xref: /netbsd-src/sys/dev/scsipi/scsiconf.h (revision 481fca6e59249d8ffcf24fef7cfbe7b131bfb080)
1 /*	$NetBSD: scsiconf.h,v 1.48 1999/10/20 15:22:28 enami Exp $	*/
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Charles M. Hannum.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Originally written by Julian Elischer (julian@tfs.com)
41  * for TRW Financial Systems for use under the MACH(2.5) operating system.
42  *
43  * TRW Financial Systems, in accordance with their agreement with Carnegie
44  * Mellon University, makes this software available to CMU to distribute
45  * or use in any manner that they see fit as long as this message is kept with
46  * the software. For this reason TFS also grants any other persons or
47  * organisations permission to use or modify this software.
48  *
49  * TFS supplies this software to be publicly redistributed
50  * on the understanding that TFS is not responsible for the correct
51  * functioning of this software in any circumstances.
52  *
53  * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
54  */
55 
56 #include <dev/scsipi/scsipiconf.h>
57 
58 /*
59  * Other definitions used by autoconfiguration.
60  */
61 #define	SCSI_CHANNEL_ONLY_ONE	-1	/* only one channel on controller */
62 
63 int	scsiprint __P((void *, const char *));
64 
65 /*
66  * One of these is allocated and filled in for each scsi bus.
67  * it holds pointers to allow the scsi bus to get to the driver
68  * That is running each LUN on the bus
69  * it also has a template entry which is the prototype struct
70  * supplied by the adapter driver, this is used to initialise
71  * the others, before they have the rest of the fields filled in
72  */
73 struct scsibus_softc {
74 	struct device sc_dev;
75 	struct scsipi_link *adapter_link; /* prototype supplied by adapter */
76 	struct scsipi_link ***sc_link;		/* dynamically allocated */
77 	int	sc_flags;
78 	int16_t	sc_maxtarget;
79 	int16_t	sc_maxlun;
80 };
81 
82 /* sc_flags */
83 #define	SCSIBUSF_OPEN	0x00000001	/* bus is open */
84 
85 #define SCSI_OP_TARGET	0x0001
86 #define	SCSI_OP_RESET	0x0002
87 #define	SCSI_OP_BDINFO	0x0003
88 
89 int	scsi_change_def __P((struct scsipi_link *, int));
90 void	scsi_kill_pending __P((struct scsipi_link *));
91 void	scsi_print_addr __P((struct scsipi_link *));
92 int	scsi_probe_busses __P((int, int, int));
93 int	scsi_scsipi_cmd __P((struct scsipi_link *, struct scsipi_generic *,
94 	    int cmdlen, u_char *data_addr, int datalen, int retries,
95 	    int timeout, struct buf *bp, int flags));
96