ftape-io.h
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- #ifndef _FTAPE_IO_H
- #define _FTAPE_IO_H
- /*
- * Copyright (C) 1993-1996 Bas Laarhoven,
- * (C) 1997 Claus-Justus Heine.
- 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.
- *
- * $Source: /homes/cvs/ftape-stacked/ftape/lowlevel/ftape-io.h,v $
- * $Revision: 1.2 $
- * $Date: 1997/10/05 19:18:18 $
- *
- * This file contains definitions for the glue part of the
- * QIC-40/80/3010/3020 floppy-tape driver "ftape" for Linux.
- */
- #include <linux/qic117.h>
- #include <linux/ftape-vendors.h>
- typedef struct {
- unsigned int seek;
- unsigned int reset;
- unsigned int rewind;
- unsigned int head_seek;
- unsigned int stop;
- unsigned int pause;
- } ft_timeout_table;
- typedef enum {
- prehistoric, pre_qic117c, post_qic117b, post_qic117d
- } qic_model;
- /*
- * ftape-io.c defined global vars.
- */
- extern ft_timeout_table ftape_timeout;
- extern unsigned int ftape_tape_len;
- extern volatile qic117_cmd_t ftape_current_command;
- extern const struct qic117_command_table qic117_cmds[];
- extern int ftape_might_be_off_track;
- /*
- * ftape-io.c defined global functions.
- */
- extern void ftape_udelay(unsigned int usecs);
- extern void ftape_udelay_calibrate(void);
- extern void ftape_sleep(unsigned int time);
- extern void ftape_report_vendor_id(unsigned int *id);
- extern int ftape_command(qic117_cmd_t command);
- extern int ftape_command_wait(qic117_cmd_t command,
- unsigned int timeout,
- int *status);
- extern int ftape_parameter(unsigned int parameter);
- extern int ftape_parameter_wait(unsigned int parameter,
- unsigned int timeout,
- int *status);
- extern int ftape_report_operation(int *status,
- qic117_cmd_t command,
- int result_length);
- extern int ftape_report_configuration(qic_model *model,
- unsigned int *rate,
- int *qic_std,
- int *tape_len);
- extern int ftape_report_drive_status(int *status);
- extern int ftape_report_raw_drive_status(int *status);
- extern int ftape_report_status(int *status);
- extern int ftape_ready_wait(unsigned int timeout, int *status);
- extern int ftape_seek_head_to_track(unsigned int track);
- extern int ftape_in_error_state(int status);
- extern int ftape_set_data_rate(unsigned int new_rate, unsigned int qic_std);
- extern int ftape_report_error(unsigned int *error,
- qic117_cmd_t *command,
- int report);
- extern int ftape_reset_drive(void);
- extern int ftape_put_drive_to_sleep(wake_up_types method);
- extern int ftape_wakeup_drive(wake_up_types method);
- extern int ftape_increase_threshold(void);
- extern int ftape_half_data_rate(void);
- #endif