/*
 * Copyright (c) 1996, 1998 University of Utah and the Flux Group.
 * All rights reserved.
 * 
 * This file is part of the Flux OSKit.  The OSKit is free software, also known
 * as "open source;" you can redistribute it and/or modify it under the terms
 * of the GNU General Public License (GPL), version 2, as published by the Free
 * Software Foundation (FSF).  To explore alternate licensing terms, contact
 * the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
 * 
 * The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GPL for more details.  You should have
 * received a copy of the GPL along with the OSKit; see the file COPYING.  If
 * not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
 */

/*
 * Simple address map ``reservation'' routine.  Reserving address space
 * makes it unavailable for allocation.
 */
#include <errno.h>
#include "amm.h"

/*
 * amm_reserve reserves a range of address space.
 * No error checking is made, range could be ALLOCATED, FREE or RESERVED.
 *
 * Addr and size define the range.
 *
 * Returns zero on success, error number on failure.
 */
int
amm_reserve(struct amm *amm, oskit_addr_t addr, oskit_size_t size)
{

	return amm_modify(amm, addr, size, AMM_RESERVED, 0);
}