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      1 /* 	$NetBSD: pxgvar.h,v 1.4 2008/04/28 20:23:58 martin 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_ */
     54