xref: /illumos-gate/usr/src/uts/common/sys/uadmin.h (revision b4203d757c7c247e39c94c09a94021a3a8121062)
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 2014 Garrett D'Amore <garrett@damore.org>
23  *
24  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
25  * Use is subject to license terms.
26  */
27 
28 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
29 /*	  All Rights Reserved	*/
30 
31 
32 #ifndef _SYS_UADMIN_H
33 #define	_SYS_UADMIN_H
34 
35 
36 #if !defined(_ASM)
37 #include <sys/types.h>
38 #include <sys/cred.h>
39 #endif
40 
41 #ifdef	__cplusplus
42 extern "C" {
43 #endif
44 
45 #define	A_REBOOT	1
46 #define	A_SHUTDOWN	2
47 #define	A_FREEZE	3	/* For freeze and thaw */
48 #define	A_REMOUNT	4
49 #define	A_DUMP		5
50 #define	A_FTRACE	15
51 #define	A_SWAPCTL	16
52 /*			17-21	   reserved for obsolete interface */
53 #define	A_SDTTEST	22	/* DTrace sdt:::test */
54 #define	A_CONFIG	23	/* For system configuration */
55 
56 #define	AD_UNKNOWN	-1	/* no method */
57 #define	AD_HALT		0	/* halt the processor */
58 #define	AD_BOOT		1	/* multi-user reboot */
59 #define	AD_IBOOT	2	/* multi-user reboot, ask for name of file */
60 #define	AD_SBOOT	3	/* single-user reboot */
61 #define	AD_SIBOOT	4	/* single-user reboot, ask for name of file */
62 #define	AD_POWEROFF	6	/* software poweroff */
63 #define	AD_NOSYNC	7	/* do not sync filesystems on next A_DUMP */
64 #define	AD_FASTREBOOT	8	/* bypass firmware and boot loader */
65 #define	AD_FASTREBOOT_DRYRUN	9	/* Fast reboot Dry run */
66 
67 /*
68  * Functions reserved for A_FREEZE (may not be available on all platforms)
69  * Note:  AD_COMPRESS, AD_CHECK and AD_FORCE are now obsolete
70  *	The first two are succeeded by AD_SUSPEND_TO_DISK and
71  *		AD_CHECK_SUSPEND_TO_DISK respectively.
72  *	AD_FORCE should not be used by any new application
73  *
74  *	We maintain compatibility with the earlier interfaces:
75  *	AD_COMPRESS and AD_CHECK, by preserving those values
76  *	in the corresponding new interfaces
77  */
78 
79 #define	AD_COMPRESS	0	/* store state file compressed during CPR */
80 #define	AD_FORCE	1	/* force to do AD_COMPRESS */
81 #define	AD_CHECK	2	/* test if CPR module is available */
82 #define	AD_SUSPEND_TO_DISK	   AD_COMPRESS	/* A_FREEZE, CPR or ACPI S4 */
83 #define	AD_CHECK_SUSPEND_TO_DISK   AD_CHECK	/* A_FREEZE, CPR/S4 capable? */
84 #define	AD_SUSPEND_TO_RAM	   20		/* A_FREEZE, S3 */
85 #define	AD_CHECK_SUSPEND_TO_RAM	   21		/* A_FREEZE, S3 capable? */
86 
87 /*
88  * NOTE: the following defines comprise an Unstable interface.  Their semantics
89  * may change or they may be removed completely in a later release
90  */
91 #define	AD_REUSEINIT	3	/* prepare for AD_REUSABLE */
92 #define	AD_REUSABLE	4	/* create reusable statefile */
93 #define	AD_REUSEFINI	5	/* revert to normal CPR mode (not reusable) */
94 
95 #define	AD_FTRACE_START	1
96 #define	AD_FTRACE_STOP	2
97 
98 /*
99  * Functions of A_CONFIG.  Unstable interface.
100  */
101 #define	AD_UPDATE_BOOT_CONFIG	1	/* Update boot config variables */
102 
103 /*
104  * When 'mdep' (the second argument to uadmin(2)) is initialized for A_REBOOT,
105  * A_SHUTDOWN or A_DUMP, it represents the boot arguments string of at most
106  * 256 characters.
107  */
108 #define	BOOTARGS_MAX	256
109 
110 #if !defined(_KERNEL)
111 /*
112  * FMRI for boot-config service.
113  */
114 #define	FMRI_BOOT_CONFIG \
115 	"svc:/system/boot-config:default"
116 
117 /*
118  * Property group that contains all Fast Reboot configuration properties.
119  */
120 #define	BOOT_CONFIG_PG_PARAMS		"config"
121 
122 /*
123  * Property group that contains all Fast Reboot blacklisting information.
124  */
125 #define	BOOT_CONFIG_PG_FBBLACKLIST	"fastreboot_blacklist"
126 
127 /*
128  * Non-persistent property group which contains all the properties that
129  * will override settings in the BOOT_CONFIG_PG_PARAMS property group.
130  */
131 #define	BOOT_CONFIG_PG_OVR		"config_ovr"
132 
133 #endif	/* _KERNEL */
134 
135 /*
136  * Flag representations of fastboot configuration.
137  */
138 #define	UA_FASTREBOOT_DEFAULT	0x01
139 #define	UA_FASTREBOOT_ONPANIC	0x02
140 
141 #define	FASTREBOOT_DEFAULT		"fastreboot_default"
142 #define	FASTREBOOT_ONPANIC		"fastreboot_onpanic"
143 #define	FASTREBOOT_ONPANIC_CMDLINE	"fastreboot_onpanic_cmdline"
144 
145 #define	FASTREBOOT_ONPANIC_NOTSET(p)	\
146 	(strcmp((p), "false") == 0 ||	\
147 	strcmp((p), "no") == 0 ||	\
148 	strcmp((p), "0") == 0)
149 
150 #define	FASTREBOOT_ONPANIC_ISSET(p)	\
151 	(strcmp((p), "true") == 0 ||	\
152 	strcmp((p), "yes") == 0 ||	\
153 	strcmp((p), "1") == 0)
154 
155 #if !defined(_ASM)
156 
157 #if defined(_KERNEL)
158 extern kmutex_t ualock;
159 extern void mdboot(int, int, char *, boolean_t);
160 extern void mdpreboot(int, int, char *);
161 extern int kadmin(int, int, void *, cred_t *);
162 extern void killall(zoneid_t);
163 #endif
164 
165 extern int uadmin(int, int, uintptr_t);
166 
167 #endif	/* _ASM */
168 
169 #ifdef	__cplusplus
170 }
171 #endif
172 
173 #endif	/* _SYS_UADMIN_H */
174