sys/dev/tc/pxgvar.h

   1 /*      $NetBSD: pxgvar.h,v 1.3 2005/12/11 12:24:00 christos Exp $      */
   2
   3 /*-
   4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Andrew Doran.
   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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _TC_PXGVAR_H_
  33 #define _TC_PXGVAR_H_
  34
  35 /*
  36  * Firmware segment.  If pfs_data is NULL, this is BSS and should be zeroed.
  37  * Otherwise, pfs_data points to an RLE compressed binary image.  If a word
  38  * is read and matches PXGFW_RLE_MAGIC, the next word contains the data, and
  39  * the next the repeat count.  All segment sizes and addresses must be
  40  * aligned to a 32-bit boundary.
  41  */
  42 struct pxg_fwseg {
  43         u_int           pfs_addr;       /* load address */
  44         u_int           pfs_compsize;   /* compressed size in bytes */
  45         u_int           pfs_realsize;   /* real size in bytes */
  46         const u_int32_t *pfs_data;      /* pointer to compressed data */
  47 };
  48
  49 #define PXGFW_RLE_MAGIC 0xfffffffe
  50
  51 extern const struct pxg_fwseg   pxg_fwsegs[];
  52
  53 #endif  /* _TC_PXGVAR_H_ */