdr.Ctrl &= ~3; //cdr.Ctrl = 0; - break; - - default: - cdr.Reg2 = rt; - break; - } - } else if (!(cdr.Ctrl & 0x1) && cdr.ParamP < 8) { - cdr.Param[cdr.ParamP++] = rt; - cdr.ParamC++; - } -} - -unsigned char cdrRead3(void) { - if (cdr.Stat) { - if (cdr.Ctrl & 0x1) - psxHu8(0x1803) = cdr.Stat | 0xE0; - else - psxHu8(0x1803) = 0xff; - } else { - psxHu8(0x1803) = 0; - } -#ifdef CDR_LOG - CDR_LOG("cdrRead3() Log: CD3 Read: %x\n", psxHu8(0x1803)); -#endif - return psxHu8(0x1803); -} - -void cdrWrite3(unsigned char rt) { -#ifdef CDR_LOG - CDR_LOG("cdrWrite3() Log: CD3 write: %x\n", rt); -#endif - - // Tekken: CDXA fade-out - if( (cdr.Ctrl & 3) == 2 ) { - cdr.AttenuatorLeft[1] = rt; - } - else if( (cdr.Ctrl & 3) == 3 && rt == 0x20 ) { -#ifdef CDR_LOG - CDR_LOG( "CD-XA Volume: %X %X | %X %X\n", - cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1], - cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] ); -#endif - } - - - // GameShark CDX CD Player: Irq timing mania - if( rt == 0 && - cdr.Irq != 0 && cdr.Irq != 0xff && - cdr.ResultReady == 0 ) { - - // GS CDX: ~0x28 cycle timing - way too precise - if( cdr.Irq == CdlGetlocP ) { - cdrInterrupt(); - - psxRegs.interrupt &= ~(1 << PSXINT_CDR); - } - } - - - if (rt == 0x07 && cdr.Ctrl & 0x1) { - cdr.Stat = 0; - - if (cdr.Irq == 0xff) { - cdr.Irq = 0; - return; - } - -#if 1 - if (cdr.Reading && !cdr.ResultReady) { - CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); - } -#else - // XA streaming - incorrect timing because of this reschedule - // - Final Fantasy Tactics - // - various other games - - /* - if (cdr.Reading && !cdr.ResultReady) { - CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime); - } - */ -#endif - - return; - } - - if (rt == 0x80 && !(cdr.Ctrl & 0x1) && cdr.Readed == 0) { - cdr.Readed = 1; - cdr.pTransfer = cdr.Transfer; - - switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) { - case MODE_SIZE_2328: - case MODE_SIZE_2048: - cdr.pTransfer += 12; - break; - - case MODE_SIZE_2340: - cdr.pTransfer += 0; - break; - - default: - break; - } - } -} - -void psxDma3(u32 madr, u32 bcr, u32 chcr) { - u32 cdsize; - u8 *ptr; - -#ifdef CDR_LOG - CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr); -#endif - - switch (chcr) { - case 0x11000000: - case 0x11400100: - if (cdr.Readed == 0) { -#ifdef CDR_LOG - CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n"); -#endif - 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; - case MODE_SIZE_2048: cdsize = 2048; break; - } - } - - - ptr = (u8 *)PSXM(madr); - if (ptr == NULL) { -#ifdef CPU_LOG - CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n"); -#endif - break; - } - - -#if 1 - /* - GS CDX: Enhancement CD crash - - Setloc 0:0:0 - - CdlPlay - - Spams DMA3 and gets buffer overrun - */ - - if( (cdr.pTransfer-cdr.Transfer) + cdsize > 2352 ) - { - // avoid crash - probably should wrap here - //memcpy(ptr, cdr.pTransfer, cdsize); - } - else - { - memcpy(ptr, cdr.pTransfer, cdsize); - } - - psxCpu->Clear(madr, cdsize / 4); - cdr.pTransfer += cdsize; -#else - u8 *cdwrap_ptr = cdr.Transfer; - switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) { - case MODE_SIZE_2340: cdwrap_ptr += 2340; break; - case MODE_SIZE_2328: cdwrap_ptr += 12 + 2328; break; - case MODE_SIZE_2048: cdwrap_ptr += 12 + 2048; break; - } - - - // fast copy - no wrap - if( cdr.pTransfer + cdsize <= cdwrap_ptr ) { - memcpy(ptr, cdr.pTransfer, cdsize); - - psxCpu->Clear(madr, cdsize / 4); - cdr.pTransfer += cdsize; - } else { - int lcv; - - /* - CDROM wrapping - - Ape Escape - used several times - Gameshark Lite - opening movie - - Gameshark CDX: enhancement CD patcher - - calls CdlPlay @ 0:2:0 - - spams DMA3 and overruns buffer - */ - - for( lcv = 0; lcv < cdsize; lcv++ ) - { - // wrap cdrom ptr - if( cdr.pTransfer == cdwrap_ptr ) { - switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) { - case MODE_SIZE_2328: - case MODE_SIZE_2048: - cdr.pTransfer = cdr.Transfer + 12; - break; - - case MODE_SIZE_2340: - cdr.pTransfer = cdr.Transfer + 0; - break; - } - } - - - *(ptr+lcv) = *cdr.pTransfer; - - cdr.pTransfer++; - } - - - psxCpu->Clear(madr, cdsize / 4); - } -#endif - - - // burst vs normal - if( chcr == 0x11400100 ) { -#if 1 - CDRDMA_INT( (cdsize/4) / 4 ); -#else - // Experimental burst dma transfer (0.333x max) - CDRDMA_INT( (cdsize/4) / 3 ); -#endif - } - else if( chcr == 0x11000000 ) { - CDRDMA_INT( (cdsize/4) * 1 ); - } - return; - - default: -#ifdef CDR_LOG - CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr); -#endif - break; - } - - HW_DMA3_CHCR &= SWAP32(~0x01000000); - DMA_INTERRUPT(3); -} - -void cdrDmaInterrupt() -{ - HW_DMA3_CHCR &= SWAP32(~0x01000000); - DMA_INTERRUPT(3); -} - -void cdrReset() { - memset(&cdr, 0, sizeof(cdr)); - cdr.CurTrack = 1; - cdr.File = 1; - cdr.Channel = 1; - -#if 0 - // BIOS player - default values - cdr.AttenuatorLeft[0] = 0x80; - cdr.AttenuatorLeft[1] = 0x00; - cdr.AttenuatorRight[0] = 0x80; - cdr.AttenuatorRight[1] = 0x00; -#endif -} - -int cdrFreeze(gzFile f, int Mode) { - uintptr_t tmp; - - - if( Mode == 0 ) { - StopCdda(); - } - - - gzfreeze(&cdr, sizeof(cdr)); - - - - if (Mode == 1) - tmp = cdr.pTransfer - cdr.Transfer; - - gzfreeze(&tmp, sizeof(tmp)); - - if (Mode == 0) - cdr.pTransfer = cdr.Transfer + tmp; - - return 0; -} - -void LidInterrupt() { - cdr.LidCheck = 0x20; // start checker - - CDRLID_INT( cdReadTime * 3 ); - - // generate interrupt if none active - open or close - if (cdr.Irq == 0 || cdr.Irq == 0xff) { - cdr.Ctrl |= 0x80; - cdr.Stat = NoIntr; - AddIrqQueue(CdlNop, 0x800); - } -} +
+ // GameShark CD Player: Calls 2x + Play 2x
+ if( cdr.FastBackward || cdr.FastForward ) {
+ if( cdr.FastForward ) cdr.FastForward--;
+ if( cdr.FastBackward ) cdr.FastBackward--;
+
+ if( cdr.FastBackward == 0 && cdr.FastForward == 0 ) {
+ if( cdr.Play && CDR_getStatus(&stat) != -1 ) {
+ cdr.SetSectorPlay[0] = stat.Time[0];
+ cdr.SetSectorPlay[1] = stat.Time[1];
+ cdr.SetSectorPlay[2] = stat.Time[2];
+ }
+ }
+ }
+
+
+ if (!Config.Cdda) {
+ // BIOS CD Player
+ // - Pause player, hit Track 01/02/../xx (Setloc issued!!)
+
+ // GameShark CD Player: Resume play
+ if( cdr.ParamC == 0 ) {
+#ifdef CDR_LOG___0
+ CDR_LOG( "PLAY Resume @ %d:%d:%d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] );
+#endif
+
+ //CDR_play( cdr.SetSectorPlay );
+ }
+ else
+ {
+ // BIOS CD Player: Resume play
+ if( cdr.Param[0] == 0 ) {
+#ifdef CDR_LOG___0
+ CDR_LOG( "PLAY Resume T0 @ %d:%d:%d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] );
+#endif
+
+ //CDR_play( cdr.SetSectorPlay );
+ }
+ else {
+#ifdef CDR_LOG___0
+ CDR_LOG( "PLAY Resume Td @ %d:%d:%d\n",
+ cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2] );
+#endif
+
+ // BIOS CD Player: Allow track replaying
+ StopCdda();
+
+
+ cdr.CurTrack = btoi( cdr.Param[0] );
+
+ if (CDR_getTN(cdr.ResultTN) != -1) {
+ // check last track
+ if (cdr.CurTrack > cdr.ResultTN[1])
+ cdr.CurTrack = cdr.ResultTN[1];
+
+ 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];
+
+ // reset data
+ Set_Track();
+ Find_CurTrack();
+ ReadTrack( cdr.SetSectorPlay );
+
+ //CDR_play(cdr.SetSectorPlay);
+ }
+ }
+ }
+ }
+ }
+
+
+ // Vib Ribbon: gameplay checks flag
+ cdr.StatP &= ~STATUS_SEEK;
+
+
+ cdr.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+
+ cdr.StatP |= STATUS_PLAY;
+
+
+ // BIOS player - set flag again
+ cdr.Play = TRUE;
+
+ CDRPLAY_INT( cdReadTime );
+ break;
+
+ case CdlForward:
+ cdr.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ 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.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ 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:
+ cdr.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Complete;
+ break;
+
+ case CdlStop:
+ cdr.CmdProcess = 0;
+ SetResultSize(1);
+ cdr.StatP &= ~STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Complete;
+// cdr.Stat = Acknowledge;
+
+ if (cdr.LidCheck == 0) cdr.LidCheck = 0x20;
+ break;
+
+ case CdlPause:
+ SetResultSize(1);
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ /*
+ 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 + 0x20, cdReadTime * 3);
+ cdr.Ctrl |= 0x80;
+ break;
+
+ case CdlPause + 0x20:
+ SetResultSize(1);
+ cdr.StatP &= ~STATUS_READ;
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Complete;
+ break;
+
+ case CdlInit:
+ SetResultSize(1);
+ cdr.StatP = STATUS_ROTATING;
+ 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 |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlDemute:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlSetfilter:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlSetmode:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlGetmode:
+ SetResultSize(6);
+ cdr.StatP |= STATUS_ROTATING;
+ 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:
+ // GameShark CDX CD Player: uses 17 bytes output (wraps around)
+ SetResultSize(17);
+ memset( cdr.Result, 0, 16 );
+
+ 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);
+
+
+ // subQ integrity check - data only (skip audio)
+ if( subq->TrackNumber == 1 && stat.Type == 0x01 ) {
+ if (calcCrc((u8 *)subq + 12, 10) != (((u16)subq->CRC[0] << 8) | subq->CRC[1])) {
+ memset(cdr.Result + 2, 0, 3 + 3); // CRC wrong, wipe out time data
+ }
+ }
+ } else {
+ if( cdr.Play == FALSE ) Create_Fake_Subq();
+
+
+ // track # / index #
+ cdr.Result[0] = itob(cdr.CurTrack);
+ cdr.Result[1] = itob(fake_subq_index);
+
+ // local
+ cdr.Result[2] = itob( fake_subq_local[0] );
+ cdr.Result[3] = itob( fake_subq_local[1] );
+ cdr.Result[4] = itob( fake_subq_local[2] );
+
+ // absolute
+ cdr.Result[5] = itob( fake_subq_real[0] );
+ cdr.Result[6] = itob( fake_subq_real[1] );
+ cdr.Result[7] = itob( fake_subq_real[2] );
+ }
+
+ // redump.org - wipe time
+ if( !cdr.Play && CheckSBI(cdr.Result+5) ) {
+ memset( cdr.Result+2, 0, 6 );
+ }
+
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlGetTN:
+ // 5-Star Racing: don't stop CDDA
+ //
+ // Vib Ribbon: CD swap
+ StopReading();
+
+ cdr.CmdProcess = 0;
+ SetResultSize(3);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ 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.CmdProcess = 0;
+ cdr.Track = btoi(cdr.Param[0]);
+ SetResultSize(4);
+ cdr.StatP |= STATUS_ROTATING;
+ 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:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.StatP |= STATUS_SEEK;
+ cdr.Stat = Acknowledge;
+
+ /*
+ 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
+ */
+ AddIrqQueue(CdlSeekL + 0x20, cdReadTime * 4);
+ break;
+
+ case CdlSeekL + 0x20:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.StatP &= ~STATUS_SEEK;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Seeked = TRUE;
+ cdr.Stat = Complete;
+
+
+ // Mega Man Legends 2: must update read cursor for getlocp
+ ReadTrack( cdr.SetSector );
+ break;
+
+ case CdlSeekP:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.StatP |= STATUS_SEEK;
+ cdr.Stat = Acknowledge;
+ AddIrqQueue(CdlSeekP + 0x20, cdReadTime * 1);
+ break;
+
+ case CdlSeekP + 0x20:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.StatP &= ~STATUS_SEEK;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Complete;
+ cdr.Seeked = TRUE;
+
+ // GameShark Music Player
+ memcpy( cdr.SetSectorPlay, cdr.SetSector, 4 );
+
+ // Tomb Raider 2: must update read cursor for getlocp
+ Find_CurTrack();
+ ReadTrack( cdr.SetSectorPlay );
+ 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 |= STATUS_ROTATING;
+ 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; // 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
+ }
+ else {
+ if (stat.Type == 2) {
+ // Music CD
+ cdr.Result[0] = 0x08;
+ cdr.Result[1] = 0x10;
+
+ 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[2] = 0x00;
+ cdr.Result[3] = 0x00;
+ strncpy((char *)&cdr.Result[4], "PCSX", 4);
+ cdr.Stat = Complete;
+ break;
+
+ case CdlReset:
+ SetResultSize(1);
+ cdr.StatP = STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case CdlReadT:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ AddIrqQueue(CdlReadT + 0x20, 0x800);
+ break;
+
+ case CdlReadT + 0x20:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Complete;
+ break;
+
+ case CdlReadToc:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ AddIrqQueue(CdlReadToc + 0x20, 0x800);
+ break;
+
+ case CdlReadToc + 0x20:
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ 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, 0x800);
+ break;
+
+ case READ_ACK:
+ if (!cdr.Reading) return;
+
+
+ // Fighting Force 2 - update subq time immediately
+ // - fixes new game
+ ReadTrack( cdr.SetSector );
+
+
+ // Crusaders of Might and Magic - update getlocl now
+ // - fixes cutscene speech
+ {
+ u8 *buf = CDR_getBuffer();
+ memcpy(cdr.Transfer, buf, 8);
+ }
+
+
+ /*
+ Duke Nukem: Land of the Babes - seek then delay read for one frame
+ - fixes cutscenes
+ */
+
+ if (!cdr.Seeked) {
+ cdr.Seeked = TRUE;
+
+ 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);
+ }
+
+ SetResultSize(1);
+ cdr.StatP |= STATUS_ROTATING;
+ cdr.Result[0] = cdr.StatP;
+ cdr.Stat = Acknowledge;
+ break;
+
+ case 0xff:
+ return;
+
+ default:
+ cdr.Stat = Complete;
+ break;
+ }
+
+ Check_Shell( Irq );
+
+ if (cdr.Stat != NoIntr && cdr.Reg2 != 0x18) {
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+ }
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrInterrupt() Log: CDR Interrupt IRQ %x\n", Irq);
+#endif
+}
+
+void cdrReadInterrupt() {
+ u8 *buf;
+
+ if (!cdr.Reading)
+ return;
+
+ if (cdr.Irq || cdr.Stat) {
+ CDREAD_INT(0x100);
+ return;
+ }
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrReadInterrupt() Log: KEY END");
+#endif
+
+ cdr.OCUP = 1;
+ SetResultSize(1);
+ cdr.StatP |= STATUS_READ|STATUS_ROTATING;
+ cdr.StatP &= ~STATUS_SEEK;
+ cdr.Result[0] = cdr.StatP;
+
+ ReadTrack( cdr.SetSector );
+
+ buf = CDR_getBuffer();
+ if (buf == NULL)
+ cdr.RErr = -1;
+
+ if (cdr.RErr == -1) {
+#ifdef CDR_LOG
+ fprintf(emuLog, "cdrReadInterrupt() Log: err\n");
+#endif
+ memset(cdr.Transfer, 0, DATA_SIZE);
+ cdr.Stat = DiskError;
+ cdr.Result[0] |= STATUS_ERROR;
+ CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime);
+ return;
+ }
+
+ memcpy(cdr.Transfer, buf, DATA_SIZE);
+ CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]);
+
+
+#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) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA
+ // 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];
+ }
+
+ if((cdr.Transfer[4 + 2] & 0x4) &&
+ (cdr.Transfer[4 + 1] == cdr.Channel) &&
+ (cdr.Transfer[4 + 0] == cdr.File)) {
+ int ret = xa_decode_sector(&cdr.Xa, cdr.Transfer+4, cdr.FirstSector);
+
+ if (!ret) {
+ int xa_type;
+
+#if 0
+ // save - set only for FirstSector
+ xa_type = cdr.Xa.stereo;
+
+
+ // Duke Nukem - Time to Kill - speech, music volume control
+ // Tekken 3 - post-match fade out
+ if( cdr.Xa.stereo == 0 )
+ CDXA_Attenuation( cdr.Xa.pcm, cdr.Xa.nsamples * 2, cdr.Xa.stereo, XA_ATTENUATE );
+ else
+ CDXA_Attenuation( cdr.Xa.pcm, cdr.Xa.nsamples * 4, cdr.Xa.stereo, XA_ATTENUATE );
+
+
+ // fix mono xa attenuation
+ if( cdr.Xa.stereo == 0 ) cdr.Xa.stereo = 1;
+#endif
+
+ SPU_playADPCMchannel(&cdr.Xa);
+ cdr.FirstSector = 0;
+
+
+#if 0
+ cdr.Xa.stereo = xa_type;
+#endif
+
+
+#if 0
+ // Crash Team Racing: music, speech
+ // - done using cdda decoded buffer (spu irq)
+ // - don't do here
+
+ // signal ADPCM data ready
+ psxHu32ref(0x1070) |= SWAP32((u32)0x200);
+#endif
+ }
+ 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;
+
+ // G-Police: Don't autopause ADPCM even if mode set (music)
+ if ((cdr.Transfer[4 + 2] & 0x80) && (cdr.Mode & MODE_AUTOPAUSE) &&
+ (cdr.Transfer[4 + 2] & 0x4) != 0x4 ) { // EOF
+#ifdef CDR_LOG
+ CDR_LOG("cdrReadInterrupt() Log: Autopausing read\n");
+#endif
+// AddIrqQueue(AUTOPAUSE, 0x2000);
+ AddIrqQueue(CdlPause, 0x2000);
+ }
+ else {
+ CDREAD_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) == 0 || (cdr.Transfer[4+2] & 0x4) != 0x4 ) {
+ cdr.Stat = DataReady;
+ } else {
+ // Breath of Fire 3 - fix inn sleeping
+ // Rockman X5 - no music restart problem
+ cdr.Stat = NoIntr;
+ }
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+
+ Check_Shell(0);
+}
+
+/*
+cdrRead0:
+ bit 0 - 0 REG1 command send / 1 REG1 data read
+ bit 1 - 0 data transfer finish / 1 data transfer ready/in progress
+ bit 2 - unknown
+ bit 3 - unknown
+ bit 4 - unknown
+ bit 5 - 1 result ready
+ bit 6 - 1 dma ready
+ bit 7 - 1 command being processed
+*/
+
+unsigned char cdrRead0(void) {
+ if (cdr.ResultReady)
+ cdr.Ctrl |= 0x20;
+ else
+ cdr.Ctrl &= ~0x20;
+
+ if (cdr.OCUP)
+ cdr.Ctrl |= 0x40;
+// else
+// cdr.Ctrl &= ~0x40;
+
+ // What means the 0x10 and the 0x08 bits? I only saw it used by the bios
+ cdr.Ctrl |= 0x18;
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrRead0() Log: CD0 Read: %x\n", cdr.Ctrl);
+#endif
+
+ return psxHu8(0x1800) = cdr.Ctrl;
+}
+
+/*
+cdrWrite0:
+ 0 - to send a command / 1 - to get the result
+*/
+
+void cdrWrite0(unsigned char rt) {
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite0() Log: CD0 write: %x\n", rt);
+#endif
+ cdr.Ctrl = rt | (cdr.Ctrl & ~0x3);
+
+ if (rt == 0) {
+ cdr.ParamP = 0;
+ cdr.ParamC = 0;
+ cdr.ResultReady = 0;
+ }
+
+ // Tekken: CDXA fade-out
+ else if( rt == 2 ) {
+ //cdr.AttenuatorLeft[0] = 0;
+ //cdr.AttenuatorLeft[1] = 0;
+ }
+ else if( rt == 3 ) {
+ // Tekken 3 - character menu (don't do this!)
+ //cdr.AttenuatorRight[0] = 0;
+ //cdr.AttenuatorRight[1] = 0;
+ }
+}
+
+unsigned char cdrRead1(void) {
+ if (cdr.ResultReady) { // && cdr.Ctrl & 0x1) {
+ // GameShark CDX CD Player: uses 17 bytes output (wraps around)
+ psxHu8(0x1801) = cdr.Result[cdr.ResultP & 0xf];
+ cdr.ResultP++;
+ if (cdr.ResultP == cdr.ResultC)
+ cdr.ResultReady = 0;
+ } else {
+ psxHu8(0x1801) = 0;
+ }
+#ifdef CDR_LOG
+ CDR_LOG("cdrRead1() Log: CD1 Read: %x\n", psxHu8(0x1801));
+#endif
+ return psxHu8(0x1801);
+}
+
+void cdrWrite1(unsigned char rt) {
+ int i;
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite1() Log: CD1 write: %x (%s)\n", rt, CmdName[rt]);
+#endif
+
+
+ // Tekken: CDXA fade-out
+ if( (cdr.Ctrl & 3) == 3 ) {
+ cdr.AttenuatorRight[0] = rt;
+ }
+
+
+ // psxHu8(0x1801) = rt;
+ cdr.Cmd = rt;
+ cdr.OCUP = 0;
+
+#ifdef CDRCMD_DEBUG
+ SysPrintf("cdrWrite1() Log: CD1 write: %x (%s)", rt, CmdName[rt]);
+ if (cdr.ParamC) {
+ SysPrintf(" Param[%d] = {", cdr.ParamC);
+ for (i = 0; i < cdr.ParamC; i++)
+ SysPrintf(" %x,", cdr.Param[i]);
+ SysPrintf("}\n");
+ } else {
+ SysPrintf("\n");
+ }
+#endif
+
+ if (cdr.Ctrl & 0x1) return;
+
+ switch (cdr.Cmd) {
+ case CdlSync:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlNop:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+
+ // Twisted Metal 3 - fix music
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlSetloc:
+ StopReading();
+ cdr.Seeked = FALSE;
+ for (i = 0; i < 3; i++)
+ cdr.SetSector[i] = btoi(cdr.Param[i]);
+ cdr.SetSector[3] = 0;
+
+#ifdef DVD5_HACK
+ // PS1 DVD5 hack (shalma's disc combining kits)
+ dvd5_mode = cdr.Param[2] & 0x80;
+
+ if( CDR__setDVD5 ) {
+ if( cdr.Param[2] & 0x80 )
+ CDR__setDVD5(1);
+ else if( cdr.Param[1] & 0x80 )
+ CDR__setDVD5(2);
+ else
+ CDR__setDVD5(0);
+ }
+
+ cdr.Param[1] &= 0x7f;
+ cdr.Param[2] &= 0x7f;
+#endif
+
+ /*
+ if ((cdr.SetSector[0] | cdr.SetSector[1] | cdr.SetSector[2]) == 0) {
+ *(u32 *)cdr.SetSector = *(u32 *)cdr.SetSectorSeek;
+ }*/
+
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlPlay:
+ // Vib Ribbon: try same track again
+ StopCdda();
+
+ // Vib Ribbon - decoded buffer IRQ for CDDA reading
+ // - fixes ribbon timing + music CD mode
+ CDRDBUF_INT( PSXCLK / 44100 * 0x100 );
+
+
+ cdr.Play = TRUE;
+
+ cdr.StatP |= STATUS_SEEK;
+ cdr.StatP &= ~STATUS_ROTATING;
+
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlForward:
+ //if (cdr.CurTrack < 0xaa)
+ // cdr.CurTrack++;
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlBackward:
+ //if (cdr.CurTrack > 1)
+ //cdr.CurTrack--;
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlReadN:
+ cdr.Irq = 0;
+ StopReading();
+ cdr.Ctrl|= 0x80;
+ cdr.Stat = NoIntr;
+ StartReading(1, 0x800);
+ break;
+
+ case CdlStandby:
+ StopCdda();
+ StopReading();
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlStop:
+ // GameShark CD Player: Reset CDDA to track start
+ if( cdr.Play && CDR_getStatus(&stat) != -1 ) {
+ cdr.SetSectorPlay[0] = stat.Time[0];
+ cdr.SetSectorPlay[1] = stat.Time[1];
+ cdr.SetSectorPlay[2] = stat.Time[2];
+
+ Find_CurTrack();
+
+
+ // 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();
+
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlPause:
+ /*
+ GameShark CD Player: save time for resume
+
+ Twisted Metal - World Tour: don't mix Setloc / CdlPlay cursors
+ */
+
+ StopCdda();
+ StopReading();
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlReset:
+ case CdlInit:
+ StopCdda();
+ StopReading();
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlMute:
+ cdr.Muted = TRUE;
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+
+ // Duke Nukem - Time to Kill
+ // - do not directly set cd-xa volume
+ //SPU_writeRegister( H_CDLeft, 0x0000 );
+ //SPU_writeRegister( H_CDRight, 0x0000 );
+ break;
+
+ case CdlDemute:
+ cdr.Muted = FALSE;
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+
+ // Duke Nukem - Time to Kill
+ // - do not directly set cd-xa volume
+ //SPU_writeRegister( H_CDLeft, 0x7f00 );
+ //SPU_writeRegister( H_CDRight, 0x7f00 );
+ break;
+
+ case CdlSetfilter:
+ cdr.File = cdr.Param[0];
+ cdr.Channel = cdr.Param[1];
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlSetmode:
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite1() Log: Setmode %x\n", cdr.Param[0]);
+#endif
+ cdr.Mode = cdr.Param[0];
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+
+ // Squaresoft on PlayStation 1998 Collector's CD Vol. 1
+ // - fixes choppy movie sound
+ if( cdr.Play && (cdr.Mode & MODE_CDDA) == 0 )
+ StopCdda();
+ break;
+
+ case CdlGetmode:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlGetlocL:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+
+ // Crusaders of Might and Magic - cutscene speech
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlGetlocP:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+
+ // GameShark CDX / Lite Player: pretty narrow time window
+ // - doesn't always work due to time inprecision
+ //AddIrqQueue(cdr.Cmd, 0x28);
+
+ // Tomb Raider 2 - cdda
+ AddIrqQueue(cdr.Cmd, 0x40);
+ break;
+
+ case CdlGetTN:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ //AddIrqQueue(cdr.Cmd, 0x800);
+
+ // GameShark CDX CD Player: very long time
+ AddIrqQueue(cdr.Cmd, 0x100000);
+ break;
+
+ case CdlGetTD:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlSeekL:
+// ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0];
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+
+ StopCdda();
+ StopReading();
+
+ break;
+
+ case CdlSeekP:
+// ((u32 *)cdr.SetSectorSeek)[0] = ((u32 *)cdr.SetSector)[0];
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+
+ // Tomb Raider 2 - reset cdda
+ StopCdda();
+ StopReading();
+
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ // Destruction Derby: read TOC? GetTD after this
+ case CdlReadT:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlTest:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlID:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ case CdlReadS:
+ cdr.Irq = 0;
+ StopReading();
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ StartReading(2, 0x800);
+ break;
+
+ case CdlReadToc:
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(cdr.Cmd, 0x800);
+ break;
+
+ default:
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite1() Log: Unknown command: %x\n", cdr.Cmd);
+#endif
+ return;
+ }
+ if (cdr.Stat != NoIntr) {
+ psxHu32ref(0x1070) |= SWAP32((u32)0x4);
+ }
+}
+
+unsigned char cdrRead2(void) {
+ unsigned char ret;
+
+ if (cdr.Readed == 0) {
+ ret = 0;
+ } else {
+ ret = *cdr.pTransfer++;
+ }
+
+#ifdef CDR_LOG
+ CDR_LOG("cdrRead2() Log: CD2 Read: %x\n", ret);
+#endif
+ return ret;
+}
+
+void cdrWrite2(unsigned char rt) {
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite2() Log: CD2 write: %x\n", rt);
+#endif
+
+
+ // Tekken: CDXA fade-out
+ if( (cdr.Ctrl & 3) == 2 ) {
+ cdr.AttenuatorLeft[0] = rt;
+ }
+ else if( (cdr.Ctrl & 3) == 3 ) {
+ cdr.AttenuatorRight[1] = rt;
+ }
+
+
+
+ if (cdr.Ctrl & 0x1) {
+ switch (rt) {
+ case 0x07:
+ cdr.ParamP = 0;
+ cdr.ParamC = 0;
+ cdr.ResultReady = 1; //0;
+ cdr.Ctrl &= ~3; //cdr.Ctrl = 0;
+ break;
+
+ default:
+ cdr.Reg2 = rt;
+ break;
+ }
+ } else if (!(cdr.Ctrl & 0x1) && cdr.ParamP < 8) {
+ cdr.Param[cdr.ParamP++] = rt;
+ cdr.ParamC++;
+ }
+}
+
+unsigned char cdrRead3(void) {
+ if (cdr.Stat) {
+ if (cdr.Ctrl & 0x1)
+ psxHu8(0x1803) = cdr.Stat | 0xE0;
+ else
+ psxHu8(0x1803) = 0xff;
+ } else {
+ psxHu8(0x1803) = 0;
+ }
+#ifdef CDR_LOG
+ CDR_LOG("cdrRead3() Log: CD3 Read: %x\n", psxHu8(0x1803));
+#endif
+ return psxHu8(0x1803);
+}
+
+void cdrWrite3(unsigned char rt) {
+#ifdef CDR_LOG
+ CDR_LOG("cdrWrite3() Log: CD3 write: %x\n", rt);
+#endif
+
+ // Tekken: CDXA fade-out
+ if( (cdr.Ctrl & 3) == 2 ) {
+ cdr.AttenuatorLeft[1] = rt;
+ }
+ else if( (cdr.Ctrl & 3) == 3 && rt == 0x20 ) {
+#ifdef CDR_LOG
+ CDR_LOG( "CD-XA Volume: %X %X | %X %X\n",
+ cdr.AttenuatorLeft[0], cdr.AttenuatorLeft[1],
+ cdr.AttenuatorRight[0], cdr.AttenuatorRight[1] );
+#endif
+ }
+
+
+ // GameShark CDX CD Player: Irq timing mania
+ if( rt == 0 &&
+ cdr.Irq != 0 && cdr.Irq != 0xff &&
+ cdr.ResultReady == 0 ) {
+
+ // GS CDX: ~0x28 cycle timing - way too precise
+ if( cdr.Irq == CdlGetlocP ) {
+ cdrInterrupt();
+
+ psxRegs.interrupt &= ~(1 << PSXINT_CDR);
+ }
+ }
+
+
+ if (rt == 0x07 && cdr.Ctrl & 0x1) {
+ cdr.Stat = 0;
+
+ if (cdr.Irq == 0xff) {
+ cdr.Irq = 0;
+ return;
+ }
+
+#if 1
+ if (cdr.Reading && !cdr.ResultReady) {
+ CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime);
+ }
+#else
+ // XA streaming - incorrect timing because of this reschedule
+ // - Final Fantasy Tactics
+ // - various other games
+
+ /*
+ if (cdr.Reading && !cdr.ResultReady) {
+ CDREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime);
+ }
+ */
+#endif
+
+ return;
+ }
+
+ if (rt == 0x80 && !(cdr.Ctrl & 0x1) && cdr.Readed == 0) {
+ cdr.Readed = 1;
+ cdr.pTransfer = cdr.Transfer;
+
+ switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) {
+ case MODE_SIZE_2328:
+ case MODE_SIZE_2048:
+ cdr.pTransfer += 12;
+ break;
+
+ case MODE_SIZE_2340:
+ cdr.pTransfer += 0;
+ break;
+
+ default:
+ break;
+ }
+ }
+}
+
+void psxDma3(u32 madr, u32 bcr, u32 chcr) {
+ u32 cdsize;
+ u8 *ptr, *cdwrap_ptr;
+
+#ifdef CDR_LOG
+ CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr);
+#endif
+
+ switch (chcr) {
+ case 0x11000000:
+ case 0x11400100:
+ if (cdr.Readed == 0) {
+#ifdef CDR_LOG
+ CDR_LOG("psxDma3() Log: *** DMA 3 *** NOT READY\n");
+#endif
+ 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;
+ case MODE_SIZE_2048: cdsize = 2048; break;
+ }
+ }
+
+
+ ptr = (u8 *)PSXM(madr);
+ if (ptr == NULL) {
+#ifdef CPU_LOG
+ CDR_LOG("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n");
+#endif
+ break;
+ }
+
+
+#if 1
+ /*
+ GS CDX: Enhancement CD crash
+ - Setloc 0:0:0
+ - CdlPlay
+ - Spams DMA3 and gets buffer overrun
+ */
+
+ if( (cdr.pTransfer-cdr.Transfer) + cdsize > 2352 )
+ {
+ // avoid crash - probably should wrap here
+ //memcpy(ptr, cdr.pTransfer, cdsize);
+ }
+ else
+ {
+ memcpy(ptr, cdr.pTransfer, cdsize);
+ }
+
+ psxCpu->Clear(madr, cdsize / 4);
+ cdr.pTransfer += cdsize;
+#else
+ cdwrap_ptr = cdr.Transfer;
+ switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) {
+ case MODE_SIZE_2340: cdwrap_ptr += 2340; break;
+ case MODE_SIZE_2328: cdwrap_ptr += 12 + 2328; break;
+ case MODE_SIZE_2048: cdwrap_ptr += 12 + 2048; break;
+ }
+
+
+ // fast copy - no wrap
+ if( cdr.pTransfer + cdsize <= cdwrap_ptr ) {
+ memcpy(ptr, cdr.pTransfer, cdsize);
+
+ psxCpu->Clear(madr, cdsize / 4);
+ cdr.pTransfer += cdsize;
+ } else {
+ int lcv;
+
+ /*
+ CDROM wrapping
+
+ Ape Escape - used several times
+ Gameshark Lite - opening movie
+
+ Gameshark CDX: enhancement CD patcher
+ - calls CdlPlay @ 0:2:0
+ - spams DMA3 and overruns buffer
+ */
+
+ for( lcv = 0; lcv < cdsize; lcv++ )
+ {
+ // wrap cdrom ptr
+ if( cdr.pTransfer == cdwrap_ptr ) {
+ switch (cdr.Mode & (MODE_SIZE_2340|MODE_SIZE_2328)) {
+ case MODE_SIZE_2328:
+ case MODE_SIZE_2048:
+ cdr.pTransfer = cdr.Transfer + 12;
+ break;
+
+ case MODE_SIZE_2340:
+ cdr.pTransfer = cdr.Transfer + 0;
+ break;
+ }
+ }
+
+
+ *(ptr+lcv) = *cdr.pTransfer;
+
+ cdr.pTransfer++;
+ }
+
+
+ psxCpu->Clear(madr, cdsize / 4);
+ }
+#endif
+
+
+ // burst vs normal
+ if( chcr == 0x11400100 ) {
+#if 1
+ CDRDMA_INT( (cdsize/4) / 4 );
+#else
+ // Experimental burst dma transfer (0.333x max)
+ CDRDMA_INT( (cdsize/4) / 3 );
+#endif
+ }
+ else if( chcr == 0x11000000 ) {
+ CDRDMA_INT( (cdsize/4) * 1 );
+ }
+ return;
+
+ default:
+#ifdef CDR_LOG
+ CDR_LOG("psxDma3() Log: Unknown cddma %x\n", chcr);
+#endif
+ break;
+ }
+
+ HW_DMA3_CHCR &= SWAP32(~0x01000000);
+ DMA_INTERRUPT(3);
+}
+
+void cdrDmaInterrupt()
+{
+ HW_DMA3_CHCR &= SWAP32(~0x01000000);
+ DMA_INTERRUPT(3);
+}
+
+void cdrReset() {
+ memset(&cdr, 0, sizeof(cdr));
+ cdr.CurTrack = 1;
+ cdr.File = 1;
+ cdr.Channel = 1;
+
+#if 0
+ // BIOS player - default values
+ cdr.AttenuatorLeft[0] = 0x80;
+ cdr.AttenuatorLeft[1] = 0x00;
+ cdr.AttenuatorRight[0] = 0x80;
+ cdr.AttenuatorRight[1] = 0x00;
+#endif
+}
+
+int cdrFreeze(gzFile f, int Mode) {
+ uintptr_t tmp;
+
+
+ if( Mode == 0 ) {
+ StopCdda();
+ }
+
+
+ gzfreeze(&cdr, sizeof(cdr));
+
+
+
+ if (Mode == 1)
+ tmp = cdr.pTransfer - cdr.Transfer;
+
+ gzfreeze(&tmp, sizeof(tmp));
+
+ if (Mode == 0)
+ cdr.pTransfer = cdr.Transfer + tmp;
+
+ return 0;
+}
+
+void LidInterrupt() {
+ cdr.LidCheck = 0x20; // start checker
+
+ CDRLID_INT( cdReadTime * 3 );
+
+ // generate interrupt if none active - open or close
+ if (cdr.Irq == 0 || cdr.Irq == 0xff) {
+ cdr.Ctrl |= 0x80;
+ cdr.Stat = NoIntr;
+ AddIrqQueue(CdlNop, 0x800);
+ }
+}
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