Home | History | Annotate | Line # | Download | only in scsipi
scsiconf.h revision 1.45 
      1 /*	$NetBSD: scsiconf.h,v 1.45 1998/10/20 22:26:05 thorpej 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 (at) 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 (at) 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 	int	sc_maxtarget;
     79 	u_int8_t moreluns;
     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 int	scsi_interpret_sense __P((struct scsipi_xfer *));
     91 void	scsi_print_addr __P((struct scsipi_link *));
     92 #ifdef SCSIVERBOSE
     93 void	scsi_print_sense __P((struct scsipi_xfer *, int));
     94 void	scsi_print_sense_data __P((struct scsipi_sense_data *, int));
     95 char   *scsi_decode_sense __P((void *, int));
     96 #endif
     97 int	scsi_probe_busses __P((int, int, int));
     98 int	scsi_scsipi_cmd __P((struct scsipi_link *, struct scsipi_generic *,
     99 	    int cmdlen, u_char *data_addr, int datalen, int retries,
    100 	    int timeout, struct buf *bp, int flags));
    101