| /* |
| * Definitions for the Mitsumi CDROM interface |
| * Copyright (C) 1995 1996 Heiko Schlittermann <heiko@lotte.sax.de> |
| * VERSION: @VERSION@ |
| * |
| * 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, 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; see the file COPYING. If not, write to |
| * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| * Thanks to |
| * The Linux Community at all and ... |
| * Martin Harris (he wrote the first Mitsumi Driver) |
| * Eberhard Moenkeberg (he gave me much support and the initial kick) |
| * Bernd Huebner, Ruediger Helsch (Unifix-Software Gmbh, they |
| * improved the original driver) |
| * Jon Tombs, Bjorn Ekwall (module support) |
| * Daniel v. Mosnenck (he sent me the Technical and Programming Reference) |
| * Gerd Knorr (he lent me his PhotoCD) |
| * Nils Faerber and Roger E. Wolff (extensively tested the LU portion) |
| * Andreas Kies (testing the mysterious hang up's) |
| * ... somebody forgotten? |
| * Marcin Dalecki |
| * |
| */ |
| |
| /* |
| * The following lines are for user configuration |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| * |
| * {0|1} -- 1 if you want the driver detect your drive, may crash and |
| * needs a long time to seek. The higher the address the longer the |
| * seek. |
| * |
| * WARNING: AUTOPROBE doesn't work. |
| */ |
| #define MCDX_AUTOPROBE 0 |
| |
| /* |
| * Drive specific settings according to the jumpers on the controller |
| * board(s). |
| * o MCDX_NDRIVES : number of used entries of the following table |
| * o MCDX_DRIVEMAP : table of {i/o base, irq} per controller |
| * |
| * NOTE: I didn't get a drive at irq 9(2) working. Not even alone. |
| */ |
| #if MCDX_AUTOPROBE == 0 |
| #define MCDX_NDRIVES 1 |
| #define MCDX_DRIVEMAP { \ |
| {0x300, 11}, \ |
| {0x304, 05}, \ |
| {0x000, 00}, \ |
| {0x000, 00}, \ |
| {0x000, 00}, \ |
| } |
| #else |
| #error Autoprobing is not implemented yet. |
| #endif |
| |
| #ifndef MCDX_QUIET |
| #define MCDX_QUIET 1 |
| #endif |
| |
| #ifndef MCDX_DEBUG |
| #define MCDX_DEBUG 0 |
| #endif |
| |
| /* *** make the following line uncommented, if you're sure, |
| * *** all configuration is done */ |
| /* #define I_WAS_HERE */ |
| |
| /* The name of the device */ |
| #define MCDX "mcdx" |
| |
| /* Flags for DEBUGGING */ |
| #define INIT 0 |
| #define MALLOC 0 |
| #define IOCTL 0 |
| #define PLAYTRK 0 |
| #define SUBCHNL 0 |
| #define TOCHDR 0 |
| #define MS 0 |
| #define PLAYMSF 0 |
| #define READTOC 0 |
| #define OPENCLOSE 0 |
| #define HW 0 |
| #define TALK 0 |
| #define IRQ 0 |
| #define XFER 0 |
| #define REQUEST 0 |
| #define SLEEP 0 |
| |
| /* The following addresses are taken from the Mitsumi Reference |
| * and describe the possible i/o range for the controller. |
| */ |
| #define MCDX_IO_BEGIN ((char*) 0x300) /* first base of i/o addr */ |
| #define MCDX_IO_END ((char*) 0x3fc) /* last base of i/o addr */ |
| |
| /* Per controller 4 bytes i/o are needed. */ |
| #define MCDX_IO_SIZE 4 |
| |
| /* |
| * Bits |
| */ |
| |
| /* The status byte, returned from every command, set if |
| * the description is true */ |
| #define MCDX_RBIT_OPEN 0x80 /* door is open */ |
| #define MCDX_RBIT_DISKSET 0x40 /* disk set (recognised) */ |
| #define MCDX_RBIT_CHANGED 0x20 /* disk was changed */ |
| #define MCDX_RBIT_CHECK 0x10 /* disk rotates, servo is on */ |
| #define MCDX_RBIT_AUDIOTR 0x08 /* current track is audio */ |
| #define MCDX_RBIT_RDERR 0x04 /* read error, refer SENSE KEY */ |
| #define MCDX_RBIT_AUDIOBS 0x02 /* currently playing audio */ |
| #define MCDX_RBIT_CMDERR 0x01 /* command, param or format error */ |
| |
| /* The I/O Register holding the h/w status of the drive, |
| * can be read at i/o base + 1 */ |
| #define MCDX_RBIT_DOOR 0x10 /* door is open */ |
| #define MCDX_RBIT_STEN 0x04 /* if 0, i/o base contains drive status */ |
| #define MCDX_RBIT_DTEN 0x02 /* if 0, i/o base contains data */ |
| |
| /* |
| * The commands. |
| */ |
| |
| #define OPCODE 1 /* offset of opcode */ |
| #define MCDX_CMD_REQUEST_TOC 1, 0x10 |
| #define MCDX_CMD_REQUEST_STATUS 1, 0x40 |
| #define MCDX_CMD_RESET 1, 0x60 |
| #define MCDX_CMD_REQUEST_DRIVE_MODE 1, 0xc2 |
| #define MCDX_CMD_SET_INTERLEAVE 2, 0xc8, 0 |
| #define MCDX_CMD_DATAMODE_SET 2, 0xa0, 0 |
| #define MCDX_DATAMODE1 0x01 |
| #define MCDX_DATAMODE2 0x02 |
| #define MCDX_CMD_LOCK_DOOR 2, 0xfe, 0 |
| |
| #define READ_AHEAD 4 /* 8 Sectors (4K) */ |
| |
| /* Useful macros */ |
| #define e_door(x) ((x) & MCDX_RBIT_OPEN) |
| #define e_check(x) (~(x) & MCDX_RBIT_CHECK) |
| #define e_notset(x) (~(x) & MCDX_RBIT_DISKSET) |
| #define e_changed(x) ((x) & MCDX_RBIT_CHANGED) |
| #define e_audio(x) ((x) & MCDX_RBIT_AUDIOTR) |
| #define e_audiobusy(x) ((x) & MCDX_RBIT_AUDIOBS) |
| #define e_cmderr(x) ((x) & MCDX_RBIT_CMDERR) |
| #define e_readerr(x) ((x) & MCDX_RBIT_RDERR) |
| |
| /** no drive specific */ |
| #define MCDX_CDBLK 2048 /* 2048 cooked data each blk */ |
| |
| #define MCDX_DATA_TIMEOUT (HZ/10) /* 0.1 second */ |
| |
| /* |
| * Access to the msf array |
| */ |
| #define MSF_MIN 0 /* minute */ |
| #define MSF_SEC 1 /* second */ |
| #define MSF_FRM 2 /* frame */ |
| |
| /* |
| * Errors |
| */ |
| #define MCDX_E 1 /* unspec error */ |
| #define MCDX_ST_EOM 0x0100 /* end of media */ |
| #define MCDX_ST_DRV 0x00ff /* mask to query the drive status */ |
| |
| #ifndef I_WAS_HERE |
| #ifndef MODULE |
| #warning You have not edited mcdx.h |
| #warning Perhaps irq and i/o settings are wrong. |
| #endif |
| #endif |
| |
| /* ex:set ts=4 sw=4: */ |