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412 lines
14 KiB
C
412 lines
14 KiB
C
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/*
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* Definitions for a Sony interface CDROM drive.
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*
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* Corey Minyard (minyard@wf-rch.cirr.com)
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*
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* Copyright (C) 1993 Corey Minyard
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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* General defines.
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*/
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#define SONY_XA_DISK_TYPE 0x20
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/*
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* Offsets (from the base address) and bits for the various write registers
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* of the drive.
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*/
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#define SONY_CMD_REG_OFFSET 0
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#define SONY_PARAM_REG_OFFSET 1
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#define SONY_WRITE_REG_OFFSET 2
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#define SONY_CONTROL_REG_OFFSET 3
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# define SONY_ATTN_CLR_BIT 0x01
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# define SONY_RES_RDY_CLR_BIT 0x02
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# define SONY_DATA_RDY_CLR_BIT 0x04
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# define SONY_ATTN_INT_EN_BIT 0x08
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# define SONY_RES_RDY_INT_EN_BIT 0x10
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# define SONY_DATA_RDY_INT_EN_BIT 0x20
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# define SONY_PARAM_CLR_BIT 0x40
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# define SONY_DRIVE_RESET_BIT 0x80
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/*
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* Offsets (from the base address) and bits for the various read registers
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* of the drive.
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*/
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#define SONY_STATUS_REG_OFFSET 0
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# define SONY_ATTN_BIT 0x01
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# define SONY_RES_RDY_BIT 0x02
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# define SONY_DATA_RDY_BIT 0x04
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# define SONY_ATTN_INT_ST_BIT 0x08
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# define SONY_RES_RDY_INT_ST_BIT 0x10
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# define SONY_DATA_RDY_INT_ST_BIT 0x20
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# define SONY_DATA_REQUEST_BIT 0x40
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# define SONY_BUSY_BIT 0x80
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#define SONY_RESULT_REG_OFFSET 1
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#define SONY_READ_REG_OFFSET 2
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#define SONY_FIFOST_REG_OFFSET 3
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# define SONY_PARAM_WRITE_RDY_BIT 0x01
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# define SONY_PARAM_REG_EMPTY_BIT 0x02
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# define SONY_RES_REG_NOT_EMP_BIT 0x04
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# define SONY_RES_REG_FULL_BIT 0x08
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#define LOG_START_OFFSET 150 /* Offset of first logical sector */
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#define SONY_DETECT_TIMEOUT (8*HZ/10) /* Maximum amount of time
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that drive detection code
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will wait for response
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from drive (in 1/100th's
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of seconds). */
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#define SONY_JIFFIES_TIMEOUT (10*HZ) /* Maximum number of times the
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drive will wait/try for an
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operation */
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#define SONY_RESET_TIMEOUT HZ /* Maximum number of times the
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drive will wait/try a reset
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operation */
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#define SONY_READY_RETRIES 20000 /* How many times to retry a
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spin waiting for a register
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to come ready */
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#define MAX_CDU31A_RETRIES 3 /* How many times to retry an
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operation */
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/* Commands to request or set drive control parameters and disc information */
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#define SONY_REQ_DRIVE_CONFIG_CMD 0x00 /* Returns s_sony_drive_config */
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#define SONY_REQ_DRIVE_MODE_CMD 0x01
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#define SONY_REQ_DRIVE_PARAM_CMD 0x02
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#define SONY_REQ_MECH_STATUS_CMD 0x03
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#define SONY_REQ_AUDIO_STATUS_CMD 0x04
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#define SONY_SET_DRIVE_PARAM_CMD 0x10
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#define SONY_REQ_TOC_DATA_CMD 0x20 /* Returns s_sony_toc */
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#define SONY_REQ_SUBCODE_ADDRESS_CMD 0x21 /* Returns s_sony_subcode */
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#define SONY_REQ_UPC_EAN_CMD 0x22
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#define SONY_REQ_ISRC_CMD 0x23
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#define SONY_REQ_TOC_DATA_SPEC_CMD 0x24 /* Returns s_sony_session_toc */
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/* Commands to request information from the drive */
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#define SONY_READ_TOC_CMD 0x30 /* let the drive firmware grab the TOC */
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#define SONY_SEEK_CMD 0x31
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#define SONY_READ_CMD 0x32
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#define SONY_READ_BLKERR_STAT_CMD 0x34
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#define SONY_ABORT_CMD 0x35
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#define SONY_READ_TOC_SPEC_CMD 0x36
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/* Commands to control audio */
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#define SONY_AUDIO_PLAYBACK_CMD 0x40
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#define SONY_AUDIO_STOP_CMD 0x41
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#define SONY_AUDIO_SCAN_CMD 0x42
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/* Miscellaneous control commands */
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#define SONY_EJECT_CMD 0x50
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#define SONY_SPIN_UP_CMD 0x51
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#define SONY_SPIN_DOWN_CMD 0x52
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/* Diagnostic commands */
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#define SONY_WRITE_BUFFER_CMD 0x60
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#define SONY_READ_BUFFER_CMD 0x61
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#define SONY_DIAGNOSTICS_CMD 0x62
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/*
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* The following are command parameters for the set drive parameter command
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*/
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#define SONY_SD_DECODE_PARAM 0x00
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#define SONY_SD_INTERFACE_PARAM 0x01
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#define SONY_SD_BUFFERING_PARAM 0x02
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#define SONY_SD_AUDIO_PARAM 0x03
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#define SONY_SD_AUDIO_VOLUME 0x04
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#define SONY_SD_MECH_CONTROL 0x05
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#define SONY_SD_AUTO_SPIN_DOWN_TIME 0x06
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/*
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* The following are parameter bits for the mechanical control command
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*/
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#define SONY_AUTO_SPIN_UP_BIT 0x01
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#define SONY_AUTO_EJECT_BIT 0x02
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#define SONY_DOUBLE_SPEED_BIT 0x04
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/*
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* The following extract information from the drive configuration about
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* the drive itself.
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*/
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#define SONY_HWC_GET_LOAD_MECH(c) (c.hw_config[0] & 0x03)
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#define SONY_HWC_EJECT(c) (c.hw_config[0] & 0x04)
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#define SONY_HWC_LED_SUPPORT(c) (c.hw_config[0] & 0x08)
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#define SONY_HWC_DOUBLE_SPEED(c) (c.hw_config[0] & 0x10)
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#define SONY_HWC_GET_BUF_MEM_SIZE(c) ((c.hw_config[0] & 0xc0) >> 6)
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#define SONY_HWC_AUDIO_PLAYBACK(c) (c.hw_config[1] & 0x01)
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#define SONY_HWC_ELECTRIC_VOLUME(c) (c.hw_config[1] & 0x02)
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#define SONY_HWC_ELECTRIC_VOLUME_CTL(c) (c.hw_config[1] & 0x04)
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#define SONY_HWC_CADDY_LOAD_MECH 0x00
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#define SONY_HWC_TRAY_LOAD_MECH 0x01
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#define SONY_HWC_POPUP_LOAD_MECH 0x02
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#define SONY_HWC_UNKWN_LOAD_MECH 0x03
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#define SONY_HWC_8KB_BUFFER 0x00
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#define SONY_HWC_32KB_BUFFER 0x01
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#define SONY_HWC_64KB_BUFFER 0x02
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#define SONY_HWC_UNKWN_BUFFER 0x03
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/*
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* This is the complete status returned from the drive configuration request
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* command.
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*/
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struct s_sony_drive_config
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{
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unsigned char exec_status[2];
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char vendor_id[8];
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char product_id[16];
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char product_rev_level[8];
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unsigned char hw_config[2];
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};
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/* The following is returned from the request subcode address command */
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struct s_sony_subcode
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{
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unsigned char exec_status[2];
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unsigned char address :4;
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unsigned char control :4;
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unsigned char track_num;
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unsigned char index_num;
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unsigned char rel_msf[3];
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unsigned char reserved1;
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unsigned char abs_msf[3];
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};
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#define MAX_TRACKS 100 /* The maximum tracks a disk may have. */
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/*
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* The following is returned from the request TOC (Table Of Contents) command.
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* (last_track_num-first_track_num+1) values are valid in tracks.
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*/
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struct s_sony_toc
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{
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unsigned char exec_status[2];
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unsigned char address0 :4;
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unsigned char control0 :4;
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unsigned char point0;
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unsigned char first_track_num;
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unsigned char disk_type;
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unsigned char dummy0;
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unsigned char address1 :4;
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unsigned char control1 :4;
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unsigned char point1;
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unsigned char last_track_num;
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unsigned char dummy1;
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unsigned char dummy2;
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unsigned char address2 :4;
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unsigned char control2 :4;
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unsigned char point2;
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unsigned char lead_out_start_msf[3];
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struct
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{
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unsigned char address :4;
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unsigned char control :4;
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unsigned char track;
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unsigned char track_start_msf[3];
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} tracks[MAX_TRACKS];
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unsigned int lead_out_start_lba;
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};
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struct s_sony_session_toc
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{
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unsigned char exec_status[2];
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unsigned char session_number;
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unsigned char address0 :4;
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unsigned char control0 :4;
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unsigned char point0;
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unsigned char first_track_num;
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unsigned char disk_type;
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unsigned char dummy0;
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unsigned char address1 :4;
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unsigned char control1 :4;
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unsigned char point1;
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unsigned char last_track_num;
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unsigned char dummy1;
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unsigned char dummy2;
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unsigned char address2 :4;
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unsigned char control2 :4;
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unsigned char point2;
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unsigned char lead_out_start_msf[3];
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unsigned char addressb0 :4;
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unsigned char controlb0 :4;
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unsigned char pointb0;
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unsigned char next_poss_prog_area_msf[3];
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unsigned char num_mode_5_pointers;
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unsigned char max_start_outer_leadout_msf[3];
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unsigned char addressb1 :4;
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unsigned char controlb1 :4;
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unsigned char pointb1;
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unsigned char dummyb0_1[4];
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unsigned char num_skip_interval_pointers;
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unsigned char num_skip_track_assignments;
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unsigned char dummyb0_2;
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unsigned char addressb2 :4;
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unsigned char controlb2 :4;
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unsigned char pointb2;
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unsigned char tracksb2[7];
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unsigned char addressb3 :4;
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unsigned char controlb3 :4;
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unsigned char pointb3;
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unsigned char tracksb3[7];
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unsigned char addressb4 :4;
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unsigned char controlb4 :4;
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unsigned char pointb4;
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unsigned char tracksb4[7];
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unsigned char addressc0 :4;
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unsigned char controlc0 :4;
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unsigned char pointc0;
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unsigned char dummyc0[7];
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struct
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{
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unsigned char address :4;
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unsigned char control :4;
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unsigned char track;
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unsigned char track_start_msf[3];
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} tracks[MAX_TRACKS];
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unsigned int start_track_lba;
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unsigned int lead_out_start_lba;
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unsigned int mint;
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unsigned int maxt;
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};
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struct s_all_sessions_toc
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{
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unsigned char sessions;
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unsigned int track_entries;
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unsigned char first_track_num;
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unsigned char last_track_num;
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unsigned char disk_type;
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unsigned char lead_out_start_msf[3];
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struct
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{
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unsigned char address :4;
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unsigned char control :4;
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unsigned char track;
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unsigned char track_start_msf[3];
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} tracks[MAX_TRACKS];
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unsigned int start_track_lba;
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unsigned int lead_out_start_lba;
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};
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/*
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* The following are errors returned from the drive.
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*/
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/* Command error group */
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#define SONY_ILL_CMD_ERR 0x10
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#define SONY_ILL_PARAM_ERR 0x11
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/* Mechanism group */
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#define SONY_NOT_LOAD_ERR 0x20
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#define SONY_NO_DISK_ERR 0x21
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#define SONY_NOT_SPIN_ERR 0x22
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#define SONY_SPIN_ERR 0x23
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#define SONY_SPINDLE_SERVO_ERR 0x25
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#define SONY_FOCUS_SERVO_ERR 0x26
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#define SONY_EJECT_MECH_ERR 0x29
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#define SONY_AUDIO_PLAYING_ERR 0x2a
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#define SONY_EMERGENCY_EJECT_ERR 0x2c
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/* Seek error group */
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#define SONY_FOCUS_ERR 0x30
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#define SONY_FRAME_SYNC_ERR 0x31
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#define SONY_SUBCODE_ADDR_ERR 0x32
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#define SONY_BLOCK_SYNC_ERR 0x33
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#define SONY_HEADER_ADDR_ERR 0x34
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/* Read error group */
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#define SONY_ILL_TRACK_R_ERR 0x40
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#define SONY_MODE_0_R_ERR 0x41
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#define SONY_ILL_MODE_R_ERR 0x42
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#define SONY_ILL_BLOCK_SIZE_R_ERR 0x43
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#define SONY_MODE_R_ERR 0x44
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#define SONY_FORM_R_ERR 0x45
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#define SONY_LEAD_OUT_R_ERR 0x46
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#define SONY_BUFFER_OVERRUN_R_ERR 0x47
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/* Data error group */
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#define SONY_UNREC_CIRC_ERR 0x53
|
||
|
|
#define SONY_UNREC_LECC_ERR 0x57
|
||
|
|
|
||
|
|
/* Subcode error group */
|
||
|
|
#define SONY_NO_TOC_ERR 0x60
|
||
|
|
#define SONY_SUBCODE_DATA_NVAL_ERR 0x61
|
||
|
|
#define SONY_FOCUS_ON_TOC_READ_ERR 0x63
|
||
|
|
#define SONY_FRAME_SYNC_ON_TOC_READ_ERR 0x64
|
||
|
|
#define SONY_TOC_DATA_ERR 0x65
|
||
|
|
|
||
|
|
/* Hardware failure group */
|
||
|
|
#define SONY_HW_FAILURE_ERR 0x70
|
||
|
|
#define SONY_LEAD_IN_A_ERR 0x91
|
||
|
|
#define SONY_LEAD_OUT_A_ERR 0x92
|
||
|
|
#define SONY_DATA_TRACK_A_ERR 0x93
|
||
|
|
|
||
|
|
/*
|
||
|
|
* The following are returned from the Read With Block Error Status command.
|
||
|
|
* They are not errors but information (Errors from the 0x5x group above may
|
||
|
|
* also be returned
|
||
|
|
*/
|
||
|
|
#define SONY_NO_CIRC_ERR_BLK_STAT 0x50
|
||
|
|
#define SONY_NO_LECC_ERR_BLK_STAT 0x54
|
||
|
|
#define SONY_RECOV_LECC_ERR_BLK_STAT 0x55
|
||
|
|
#define SONY_NO_ERR_DETECTION_STAT 0x59
|
||
|
|
|
||
|
|
/*
|
||
|
|
* The following is not an error returned by the drive, but by the code
|
||
|
|
* that talks to the drive. It is returned because of a timeout.
|
||
|
|
*/
|
||
|
|
#define SONY_TIMEOUT_OP_ERR 0x01
|
||
|
|
#define SONY_SIGNAL_OP_ERR 0x02
|
||
|
|
#define SONY_BAD_DATA_ERR 0x03
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* The following are attention code for asynchronous events from the drive.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* Standard attention group */
|
||
|
|
#define SONY_EMER_EJECT_ATTN 0x2c
|
||
|
|
#define SONY_HW_FAILURE_ATTN 0x70
|
||
|
|
#define SONY_MECH_LOADED_ATTN 0x80
|
||
|
|
#define SONY_EJECT_PUSHED_ATTN 0x81
|
||
|
|
|
||
|
|
/* Audio attention group */
|
||
|
|
#define SONY_AUDIO_PLAY_DONE_ATTN 0x90
|
||
|
|
#define SONY_LEAD_IN_ERR_ATTN 0x91
|
||
|
|
#define SONY_LEAD_OUT_ERR_ATTN 0x92
|
||
|
|
#define SONY_DATA_TRACK_ERR_ATTN 0x93
|
||
|
|
#define SONY_AUDIO_PLAYBACK_ERR_ATTN 0x94
|
||
|
|
|
||
|
|
/* Auto spin up group */
|
||
|
|
#define SONY_SPIN_UP_COMPLETE_ATTN 0x24
|
||
|
|
#define SONY_SPINDLE_SERVO_ERR_ATTN 0x25
|
||
|
|
#define SONY_FOCUS_SERVO_ERR_ATTN 0x26
|
||
|
|
#define SONY_TOC_READ_DONE_ATTN 0x62
|
||
|
|
#define SONY_FOCUS_ON_TOC_READ_ERR_ATTN 0x63
|
||
|
|
#define SONY_SYNC_ON_TOC_READ_ERR_ATTN 0x65
|
||
|
|
|
||
|
|
/* Auto eject group */
|
||
|
|
#define SONY_SPIN_DOWN_COMPLETE_ATTN 0x27
|
||
|
|
#define SONY_EJECT_COMPLETE_ATTN 0x28
|
||
|
|
#define SONY_EJECT_MECH_ERR_ATTN 0x29
|