| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _FTAPE_IO_H |
| 2 | #define _FTAPE_IO_H |
| 3 | |
| 4 | /* |
| 5 | * Copyright (C) 1993-1996 Bas Laarhoven, |
| 6 | * (C) 1997 Claus-Justus Heine. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 2, or (at your option) |
| 11 | any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program; see the file COPYING. If not, write to |
| 20 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | |
| 22 | * |
| 23 | * $Source: /homes/cvs/ftape-stacked/ftape/lowlevel/ftape-io.h,v $ |
| 24 | * $Revision: 1.2 $ |
| 25 | * $Date: 1997/10/05 19:18:18 $ |
| 26 | * |
| 27 | * This file contains definitions for the glue part of the |
| 28 | * QIC-40/80/3010/3020 floppy-tape driver "ftape" for Linux. |
| 29 | */ |
| 30 | |
| 31 | #include <linux/qic117.h> |
| 32 | #include <linux/ftape-vendors.h> |
| 33 | |
| 34 | typedef struct { |
| 35 | unsigned int seek; |
| 36 | unsigned int reset; |
| 37 | unsigned int rewind; |
| 38 | unsigned int head_seek; |
| 39 | unsigned int stop; |
| 40 | unsigned int pause; |
| 41 | } ft_timeout_table; |
| 42 | |
| 43 | typedef enum { |
| 44 | prehistoric, pre_qic117c, post_qic117b, post_qic117d |
| 45 | } qic_model; |
| 46 | |
| 47 | /* |
| 48 | * ftape-io.c defined global vars. |
| 49 | */ |
| 50 | extern ft_timeout_table ftape_timeout; |
| 51 | extern unsigned int ftape_tape_len; |
| 52 | extern volatile qic117_cmd_t ftape_current_command; |
| 53 | extern const struct qic117_command_table qic117_cmds[]; |
| 54 | extern int ftape_might_be_off_track; |
| 55 | |
| 56 | /* |
| 57 | * ftape-io.c defined global functions. |
| 58 | */ |
| 59 | extern void ftape_udelay(unsigned int usecs); |
| 60 | extern void ftape_udelay_calibrate(void); |
| 61 | extern void ftape_sleep(unsigned int time); |
| 62 | extern void ftape_report_vendor_id(unsigned int *id); |
| 63 | extern int ftape_command(qic117_cmd_t command); |
| 64 | extern int ftape_command_wait(qic117_cmd_t command, |
| 65 | unsigned int timeout, |
| 66 | int *status); |
| 67 | extern int ftape_parameter(unsigned int parameter); |
| 68 | extern int ftape_report_operation(int *status, |
| 69 | qic117_cmd_t command, |
| 70 | int result_length); |
| 71 | extern int ftape_report_configuration(qic_model *model, |
| 72 | unsigned int *rate, |
| 73 | int *qic_std, |
| 74 | int *tape_len); |
| 75 | extern int ftape_report_drive_status(int *status); |
| 76 | extern int ftape_report_raw_drive_status(int *status); |
| 77 | extern int ftape_report_status(int *status); |
| 78 | extern int ftape_ready_wait(unsigned int timeout, int *status); |
| 79 | extern int ftape_seek_head_to_track(unsigned int track); |
| 80 | extern int ftape_set_data_rate(unsigned int new_rate, unsigned int qic_std); |
| 81 | extern int ftape_report_error(unsigned int *error, |
| 82 | qic117_cmd_t *command, |
| 83 | int report); |
| 84 | extern int ftape_reset_drive(void); |
| 85 | extern int ftape_put_drive_to_sleep(wake_up_types method); |
| 86 | extern int ftape_wakeup_drive(wake_up_types method); |
| 87 | extern int ftape_increase_threshold(void); |
| 88 | extern int ftape_half_data_rate(void); |
| 89 | |
| 90 | #endif |