FreeBSD-5.3/sys/compat/ia32/ia32_util.h

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/*-
 * Copyright (c) 1998-1999 Andrew Gallatin
 * All rights reserved.
 *
 * 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
 *    in this position and unchanged.
 * 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.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software withough specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 *
 * $FreeBSD: src/sys/compat/ia32/ia32_util.h,v 1.9 2003/12/11 01:05:09 peter Exp $
 */

#include <vm/vm.h>
#include <vm/vm_param.h>
#include <vm/pmap.h>


#include <sys/exec.h>
#include <sys/sysent.h>
#include <sys/cdefs.h>

#ifdef __ia64__
#define FREEBSD32_USRSTACK	((1ul << 32) - IA32_PAGE_SIZE * 2)
#else
#define FREEBSD32_USRSTACK	((1ul << 32) - IA32_PAGE_SIZE)
#endif

#define	IA32_PAGE_SIZE	4096
#define	IA32_MAXDSIZ	(512*1024*1024)		/* 512MB */
#define	IA32_MAXSSIZ	(64*1024*1024)		/* 64MB */
#define IA32_MAXVMEM	0			/* Unlimited */