1 /* $NetBSD: scsipi_base.h,v 1.15 2004/09/18 00:08:16 mycroft Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2004 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 #ifndef _DEV_SCSIPI_SCSIPI_BASE_H_ 40 #define _DEV_SCSIPI_SCSIPI_BASE_H_ 41 42 struct scsipi_xfer *scsipi_get_xs(struct scsipi_periph *, int); 43 void scsipi_put_xs(struct scsipi_xfer *); 44 45 static __inline struct scsipi_xfer *scsipi_make_xs(struct scsipi_periph *, 46 struct scsipi_generic *, int cmdlen, u_char *data_addr, 47 int datalen, int retries, int timeout, struct buf *, 48 int flags) __unused; 49 50 /* 51 * Make a scsipi_xfer, and return a pointer to it. 52 */ 53 54 static __inline struct scsipi_xfer * __unused 55 scsipi_make_xs(struct scsipi_periph *periph, struct scsipi_generic *cmd, 56 int cmdlen, u_char *data_addr, int datalen, int retries, int timeout, 57 struct buf *bp, int flags) 58 { 59 struct scsipi_xfer *xs; 60 61 if ((xs = scsipi_get_xs(periph, flags)) == NULL) 62 return (NULL); 63 64 /* 65 * Fill out the scsipi_xfer structure. We don't know whose context 66 * the cmd is in, so copy it. 67 */ 68 memcpy(&xs->cmdstore, cmd, cmdlen); 69 xs->cmd = &xs->cmdstore; 70 xs->cmdlen = cmdlen; 71 xs->data = data_addr; 72 xs->datalen = datalen; 73 xs->xs_retries = retries; 74 xs->timeout = timeout; 75 xs->bp = bp; 76 77 return (xs); 78 } 79 80 #endif /* _DEV_SCSIPI_SCSIPI_BASE_H_ */ 81