aztcd.h
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- /* $Id: aztcd.h,v 2.60 1997/11/29 09:51:22 root Exp root $
- *
- * Definitions for a AztechCD268 CD-ROM interface
- * Copyright (C) 1994-98 Werner Zimmermann
- *
- * based on Mitsumi CDROM driver by Martin Harriss
- *
- * 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.
- *
- * History: W.Zimmermann adaption to Aztech CD268-01A Version 1.3
- * October 1994 Email: Werner.Zimmermann@fht-esslingen.de
- */
- /* *** change this to set the I/O port address of your CD-ROM drive,
- set to '-1', if you want autoprobing */
- #define AZT_BASE_ADDR -1
- /* list of autoprobing addresses (not more than 15), last value must be 0x000
- Note: Autoprobing is only enabled, if AZT_BASE_ADDR is set to '-1' ! */
- #define AZT_BASE_AUTO { 0x320, 0x300, 0x310, 0x330, 0x000 }
- /* Uncomment this, if your CDROM is connected to a Soundwave32-soundcard
- and configure AZT_BASE_ADDR and AZT_SW32_BASE_ADDR */
- /*#define AZT_SW32 1
- */
- #ifdef AZT_SW32
- #define AZT_SW32_BASE_ADDR 0x220 /*I/O port base address of your soundcard*/
- #endif
- /* Set this to 1, if you want your tray to be locked, set to 0 to prevent tray
- from locking */
- #define AZT_ALLOW_TRAY_LOCK 1
- /*Set this to 1 to allow auto-eject when unmounting a disk, set to 0, if you
- don't want the auto-eject feature*/
- #define AZT_AUTO_EJECT 0
- /*Set this to 1, if you want to use incompatible ioctls for reading in raw and
- cooked mode */
- #define AZT_PRIVATE_IOCTLS 1
- /*Set this to 1, if you want multisession support by the ISO fs. Even if you set
- this value to '0' you can use multisession CDs. In that case the drive's firm-
- ware will do the appropriate redirection automatically. The CD will then look
- like a single session CD (but nevertheless all data may be read). Please read
- chapter '5.1 Multisession support' in README.aztcd for details. Normally it's
- uncritical to leave this setting untouched */
- #define AZT_MULTISESSION 1
- /*Uncomment this, if you are using a linux kernel version prior to 2.1.0 */
- /*#define AZT_KERNEL_PRIOR_2_1 */
- /*---------------------------------------------------------------------------*/
- /*-----nothing to be configured for normal applications below this line------*/
- /* Increase this if you get lots of timeouts; if you get kernel panic, replace
- STEN_LOW_WAIT by STEN_LOW in the source code */
- #define AZT_STATUS_DELAY 400 /*for timer wait, STEN_LOW_WAIT*/
- #define AZT_TIMEOUT 8000000 /*for busy wait STEN_LOW, DTEN_LOW*/
- #define AZT_FAST_TIMEOUT 10000 /*for reading the version string*/
- /* number of times to retry a command before giving up */
- #define AZT_RETRY_ATTEMPTS 3
- /* port access macros */
- #define CMD_PORT azt_port
- #define DATA_PORT azt_port
- #define STATUS_PORT azt_port+1
- #define MODE_PORT azt_port+2
- #ifdef AZT_SW32
- #define AZT_SW32_INIT (unsigned int) (0xFF00 & (AZT_BASE_ADDR*16))
- #define AZT_SW32_CONFIG_REG AZT_SW32_BASE_ADDR+0x16 /*Soundwave32 Config. Register*/
- #define AZT_SW32_ID_REG AZT_SW32_BASE_ADDR+0x04 /*Soundwave32 ID Version Register*/
- #endif
- /* status bits */
- #define AST_CMD_CHECK 0x80 /* 1 = command error */
- #define AST_DOOR_OPEN 0x40 /* 1 = door is open */
- #define AST_NOT_READY 0x20 /* 1 = no disk in the drive */
- #define AST_DSK_CHG 0x02 /* 1 = disk removed or changed */
- #define AST_MODE 0x01 /* 0=MODE1, 1=MODE2 */
- #define AST_MODE_BITS 0x1C /* Mode Bits */
- #define AST_INITIAL 0x0C /* initial, only valid ... */
- #define AST_BUSY 0x04 /* now playing, only valid
- in combination with mode
- bits */
- /* flag bits */
- #define AFL_DATA 0x02 /* data available if low */
- #define AFL_STATUS 0x04 /* status available if low */
- #define AFL_OP_OK 0x01 /* OP_OK command correct*/
- #define AFL_PA_OK 0x02 /* PA_OK parameter correct*/
- #define AFL_OP_ERR 0x05 /* error in command*/
- #define AFL_PA_ERR 0x06 /* error in parameters*/
- #define POLLED 0x04 /* polled mode */
- /* commands */
- #define ACMD_SOFT_RESET 0x10 /* reset drive */
- #define ACMD_PLAY_READ 0x20 /* read data track in cooked mode */
- #define ACMD_PLAY_READ_RAW 0x21 /* reading in raw mode*/
- #define ACMD_SEEK 0x30 /* seek msf address*/
- #define ACMD_SEEK_TO_LEADIN 0x31 /* seek to leadin track*/
- #define ACMD_GET_ERROR 0x40 /* get error code */
- #define ACMD_GET_STATUS 0x41 /* get status */
- #define ACMD_GET_Q_CHANNEL 0x50 /* read info from q channel */
- #define ACMD_EJECT 0x60 /* eject/open tray */
- #define ACMD_CLOSE 0x61 /* close tray */
- #define ACMD_LOCK 0x71 /* lock tray closed */
- #define ACMD_UNLOCK 0x72 /* unlock tray */
- #define ACMD_PAUSE 0x80 /* pause */
- #define ACMD_STOP 0x81 /* stop play */
- #define ACMD_PLAY_AUDIO 0x90 /* play audio track */
- #define ACMD_SET_VOLUME 0x93 /* set audio level */
- #define ACMD_GET_VERSION 0xA0 /* get firmware version */
- #define ACMD_SET_DISK_TYPE 0xA1 /* set disk data mode */
- #define MAX_TRACKS 104
- struct msf {
- unsigned char min;
- unsigned char sec;
- unsigned char frame;
- };
- struct azt_Play_msf {
- struct msf start;
- struct msf end;
- };
- struct azt_DiskInfo {
- unsigned char first;
- unsigned char next;
- unsigned char last;
- struct msf diskLength;
- struct msf firstTrack;
- unsigned char multi;
- struct msf nextSession;
- struct msf lastSession;
- unsigned char xa;
- unsigned char audio;
- };
- struct azt_Toc {
- unsigned char ctrl_addr;
- unsigned char track;
- unsigned char pointIndex;
- struct msf trackTime;
- struct msf diskTime;
- };