xref: /src/sys/dev/tc/pxgvar.h

/* 	$NetBSD: pxgvar.h,v 1.3.70.1 2008/06/02 13:23:52 mjf Exp $	*/

/*-
 * Copyright (c) 2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Andrew Doran.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _TC_PXGVAR_H_
#define	_TC_PXGVAR_H_

/*
 * Firmware segment.  If pfs_data is NULL, this is BSS and should be zeroed.
 * Otherwise, pfs_data points to an RLE compressed binary image.  If a word
 * is read and matches PXGFW_RLE_MAGIC, the next word contains the data, and
 * the next the repeat count.  All segment sizes and addresses must be
 * aligned to a 32-bit boundary.
 */
struct pxg_fwseg {
	u_int		pfs_addr;	/* load address */
	u_int		pfs_compsize;	/* compressed size in bytes */
	u_int		pfs_realsize;	/* real size in bytes */
	const u_int32_t	*pfs_data;	/* pointer to compressed data */
};

#define	PXGFW_RLE_MAGIC	0xfffffffe

extern const struct pxg_fwseg	pxg_fwsegs[];

#endif	/* _TC_PXGVAR_H_ */