sys/sys/firmware.h

   1 /*
   2  * Copyright (c) 2005 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Johannes Hofmann <Hoannes.Hofmann.gmx.de> and
   6  * Joerg Sonnenberger <joerg@bec.de.
   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  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the name of The DragonFly Project nor the names of its
  17  *    contributors may be used to endorse or promote products derived
  18  *    from this software without specific, prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  24  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  25  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  26  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  27  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  28  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  30  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * $DragonFly: src/sys/sys/firmware.h,v 1.1 2005/03/19 14:54:50 joerg Exp $
  34  */
  35
  36 #ifndef _SYS_FIRMWARE_H
  37 #define _SYS_FIRMWARE_H
  38
  39 #ifndef _KERNEL
  40 #error "No user-servicable parts inside"
  41 #endif
  42
  43 #include <sys/types.h>
  44 #include <sys/queue.h>
  45 #include <machine/bus.h>
  46 #include <machine/bus_dma.h>
  47
  48 struct fw_image {
  49         TAILQ_ENTRY(fw_image) fw_link;
  50         int              fw_refcnt;
  51         const char      *fw_name;
  52         size_t           fw_imglen;
  53         c_caddr_t       *fw_image;
  54         bus_dma_tag_t    fw_dma_tag;
  55         bus_dmamap_t     fw_dma_map;
  56         bus_addr_t       fw_dma_addr;
  57 };
  58
  59 struct fw_image *firmware_image_load(const char *);
  60 void            firmware_image_unload(struct fw_image *);
  61
  62 #endif