163 lines
4.9 KiB
C
163 lines
4.9 KiB
C
/*
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* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef __BFA_PORTLOG_H__
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#define __BFA_PORTLOG_H__
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#include "protocol/fc.h"
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#include <defs/bfa_defs_types.h>
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#define BFA_PL_NLOG_ENTS 256
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#define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS)
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#define BFA_PL_STRING_LOG_SZ 32 /* number of chars in string log */
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#define BFA_PL_INT_LOG_SZ 8 /* number of integers in the integer log */
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enum bfa_plog_log_type {
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BFA_PL_LOG_TYPE_INVALID = 0,
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BFA_PL_LOG_TYPE_INT = 1,
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BFA_PL_LOG_TYPE_STRING = 2,
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};
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/*
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* the (fixed size) record format for each entry in the portlog
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*/
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struct bfa_plog_rec_s {
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u32 tv; /* Filled by the portlog driver when the *
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* entry is added to the circular log. */
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u8 port; /* Source port that logged this entry. CM
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* entities will use 0xFF */
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u8 mid; /* Integer value to be used by all entities *
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* while logging. The module id to string *
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* conversion will be done by BFAL. See
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* enum bfa_plog_mid */
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u8 eid; /* indicates Rx, Tx, IOCTL, etc. See
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* enum bfa_plog_eid */
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u8 log_type; /* indicates string log or integer log.
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* see bfa_plog_log_type_t */
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u8 log_num_ints;
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/*
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* interpreted only if log_type is INT_LOG. indicates number of
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* integers in the int_log[] (0-PL_INT_LOG_SZ).
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*/
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u8 rsvd;
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u16 misc; /* can be used to indicate fc frame length,
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*etc.. */
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union {
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char string_log[BFA_PL_STRING_LOG_SZ];
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u32 int_log[BFA_PL_INT_LOG_SZ];
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} log_entry;
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};
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/*
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* the following #defines will be used by the logging entities to indicate
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* their module id. BFAL will convert the integer value to string format
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*
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* process to be used while changing the following #defines:
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* - Always add new entries at the end
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* - define corresponding string in BFAL
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* - Do not remove any entry or rearrange the order.
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*/
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enum bfa_plog_mid {
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BFA_PL_MID_INVALID = 0,
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BFA_PL_MID_DEBUG = 1,
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BFA_PL_MID_DRVR = 2,
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BFA_PL_MID_HAL = 3,
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BFA_PL_MID_HAL_FCXP = 4,
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BFA_PL_MID_HAL_UF = 5,
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BFA_PL_MID_FCS = 6,
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BFA_PL_MID_MAX = 7
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};
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#define BFA_PL_MID_STRLEN 8
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struct bfa_plog_mid_strings_s {
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char m_str[BFA_PL_MID_STRLEN];
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};
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/*
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* the following #defines will be used by the logging entities to indicate
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* their event type. BFAL will convert the integer value to string format
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*
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* process to be used while changing the following #defines:
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* - Always add new entries at the end
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* - define corresponding string in BFAL
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* - Do not remove any entry or rearrange the order.
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*/
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enum bfa_plog_eid {
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BFA_PL_EID_INVALID = 0,
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BFA_PL_EID_IOC_DISABLE = 1,
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BFA_PL_EID_IOC_ENABLE = 2,
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BFA_PL_EID_PORT_DISABLE = 3,
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BFA_PL_EID_PORT_ENABLE = 4,
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BFA_PL_EID_PORT_ST_CHANGE = 5,
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BFA_PL_EID_TX = 6,
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BFA_PL_EID_TX_ACK1 = 7,
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BFA_PL_EID_TX_RJT = 8,
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BFA_PL_EID_TX_BSY = 9,
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BFA_PL_EID_RX = 10,
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BFA_PL_EID_RX_ACK1 = 11,
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BFA_PL_EID_RX_RJT = 12,
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BFA_PL_EID_RX_BSY = 13,
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BFA_PL_EID_CT_IN = 14,
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BFA_PL_EID_CT_OUT = 15,
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BFA_PL_EID_DRIVER_START = 16,
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BFA_PL_EID_RSCN = 17,
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BFA_PL_EID_DEBUG = 18,
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BFA_PL_EID_MISC = 19,
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BFA_PL_EID_MAX = 20
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};
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#define BFA_PL_ENAME_STRLEN 8
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struct bfa_plog_eid_strings_s {
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char e_str[BFA_PL_ENAME_STRLEN];
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};
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#define BFA_PL_SIG_LEN 8
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#define BFA_PL_SIG_STR "12pl123"
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/*
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* per port circular log buffer
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*/
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struct bfa_plog_s {
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char plog_sig[BFA_PL_SIG_LEN]; /* Start signature */
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u8 plog_enabled;
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u8 rsvd[7];
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u32 ticks;
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u16 head;
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u16 tail;
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struct bfa_plog_rec_s plog_recs[BFA_PL_NLOG_ENTS];
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};
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void bfa_plog_init(struct bfa_plog_s *plog);
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void bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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enum bfa_plog_eid event, u16 misc, char *log_str);
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void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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enum bfa_plog_eid event, u16 misc,
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u32 *intarr, u32 num_ints);
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void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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enum bfa_plog_eid event, u16 misc,
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struct fchs_s *fchdr);
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void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
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enum bfa_plog_eid event, u16 misc,
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struct fchs_s *fchdr, u32 pld_w0);
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void bfa_plog_clear(struct bfa_plog_s *plog);
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void bfa_plog_enable(struct bfa_plog_s *plog);
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void bfa_plog_disable(struct bfa_plog_s *plog);
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bfa_boolean_t bfa_plog_get_setting(struct bfa_plog_s *plog);
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#endif /* __BFA_PORTLOG_H__ */
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