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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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _LIBSESLOG_H
#define _LIBSESLOG_H
#include <libnvpair.h>
#include <sys/types.h>
#include <sys/scsi/impl/uscsi.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Error definitions
*/
enum {
SES_LOG_FAILED_TO_OPEN_DEVICE = 1, /* Couldn't open dev path */
SES_LOG_FAILED_TO_READ_DEVICE, /* Couldn't read the log data */
SES_LOG_FAILED_NULL_TARGET_PATH, /* Null target path */
SES_LOG_FAILED_BAD_TARGET_PATH, /* Couldn't find valid target path */
SES_LOG_FAILED_MODE_SENSE, /* Mode sense error returned */
SES_LOG_FAILED_MODE_SENSE_OFFSET, /* Offset not correct */
SES_LOG_FAILED_BAD_DATA_LEN, /* Data length not correct */
SES_LOG_FAILED_BAD_CONTENT_LEN, /* Content length not correct */
SES_LOG_FAILED_FORMAT_PAGE_ERR, /* Device doesn't support page */
SES_LOG_FAILED_NV_UNIQUE, /* Couldn't add unique to nvlist */
SES_LOG_FAILED_NV_LOG, /* Couldn't add log to nvlist */
SES_LOG_FAILED_NV_CODE, /* Couldn't add code to nvlist */
SES_LOG_FAILED_NV_SEV, /* Couldn't add sev to nvlist */
SES_LOG_FAILED_NV_ENTRY, /* Couldn't add entry to nvlist */
SES_LOG_FAILED_MODE_SELECT, /* Mode select failed */
SES_LOG_FAILED_NVLIST_CREATE /* Couldn't create a nvlist */
};
/*
* define different levels of log entries that could be returned
*/
#define SES_LOG_LEVEL_NOTICE 0
#define SES_LOG_LEVEL_DEBUG 1
#define SES_LOG_LEVEL_WARNING 2
#define SES_LOG_LEVEL_NO_MASK 3
#define SES_LOG_LEVEL_ERROR 4
#define SES_LOG_LEVEL_FATAL 5
/* Valid size of log entry being returned by expander */
#define SES_LOG_VALID_LOG_SIZE 71
/* The string log is made from 8 char entries */
#define SES_LOG_SPECIFIC_ENTRY_SIZE 8
/* Index of where log event type starts */
#define SES_LOG_EVENT_TYPE_START 4
/* Index of where sequence number starts in returned string */
#define SES_LOG_SEQ_NUM_START 27
/* Index of where log code starts */
#define SES_LOG_CODE_START 36
/* Index of where log level starts in returned string */
#define SES_LOG_LEVEL_START 40
/* Maximum size the each sub log entry can be */
#define ENTRY_MAX_SIZE 10
/* Maximum save buffer log entry size */
#define MAX_LOG_ENTRY_SZ 256
#define MAX_ALLOC_LEN (0xfffc)
/*
* Sense return buffer length
* Arbitrary, could be larger
*/
#define SENSE_BUFF_LEN 32
/*
* 60 seconds for SCSI timeout
*/
#define DEF_PT_TIMEOUT 60
/*
* Defines for different SCSI cmd paramters
*/
#define MODE_SELECT10_CMDLEN 10
#define MODE10_RESP_HDR_LEN 8
#define MODE_SENSE10_CMDLEN 10
/*
* Defines for nvlist entries
*/
#define ENTRY_PREFIX "entry"
#define ENTRY_SEVERITY "severity"
#define ENTRY_CODE "code"
#define ENTRY_LOG "log"
/*
* Genesis specific log clear control struct
*/
struct log_clear_control_struct {
unsigned char pageControls;
uint8_t subpage_code;
uint8_t page_lengthUpper;
uint8_t page_lengthLower;
uint8_t host_id[16];
uint8_t seq_clear[4];
uint8_t timeout[2];
};
/*
* Struct to contain information needed to read logs
*/
typedef struct ses_log_call_struct {
char target_path[MAXPATHLEN]; /* Path to device, passed in */
char product_id[MAXNAMELEN]; /* product id of expander, passed in */
hrtime_t poll_time; /* nanosecond poll time, passed in */
char last_log_entry[MAXNAMELEN]; /* Last entry read, passed in/out */
int number_log_entries; /* num of log entries read, passed back */
int size_of_log_entries; /* Total size of all logs read passed back */
nvlist_t *log_data; /* Log data being returned, passed back */
} ses_log_call_t;
/*
* Basic library functions
*/
extern int access_ses_log(struct ses_log_call_struct *);
#ifdef __cplusplus
}
#endif
#endif /* _LIBSESLOG_H */
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