xref: /titanic_51/usr/src/uts/common/os/mem_config_stubs.c (revision 15d9d0b528387242011cdcc6190c9e598cfe3a07)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
27 
28 #include <sys/types.h>
29 #include <sys/cmn_err.h>
30 #include <sys/errno.h>
31 #include <sys/debug.h>
32 #include <vm/page.h>
33 #include <sys/mem_config.h>
34 #include <sys/mem_cage.h>
35 
36 /* These should be in a platform stubs file. */
37 
38 int kcage_on;
39 kthread_id_t kcage_cageout_thread;
40 pgcnt_t kcage_freemem;
41 pgcnt_t kcage_throttlefree;
42 pgcnt_t kcage_minfree;
43 pgcnt_t kcage_desfree;
44 pgcnt_t kcage_needfree;
45 pgcnt_t	kcage_lotsfree = 1;
46 
47 /*ARGSUSED*/
48 int
49 kphysm_setup_func_register(kphysm_setup_vector_t *vec, void *arg)
50 {
51 	return (0);
52 }
53 
54 /*ARGSUSED*/
55 void
56 kphysm_setup_func_unregister(kphysm_setup_vector_t *vec, void *arg)
57 {
58 }
59 
60 /*ARGSUSED*/
61 int
62 kcage_create_throttle(pgcnt_t npages, int flags)
63 {
64 	return (0);
65 }
66 
67 void
68 kcage_cageout_init(void)
69 {
70 }
71 
72 void
73 kcage_cageout_wakeup()
74 {
75 }
76 
77 void
78 kcage_tick()
79 {
80 }
81 
82 /*ARGSUSED*/
83 int
84 kcage_current_pfn(pfn_t *pfn)
85 {
86 	return (0);
87 }
88