xref: /titanic_50/usr/src/lib/libc/port/sys/meminfosys.c (revision 7257d1b4d25bfac0c802847390e98a464fd787ac)
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 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #pragma weak _meminfo = meminfo
30 
31 #include "lint.h"
32 #include <sys/types.h>
33 #include <sys/syscall.h>
34 #include <sys/mman.h>
35 
36 /*
37  * meminfo() function call
38  */
39 int
meminfo(const uint64_t * inaddr,int addr_count,const uint_t * info_req,int info_count,uint64_t * outdata,uint_t * validity)40 meminfo(const uint64_t *inaddr, int addr_count, const uint_t *info_req,
41     int info_count, uint64_t *outdata, uint_t *validity)
42 {
43 	struct meminfo minfo;
44 
45 	minfo.mi_inaddr = inaddr;
46 	minfo.mi_info_req = info_req;
47 	minfo.mi_info_count = info_count;
48 	minfo.mi_outdata = outdata;
49 	minfo.mi_validity = validity;
50 
51 	return (syscall(SYS_meminfosys, MISYS_MEMINFO, addr_count, &minfo));
52 }
53