sys/bus/cam/cam_xpt_sim.h

   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: src/sys/cam/cam_xpt_sim.h,v 1.7 2000/01/14 23:08:46 gibbs Exp $
  30  * $DragonFly: src/sys/bus/cam/cam_xpt_sim.h,v 1.3 2003/08/07 21:16:44 dillon Exp $
  31  */
  32
  33 #ifndef _CAM_CAM_XPT_SIM_H
  34 #define _CAM_CAM_XPT_SIM_H 1
  35
  36 #include "cam_xpt.h"
  37 #include "cam_queue.h"
  38
  39 /* Functions accessed by SIM drivers */
  40 #ifdef _KERNEL
  41 int32_t         xpt_bus_register(struct cam_sim *sim, u_int32_t bus);
  42 int32_t         xpt_bus_deregister(path_id_t path_id);
  43 u_int32_t       xpt_freeze_simq(struct cam_sim *sim, u_int count);
  44 void            xpt_release_simq(struct cam_sim *sim, int run_queue);
  45 u_int32_t       xpt_freeze_devq(struct cam_path *path, u_int count);
  46 void            xpt_release_devq(struct cam_path *path, u_int count,
  47                                  int run_queue);
  48 void            xpt_done(union ccb *done_ccb);
  49 #endif
  50
  51 #endif /* _CAM_CAM_XPT_SIM_H */
  52