/* * Definitions for a Sanyo CD-ROM interface. * *   Copyright (C) 1995  Vadim V. Model *                                       model@cecmow.enet.dec.com *                                       vadim@rbrf.msk.su *                                       vadim@ipsun.ras.ru *                       Eric van der Maarel *                                       H.T.M.v.d.Maarel@marin.nl * *  This information is based on mcd.c from M. Harriss and sjcd102.lst from *  E. Moenkeberg. * *  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. */#ifndef __SJCD_H__#define __SJCD_H__/* * Change this to set the I/O port address as default. More flexibility * come with setup implementation. */#define SJCD_BASE_ADDR      0x340/* * Change this to set the irq as default. Really SANYO do not use interrupts * at all. */#define SJCD_INTR_NR        0/* * Change this to set the dma as default value. really SANYO does not use * direct memory access at all. */#define SJCD_DMA_NR         0/* * Macros which allow us to find out the status of the drive. */#define SJCD_STATUS_AVAILABLE( x ) (((x)&0x02)==0)#define SJCD_DATA_AVAILABLE( x )   (((x)&0x01)==0)/* * Port access macro. Three ports are available: S-data port (command port), * status port (read only) and D-data port (read only). */#define SJCDPORT( x )       ( sjcd_base + ( x ) )#define SJCD_STATUS_PORT    SJCDPORT( 1 )#define SJCD_S_DATA_PORT    SJCDPORT( 0 )#define SJCD_COMMAND_PORT   SJCDPORT( 0 )#define SJCD_D_DATA_PORT    SJCDPORT( 2 )/* * Drive info bits. Drive info available as first (mandatory) byte of * command completion status. */#define SST_NOT_READY       0x10        /* no disk in the drive (???) */#define SST_MEDIA_CHANGED   0x20        /* disk is changed */#define SST_DOOR_OPENED     0x40        /* door is open *//* commands */#define SCMD_EJECT_TRAY     0xD0        /* eject tray if not locked */#define SCMD_LOCK_TRAY      0xD2        /* lock tray when in */#define SCMD_UNLOCK_TRAY    0xD4        /* unlock tray when in */#define SCMD_CLOSE_TRAY     0xD6        /* load tray in */#define SCMD_RESET          0xFA        /* soft reset */#define SCMD_GET_STATUS     0x80#define SCMD_GET_VERSION    0xCC#define SCMD_DATA_READ      0xA0        /* are the same, depend on mode&args */#define SCMD_SEEK           0xA0#define SCMD_PLAY           0xA0#define SCMD_GET_QINFO      0xA8#define SCMD_SET_MODE       0xC4#define SCMD_MODE_PLAY      0xE0#define SCMD_MODE_COOKED    (0xF8 & ~0x20)#define SCMD_MODE_RAW       0xF9#define SCMD_MODE_x20_BIT   0x20        /* What is it for ? */#define SCMD_SET_VOLUME     0xAE#define SCMD_PAUSE          0xE0#define SCMD_STOP           0xE0#define SCMD_GET_DISK_INFO  0xAA/* * Some standard arguments for SCMD_GET_DISK_INFO. */#define SCMD_GET_1_TRACK    0xA0    /* get the first track information */#define SCMD_GET_L_TRACK    0xA1    /* get the last track information */#define SCMD_GET_D_SIZE     0xA2    /* get the whole disk information *//* * Borrowed from hd.c. Allows to optimize multiple port read commands. */#define S_READ_DATA( port, buf, nr )      insb( port, buf, nr )/* * We assume that there are no audio disks with TOC length more than this * number (I personally have never seen disks with more than 20 fragments). */#define SJCD_MAX_TRACKS		100struct msf {  unsigned char   min;  unsigned char   sec;  unsigned char   frame;};struct sjcd_hw_disk_info {  unsigned char track_control;  unsigned char track_no;  unsigned char x, y, z;  union {    unsigned char track_no;    struct msf track_msf;  } un;};struct sjcd_hw_qinfo {  unsigned char track_control;  unsigned char track_no;  unsigned char x;  struct msf rel;  struct msf abs;};struct sjcd_play_msf {  struct msf  start;  struct msf  end;};struct sjcd_disk_info {  unsigned char   first;  unsigned char   last;  struct msf      disk_length;  struct msf      first_track;};struct sjcd_toc {  unsigned char   ctrl_addr;  unsigned char   track;  unsigned char   point_index;  struct msf      track_time;  struct msf      disk_time;};#if defined( SJCD_GATHER_STAT )struct sjcd_stat {  int ticks;  int tticks[ 8 ];  int idle_ticks;  int start_ticks;  int mode_ticks;  int read_ticks;  int data_ticks;  int stop_ticks;  int stopping_ticks;};#endif#endif