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/*
* 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 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_FM_UTIL_H
#define _SYS_FM_UTIL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#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;
#ifdef _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 *);
extern void fm_panic(const char *, ...);
extern void fm_banner(void);
extern void fm_ereport_dump(void);
extern void fm_ereport_post(nvlist_t *, int);
#endif /* _KERNEL */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_FM_UTIL_H */
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