1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1999 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <sys/param.h>
30 #include <sys/vmem.h>
31 #include <sys/cmn_err.h>
32
33 /* ARGSUSED */
34 void *
rmallocmap(size_t mapsize)35 rmallocmap(size_t mapsize)
36 {
37 return (vmem_create("rmap", NULL, 0, 1, NULL, NULL, NULL, 0,
38 VM_NOSLEEP));
39 }
40
41 /* ARGSUSED */
42 void *
rmallocmap_wait(size_t mapsize)43 rmallocmap_wait(size_t mapsize)
44 {
45 return (vmem_create("rmap", NULL, 0, 1, NULL, NULL, NULL, 0, VM_SLEEP));
46 }
47
48 void
rmfreemap(void * mp)49 rmfreemap(void *mp)
50 {
51 vmem_destroy(mp);
52 }
53
54 ulong_t
rmalloc(void * mp,size_t size)55 rmalloc(void *mp, size_t size)
56 {
57 return ((ulong_t)vmem_alloc(mp, size, VM_NOSLEEP));
58 }
59
60 ulong_t
rmalloc_wait(void * mp,size_t size)61 rmalloc_wait(void *mp, size_t size)
62 {
63 return ((ulong_t)vmem_alloc(mp, size, VM_SLEEP));
64 }
65
66 void
rmfree(void * mp,size_t size,ulong_t addr)67 rmfree(void *mp, size_t size, ulong_t addr)
68 {
69 if (vmem_contains(mp, (void *)addr, size))
70 vmem_free(mp, (void *)addr, size);
71 else if (vmem_add(mp, (void *)addr, size, VM_NOSLEEP) == NULL)
72 cmn_err(CE_WARN, "rmfree(%p, %lu, %lu): cannot add segment",
73 mp, size, addr);
74 }
75