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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [cdrom/] [cdu31a.h] - Rev 1765
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/* * Definitions for a Sony interface CDROM drive. * * Corey Minyard (minyard@wf-rch.cirr.com) * * Copyright (C) 1993 Corey Minyard * * 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., 675 Mass Ave, Cambridge, MA 02139, USA. * */ /* * General defines. */ #define SONY_XA_DISK_TYPE 0x20 /* * Offsets (from the base address) and bits for the various write registers * of the drive. */ #define SONY_CMD_REG_OFFSET 0 #define SONY_PARAM_REG_OFFSET 1 #define SONY_WRITE_REG_OFFSET 2 #define SONY_CONTROL_REG_OFFSET 3 # define SONY_ATTN_CLR_BIT 0x01 # define SONY_RES_RDY_CLR_BIT 0x02 # define SONY_DATA_RDY_CLR_BIT 0x04 # define SONY_ATTN_INT_EN_BIT 0x08 # define SONY_RES_RDY_INT_EN_BIT 0x10 # define SONY_DATA_RDY_INT_EN_BIT 0x20 # define SONY_PARAM_CLR_BIT 0x40 # define SONY_DRIVE_RESET_BIT 0x80 /* * Offsets (from the base address) and bits for the various read registers * of the drive. */ #define SONY_STATUS_REG_OFFSET 0 # define SONY_ATTN_BIT 0x01 # define SONY_RES_RDY_BIT 0x02 # define SONY_DATA_RDY_BIT 0x04 # define SONY_ATTN_INT_ST_BIT 0x08 # define SONY_RES_RDY_INT_ST_BIT 0x10 # define SONY_DATA_RDY_INT_ST_BIT 0x20 # define SONY_DATA_REQUEST_BIT 0x40 # define SONY_BUSY_BIT 0x80 #define SONY_RESULT_REG_OFFSET 1 #define SONY_READ_REG_OFFSET 2 #define SONY_FIFOST_REG_OFFSET 3 # define SONY_PARAM_WRITE_RDY_BIT 0x01 # define SONY_PARAM_REG_EMPTY_BIT 0x02 # define SONY_RES_REG_NOT_EMP_BIT 0x04 # define SONY_RES_REG_FULL_BIT 0x08 #define LOG_START_OFFSET 150 /* Offset of first logical sector */ #define SONY_DETECT_TIMEOUT (8*HZ/10) /* Maximum amount of time that drive detection code will wait for response from drive (in 1/100th's of seconds). */ #define SONY_JIFFIES_TIMEOUT 1000 /* Maximum number of times the drive will wait/try for an operation */ #define SONY_RESET_TIMEOUT 100 /* Maximum number of times the drive will wait/try a reset operation */ #define SONY_READY_RETRIES 20000 /* How many times to retry a spin waiting for a register to come ready */ #define MAX_CDU31A_RETRIES 3 /* How many times to retry an operation */ /* Commands to request or set drive control parameters and disc information */ #define SONY_REQ_DRIVE_CONFIG_CMD 0x00 /* Returns s_sony_drive_config */ #define SONY_REQ_DRIVE_MODE_CMD 0x01 #define SONY_REQ_DRIVE_PARAM_CMD 0x02 #define SONY_REQ_MECH_STATUS_CMD 0x03 #define SONY_REQ_AUDIO_STATUS_CMD 0x04 #define SONY_SET_DRIVE_PARAM_CMD 0x10 #define SONY_REQ_TOC_DATA_CMD 0x20 /* Returns s_sony_toc */ #define SONY_REQ_SUBCODE_ADDRESS_CMD 0x21 /* Returns s_sony_subcode */ #define SONY_REQ_UPC_EAN_CMD 0x22 #define SONY_REQ_ISRC_CMD 0x23 #define SONY_REQ_TOC_DATA_SPEC_CMD 0x24 /* Returns s_sony_session_toc */ /* Commands to request information from the drive */ #define SONY_READ_TOC_CMD 0x30 /* let the drive firmware grab the TOC */ #define SONY_SEEK_CMD 0x31 #define SONY_READ_CMD 0x32 #define SONY_READ_BLKERR_STAT_CMD 0x34 #define SONY_ABORT_CMD 0x35 #define SONY_READ_TOC_SPEC_CMD 0x36 /* Commands to control audio */ #define SONY_AUDIO_PLAYBACK_CMD 0x40 #define SONY_AUDIO_STOP_CMD 0x41 #define SONY_AUDIO_SCAN_CMD 0x42 /* Miscellaneous control commands */ #define SONY_EJECT_CMD 0x50 #define SONY_SPIN_UP_CMD 0x51 #define SONY_SPIN_DOWN_CMD 0x52 /* Diagnostic commands */ #define SONY_WRITE_BUFFER_CMD 0x60 #define SONY_READ_BUFFER_CMD 0x61 #define SONY_DIAGNOSTICS_CMD 0x62 /* * The following are command parameters for the set drive parameter command */ #define SONY_SD_DECODE_PARAM 0x00 #define SONY_SD_INTERFACE_PARAM 0x01 #define SONY_SD_BUFFERING_PARAM 0x02 #define SONY_SD_AUDIO_PARAM 0x03 #define SONY_SD_AUDIO_VOLUME 0x04 #define SONY_SD_MECH_CONTROL 0x05 #define SONY_SD_AUTO_SPIN_DOWN_TIME 0x06 /* * The following are parameter bits for the mechanical control command */ #define SONY_AUTO_SPIN_UP_BIT 0x01 #define SONY_AUTO_EJECT_BIT 0x02 #define SONY_DOUBLE_SPEED_BIT 0x04 /* * The following extract information from the drive configuration about * the drive itself. */ #define SONY_HWC_GET_LOAD_MECH(c) (c.hw_config[0] & 0x03) #define SONY_HWC_EJECT(c) (c.hw_config[0] & 0x04) #define SONY_HWC_LED_SUPPORT(c) (c.hw_config[0] & 0x08) #define SONY_HWC_DOUBLE_SPEED(c) (c.hw_config[0] & 0x10) #define SONY_HWC_GET_BUF_MEM_SIZE(c) ((c.hw_config[0] & 0xc0) >> 6) #define SONY_HWC_AUDIO_PLAYBACK(c) (c.hw_config[1] & 0x01) #define SONY_HWC_ELECTRIC_VOLUME(c) (c.hw_config[1] & 0x02) #define SONY_HWC_ELECTRIC_VOLUME_CTL(c) (c.hw_config[1] & 0x04) #define SONY_HWC_CADDY_LOAD_MECH 0x00 #define SONY_HWC_TRAY_LOAD_MECH 0x01 #define SONY_HWC_POPUP_LOAD_MECH 0x02 #define SONY_HWC_UNKWN_LOAD_MECH 0x03 #define SONY_HWC_8KB_BUFFER 0x00 #define SONY_HWC_32KB_BUFFER 0x01 #define SONY_HWC_64KB_BUFFER 0x02 #define SONY_HWC_UNKWN_BUFFER 0x03 /* * This is the complete status returned from the drive configuration request * command. */ struct s_sony_drive_config { unsigned char exec_status[2]; char vendor_id[8]; char product_id[16]; char product_rev_level[8]; unsigned char hw_config[2]; }; /* The following is returned from the request subcode address command */ struct s_sony_subcode { unsigned char exec_status[2]; unsigned char address :4; unsigned char control :4; unsigned char track_num; unsigned char index_num; unsigned char rel_msf[3]; unsigned char reserved1; unsigned char abs_msf[3]; }; #define MAX_TRACKS 100 /* The maximum tracks a disk may have. */ /* * The following is returned from the request TOC (Table Of Contents) command. * (last_track_num-first_track_num+1) values are valid in tracks. */ struct s_sony_toc { unsigned char exec_status[2]; unsigned char address0 :4; unsigned char control0 :4; unsigned char point0; unsigned char first_track_num; unsigned char disk_type; unsigned char dummy0; unsigned char address1 :4; unsigned char control1 :4; unsigned char point1; unsigned char last_track_num; unsigned char dummy1; unsigned char dummy2; unsigned char address2 :4; unsigned char control2 :4; unsigned char point2; unsigned char lead_out_start_msf[3]; struct { unsigned char address :4; unsigned char control :4; unsigned char track; unsigned char track_start_msf[3]; } tracks[MAX_TRACKS]; unsigned int lead_out_start_lba; }; struct s_sony_session_toc { unsigned char exec_status[2]; unsigned char session_number; unsigned char address0 :4; unsigned char control0 :4; unsigned char point0; unsigned char first_track_num; unsigned char disk_type; unsigned char dummy0; unsigned char address1 :4; unsigned char control1 :4; unsigned char point1; unsigned char last_track_num; unsigned char dummy1; unsigned char dummy2; unsigned char address2 :4; unsigned char control2 :4; unsigned char point2; unsigned char lead_out_start_msf[3]; unsigned char addressb0 :4; unsigned char controlb0 :4; unsigned char pointb0; unsigned char next_poss_prog_area_msf[3]; unsigned char num_mode_5_pointers; unsigned char max_start_outer_leadout_msf[3]; unsigned char addressb1 :4; unsigned char controlb1 :4; unsigned char pointb1; unsigned char dummyb0_1[4]; unsigned char num_skip_interval_pointers; unsigned char num_skip_track_assignments; unsigned char dummyb0_2; unsigned char addressb2 :4; unsigned char controlb2 :4; unsigned char pointb2; unsigned char tracksb2[7]; unsigned char addressb3 :4; unsigned char controlb3 :4; unsigned char pointb3; unsigned char tracksb3[7]; unsigned char addressb4 :4; unsigned char controlb4 :4; unsigned char pointb4; unsigned char tracksb4[7]; unsigned char addressc0 :4; unsigned char controlc0 :4; unsigned char pointc0; unsigned char dummyc0[7]; struct { unsigned char address :4; unsigned char control :4; unsigned char track; unsigned char track_start_msf[3]; } tracks[MAX_TRACKS]; unsigned int start_track_lba; unsigned int lead_out_start_lba; unsigned int mint; unsigned int maxt; }; struct s_all_sessions_toc { unsigned char sessions; unsigned int track_entries; unsigned char first_track_num; unsigned char last_track_num; unsigned char disk_type; unsigned char lead_out_start_msf[3]; struct { unsigned char address :4; unsigned char control :4; unsigned char track; unsigned char track_start_msf[3]; } tracks[MAX_TRACKS]; unsigned int start_track_lba; unsigned int lead_out_start_lba; }; /* * The following are errors returned from the drive. */ /* Command error group */ #define SONY_ILL_CMD_ERR 0x10 #define SONY_ILL_PARAM_ERR 0x11 /* Mechanism group */ #define SONY_NOT_LOAD_ERR 0x20 #define SONY_NO_DISK_ERR 0x21 #define SONY_NOT_SPIN_ERR 0x22 #define SONY_SPIN_ERR 0x23 #define SONY_SPINDLE_SERVO_ERR 0x25 #define SONY_FOCUS_SERVO_ERR 0x26 #define SONY_EJECT_MECH_ERR 0x29 #define SONY_AUDIO_PLAYING_ERR 0x2a #define SONY_EMERGENCY_EJECT_ERR 0x2c /* Seek error group */ #define SONY_FOCUS_ERR 0x30 #define SONY_FRAME_SYNC_ERR 0x31 #define SONY_SUBCODE_ADDR_ERR 0x32 #define SONY_BLOCK_SYNC_ERR 0x33 #define SONY_HEADER_ADDR_ERR 0x34 /* Read error group */ #define SONY_ILL_TRACK_R_ERR 0x40 #define SONY_MODE_0_R_ERR 0x41 #define SONY_ILL_MODE_R_ERR 0x42 #define SONY_ILL_BLOCK_SIZE_R_ERR 0x43 #define SONY_MODE_R_ERR 0x44 #define SONY_FORM_R_ERR 0x45 #define SONY_LEAD_OUT_R_ERR 0x46 #define SONY_BUFFER_OVERRUN_R_ERR 0x47 /* Data error group */ #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