6f3bab1f59
(currently only CD-ROM drives on i386). The sys/dev/scsipi system provides 2 busses to which devices can attach (scsibus and atapibus). This needed to change some include files and structure names in the low level scsi drivers.
101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
/* $NetBSD: scsipi_disk.h,v 1.2 1997/08/27 11:26:55 bouyer Exp $ */
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/*
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* SCSI and SCSI-like interfaces description
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*/
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/*
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* Some lines of this file come from a file of the name "scsi.h"
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* distributed by OSF as part of mach2.5,
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* so the following disclaimer has been kept.
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*
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* Copyright 1990 by Open Software Foundation,
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* Grenoble, FRANCE
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*
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* All Rights Reserved
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appears in all copies and
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* that both the copyright notice and this permission notice appear in
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* supporting documentation, and that the name of OSF or Open Software
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* Foundation not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission.
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*
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* OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
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* IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
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* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* Largely written by Julian Elischer (julian@tfs.com)
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* for TRW Financial Systems.
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*
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* TRW Financial Systems, in accordance with their agreement with Carnegie
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* Mellon University, makes this software available to CMU to distribute
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* or use in any manner that they see fit as long as this message is kept with
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* the software. For this reason TFS also grants any other persons or
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* organisations permission to use or modify this software.
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*
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* TFS supplies this software to be publicly redistributed
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* on the understanding that TFS is not responsible for the correct
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* functioning of this software in any circumstances.
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*
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* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
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*/
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/*
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* SCSI command format
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*/
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#ifndef _SCSI_PI_DISK_H
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#define _SCSI_PI_DISK_H 1
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#define READ_BIG 0x28
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#define WRITE_BIG 0x2a
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struct scsipi_rw_big {
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u_int8_t opcode;
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u_int8_t byte2;
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#define SRWB_RELADDR 0x01
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u_int8_t addr[4];
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u_int8_t reserved;
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u_int8_t length[2];
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u_int8_t control;
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};
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#define READ_CAPACITY 0x25
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struct scsipi_read_capacity {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t addr[4];
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u_int8_t unused[3];
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u_int8_t control;
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};
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#define START_STOP 0x1b
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struct scsipi_start_stop {
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u_int8_t opcode;
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u_int8_t byte2;
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u_int8_t unused[2];
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u_int8_t how;
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#define SSS_STOP 0x00
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#define SSS_START 0x01
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#define SSS_LOEJ 0x02
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u_int8_t control;
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};
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/* DATAs definitions for the above commands */
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struct scsipi_read_cap_data {
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u_int8_t addr[4];
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u_int8_t length[4];
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};
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#endif /* _SCSI_PI_DISK_H */
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