xref: /illumos-gate/usr/src/uts/sun4/sys/memlist_plat.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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 #ifndef	_SYS_MEMLIST_PLAT_H
27 #define	_SYS_MEMLIST_PLAT_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 /*
32  * Boot time configuration information objects
33  */
34 
35 #include <sys/types.h>
36 #include <sys/memlist.h>
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 /*
43  * The prom hands us an array of these
44  * as available and installed props
45  */
46 typedef struct prom_memlist {
47 	u_longlong_t	addr;
48 	u_longlong_t	size;
49 } prom_memlist_t;
50 
51 extern int check_boot_version(int);
52 extern void copy_memlist(prom_memlist_t *, size_t, struct memlist **);
53 extern void size_physavail(prom_memlist_t *physavail, size_t size,
54     pgcnt_t *npages, int *memblocks);
55 extern pgcnt_t size_virtalloc(prom_memlist_t *avail, size_t size);
56 extern void installed_top_size_memlist_array(prom_memlist_t *, size_t, pfn_t *,
57     pgcnt_t *);
58 extern void installed_top_size(struct memlist *, pfn_t *, pgcnt_t *);
59 extern void fix_prom_pages(struct memlist *, struct memlist *);
60 extern void init_boot_memlists(void);
61 extern void copy_boot_memlists(
62     prom_memlist_t **physinstalled, size_t *physinstalled_len,
63     prom_memlist_t **physavail, size_t *physavail_len,
64     prom_memlist_t **virtavail, size_t *virtavail_len);
65 extern void phys_install_has_changed(void);
66 
67 extern void diff_memlists(struct memlist *, struct memlist *,
68     void (*)(uint64_t, uint64_t));
69 extern void sync_memlists(struct memlist *, struct memlist *);
70 
71 #ifdef __cplusplus
72 }
73 #endif
74 
75 #endif	/* _SYS_MEMLIST_PLAT_H */
76