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phoenix |
#ifndef _FTAPE_IO_H
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#define _FTAPE_IO_H
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/*
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* Copyright (C) 1993-1996 Bas Laarhoven,
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* (C) 1997 Claus-Justus Heine.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Source: /home/marcus/revision_ctrl_test/oc_cvs/cvs/or1k/linux/linux-2.4/drivers/char/ftape/lowlevel/ftape-io.h,v $
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* $Revision: 1.1.1.1 $
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* $Date: 2004-04-15 02:02:40 $
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*
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* This file contains definitions for the glue part of the
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* QIC-40/80/3010/3020 floppy-tape driver "ftape" for Linux.
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*/
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#include <linux/qic117.h>
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#include <linux/ftape-vendors.h>
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typedef struct {
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unsigned int seek;
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unsigned int reset;
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unsigned int rewind;
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unsigned int head_seek;
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unsigned int stop;
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unsigned int pause;
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} ft_timeout_table;
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typedef enum {
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prehistoric, pre_qic117c, post_qic117b, post_qic117d
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} qic_model;
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/*
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* ftape-io.c defined global vars.
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*/
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extern ft_timeout_table ftape_timeout;
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extern unsigned int ftape_tape_len;
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extern volatile qic117_cmd_t ftape_current_command;
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extern const struct qic117_command_table qic117_cmds[];
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extern int ftape_might_be_off_track;
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/*
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* ftape-io.c defined global functions.
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*/
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extern void ftape_udelay(unsigned int usecs);
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extern void ftape_udelay_calibrate(void);
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extern void ftape_sleep(unsigned int time);
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extern void ftape_report_vendor_id(unsigned int *id);
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extern int ftape_command(qic117_cmd_t command);
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extern int ftape_command_wait(qic117_cmd_t command,
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unsigned int timeout,
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int *status);
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extern int ftape_parameter(unsigned int parameter);
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extern int ftape_parameter_wait(unsigned int parameter,
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unsigned int timeout,
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int *status);
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extern int ftape_report_operation(int *status,
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qic117_cmd_t command,
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int result_length);
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extern int ftape_report_configuration(qic_model *model,
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unsigned int *rate,
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int *qic_std,
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int *tape_len);
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extern int ftape_report_drive_status(int *status);
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extern int ftape_report_raw_drive_status(int *status);
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extern int ftape_report_status(int *status);
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extern int ftape_ready_wait(unsigned int timeout, int *status);
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extern int ftape_seek_head_to_track(unsigned int track);
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extern int ftape_in_error_state(int status);
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extern int ftape_set_data_rate(unsigned int new_rate, unsigned int qic_std);
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extern int ftape_report_error(unsigned int *error,
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qic117_cmd_t *command,
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int report);
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extern int ftape_reset_drive(void);
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extern int ftape_put_drive_to_sleep(wake_up_types method);
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extern int ftape_wakeup_drive(wake_up_types method);
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extern int ftape_increase_threshold(void);
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extern int ftape_half_data_rate(void);
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#endif
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