1 /* 2 * Definitions for a Mitsumi CD-ROM interface 3 * 4 * Copyright (C) 1992 Martin Harriss 5 * 6 * martin@bdsi.com 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 21 * 22 */ 23 24 /* Increase this if you get lots of timeouts */ 25 #define MCD_STATUS_DELAY 1000 26 27 /* number of times to retry a command before giving up */ 28 #define MCD_RETRY_ATTEMPTS 10 29 30 /* port access macro */ 31 #define MCDPORT(x) (mcd_port + (x)) 32 33 /* How many sectors to read at 1x when an error at 2x speed occurs. */ 34 /* You can change this to anything from 2 to 32767, but 30 seems to */ 35 /* work best for me. I have found that when the drive has problems */ 36 /* reading one sector, it will have troubles reading the next few. */ 37 #define SINGLE_HOLD_SECTORS 30 38 39 #define MCMD_2X_READ 0xC1 /* Double Speed Read DON'T TOUCH! */ 40 41 /* status bits */ 42 43 #define MST_CMD_CHECK 0x01 /* command error */ 44 #define MST_BUSY 0x02 /* now playing */ 45 #define MST_READ_ERR 0x04 /* read error */ 46 #define MST_DSK_TYPE 0x08 47 #define MST_SERVO_CHECK 0x10 48 #define MST_DSK_CHG 0x20 /* disk removed or changed */ 49 #define MST_READY 0x40 /* disk in the drive */ 50 #define MST_DOOR_OPEN 0x80 /* door is open */ 51 52 /* flag bits */ 53 54 #define MFL_DATA 0x02 /* data available */ 55 #define MFL_STATUS 0x04 /* status available */ 56 57 /* commands */ 58 59 #define MCMD_GET_DISK_INFO 0x10 /* read info from disk */ 60 #define MCMD_GET_Q_CHANNEL 0x20 /* read info from q channel */ 61 #define MCMD_GET_STATUS 0x40 62 #define MCMD_SET_MODE 0x50 63 #define MCMD_SOFT_RESET 0x60 64 #define MCMD_STOP 0x70 /* stop play */ 65 #define MCMD_CONFIG_DRIVE 0x90 66 #define MCMD_SET_VOLUME 0xAE /* set audio level */ 67 #define MCMD_PLAY_READ 0xC0 /* play or read data */ 68 #define MCMD_GET_VERSION 0xDC 69 #define MCMD_EJECT 0xF6 /* eject (FX drive) */ 70 71 /* borrowed from hd.c */ 72 73 #define MAX_TRACKS 104 74 75 struct msf { 76 unsigned char min; 77 unsigned char sec; 78 unsigned char frame; 79 }; 80 81 struct mcd_Play_msf { 82 struct msf start; 83 struct msf end; 84 }; 85 86 struct mcd_DiskInfo { 87 unsigned char first; 88 unsigned char last; 89 struct msf diskLength; 90 struct msf firstTrack; 91 }; 92 93 struct mcd_Toc { 94 unsigned char ctrl_addr; 95 unsigned char track; 96 unsigned char pointIndex; 97 struct msf trackTime; 98 struct msf diskTime; 99 }; 100 101 #define test1(x) 102 #define test2(x) 103 #define test3(x) 104 #define test4(x) 105 #define test5(x) 106 107