NetBSD/sys/sys/fdio.h

85 lines
3.3 KiB
C

/* $NetBSD: fdio.h,v 1.6 2016/01/23 01:26:14 dholland Exp $ */
/*-
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by John Kohl.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SYS_FDIO_H_
#define _SYS_FDIO_H_
#include <sys/ioccom.h>
/* Floppy diskette definitions */
enum fdformat_result {
FDFORMAT_SUCCESS,
FDFORMAT_MEDIA_ERROR, /* hardware reported a formatting
error */
FDFORMAT_CONFIG_ERROR /* something bogus in parameters */
};
#define FDFORMAT_VERSION 19961120
struct fdformat_cmd {
unsigned int formatcmd_version; /* FDFORMAT_VERSION */
int head; /* IN */
int cylinder; /* IN */
};
struct fdformat_parms {
/* list of items taken from i386 formatting glop (NEC 765);
should be made the union of support needed for other devices. */
unsigned int fdformat_version;/* rev this when needed; write drivers to
allow forward compatibility, please,
and add elements to the end of the
structure */
unsigned int nbps; /* number of bytes per sector */
unsigned int ncyl; /* number of cylinders */
unsigned int nspt; /* sectors per track */
unsigned int ntrk; /* number of heads/tracks per cyl */
unsigned int stepspercyl; /* steps per cylinder */
unsigned int gaplen; /* formatting gap length */
unsigned int fillbyte; /* formatting fill byte */
unsigned int xfer_rate; /* in bits per second; driver
must convert */
unsigned int interleave; /* interleave factor */
};
#define FDOPT_NORETRY 0x0001 /* no retries on failure (cleared on close) */
#define FDOPT_SILENT 0x0002 /* no error messages (cleared on close) */
#define FDIOCGETOPTS _IOR('d', 114, int) /* drive options, see previous */
#define FDIOCSETOPTS _IOW('d', 115, int)
#define FDIOCSETFORMAT _IOW('d', 116, struct fdformat_parms) /* set format parms */
#define FDIOCGETFORMAT _IOR('d', 117, struct fdformat_parms) /* get format parms */
#define FDIOCFORMAT_TRACK _IOW('d', 118, struct fdformat_cmd) /* do it */
#endif /* _SYS_FDIO_H_ */