smc.h
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上传日期:2013-04-10
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- /******************************************************************************
- *
- * (C)Copyright 1998,1999 SysKonnect,
- * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * The information in this file is provided "AS IS" without warranty.
- *
- ******************************************************************************/
- #ifndef _SCMECM_
- #define _SCMECM_
- #if defined(PCI) && !defined(OSDEF)
- /*
- * In the case of the PCI bus the file osdef1st.h must be present
- */
- #define OSDEF
- #endif
- #ifdef PCI
- #ifndef SUPERNET_3
- #define SUPERNET_3
- #endif
- #ifndef TAG_MODE
- #define TAG_MODE
- #endif
- #endif
- /*
- * include all other files in required order
- * the following files must have been included before:
- * types.h
- * fddi.h
- */
- #ifdef OSDEF
- #include "h/osdef1st.h"
- #endif /* OSDEF */
- #ifdef OEM_CONCEPT
- #include "oemdef.h"
- #endif /* OEM_CONCEPT */
- #include "h/smt.h"
- #include "h/cmtdef.h"
- #include "h/fddimib.h"
- #include "h/targethw.h" /* all target hw dependencies */
- #include "h/targetos.h" /* all target os dependencies */
- #ifdef ESS
- #include "h/sba.h"
- #endif
- /*
- * Event Queue
- * queue.c
- * events are class/value pairs
- * class is addressee, e.g. RMT, PCM etc.
- * value is command, e.g. line state change, ring op change etc.
- */
- struct event_queue {
- u_short class ; /* event class */
- u_short event ; /* event value */
- } ;
- /*
- * define event queue as circular buffer
- */
- #ifdef CONCENTRATOR
- #define MAX_EVENT 128
- #else /* nCONCENTRATOR */
- #define MAX_EVENT 64
- #endif /* nCONCENTRATOR */
- struct s_queue {
- struct event_queue ev_queue[MAX_EVENT];
- struct event_queue *ev_put ;
- struct event_queue *ev_get ;
- } ;
- /*
- * ECM - Entity Coordination Management
- * ecm.c
- */
- struct s_ecm {
- u_char path_test ; /* ECM path test variable */
- u_char sb_flag ; /* ECM stuck bypass */
- u_char DisconnectFlag ; /* jd 05-Aug-1999 Bug #10419
- * ECM disconnected */
- u_char ecm_line_state ; /* flag to dispatcher : line states */
- u_long trace_prop ; /* ECM Trace_Prop flag >= 16 bits !! */
- /* NUMPHYS note:
- * this variable must have enough bits to hold all entiies in
- * the station. So NUMPHYS may not be greater than 31.
- */
- char ec_pad[2] ;
- struct smt_timer ecm_timer ; /* timer */
- } ;
- /*
- * RMT - Ring Management
- * rmt.c
- */
- struct s_rmt {
- u_char dup_addr_test ; /* state of dupl. addr. test */
- u_char da_flag ; /* flag : duplicate address det. */
- u_char loop_avail ; /* flag : MAC available for loopback */
- u_char sm_ma_avail ; /* flag : MAC available for SMT */
- u_char no_flag ; /* flag : ring not operational */
- u_char bn_flag ; /* flag : MAC reached beacon state */
- u_char jm_flag ; /* flag : jamming in NON_OP_DUP */
- u_char rm_join ; /* CFM flag RM_Join */
- u_char rm_loop ; /* CFM flag RM_Loop */
- long fast_rm_join ; /* bit mask of active ports */
- /*
- * timer and flags
- */
- struct smt_timer rmt_timer0 ; /* timer 0 */
- struct smt_timer rmt_timer1 ; /* timer 1 */
- struct smt_timer rmt_timer2 ; /* timer 2 */
- u_char timer0_exp ; /* flag : timer 0 expired */
- u_char timer1_exp ; /* flag : timer 1 expired */
- u_char timer2_exp ; /* flag : timer 2 expired */
- u_char rm_pad1[1] ;
- } ;
- /*
- * CFM - Configuration Management
- * cfm.c
- * used for SAS and DAS
- */
- struct s_cfm {
- u_char cf_state; /* CFM state machine current state */
- u_char cf_pad[3] ;
- } ;
- /*
- * CEM - Configuration Element Management
- * cem.c
- * used for Concentrator
- */
- #ifdef CONCENTRATOR
- struct s_cem {
- int ce_state ; /* CEM state */
- int ce_port ; /* PA PB PM PM+1 .. */
- int ce_type ; /* TA TB TS TM */
- } ;
- /*
- * linked list of CCEs in current token path
- */
- struct s_c_ring {
- struct s_c_ring *c_next ;
- char c_entity ;
- } ;
- struct mib_path_config {
- u_long fddimibPATHConfigSMTIndex;
- u_long fddimibPATHConfigPATHIndex;
- u_long fddimibPATHConfigTokenOrder;
- u_long fddimibPATHConfigResourceType;
- #define SNMP_RES_TYPE_MAC 2 /* Resource is a MAC */
- #define SNMP_RES_TYPE_PORT 4 /* Resource is a PORT */
- u_long fddimibPATHConfigResourceIndex;
- u_long fddimibPATHConfigCurrentPath;
- #define SNMP_PATH_ISOLATED 1 /* Current path is isolated */
- #define SNMP_PATH_LOCAL 2 /* Current path is local */
- #define SNMP_PATH_SECONDARY 3 /* Current path is secondary */
- #define SNMP_PATH_PRIMARY 4 /* Current path is primary */
- #define SNMP_PATH_CONCATENATED 5 /* Current path is concatenated */
- #define SNMP_PATH_THRU 6 /* Current path is thru */
- };
- #endif
- /*
- * PCM connect states
- */
- #define PCM_DISABLED 0
- #define PCM_CONNECTING 1
- #define PCM_STANDBY 2
- #define PCM_ACTIVE 3
- struct s_pcm {
- u_char pcm_pad[3] ;
- } ;
- /*
- * PHY struct
- * one per physical port
- */
- struct s_phy {
- /* Inter Module Globals */
- struct fddi_mib_p *mib ;
- u_char np ; /* index 0 .. NUMPHYS */
- u_char cf_join ;
- u_char cf_loop ;
- u_char wc_flag ; /* withhold connection flag */
- u_char pc_mode ; /* Holds the negotiated mode of the PCM */
- u_char pc_lem_fail ; /* flag : LCT failed */
- u_char lc_test ;
- u_char scrub ; /* CFM flag Scrub -> PCM */
- char phy_name ;
- u_char pmd_type[2] ; /* SK connector/transceiver type codes */
- #define PMD_SK_CONN 0 /* pmd_type[PMD_SK_CONN] = Connector */
- #define PMD_SK_PMD 1 /* pmd_type[PMD_SK_PMD] = Xver */
- u_char pmd_scramble ; /* scrambler on/off */
- /* inner Module Globals */
- u_char curr_ls ; /* current line state */
- u_char ls_flag ;
- u_char rc_flag ;
- u_char tc_flag ;
- u_char td_flag ;
- u_char bitn ;
- u_char tr_flag ; /* trace recvd while in active */
- u_char twisted ; /* flag to indicate an A-A or B-B connection */
- u_char t_val[NUMBITS] ; /* transmit bits for signaling */
- u_char r_val[NUMBITS] ; /* receive bits for signaling */
- u_long t_next[NUMBITS] ;
- struct smt_timer pcm_timer0 ;
- struct smt_timer pcm_timer1 ;
- struct smt_timer pcm_timer2 ;
- u_char timer0_exp ;
- u_char timer1_exp ;
- u_char timer2_exp ;
- u_char pcm_pad1[1] ;
- int cem_pst ; /* CEM privae state; used for dual homing */
- struct lem_counter lem ;
- #ifdef AMDPLC
- struct s_plc plc ;
- #endif
- } ;
- /*
- * timer package
- * smttimer.c
- */
- struct s_timer {
- struct smt_timer *st_queue ;
- struct smt_timer st_fast ;
- } ;
- /*
- * SRF types and data
- */
- #define SMT_EVENT_BASE 1
- #define SMT_EVENT_MAC_PATH_CHANGE (SMT_EVENT_BASE+0)
- #define SMT_EVENT_MAC_NEIGHBOR_CHANGE (SMT_EVENT_BASE+1)
- #define SMT_EVENT_PORT_PATH_CHANGE (SMT_EVENT_BASE+2)
- #define SMT_EVENT_PORT_CONNECTION (SMT_EVENT_BASE+3)
- #define SMT_IS_CONDITION(x) ((x)>=SMT_COND_BASE)
- #define SMT_COND_BASE (SMT_EVENT_PORT_CONNECTION+1)
- #define SMT_COND_SMT_PEER_WRAP (SMT_COND_BASE+0)
- #define SMT_COND_SMT_HOLD (SMT_COND_BASE+1)
- #define SMT_COND_MAC_FRAME_ERROR (SMT_COND_BASE+2)
- #define SMT_COND_MAC_DUP_ADDR (SMT_COND_BASE+3)
- #define SMT_COND_MAC_NOT_COPIED (SMT_COND_BASE+4)
- #define SMT_COND_PORT_EB_ERROR (SMT_COND_BASE+5)
- #define SMT_COND_PORT_LER (SMT_COND_BASE+6)
- #define SR0_WAIT 0
- #define SR1_HOLDOFF 1
- #define SR2_DISABLED 2
- struct s_srf {
- u_long SRThreshold ; /* threshold value */
- u_char RT_Flag ; /* report transmitted flag */
- u_char sr_state ; /* state-machine */
- u_char any_report ; /* any report required */
- u_long TSR ; /* timer */
- u_short ring_status ; /* IBM ring status */
- } ;
- /*
- * IBM token ring status
- */
- #define RS_RES15 (1<<15) /* reserved */
- #define RS_HARDERROR (1<<14) /* ring down */
- #define RS_SOFTERROR (1<<13) /* sent SRF */
- #define RS_BEACON (1<<12) /* transmitted beacon */
- #define RS_PATHTEST (1<<11) /* path test failed */
- #define RS_SELFTEST (1<<10) /* selftest required */
- #define RS_RES9 (1<< 9) /* reserved */
- #define RS_DISCONNECT (1<< 8) /* remote disconnect */
- #define RS_RES7 (1<< 7) /* reserved */
- #define RS_DUPADDR (1<< 6) /* duplicate address */
- #define RS_NORINGOP (1<< 5) /* no ring op */
- #define RS_VERSION (1<< 4) /* SMT version mismatch */
- #define RS_STUCKBYPASSS (1<< 3) /* stuck bypass */
- #define RS_EVENT (1<< 2) /* FDDI event occurred */
- #define RS_RINGOPCHANGE (1<< 1) /* ring op changed */
- #define RS_RES0 (1<< 0) /* reserved */
- #define RS_SET(smc,bit)
- ring_status_indication(smc,smc->srf.ring_status |= bit)
- #define RS_CLEAR(smc,bit)
- ring_status_indication(smc,smc->srf.ring_status &= ~bit)
- #define RS_CLEAR_EVENT (0xffff & ~(RS_NORINGOP))
- /* Define the AIX-event-Notification as null function if it isn't defined */
- /* in the targetos.h file */
- #ifndef AIX_EVENT
- #define AIX_EVENT(smc,opt0,opt1,opt2,opt3) /* nothing */
- #endif
- struct s_srf_evc {
- u_char evc_code ; /* event code type */
- u_char evc_index ; /* index for mult. instances */
- u_char evc_rep_required ; /* report required */
- u_short evc_para ; /* SMT Para Number */
- u_char *evc_cond_state ; /* condition state */
- u_char *evc_multiple ; /* multiple occurence */
- } ;
- /*
- * Values used by frame based services
- * smt.c
- */
- #define SMT_MAX_TEST 5
- #define SMT_TID_NIF 0 /* pending NIF request */
- #define SMT_TID_NIF_TEST 1 /* pending NIF test */
- #define SMT_TID_ECF_UNA 2 /* pending ECF UNA test */
- #define SMT_TID_ECF_DNA 3 /* pending ECF DNA test */
- #define SMT_TID_ECF 4 /* pending ECF test */
- struct smt_values {
- u_long smt_tvu ; /* timer valid una */
- u_long smt_tvd ; /* timer valid dna */
- u_long smt_tid ; /* transaction id */
- u_long pend[SMT_MAX_TEST] ; /* TID of requests */
- u_long uniq_time ; /* unique time stamp */
- u_short uniq_ticks ; /* unique time stamp */
- u_short please_reconnect ; /* flag : reconnect */
- u_long smt_last_lem ;
- u_long smt_last_notify ;
- struct smt_timer smt_timer ; /* SMT NIF timer */
- u_long last_tok_time[NUMMACS]; /* token cnt emulation */
- } ;
- /*
- * SMT/CMT configurable parameters
- */
- #define SMT_DAS 0 /* dual attach */
- #define SMT_SAS 1 /* single attach */
- #define SMT_NAC 2 /* null attach concentrator */
- struct smt_config {
- u_char attach_s ; /* CFM attach to secondary path */
- u_char sas ; /* SMT_DAS/SAS/NAC */
- u_char build_ring_map ; /* build ringmap if TRUE */
- u_char numphys ; /* number of active phys */
- u_char sc_pad[1] ;
- u_long pcm_tb_min ; /* PCM : TB_Min timer value */
- u_long pcm_tb_max ; /* PCM : TB_Max timer value */
- u_long pcm_c_min ; /* PCM : C_Min timer value */
- u_long pcm_t_out ; /* PCM : T_Out timer value */
- u_long pcm_tl_min ; /* PCM : TL_min timer value */
- u_long pcm_lc_short ; /* PCM : LC_Short timer value */
- u_long pcm_lc_medium ; /* PCM : LC_Medium timer value */
- u_long pcm_lc_long ; /* PCM : LC_Long timer value */
- u_long pcm_lc_extended ; /* PCM : LC_Extended timer value */
- u_long pcm_t_next_9 ; /* PCM : T_Next[9] timer value */
- u_long pcm_ns_max ; /* PCM : NS_Max timer value */
- u_long ecm_i_max ; /* ECM : I_Max timer value */
- u_long ecm_in_max ; /* ECM : IN_Max timer value */
- u_long ecm_td_min ; /* ECM : TD_Min timer */
- u_long ecm_test_done ; /* ECM : path test done timer */
- u_long ecm_check_poll ; /* ECM : check bypass poller */
- u_long rmt_t_non_op ; /* RMT : T_Non_OP timer value */
- u_long rmt_t_stuck ; /* RMT : T_Stuck timer value */
- u_long rmt_t_direct ; /* RMT : T_Direct timer value */
- u_long rmt_t_jam ; /* RMT : T_Jam timer value */
- u_long rmt_t_announce ; /* RMT : T_Announce timer value */
- u_long rmt_t_poll ; /* RMT : claim/beacon poller */
- u_long rmt_dup_mac_behavior ; /* Flag for the beavior of SMT if
- * a Duplicate MAC Address was detected.
- * FALSE: SMT will leave finaly the ring
- * TRUE: SMT will reinstert into the ring
- */
- u_long mac_d_max ; /* MAC : D_Max timer value */
- u_long lct_short ; /* LCT : error threshhold */
- u_long lct_medium ; /* LCT : error threshhold */
- u_long lct_long ; /* LCT : error threshhold */
- u_long lct_extended ; /* LCT : error threshhold */
- } ;
- #ifdef DEBUG
- /*
- * Debugging struct sometimes used in smc
- */
- struct smt_debug {
- int d_smtf ;
- int d_smt ;
- int d_ecm ;
- int d_rmt ;
- int d_cfm ;
- int d_pcm ;
- int d_plc ;
- #ifdef ESS
- int d_ess ;
- #endif
- #ifdef SBA
- int d_sba ;
- #endif
- struct os_debug d_os; /* Include specific OS DEBUG struct */
- } ;
- #ifndef DEBUG_BRD
- /* all boards shall be debugged with one debug struct */
- extern struct smt_debug debug; /* Declaration of debug struct */
- #endif /* DEBUG_BRD */
- #endif /* DEBUG */
- /*
- * the SMT Context Struct SMC
- * this struct contains ALL global variables of SMT
- */
- struct s_smc {
- struct s_smt_os os ; /* os specific */
- struct s_smt_hw hw ; /* hardware */
- /*
- * NOTE: os and hw MUST BE the first two structs
- * anything beyond hw WILL BE SET TO ZERO in smt_set_defaults()
- */
- struct smt_config s ; /* smt constants */
- struct smt_values sm ; /* smt variables */
- struct s_ecm e ; /* ecm */
- struct s_rmt r ; /* rmt */
- struct s_cfm cf ; /* cfm/cem */
- #ifdef CONCENTRATOR
- struct s_cem ce[NUMPHYS] ; /* cem */
- struct s_c_ring cr[NUMPHYS+NUMMACS] ;
- #endif
- struct s_pcm p ; /* pcm */
- struct s_phy y[NUMPHYS] ; /* phy */
- struct s_queue q ; /* queue */
- struct s_timer t ; /* timer */
- struct s_srf srf ; /* SRF */
- struct s_srf_evc evcs[6+NUMPHYS*4] ;
- struct fddi_mib mib ; /* __THE_MIB__ */
- #ifdef SBA
- struct s_sba sba ; /* SBA variables */
- #endif
- #ifdef ESS
- struct s_ess ess ; /* Ess variables */
- #endif
- #if defined(DEBUG) && defined(DEBUG_BRD)
- /* If you want all single board to be debugged separately */
- struct smt_debug debug; /* Declaration of debug struct */
- #endif /* DEBUG_BRD && DEBUG */
- } ;
- #endif /* _SCMECM_ */