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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 | /* | |
572e2857 | 23 | * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. |
fa42225a BB |
24 | */ |
25 | ||
26 | #ifndef _SYS_FM_UTIL_H | |
27 | #define _SYS_FM_UTIL_H | |
28 | ||
fa42225a BB |
29 | #ifdef __cplusplus |
30 | extern "C" { | |
31 | #endif | |
32 | ||
33 | #include <sys/nvpair.h> | |
34 | #include <sys/errorq.h> | |
35 | ||
36 | /* | |
37 | * Shared user/kernel definitions for class length, error channel name, | |
38 | * and kernel event publisher string. | |
39 | */ | |
40 | #define FM_MAX_CLASS 100 | |
41 | #define FM_ERROR_CHAN "com.sun:fm:error" | |
42 | #define FM_PUB "fm" | |
43 | ||
44 | /* | |
45 | * ereport dump device transport support | |
46 | * | |
47 | * Ereports are written out to the dump device at a proscribed offset from the | |
48 | * end, similar to in-transit log messages. The ereports are represented as a | |
49 | * erpt_dump_t header followed by ed_size bytes of packed native nvlist data. | |
50 | * | |
51 | * NOTE: All of these constants and the header must be defined so they have the | |
52 | * same representation for *both* 32-bit and 64-bit producers and consumers. | |
53 | */ | |
54 | #define ERPT_MAGIC 0xf00d4eddU | |
55 | #define ERPT_MAX_ERRS 16 | |
56 | #define ERPT_DATA_SZ (6 * 1024) | |
57 | #define ERPT_EVCH_MAX 256 | |
58 | #define ERPT_HIWAT 64 | |
59 | ||
60 | typedef struct erpt_dump { | |
61 | uint32_t ed_magic; /* ERPT_MAGIC or zero to indicate end */ | |
62 | uint32_t ed_chksum; /* checksum32() of packed nvlist data */ | |
63 | uint32_t ed_size; /* ereport (nvl) fixed buf size */ | |
64 | uint32_t ed_pad; /* reserved for future use */ | |
65 | hrtime_t ed_hrt_nsec; /* hrtime of this ereport */ | |
66 | hrtime_t ed_hrt_base; /* hrtime sample corresponding to ed_tod_base */ | |
67 | struct { | |
68 | uint64_t sec; /* seconds since gettimeofday() Epoch */ | |
69 | uint64_t nsec; /* nanoseconds past ed_tod_base.sec */ | |
70 | } ed_tod_base; | |
71 | } erpt_dump_t; | |
72 | ||
73 | #ifdef _KERNEL | |
74 | #include <sys/systm.h> | |
75 | ||
76 | #define FM_STK_DEPTH 20 /* maximum stack depth */ | |
77 | #define FM_SYM_SZ 64 /* maximum symbol size */ | |
78 | #define FM_ERR_PIL 2 /* PIL for ereport_errorq drain processing */ | |
79 | ||
80 | #define FM_EREPORT_PAYLOAD_NAME_STACK "stack" | |
81 | ||
82 | extern errorq_t *ereport_errorq; | |
83 | extern void *ereport_dumpbuf; | |
84 | extern size_t ereport_dumplen; | |
85 | ||
86 | extern void fm_init(void); | |
87 | extern void fm_nvprint(nvlist_t *); | |
88 | extern void fm_panic(const char *, ...); | |
89 | extern void fm_banner(void); | |
90 | ||
91 | extern void fm_ereport_dump(void); | |
92 | extern void fm_ereport_post(nvlist_t *, int); | |
93 | ||
94 | extern void fm_payload_stack_add(nvlist_t *, const pc_t *, int); | |
95 | ||
572e2857 | 96 | extern int is_fm_panic(); |
fa42225a BB |
97 | #endif /* _KERNEL */ |
98 | ||
99 | #ifdef __cplusplus | |
100 | } | |
101 | #endif | |
102 | ||
103 | #endif /* _SYS_FM_UTIL_H */ |