oskit/oskit-20020317/amm/amm_reserve.c

39 lines
1.4 KiB
C
Executable File

/*
* 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);
}