diff options
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/sys/fm/util.h')
-rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/sys/fm/util.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/sys/fm/util.h b/sys/cddl/contrib/opensolaris/uts/common/sys/fm/util.h new file mode 100644 index 000000000000..e99a370af7ae --- /dev/null +++ b/sys/cddl/contrib/opensolaris/uts/common/sys/fm/util.h @@ -0,0 +1,102 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright 2017 RackTop Systems. + */ + +#ifndef _SYS_FM_UTIL_H +#define _SYS_FM_UTIL_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <sys/nvpair.h> +#include <sys/errorq.h> + +/* + * Shared user/kernel definitions for class length, error channel name, + * and kernel event publisher string. + */ +#define FM_MAX_CLASS 100 +#define FM_ERROR_CHAN "com.sun:fm:error" +#define FM_PUB "fm" + +/* + * ereport dump device transport support + * + * Ereports are written out to the dump device at a proscribed offset from the + * end, similar to in-transit log messages. The ereports are represented as a + * erpt_dump_t header followed by ed_size bytes of packed native nvlist data. + * + * NOTE: All of these constants and the header must be defined so they have the + * same representation for *both* 32-bit and 64-bit producers and consumers. + */ +#define ERPT_MAGIC 0xf00d4eddU +#define ERPT_MAX_ERRS 16 +#define ERPT_DATA_SZ (6 * 1024) +#define ERPT_EVCH_MAX 256 +#define ERPT_HIWAT 64 + +typedef struct erpt_dump { + uint32_t ed_magic; /* ERPT_MAGIC or zero to indicate end */ + uint32_t ed_chksum; /* checksum32() of packed nvlist data */ + uint32_t ed_size; /* ereport (nvl) fixed buf size */ + uint32_t ed_pad; /* reserved for future use */ + hrtime_t ed_hrt_nsec; /* hrtime of this ereport */ + hrtime_t ed_hrt_base; /* hrtime sample corresponding to ed_tod_base */ + struct { + uint64_t sec; /* seconds since gettimeofday() Epoch */ + uint64_t nsec; /* nanoseconds past ed_tod_base.sec */ + } ed_tod_base; +} erpt_dump_t; + +#if defined(_KERNEL) || defined(_FAKE_KERNEL) +#include <sys/systm.h> + +#define FM_STK_DEPTH 20 /* maximum stack depth */ +#define FM_SYM_SZ 64 /* maximum symbol size */ +#define FM_ERR_PIL 2 /* PIL for ereport_errorq drain processing */ + +#define FM_EREPORT_PAYLOAD_NAME_STACK "stack" + +extern errorq_t *ereport_errorq; +extern void *ereport_dumpbuf; +extern size_t ereport_dumplen; + +extern void fm_init(void); +extern void fm_nvprint(nvlist_t *); +#define fm_panic panic +extern void fm_banner(void); + +extern void fm_ereport_dump(void); +extern void fm_ereport_post(nvlist_t *, int); + +extern int is_fm_panic(); +#endif /* _KERNEL || _FAKE_KERNEL */ + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_FM_UTIL_H */ |