#ifndef _FTAPE_CTL_H #define _FTAPE_CTL_H /* * Copyright (C) 1993-1996 Bas Laarhoven, * (C) 1996-1997 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: /cvs/work/hardhat2_1_ar7/linux-2.4.17_mvl21/drivers/char/ftape/lowlevel/ftape-ctl.h,v $ * $Revision: 1.1.1.1 $ * $Date: 2003/06/23 22:18:26 $ * * This file contains the non-standard IOCTL related definitions * for the QIC-40/80/3010/3020 floppy-tape driver "ftape" for * Linux. */ #include #include #include #include "../lowlevel/ftape-rw.h" #include typedef struct { int used; /* any reading or writing done */ /* isr statistics */ unsigned int id_am_errors; /* id address mark not found */ unsigned int id_crc_errors; /* crc error in id address mark */ unsigned int data_am_errors; /* data address mark not found */ unsigned int data_crc_errors; /* crc error in data field */ unsigned int overrun_errors; /* fdc access timing problem */ unsigned int no_data_errors; /* sector not found */ unsigned int retries; /* number of tape retries */ /* ecc statistics */ unsigned int crc_errors; /* crc error in data */ unsigned int crc_failures; /* bad data without crc error */ unsigned int ecc_failures; /* failed to correct */ unsigned int corrected; /* total sectors corrected */ /* general statistics */ unsigned int rewinds; /* number of tape rewinds */ unsigned int defects; /* bad sectors due to media defects */ } history_record; /* this structure contains * ALL * information that we want * our child modules to know about, but don't want them to * modify. */ typedef struct { /* vendor information */ vendor_struct fti_drive_type; /* data rates */ unsigned int fti_used_data_rate; unsigned int fti_drive_max_rate; unsigned int fti_fdc_max_rate; /* drive selection, either FTAPE_SEL_A/B/C/D */ int fti_drive_sel; /* flags set after decode the drive and tape status */ unsigned int fti_formatted :1; unsigned int fti_no_tape :1; unsigned int fti_write_protected:1; unsigned int fti_new_tape :1; /* values of last queried drive/tape status and error */ ft_drive_error fti_last_error; ft_drive_status fti_last_status; /* cartridge geometry */ unsigned int fti_tracks_per_tape; unsigned int fti_segments_per_track; /* location of header segments, etc. */ int fti_used_header_segment; int fti_header_segment_1; int fti_header_segment_2; int fti_first_data_segment; int fti_last_data_segment; /* the format code as stored in the header segment */ ft_format_type fti_format_code; /* the following is the sole reason for the ftape_set_status() call */ unsigned int fti_qic_std; /* is tape running? */ volatile enum runner_status_enum fti_runner_status; /* is tape reading/writing/verifying/formatting/deleting */ buffer_state_enum fti_state; /* flags fatal hardware error */ unsigned int fti_failure:1; /* history record */ history_record fti_history; } ftape_info; /* vendor information */ #define ft_drive_type ftape_status.fti_drive_type /* data rates */ #define ft_data_rate ftape_status.fti_used_data_rate #define ft_drive_max_rate ftape_status.fti_drive_max_rate #define ft_fdc_max_rate ftape_status.fti_fdc_max_rate /* drive selection, either FTAPE_SEL_A/B/C/D */ #define ft_drive_sel ftape_status.fti_drive_sel /* flags set after decode the drive and tape status */ #define ft_formatted ftape_status.fti_formatted #define ft_no_tape ftape_status.fti_no_tape #define ft_write_protected ftape_status.fti_write_protected #define ft_new_tape ftape_status.fti_new_tape /* values of last queried drive/tape status and error */ #define ft_last_error ftape_status.fti_last_error #define ft_last_status ftape_status.fti_last_status /* cartridge geometry */ #define ft_tracks_per_tape ftape_status.fti_tracks_per_tape #define ft_segments_per_track ftape_status.fti_segments_per_track /* the format code as stored in the header segment */ #define ft_format_code ftape_status.fti_format_code /* the qic status as returned by report drive configuration */ #define ft_qic_std ftape_status.fti_qic_std #define ft_used_header_segment ftape_status.fti_used_header_segment #define ft_header_segment_1 ftape_status.fti_header_segment_1 #define ft_header_segment_2 ftape_status.fti_header_segment_2 #define ft_first_data_segment ftape_status.fti_first_data_segment #define ft_last_data_segment ftape_status.fti_last_data_segment /* is tape running? */ #define ft_runner_status ftape_status.fti_runner_status /* is tape reading/writing/verifying/formatting/deleting */ #define ft_driver_state ftape_status.fti_state /* flags fatal hardware error */ #define ft_failure ftape_status.fti_failure /* history record */ #define ft_history ftape_status.fti_history /* * ftape-ctl.c defined global vars. */ extern ftape_info ftape_status; extern int ftape_segments_per_head; extern int ftape_segments_per_cylinder; extern int ftape_init_drive_needed; /* * ftape-ctl.c defined global functions. */ extern int ftape_mmap(struct vm_area_struct *vma); extern int ftape_enable(int drive_selection); extern void ftape_disable(void); extern int ftape_seek_to_bot(void); extern int ftape_seek_to_eot(void); extern int ftape_abort_operation(void); extern void ftape_calc_timeouts(unsigned int qic_std, unsigned int data_rate, unsigned int tape_len); extern int ftape_calibrate_data_rate(unsigned int qic_std); extern int ftape_init_drive(void); extern const ftape_info *ftape_get_status(void); #endif