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Diffstat (limited to 'drivers/cdrom/aztcd.h')
| -rw-r--r-- | drivers/cdrom/aztcd.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/drivers/cdrom/aztcd.h b/drivers/cdrom/aztcd.h new file mode 100644 index 0000000..057501e --- /dev/null +++ b/drivers/cdrom/aztcd.h @@ -0,0 +1,162 @@ +/* $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; +}; |
