60 lines
2.3 KiB
C
60 lines
2.3 KiB
C
/* $NetBSD: xio.h,v 1.5 2011/02/01 19:36:24 chuck Exp $ */
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/*
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* Copyright (c) 1995 Charles D. Cranor
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* x i o . h
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*
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* this file defines the software structure we use to ioctl the
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* 753/7053. this interface isn't set in stone and may (or may not)
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* need adjustment.
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*
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* author: Chuck Cranor <chuck@netbsd>
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*/
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/*
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* xylogic ioctl interface
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*/
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struct xd_iocmd {
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u_char cmd; /* in: command number */
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u_char subfn; /* in: subfunction number */
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u_char errnum; /* out: error number */
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u_char tries; /* out: number of tries */
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u_short sectcnt;/* in,out: sector count (hw_spt on read drive param) */
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u_short dlen; /* in: length of data buffer (good sanity check) */
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u_int block; /* in: block number */
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void *dptr; /* in: data buffer to do I/O from */
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};
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#ifndef DIOSXDCMD
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#define DIOSXDCMD _IOWR('x', 101, struct xd_iocmd) /* do xd command */
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#endif
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#define XD_IOCMD_MAXS 16 /* max number of sectors you can do */
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#define XD_IOCMD_HSZ 4 /* size of one header */
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#define XD_IOCMD_DMSZ 24 /* defect map size */
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