diff options
Diffstat (limited to 'drivers/char/ftape/lowlevel/ftape-io.h')
| -rw-r--r-- | drivers/char/ftape/lowlevel/ftape-io.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/char/ftape/lowlevel/ftape-io.h b/drivers/char/ftape/lowlevel/ftape-io.h new file mode 100644 index 00000000000..26a7baad871 --- /dev/null +++ b/drivers/char/ftape/lowlevel/ftape-io.h @@ -0,0 +1,90 @@ +#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_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_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 |