toc.h

本程序为ST公司开发的源代码

/**************************************************
 *
 * toc.h
 *
 * CVS ID:   $Id: toc.h,v 1.13 2007/09/26 15:02:45 dellorto Exp $
 * Author:   Fabio Dell'Orto [FD] - STM
 * Date:     $Date: 2007/09/26 15:02:45 $
 * Revision: $Revision: 1.13 $
 *
 * Description:
 *
 *
 ***************************************************
 *
 * COPYRIGHT (C) ST Microelectronics  2005
 *            All Rights Reserved
 *
 ****************************************************
 *
 * STM CVS Log:
 *
 * $Log: toc.h,v $
 * Revision 1.13  2007/09/26 15:02:45  dellorto
 * added defines for pause handling
 *
 * Revision 1.12  2006/11/27 19:43:09  belardi
 * Re-introduced #HAVE_UPDATE for FLASH_UPDATE flag
 *
 * Revision 1.11  2006/11/01 14:51:09  trubac
 * HAVE_FLASH_UPDATE always defined
 *
 * Revision 1.10  2006/09/18 09:55:21  belardi
 * Corrected CVS keyword usage
 *
 * Revision 1.9  2006/09/18 09:22:36  belardi
 * Added Log CVS keyword into file header
 *
 * Revision 1.8  2006/09/15 20:17:25  belardi
 * Added Log CVS keyword into file header
 *
 *
 ***************************************************/

#ifndef _TOC_H_
#define _TOC_H_

#include "srvmat.h"

#define READ_TOC_LEVEL                     LEVEL_1
#define READ_FIRST_TOC_LEVEL               LEVEL_0
#define READ_RESTOF_TOC_LEVEL              LEVEL_0
#define JUMP_TO_START_DATA_AREA_LEVEL      LEVEL_0

#define TOC_IDLE                0x00
#define READ_FIRST_TOC          0x01
#define READ_REST_OF_TOC        0x03
#define JUMP_TO_START_DATA_AREA 0x05
#define TOC_WAIT_FOR_SERVO      0x06

#define MODE1  (uint8) 0x01
#define MODE2  (uint8) 0x02
#define MODE5  (uint8) 0x05

#define TOC_RESET_TOC_READING       0x01
#define TOC_RESET_CALIB_JUMP        0x02
#define TOC_RESET_ALL               0xFF

// Control profile values:
#ifdef APM_PICKUP
#define TOC_ACCESS_TIMEOUT          T300ms
#define TOC_MAX_SUBCODE               620
#define TOC_MAX_RETRY                 0x10

#define TRACKS_INTO_FIRST_LEADIN      -400
#define TRACKS_OUT_LEADIN              400
#define CONTINUITY_SKIP_TRACKS         100
#define PAUSE_TRACKS                    -1
#define NO_SKIP                          0
#define TRACKS_20MIN                  7500

#else

#define TOC_ACCESS_TIMEOUT          T300ms
#define TOC_MAX_SUBCODE             (uint16)  620
#define TOC_MAX_RETRY               (uint8)     5

#define TRACKS_INTO_FIRST_LEADIN    (sint16)  -200
#define TRACKS_OUT_LEADIN           (sint16)    50
#define CONTINUITY_SKIP_TRACKS      (sint16)   100
#define PAUSE_TRACKS                (sint16)    -1
#define PAUSE_TRACKS_LOWER_THS      (sint16)    -2
#define PAUSE_DRIFT_SECTORS_TRK_REC (sint32)    -3
#define NO_SKIP                     (sint16)     0
#endif

// global variable CDinfo:
#define HAVE_AUDIO_TRACK            0x0001
#define HAVE_DATA_TRACK             0x0002
#define MS_R_RW                     0x0004
#define LOW_REFLECTIVE              0x0008    /*set outside TOC reading*/
#define DISC_12CM                   0x0010    /*set outside TOC reading*/
#define DISC_8CM                    0x0020    /*set outside TOC reading*/
#define MULTISESSION                0x0040
#define OPEN_MULTISESSION           0x0080
#define DIGITAL_COPY_PROHIBITED     0x0100
#define COPY_PROTECTED              0x0200
#define FIRST_TOC_READABLE          0x0400
#define ALL_TOC_READ                0x0800    /*set when TOC evaluation is finished, even with error*/
#if (0 != HAVE_UPDATE)
#define HAVE_FLASH_IMAGE            0x8000
#endif

// local variable Session:
// flags
#define MIN_TRACK_FOUND             0x0001
#define MAX_TRACK_FOUND             0x0002
#define LEAD_OUT_FOUND              0x0004
#define ALL_TRACK_FOUND             0x0008
#define MODE_5_FOUND                0x0010
#define B0_FOUND                    0x0020
#define C0_FOUND                    0x0040
#define NEXT_SESSION                0x0080


// warnings
#define MODE_2_FOUND                 0x01
#define UNSUPPORTED_MODE             0x02
#define UNSUPPORTED_MOD1_POINT       0x04
#define UNSUPPORTED_MOD5_POINT       0x08


typedef struct
{
  uint8 min[99];
  uint8 sec[99];
  uint8 frame[99];
  uint8 type[99]; // [RB] for mixed-mode disc,
                  //   0x00 = CDDA or CDROM mode1
                  //   0x10 = CD-I session
                  //   0x20 = CDROM XA session (mode2)
} TRACK_DATA_STRUCT;

typedef struct
{
  uint8 min_track;
  uint8 max_track;
  uint8 num_of_audio_track;
  uint8 num_of_sessions;
  uint8 max_track_in_1_toc;
  uint8 num_of_audio_track_in_1_toc;
  uint8 Tmsf_lead_out_in_1_toc[3];
  uint8 Tmsf_lead_out[3];
  TRACK_DATA_STRUCT track_data;
} TOC_DATA_STRUCT;

typedef struct
{
  UInt toc_fsm_started            : 1;
  UInt reading_first_toc          : 1;
  UInt force_toc_reading          : 1;
  UInt force_calibrate_jump       : 1;
  UInt calibration_jump_executed : 1;
  UInt wait_for_set_speed         : 1;
} TOC_FLAGS_STRUCT;


typedef union
{
  uint8 all;
  TOC_FLAGS_STRUCT field;
} TOC_FLAGS_UNION;

extern TOC_FLAGS_UNION toc_flags;
extern uint8 toc_state;
extern TOC_DATA_STRUCT TOC_data;
extern uint16 CDinfo;


uint32 toc_get_track_time(uint8 track);
void reset_toc(uint8 flags);
void stop_toc(void);
RETVAL toc_fsm(void);
uint32 msf2lba(uint16); // [RB]

#define toc_get_min_track()           (TOC_data.min_track)
#define toc_get_max_track()           (TOC_data.max_track)

#define toc_get_track_min(_track)     ((uint8)(TOC_data.track_data.min[(_track)-1] & 0x7F))
#define toc_get_track_sec(_track)     ((uint8)(TOC_data.track_data.sec[(_track)-1] & 0x7F))
#define toc_get_track_frame(_track)   ((uint8)(TOC_data.track_data.frame[(_track)-1] & 0x7F))
#define toc_get_track_type(_track)    ((uint8)(TOC_data.track_data.type[(_track)-1]))  // [RB]

#define toc_is_track_rom(_track)          (0 != (TOC_data.track_data.min[(_track)-1] & 0x80))
#define toc_is_track_preemphases(_track)  (0 != (TOC_data.track_data.sec[(_track)-1] & 0x80))
#define toc_is_track_startsession(_track) (0 != (TOC_data.track_data.frame[(_track)-1] & 0x80))

#define toc_get_leadout_min()         (TOC_data.Tmsf_lead_out[MIN])
#define toc_get_leadout_sec()         (TOC_data.Tmsf_lead_out[SEC])
#define toc_get_leadout_frame()       (TOC_data.Tmsf_lead_out[FRAME])

#define toc_get_leadout_time()        (msf_2_sid(TOC_data.Tmsf_lead_out[MIN],       \
                                                 TOC_data.Tmsf_lead_out[SEC],       \
                                                 TOC_data.Tmsf_lead_out[FRAME], HEX))

#define toc_get_num_of_sessions()     (TOC_data.num_of_sessions)

#define toc_get_num_of_audio_track()    (TOC_data.num_of_audio_track)

#define toc_get_CD_info()               (CDinfo)
#define toc_is_toc_known()              (0 != (CDinfo & ALL_TOC_READ))
#define toc_is_first_toc_readable()     (0 != (CDinfo & FIRST_TOC_READABLE))

uint32 toc_get_track_time(uint8 track);

#endif //_TOC_H_