xref: /illumos-gate/usr/src/uts/common/sys/memlist_impl.h (revision 2d6eb4a5)

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 1997-1998 by Sun Microsystems, Inc.
 * All rights reserved.
 */

#ifndef	_SYS_MEMLIST_IMPL_H
#define	_SYS_MEMLIST_IMPL_H

/*
 * Common memlist routines.
 */

#include <sys/memlist.h>

#ifdef __cplusplus
extern "C" {
#endif

extern struct memlist *memlist_get_one(void);
extern void memlist_free_one(struct memlist *);
extern void memlist_free_list(struct memlist *);
extern void memlist_free_block(caddr_t base, size_t bytes);
extern void memlist_insert(struct memlist *new, struct memlist **);
extern void memlist_del(struct memlist *, struct memlist **);
extern struct memlist *memlist_find(struct memlist *, uint64_t address);

#define	MEML_SPANOP_OK		0
#define	MEML_SPANOP_ESPAN	1
#define	MEML_SPANOP_EALLOC	2

extern int memlist_add_span(uint64_t address, uint64_t bytes,
	struct memlist **);
extern int memlist_delete_span(uint64_t address, uint64_t bytes,
	struct memlist **);

#ifdef __cplusplus
}
#endif

#endif	/* _SYS_MEMLIST_IMPL_H */