drivers/char/ftape/ftape-ctl.h

/* */
   1 #ifndef _FTAPE_CTL_H
   2 #define _FTAPE_CTL_H
   3 
   4 /*
   5  * Copyright (C) 1993-1995 Bas Laarhoven.
   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, or (at your option)
  10  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; see the file COPYING.  If not, write to
  19  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20 
  21  *
  22  $Source: /home/bas/distr/ftape-2.03b/RCS/ftape-ctl.h,v $
  23  $Author: bas $
  24  *
  25  $Revision: 1.4 $
  26  $Date: 1995/05/03 18:04:03 $
  27  $State: Beta $
  28  *
  29  *      This file contains the non-standard IOCTL related definitions
  30  *      for the QIC-40/80 floppy-tape driver for Linux.
  31  */
  32 
  33 #include <linux/ioctl.h>
  34 #include <linux/mtio.h>
  35 
  36 #include "vendors.h"
  37 
  38 
  39 typedef struct {
  40         int used;               /* any reading or writing done */
  41         /* isr statistics */
  42         unsigned int id_am_errors;      /* id address mark not found */
  43         unsigned int id_crc_errors;     /* crc error in id address mark */
  44         unsigned int data_am_errors;    /* data address mark not found */
  45         unsigned int data_crc_errors;   /* crc error in data field */
  46         unsigned int overrun_errors;    /* fdc access timing problem */
  47         unsigned int no_data_errors;    /* sector not found */
  48         unsigned int retries;   /* number of tape retries */
  49         /* ecc statistics */
  50         unsigned int crc_errors;        /* crc error in data */
  51         unsigned int crc_failures;      /* bad data without crc error */
  52         unsigned int ecc_failures;      /* failed to correct */
  53         unsigned int corrected; /* total sectors corrected */
  54         /* general statistics */
  55         unsigned int rewinds;   /* number of tape rewinds */
  56         unsigned int defects;   /* bad sectors due to media defects */
  57 } history_record;
  58 
  59 /*
  60  *      ftape-ctl.c defined global vars.
  61  */
  62 extern int ftape_failure;
  63 extern int write_protected;
  64 extern ftape_offline;
  65 extern int formatted;
  66 extern int no_tape;
  67 extern history_record history;
  68 extern int ftape_data_rate;
  69 extern int going_offline;
  70 extern vendor_struct drive_type;
  71 extern int segments_per_track;
  72 extern int segments_per_head;
  73 extern int segments_per_cylinder;
  74 extern int tracks_per_tape;
  75 extern int ftape_seg_pos;
  76 extern int first_data_segment;
  77 extern int ftape_state;
  78 extern int read_only;
  79 
  80 /*
  81  *      ftape-ctl.c defined global functions.
  82  */
  83 extern int _ftape_open(void);
  84 extern int _ftape_close(void);
  85 extern int _ftape_ioctl(unsigned int command, void *arg);
  86 extern int ftape_seek_to_bot(void);
  87 extern int ftape_seek_to_eot(void);
  88 extern int ftape_new_cartridge(void);
  89 extern int ftape_abort_operation(void);
  90 extern void ftape_reset_position(void);
  91 extern void ftape_calc_timeouts(void);
  92 extern void ftape_init_driver(void);
  93 
  94 #endif
/* */
root/drivers/char/ftape/ftape-ctl.h

INCLUDED FROM
