capture.c

本程序为ST公司开发的源代码

/******************************************************************************
 *
 * capture.c
 *
 * CVS ID:   $Id: capture.c,v 1.130 2007/11/20 13:10:11 marcucci Exp $
 * Author:   Filippo Brenna [FB] - STM
 * Date:     $Date: 2007/11/20 13:10:11 $
 * Revision: $Revision: 1.130 $
 *
 * Description:
 *
 *   Main entry point for the capture task
 *
 ******************************************************************************
 *
 * COPYRIGHT (C) ST Microelectronics  2005
 *            All Rights Reserved
 *
 *******************************************************************************
 *  \brief          Channel management procedures (Acquisition / ECC / Audio)
 *
 *  \par            Change History:
 *
 * - BB060822b      Organized subcode and endplay flags
 * - DR060912       Re-structured the sector processing request function 
 *                  during Playback and FS/Playlist access.
 * - DR060919a      Enabled CAP_ESP_WAKEUP_TO_RESTART buffering, fixed playback
 *                  (WUT74-18-10232)
 * - BB060926b      Improved error reporting
 * - BB060929a      Improved no TOC and Copyprotected CD support
 *
 ******************************************************************************
 *
 * STM CVS Log:
 *
 * $Log: capture.c,v $
 * Revision 1.130  2007/11/20 13:10:11  marcucci
 * Fix for FW issue if enabled at the beginning of a CDDA Track
 *
 * Revision 1.129  2007/11/13 15:39:13  marcucci
 * Fix Missing Sector issu on FF/FW
 *
 * Revision 1.128  2007/11/09 08:48:32  marcucci
 * Added  modification discovered during Reset Investigation done on 3.1
 *
 * Revision 1.127  2007/09/26 12:00:13  marcucci
 * Fixed:  Issue#122, Bad Time Info, Last Sector Repeat
 *
 * Revision 1.126  2007/09/21 11:59:48  belardi
 * Removed compiler warning
 *
 * Revision 1.125  2007/09/19 13:54:22  marcucci
 * Added a software function to make crc check because BD information is not
 * reliable
 *
 * Revision 1.124  2007/08/01 10:17:14  belardi
 * Modifications to support run-time configurable ESP size
 * - made the ESP thresholds variables
 *
 * Revision 1.123  2007/04/13 09:52:57  hara
 * Put same modification for the issue on B_3_1_P3.
 *  - #72 issue and the issue of Repeating playback some seconds.
 *
 * Revision 1.122  2007/04/11 14:19:05  belardi
 * Integration of HAVE_CD_MECHA modification by [GP]
 *
 * Revision 1.121  2007/04/06 06:33:10  hara
 * To handle _EVENT_TEP_HAD_TIME_BEFORE for robust TOC reading.
 *
 * Revision 1.120  2007/04/06 05:28:21  hara
 * Fix two problems to make no target sector even ESP buffer is almost full.
 * (This situation happen on FF/FB mode with very large scratch CDDA disc.)
 * Fix one problem to make no target sector due to error sector at track boundary. (SCD-4249)
 * Put error detection program if the above situation happen.
 *
 * Revision 1.119  2007/03/28 08:34:44  hara
 * Fixed the bug of Capture re-schuduled problem.
 * Fixed the bug of no BD initialization after stop by error -> play.
 * Added to protect miss detection of track change by error sector during BD_CTL.field.allow_all_errors = 1.
 *
 * Revision 1.118  2007/03/26 02:11:16  hara
 * Fixed the bug of scratched Mixed mode disc. Reset error counter when data_type is changed.
 *
 * Revision 1.117  2007/03/16 07:18:59  hara
 * Fixed the issue of SCD-4007 FF/FW mode.
 * Fixed the issue of track skip during scan forward.
 * Modified for secure subcode mode on CDDA
 *
 * Revision 1.116  2007/03/08 12:59:47  belardi
 * [FH] bug fix for issue 83 (track skip on scratched CDDA during FF)
 *
 * Revision 1.115  2007/03/07 17:20:08  belardi
 * [FH] fix for issue with FF/FBW stopping on defect CDDA
 *
 * Revision 1.114  2007/02/22 18:43:11  belardi
 * Removed compiler warning
 *
 * Revision 1.113  2007/02/22 01:41:03  hara
 * Fixed bug in new CTR - CAP interface : Sending error sector on CD-ROM scratch disc.
 *                                                                SW Stuck problem on SCD-5339 #22 song with FB mode.
 *
 * Revision 1.112  2007/02/21 09:15:42  chlapik
 * new CTR - CAP interface: ESP history removed from CTR
 *
 * Revision 1.110  2007/01/25 00:30:33  hara
 * Fixed bug - Endless try to recover with special error disc.
 *
 * Revision 1.109  2007/01/17 11:11:56  chlapik
 * fixed bug - to avoid underflow don't mark with EOS flag last sector of current chunk but first sector of next chunk - dummy chunk
 *
 * Revision 1.108  2007/01/17 08:29:56  hara
 * Fixed bug - for bad timing of BD sector error after TNO change.
 * Bug #52 in "SW OpenIssues 122106.xls"
 *
 * Revision 1.107  2007/01/16 05:46:24  hara
 * Fixed bug - no good error counter initialization, Bug for Video CD.
 *
 * Revision 1.106  2007/01/15 16:08:59  belardi
 * Fixes by FH for the following bugs:
 *
 * - application abort if play issued after 3/4s of playback
 * DMA routine gets uninitialized variable and writes to non-existing memory address.
 * Bug #59 in "SW OpenIssues 122106.xls"
 *
 * - skip first 7s of first CDDA track after short rewind
 * Bug in the ESP optimization routine highlighted by the uncommon use case.
 * Bug #62 in "SW OpenIssues 122106.xls"
 *
 * Revision 1.105  2007/01/09 08:28:57  chlapik
 * fixed bug - cap_write_q_tno keeps track number in bcd mode, not hex as CTR uses
 *
 * Revision 1.104  2007/01/03 09:52:15  chlapik
 * fixed bug - if fast seek cmd coming while prebuffering of next song for CDDA, modify cap_write_q_tno inside CAP from CTR to current played song
 *
 * Revision 1.103  2006/12/06 13:33:57  marcucci
 * Have Update Fix
 *
 * Revision 1.102  2006/12/06 07:35:23  belardi
 * Fix by [FH] to cope with ABEX test discs containing bad subQ data. Ignores bad subQ after a number of retries.
 *
 * Revision 1.101  2006/12/04 09:13:07  chlapik
 * - reverted back Maurizio's modification of optimalization in cap_process_sector_request()
 * - added Fumio's fix for scratched CDs (issue with cap_status.count.g_retries)
 *
 * Revision 1.100  2006/11/07 13:43:55  belardi
 * Added 'volatile' to remove compiler warning
 *
 * Revision 1.99  2006/10/31 11:13:38  marcucci
 * No more static functions for Jump Table and if condition restored for ESP Wake Up
 *
 * Revision 1.98  2006/10/10 12:02:49  belardi
 * Merge of m8_cav2_cm80507
 * - renamed event
 * - removed buffering_mode from struct
 * - TOC robustness
 *
 * Revision 1.97  2006/10/09 15:19:27  dellorto
 * added CaptureTask, moved from osal.c
 *
 * Revision 1.96  2006/09/27 19:48:10  belardi
 * Removed (global) unused variables
 *
 * Revision 1.95  2006/09/27 13:06:58  belardi
 * Re-introduced code commented out by DR for testing
 *
 * Revision 1.94  2006/09/19 11:03:57  chlapik
 * solved misunderstanding of Play_Mode and buffering_mode bits in cmd to CAP - buffering_mode is again present in cmd structure
 *
 * Revision 1.93  2006/09/18 13:18:50  chlapik
 * if ESP memory is empty and there is read request from CTR, instead of sending no event back, send read error
 *
 * Revision 1.92  2006/09/15 19:27:00  belardi
 * Merged the m8_cav2_cm80506_cs3563.
 * - APM modifications for Playlist processing
 *
 *
 ******************************************************************************/

#include "gendef.h"
#include "hwreg.h"
#include "osal.h"
#include "capture.h"
#include "utility.h"
#include "memutil.h"
#include "bkdhdl.h"
#include "srvinc.h"

#include "debug.h"

#ifdef APM_PICKUP
  #include "service.h"
#endif

//#define CTR_CAP_CMD_DEBUG
//#define SEC_INDEXES_DEBUG

#ifndef APM_PICKUP
#include "plr_conf.h" //[OK] to know CNF_ESP and CNF_ADPCM, APM haves it in configuration.h
#endif

//#define ESP_DEBUGGING

#ifdef QAC_CHECK
#define CAP_PRINTF(x)
#else
//#define CAP_PRINTF(...)  dprintf(__VA_ARGS__)
#define CAP_PRINTF(...)  do{}while(0)
#endif

/******************************************************************************/
/* Capture extern                                                             */
/******************************************************************************/

extern void get_xfer_params(uint32 *count, uint8 **dest);
extern void SetUpDMA(uint32 DmaCh, uint32 *Source, uint32 *Dest, uint32 SourceWordSize,
                     uint32 DestWordSize, uint32 WordsNo, uint32 BurstSize, uint32 SourceInc,
                     uint32 DestInc, uint32 Per, uint32 Mem2Mem);

/******************************************************************************/
/* Capture global vars                                                        */
/******************************************************************************/

uint8 new_cap_config;
t_cap_config cap_config;
int16 cap_esp_margin;

#if (1 == HAVE_SHOCK_MEMORY)

uint8 *cap_input_buffer_SDRAM;
uint16 CAP_CHIN_SECTOR_SIZE;
uint16 CAP_INPUT_BUFFER_SIZE_SDRAM;

#else

#pragma arm section zidata = "Cap_input_buffer_map"
uint8 cap_input_buffer_SDRAM[1]; // Dummy section for scatter configuration.
#pragma arm section zidata
#pragma arm section zidata = "Cap_internal_input_buffer_map"
__align(4) uint8 cap_input_buffer_IntRAM[CAP_INPUT_BUFFER_SIZE_INTRAM *CAP_CHIN_SECTOR_SIZE];
#pragma arm section zidata

#endif

uint16 CAP_ESP_ON_OVERFLOW_THRS;
uint16 CAP_ESP_ON_UNDERFLOW_THRS;

/******************************************************************************/
/* Capture data events                                                        */
/******************************************************************************/

t_cap_cmd_event capture_cmd_event_data[EVENT_MAX_STAGES];
t_cap_read_event capture_read_event_data[EVENT_MAX_STAGES];
tQsubcode_event capture_subcode_event[EVENT_MAX_STAGES];
tCaptEndPlay_event capture_pre_endplay_event[EVENT_MAX_STAGES];
t_bd_event capture_bd_event_data[EVENT_MAX_STAGES];

/******************************************************************************/
/* DEBUG Capture stuff                                                        */
/******************************************************************************/

uint8 cap_debug_to_hostif;

#if (1 == CAP_DEBUG)
uint32 cap_debug_overflow;
uint32 cap_debug_underflow;
#endif

#ifdef ESP_DEBUGGING
static uint16 cap_esp_margin_old;
static void DEBUG_ESP_MARGIN(void)
{
  if ((absi(cap_esp_margin_old - cap_esp_margin)) > 0x10)
  {
    cap_esp_margin_old = cap_esp_margin;
    DEBUG_printf(("ESP margin:", 2, 1, cap_esp_margin));
  }
}
#else
#define DEBUG_ESP_MARGIN(s)   do{}while(0)
#endif

/******************************************************************************/
/* Capture local vars                                                         */
/******************************************************************************/

/* local copy of capture command event */
static t_cap_cmd_event local_cap_cmd_event;
/* local copy of capture read event */ //to be removed
static t_cap_read_event local_cap_read_event;
/* local copy of bd status */
static t_bd_event local_bd_event;

static t_cap_status cap_status;
static t_cap_esp_buf cap_esp_buf;
static t_duid cap_device_id;
static RETVAL cap_result;         /* BB060926b */
static uint16 cap_sector_offset;
static uint16 cap_sector_size;

static uint8 cap_read_q_amin;
static uint8 cap_read_q_asec;
static uint8 cap_read_q_rmin;
static uint8 cap_read_q_rsec;
static uint8 cap_read_q_tno;

static uint8 cap_write_q_amin;
static uint8 cap_write_q_asec;
static uint8 cap_write_q_rmin;
static uint8 cap_write_q_rsec;
static uint8 cap_write_q_tno;
static uint8 cap_tno_ignore_chg;


//DEBUG ONLY
#ifdef SEC_INDEXES_DEBUG
uint32 zero_sectors;
typedef struct
{
  uint32 index;
  uint32 track_number;
  uint32 frame;
} debug_struct;

debug_struct debug_array[100];
#endif

#if (HAVE_CD_MECHA == 1)
static SEEK_STRUCT_SID cap_seek_param;
static t_servo_cmd_event servo_cmd_event;

/* device utility pointers */
RETVAL (* cap_start_device_xfer) (void);
RETVAL (* cap_start_device_pause) (void);
RETVAL (* cap_forward_device_command_event) (void);
void   (* cap_process_device_command_event) (void);
void   (* cap_process_device_status_event) (void);  
#else
# define cap_start_device_pause() READY
# define cap_start_device_xfer() READY
# define cap_forward_device_command_event() READY
# define cap_process_device_command_event() do{} while(0)
# define cap_process_device_status_event() do{} while(0)
#endif // HAVE_CD_MECHA
void   cap_esp_set_dummy_address(uint16 local_xfer_pointer, uint32 valid_sid);
uint32 cap_esp_get_valid_address(uint16 local_xfer_pointer, uint8 data_type);
uint8 CrcCheck(uint8* subQ_ptr);

/******************************************************************************/
/* capture configuration                                                      */
/******************************************************************************/


/******************************************************************************/
/* Function:  cap_update_config                                               */
/*                                                                            */
/*! \brief    configuration update
 *  \param
 *  \return
 *  \remark
 */
/******************************************************************************/
#if 0 // [RB] commented out to reduce ROM space
void cap_update_config(void)
{
  new_cap_config = 1;