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/*
* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_PORTLOG_H__
#define __BFA_PORTLOG_H__
#include "bfa_fc.h"
#include "bfa_defs.h"
#define BFA_PL_NLOG_ENTS 256
#define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS)
#define BFA_PL_STRING_LOG_SZ 32 /* number of chars in string log */
#define BFA_PL_INT_LOG_SZ 8 /* number of integers in the integer log */
enum bfa_plog_log_type {
BFA_PL_LOG_TYPE_INVALID = 0,
BFA_PL_LOG_TYPE_INT = 1,
BFA_PL_LOG_TYPE_STRING = 2,
};
/*
* the (fixed size) record format for each entry in the portlog
*/
struct bfa_plog_rec_s {
u64 tv; /* timestamp */
u8 port; /* Source port that logged this entry */
u8 mid; /* module id */
u8 eid; /* indicates Rx, Tx, IOCTL, etc. bfa_plog_eid */
u8 log_type; /* string/integer log, bfa_plog_log_type_t */
u8 log_num_ints;
/*
* interpreted only if log_type is INT_LOG. indicates number of
* integers in the int_log[] (0-PL_INT_LOG_SZ).
*/
u8 rsvd;
u16 misc; /* can be used to indicate fc frame length */
union {
char string_log[BFA_PL_STRING_LOG_SZ];
u32 int_log[BFA_PL_INT_LOG_SZ];
} log_entry;
};
/*
* the following #defines will be used by the logging entities to indicate
* their module id. BFAL will convert the integer value to string format
*
* process to be used while changing the following #defines:
* - Always add new entries at the end
* - define corresponding string in BFAL
* - Do not remove any entry or rearrange the order.
*/
enum bfa_plog_mid {
BFA_PL_MID_INVALID = 0,
BFA_PL_MID_DEBUG = 1,
BFA_PL_MID_DRVR = 2,
BFA_PL_MID_HAL = 3,
BFA_PL_MID_HAL_FCXP = 4,
BFA_PL_MID_HAL_UF = 5,
BFA_PL_MID_FCS = 6,
BFA_PL_MID_LPS = 7,
BFA_PL_MID_MAX = 8
};
#define BFA_PL_MID_STRLEN 8
struct bfa_plog_mid_strings_s {
char m_str[BFA_PL_MID_STRLEN];
};
/*
* the following #defines will be used by the logging entities to indicate
* their event type. BFAL will convert the integer value to string format
*
* process to be used while changing the following #defines:
* - Always add new entries at the end
* - define corresponding string in BFAL
* - Do not remove any entry or rearrange the order.
*/
enum bfa_plog_eid {
BFA_PL_EID_INVALID = 0,
BFA_PL_EID_IOC_DISABLE = 1,
BFA_PL_EID_IOC_ENABLE = 2,
BFA_PL_EID_PORT_DISABLE = 3,
BFA_PL_EID_PORT_ENABLE = 4,
BFA_PL_EID_PORT_ST_CHANGE = 5,
BFA_PL_EID_TX = 6,
BFA_PL_EID_TX_ACK1 = 7,
BFA_PL_EID_TX_RJT = 8,
BFA_PL_EID_TX_BSY = 9,
BFA_PL_EID_RX = 10,
BFA_PL_EID_RX_ACK1 = 11,
BFA_PL_EID_RX_RJT = 12,
BFA_PL_EID_RX_BSY = 13,
BFA_PL_EID_CT_IN = 14,
BFA_PL_EID_CT_OUT = 15,
BFA_PL_EID_DRIVER_START = 16,
BFA_PL_EID_RSCN = 17,
BFA_PL_EID_DEBUG = 18,
BFA_PL_EID_MISC = 19,
BFA_PL_EID_FIP_FCF_DISC = 20,
BFA_PL_EID_FIP_FCF_CVL = 21,
BFA_PL_EID_LOGIN = 22,
BFA_PL_EID_LOGO = 23,
BFA_PL_EID_TRUNK_SCN = 24,
BFA_PL_EID_MAX
};
#define BFA_PL_ENAME_STRLEN 8
struct bfa_plog_eid_strings_s {
char e_str[BFA_PL_ENAME_STRLEN];
};
#define BFA_PL_SIG_LEN 8
#define BFA_PL_SIG_STR "12pl123"
/*
* per port circular log buffer
*/
struct bfa_plog_s {
char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */
u8 plog_enabled;
u8 rsvd[7];
u32 ticks;
u16 head;
u16 tail;
struct bfa_plog_rec_s plog_recs[BFA_PL_NLOG_ENTS];
};
void bfa_plog_init(struct bfa_plog_s *plog);
void bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event, u16 misc, char *log_str);
void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event, u16 misc,
u32 *intarr, u32 num_ints);
void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr);
void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
enum bfa_plog_eid event, u16 misc,
struct fchs_s *fchdr, u32 pld_w0);
void bfa_plog_clear(struct bfa_plog_s *plog);
void bfa_plog_enable(struct bfa_plog_s *plog);
void bfa_plog_disable(struct bfa_plog_s *plog);
bfa_boolean_t bfa_plog_get_setting(struct bfa_plog_s *plog);
#endif /* __BFA_PORTLOG_H__ */
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