1 /* $Id: aztcd.h,v 1.30 1995/07/04 08:28:17 root Exp $ 2 * Definitions for a AztechCD268 CD-ROM interface 3 * Copyright (C) 1994, 1995 Werner Zimmermann 4 * 5 * based on Mitsumi CDROM driver by Martin Harriss 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * 21 * History: W.Zimmermann adaption to Aztech CD268-01A Version 1.3 22 * October 1994 Email: zimmerma@rz.fht-esslingen.de 23 */ 24 25 /* *** change this to set the I/O port address of your CD-ROM drive*/ 26 #define AZT_BASE_ADDR 0x320 27 28 /* Uncomment this, if your CDROM is connected to a Soundwave32-soundcard 29 and configure AZT_BASE_ADDR and AZT_SW32_BASE_ADDR */ 30 /*#define AZT_SW32 1 31 */ 32 33 #ifdef AZT_SW32 34 #define AZT_SW32_BASE_ADDR 0x220 /*I/O port base adress of your soundcard*/ 35 #endif 36 37 /* Set this to 1, if you want your tray to be locked, set to 0 to prevent tray 38 from locking */ 39 #define AZT_ALLOW_TRAY_LOCK 1 40 41 /*Set this to 1 to allow auto-eject when unmounting a disk, set to 0, if you 42 don't want the auto-eject feature*/ 43 #define AZT_AUTO_EJECT 0 44 45 /*---------------------------------------------------------------------------*/ 46 /*------------nothing to be configured below this line-----------------------*/ 47 48 /* use incompatible ioctls for reading in raw and cooked mode */ 49 #define AZT_PRIVATE_IOCTLS 50 51 /* Increase this if you get lots of timeouts; if you get kernel panic, replace 52 STEN_LOW_WAIT by STEN_LOW in the source code */ 53 #define AZT_STATUS_DELAY 400 /*for timer wait, STEN_LOW_WAIT*/ 54 #define AZT_TIMEOUT 8000000 /*for busy wait STEN_LOW, DTEN_LOW*/ 55 #define AZT_FAST_TIMEOUT 10000 /*for reading the version string*/ 56 57 /* number of times to retry a command before giving up */ 58 #define AZT_RETRY_ATTEMPTS 3 59 60 /* port access macros */ 61 #define CMD_PORT azt_port 62 #define DATA_PORT azt_port 63 #define STATUS_PORT azt_port+1 64 #define MODE_PORT azt_port+2 65 #ifdef AZT_SW32 66 #define AZT_SW32_INIT (unsigned int) (0xFF00 & (AZT_BASE_ADDR*16)) 67 #define AZT_SW32_CONFIG_REG AZT_SW32_BASE_ADDR+0x16 /*Soundwave32 Config. Register*/ 68 #define AZT_SW32_ID_REG AZT_SW32_BASE_ADDR+0x04 /*Soundwave32 ID Version Register*/ 69 #endif 70 71 /* status bits */ 72 #define AST_CMD_CHECK 0x80 /* command error */ 73 #define AST_DSK_CHG 0x20 /* disk removed or changed */ 74 #define AST_NOT_READY 0x02 /* no disk in the drive */ 75 #define AST_DOOR_OPEN 0x40 /* door is open */ 76 #define AST_MODE_BITS 0x1C /* Mode Bits */ 77 #define AST_INITIAL 0x0C /* initial, only valid ... */ 78 #define AST_BUSY 0x04 /* now playing, only valid 79 in combination with mode 80 bits */ 81 /* flag bits */ 82 #define AFL_DATA 0x02 /* data available if low */ 83 #define AFL_STATUS 0x04 /* status available if low */ 84 #define AFL_OP_OK 0x01 /* OP_OK command correct*/ 85 #define AFL_PA_OK 0x02 /* PA_OK parameter correct*/ 86 #define AFL_OP_ERR 0x05 /* error in command*/ 87 #define AFL_PA_ERR 0x06 /* error in parameters*/ 88 #define POLLED 0x04 /* polled mode */ 89 90 /* commands */ 91 #define ACMD_SOFT_RESET 0x10 /* reset drive */ 92 #define ACMD_PLAY_READ 0x20 /* read data track in cooked mode */ 93 #define ACMD_DATA_READ_RAW 0x21 /* reading in raw mode*/ 94 #define ACMD_SEEK_TO_LEADIN 0x31 /* seek to leadin track*/ 95 #define ACMD_GET_ERROR 0x40 /* get error code */ 96 #define ACMD_GET_STATUS 0x41 /* get status */ 97 #define ACMD_GET_Q_CHANNEL 0x50 /* read info from q channel */ 98 #define ACMD_EJECT 0x60 /* eject/open tray */ 99 #define ACMD_CLOSE 0x61 /* close tray */ 100 #define ACMD_LOCK 0x71 /* lock tray closed */ 101 #define ACMD_UNLOCK 0x72 /* unlock tray */ 102 #define ACMD_PAUSE 0x80 /* pause */ 103 #define ACMD_STOP 0x81 /* stop play */ 104 #define ACMD_PLAY_AUDIO 0x90 /* play audio track */ 105 #define ACMD_SET_VOLUME 0x93 /* set audio level */ 106 #define ACMD_GET_VERSION 0xA0 /* get firmware version */ 107 #define ACMD_SET_MODE 0xA1 /* set drive mode */ 108 109 #define MAX_TRACKS 104 110 111 struct msf { 112 unsigned char min; 113 unsigned char sec; 114 unsigned char frame; 115 }; 116 117 struct azt_Play_msf { 118 struct msf start; 119 struct msf end; 120 }; 121 122 struct azt_DiskInfo { 123 unsigned char first; 124 unsigned char last; 125 struct msf diskLength; 126 struct msf firstTrack; 127 }; 128 129 struct azt_Toc { 130 unsigned char ctrl_addr; 131 unsigned char track; 132 unsigned char pointIndex; 133 struct msf trackTime; 134 struct msf diskTime; 135 };