87 lines
3.2 KiB
C
87 lines
3.2 KiB
C
/* $NetBSD: scsipi_base.h,v 1.8 1998/08/15 10:10:58 mycroft Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1998 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Charles M. Hannum.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
extern LIST_HEAD(xs_free_list, scsipi_xfer) xs_free_list;
|
|
|
|
struct scsipi_xfer *scsipi_get_xs __P((struct scsipi_link *, int));
|
|
void scsipi_free_xs __P((struct scsipi_xfer *, int));
|
|
|
|
static __inline struct scsipi_xfer *scsipi_make_xs __P((struct scsipi_link *,
|
|
struct scsipi_generic *, int cmdlen, u_char *data_addr,
|
|
int datalen, int retries, int timeout, struct buf *,
|
|
int flags)) __attribute__ ((unused));
|
|
|
|
/*
|
|
* Make a scsipi_xfer, and return a pointer to it.
|
|
*/
|
|
|
|
static __inline struct scsipi_xfer *
|
|
scsipi_make_xs(sc_link, scsipi_cmd, cmdlen, data_addr, datalen,
|
|
retries, timeout, bp, flags)
|
|
struct scsipi_link *sc_link;
|
|
struct scsipi_generic *scsipi_cmd;
|
|
int cmdlen;
|
|
u_char *data_addr;
|
|
int datalen;
|
|
int retries;
|
|
int timeout;
|
|
struct buf *bp;
|
|
int flags;
|
|
{
|
|
struct scsipi_xfer *xs;
|
|
|
|
if ((xs = scsipi_get_xs(sc_link, flags)) == NULL)
|
|
return (NULL);
|
|
|
|
/*
|
|
* Fill out the scsipi_xfer structure. We don't know whose context
|
|
* the cmd is in, so copy it.
|
|
*/
|
|
xs->sc_link = sc_link;
|
|
bcopy(scsipi_cmd, &xs->cmdstore, cmdlen);
|
|
xs->cmd = &xs->cmdstore;
|
|
xs->cmdlen = cmdlen;
|
|
xs->data = data_addr;
|
|
xs->datalen = datalen;
|
|
xs->retries = retries;
|
|
xs->timeout = timeout;
|
|
xs->bp = bp;
|
|
|
|
return (xs);
|
|
}
|