1/*-
2 * Data structures and definitions for dealing with the
3 * Common Access Method Transport (xpt) layer.
4 *
5 * Copyright (c) 1997 Justin T. Gibbs.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions, and the following disclaimer,
13 *    without modification, immediately at the beginning of the file.
14 * 2. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32#ifndef _CAM_CAM_XPT_SIM_H
33#define _CAM_CAM_XPT_SIM_H 1
34
35#include <cam/cam_xpt.h>
36#include <cam/cam_queue.h>
37
38/* Functions accessed by SIM drivers */
39#ifdef _KERNEL
40int32_t		xpt_bus_register(struct cam_sim *sim, device_t parent,
41				 u_int32_t bus);
42int32_t		xpt_bus_deregister(path_id_t path_id);
43u_int32_t	xpt_freeze_simq(struct cam_sim *sim, u_int count);
44void		xpt_release_simq(struct cam_sim *sim, int run_queue);
45u_int32_t	xpt_freeze_devq(struct cam_path *path, u_int count);
46void		xpt_release_devq(struct cam_path *path,
47		    u_int count, int run_queue);
48void		xpt_done(union ccb *done_ccb);
49void		xpt_batch_start(struct cam_sim *sim);
50void		xpt_batch_done(struct cam_sim *sim);
51#endif
52
53#endif /* _CAM_CAM_XPT_SIM_H */
54
55