xref: /onnv-gate/usr/src/uts/common/sys/sysconf.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1990-2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*
28*0Sstevel@tonic-gate  * sysconf.h - include file for sysconf utility and the kernel.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #ifndef _SYS_SYSCONF_H
32*0Sstevel@tonic-gate #define	_SYS_SYSCONF_H
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #ifdef	__cplusplus
37*0Sstevel@tonic-gate extern "C" {
38*0Sstevel@tonic-gate #endif
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate /*
41*0Sstevel@tonic-gate  * For each entry in /etc/system a sysparam record is created.
42*0Sstevel@tonic-gate  */
43*0Sstevel@tonic-gate struct sysparam {
44*0Sstevel@tonic-gate 	struct sysparam *sys_next; /* pointer to next */
45*0Sstevel@tonic-gate 	int	sys_type;	/* type of record */
46*0Sstevel@tonic-gate 	int	sys_op;		/* operation */
47*0Sstevel@tonic-gate 	char 	*sys_modnam;	/* module name (null if param in kernel) */
48*0Sstevel@tonic-gate 	char	*sys_ptr;	/* string pointer to device, etc. */
49*0Sstevel@tonic-gate 	u_longlong_t	sys_info;	/* additional information */
50*0Sstevel@tonic-gate 	char	*sys_config;	/* configuration data */
51*0Sstevel@tonic-gate 	int	sys_len;	/* len of config data */
52*0Sstevel@tonic-gate 	ulong_t	*addrp;		/* pointer to valloced config addresses */
53*0Sstevel@tonic-gate 	int	sys_flags; 	/* flags to check duplicate entries */
54*0Sstevel@tonic-gate };
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate #define	MAXLINESIZE 80		/* max size of a line in /etc/system */
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate struct modcmd {
59*0Sstevel@tonic-gate 	char *mc_cmdname;
60*0Sstevel@tonic-gate 	int mc_type;
61*0Sstevel@tonic-gate };
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate #define	MOD_EXCLUDE	0	/* we'll never load this one */
64*0Sstevel@tonic-gate #define	MOD_INCLUDE	1	/* load on demand */
65*0Sstevel@tonic-gate #define	MOD_FORCELOAD	2	/* load during initialization */
66*0Sstevel@tonic-gate #define	MOD_ROOTDEV	3	/* root device */
67*0Sstevel@tonic-gate #define	MOD_ROOTFS 	4	/* root fs type */
68*0Sstevel@tonic-gate #define	MOD_SWAPDEV	5	/* swap device */
69*0Sstevel@tonic-gate #define	MOD_SWAPFS 	6	/* swap fs type */
70*0Sstevel@tonic-gate #define	MOD_MODDIR	7	/* default directory for modules */
71*0Sstevel@tonic-gate #define	MOD_SET		8	/* set int to specified value */
72*0Sstevel@tonic-gate #define	MOD_UNKNOWN	9	/* unknown command */
73*0Sstevel@tonic-gate #define	MOD_SET32	10	/* like MOD_SET but -only- on 32-bit kernel */
74*0Sstevel@tonic-gate #define	MOD_SET64	11	/* like MOD_SET but -only- on 64-bit kernel */
75*0Sstevel@tonic-gate 
76*0Sstevel@tonic-gate /*
77*0Sstevel@tonic-gate  * Commands for mod_sysctl()
78*0Sstevel@tonic-gate  */
79*0Sstevel@tonic-gate #define	SYS_FORCELOAD	0	/* forceload modules */
80*0Sstevel@tonic-gate #define	SYS_SET_KVAR	1	/* set kernel variables */
81*0Sstevel@tonic-gate #define	SYS_SET_MVAR 	2	/* set module variables */
82*0Sstevel@tonic-gate #define	SYS_CHECK_EXCLUDE 3	/* check if a module is excluded */
83*0Sstevel@tonic-gate 
84*0Sstevel@tonic-gate /*
85*0Sstevel@tonic-gate  * Legal operations for MOD_SET.
86*0Sstevel@tonic-gate  */
87*0Sstevel@tonic-gate #define	SETOP_NONE	0	/* no op - for types other than MOD_SET */
88*0Sstevel@tonic-gate #define	SETOP_ASSIGN	1	/* '=' - simple assignment */
89*0Sstevel@tonic-gate #define	SETOP_AND	2	/* '&' - bitwise AND */
90*0Sstevel@tonic-gate #define	SETOP_OR	3	/* '|' - bitwise OR */
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate /*
93*0Sstevel@tonic-gate  * Defines for sys_flags.
94*0Sstevel@tonic-gate  */
95*0Sstevel@tonic-gate #define	SYSPARAM_STR_TOKEN	0x0001 /* a string token is set */
96*0Sstevel@tonic-gate #define	SYSPARAM_HEX_TOKEN	0x0002 /* a hexadecimal number is set */
97*0Sstevel@tonic-gate #define	SYSPARAM_DEC_TOKEN	0x0004 /* a decimal number is set */
98*0Sstevel@tonic-gate #define	SYSPARAM_DUP		0x0010 /* this entry is duplicated */
99*0Sstevel@tonic-gate #define	SYSPARAM_TERM		0x0020 /* this entry is the last entry */
100*0Sstevel@tonic-gate 
101*0Sstevel@tonic-gate #ifdef	__cplusplus
102*0Sstevel@tonic-gate }
103*0Sstevel@tonic-gate #endif
104*0Sstevel@tonic-gate 
105*0Sstevel@tonic-gate #endif	/* _SYS_SYSCONF_H */
106