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      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