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scsipi_base.h revision 1.9.4.1 
      1  1.9.4.1       he /*	$NetBSD: scsipi_base.h,v 1.9.4.1 2000/02/28 19:09:02 he Exp $	*/
      2      1.2   bouyer 
      3      1.8  mycroft /*-
      4      1.8  mycroft  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5      1.8  mycroft  * All rights reserved.
      6      1.8  mycroft  *
      7      1.8  mycroft  * This code is derived from software contributed to The NetBSD Foundation
      8      1.8  mycroft  * by Charles M. Hannum.
      9      1.2   bouyer  *
     10      1.2   bouyer  * Redistribution and use in source and binary forms, with or without
     11      1.2   bouyer  * modification, are permitted provided that the following conditions
     12      1.2   bouyer  * are met:
     13      1.2   bouyer  * 1. Redistributions of source code must retain the above copyright
     14      1.2   bouyer  *    notice, this list of conditions and the following disclaimer.
     15      1.2   bouyer  * 2. Redistributions in binary form must reproduce the above copyright
     16      1.2   bouyer  *    notice, this list of conditions and the following disclaimer in the
     17      1.2   bouyer  *    documentation and/or other materials provided with the distribution.
     18      1.2   bouyer  * 3. All advertising materials mentioning features or use of this software
     19      1.2   bouyer  *    must display the following acknowledgement:
     20      1.8  mycroft  *        This product includes software developed by the NetBSD
     21      1.8  mycroft  *        Foundation, Inc. and its contributors.
     22      1.8  mycroft  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23      1.8  mycroft  *    contributors may be used to endorse or promote products derived
     24      1.8  mycroft  *    from this software without specific prior written permission.
     25      1.2   bouyer  *
     26      1.8  mycroft  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27      1.8  mycroft  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28      1.8  mycroft  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29      1.8  mycroft  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30      1.8  mycroft  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31      1.8  mycroft  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32      1.8  mycroft  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33      1.8  mycroft  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34      1.8  mycroft  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35      1.8  mycroft  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36      1.8  mycroft  * POSSIBILITY OF SUCH DAMAGE.
     37      1.2   bouyer  */
     38      1.2   bouyer 
     39      1.2   bouyer struct scsipi_xfer *scsipi_get_xs __P((struct scsipi_link *, int));
     40      1.2   bouyer void scsipi_free_xs __P((struct scsipi_xfer *, int));
     41      1.2   bouyer 
     42      1.2   bouyer static __inline struct scsipi_xfer *scsipi_make_xs __P((struct scsipi_link *,
     43      1.3      cgd 	    struct scsipi_generic *, int cmdlen, u_char *data_addr,
     44      1.3      cgd 	    int datalen, int retries, int timeout, struct buf *,
     45      1.3      cgd 	    int flags)) __attribute__ ((unused));
     46      1.2   bouyer 
     47      1.2   bouyer /*
     48      1.2   bouyer  * Make a scsipi_xfer, and return a pointer to it.
     49      1.2   bouyer  */
     50      1.2   bouyer 
     51      1.2   bouyer static __inline struct scsipi_xfer *
     52      1.2   bouyer scsipi_make_xs(sc_link, scsipi_cmd, cmdlen, data_addr, datalen,
     53      1.3      cgd     retries, timeout, bp, flags)
     54      1.2   bouyer 	struct scsipi_link *sc_link;
     55      1.2   bouyer 	struct scsipi_generic *scsipi_cmd;
     56      1.2   bouyer 	int cmdlen;
     57      1.2   bouyer 	u_char *data_addr;
     58      1.2   bouyer 	int datalen;
     59      1.2   bouyer 	int retries;
     60      1.2   bouyer 	int timeout;
     61      1.2   bouyer 	struct buf *bp;
     62      1.2   bouyer 	int flags;
     63      1.2   bouyer {
     64      1.2   bouyer 	struct scsipi_xfer *xs;
     65      1.2   bouyer 
     66      1.2   bouyer 	if ((xs = scsipi_get_xs(sc_link, flags)) == NULL)
     67      1.4    enami 		return (NULL);
     68      1.2   bouyer 
     69      1.2   bouyer 	/*
     70      1.2   bouyer 	 * Fill out the scsipi_xfer structure.  We don't know whose context
     71      1.2   bouyer 	 * the cmd is in, so copy it.
     72      1.2   bouyer 	 */
     73      1.2   bouyer 	xs->sc_link = sc_link;
     74      1.2   bouyer 	bcopy(scsipi_cmd, &xs->cmdstore, cmdlen);
     75      1.2   bouyer 	xs->cmd = &xs->cmdstore;
     76      1.2   bouyer 	xs->cmdlen = cmdlen;
     77      1.2   bouyer 	xs->data = data_addr;
     78      1.2   bouyer 	xs->datalen = datalen;
     79      1.2   bouyer 	xs->retries = retries;
     80      1.2   bouyer 	xs->timeout = timeout;
     81      1.2   bouyer 	xs->bp = bp;
     82  1.9.4.1       he 	xs->req_sense_length = 0;	/* XXX field is not really useful */
     83      1.2   bouyer 
     84      1.4    enami 	return (xs);
     85      1.2   bouyer }
     86