pcmplc.c
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上传日期:2013-02-24
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- /******************************************************************************
- *
- * (C)Copyright 1998,1999 SysKonnect,
- * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
- *
- * See the file "skfddi.c" for further information.
- *
- * 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.
- *
- ******************************************************************************/
- /*
- PCM
- Physical Connection Management
- */
- /*
- * Hardware independant state machine implemantation
- * The following external SMT functions are referenced :
- *
- * queue_event()
- * smt_timer_start()
- * smt_timer_stop()
- *
- * The following external HW dependant functions are referenced :
- * sm_pm_control()
- * sm_ph_linestate()
- * sm_pm_ls_latch()
- *
- * The following HW dependant events are required :
- * PC_QLS
- * PC_ILS
- * PC_HLS
- * PC_MLS
- * PC_NSE
- * PC_LEM
- *
- */
- #include "h/types.h"
- #include "h/fddi.h"
- #include "h/smc.h"
- #include "h/supern_2.h"
- #define KERNEL
- #include "h/smtstate.h"
- #ifndef lint
- static const char ID_sccs[] = "@(#)pcmplc.c 2.55 99/08/05 (C) SK " ;
- #endif
- #ifdef FDDI_MIB
- extern int snmp_fddi_trap(
- #ifdef ANSIC
- struct s_smc * smc, int type, int index
- #endif
- );
- #endif
- #ifdef CONCENTRATOR
- extern int plc_is_installed(
- #ifdef ANSIC
- struct s_smc *smc ,
- int p
- #endif
- ) ;
- #endif
- /*
- * FSM Macros
- */
- #define AFLAG (0x20)
- #define GO_STATE(x) (mib->fddiPORTPCMState = (x)|AFLAG)
- #define ACTIONS_DONE() (mib->fddiPORTPCMState &= ~AFLAG)
- #define ACTIONS(x) (x|AFLAG)
- /*
- * PCM states
- */
- #define PC0_OFF 0
- #define PC1_BREAK 1
- #define PC2_TRACE 2
- #define PC3_CONNECT 3
- #define PC4_NEXT 4
- #define PC5_SIGNAL 5
- #define PC6_JOIN 6
- #define PC7_VERIFY 7
- #define PC8_ACTIVE 8
- #define PC9_MAINT 9
- #ifdef DEBUG
- /*
- * symbolic state names
- */
- static const char * const pcm_states[] = {
- "PC0_OFF","PC1_BREAK","PC2_TRACE","PC3_CONNECT","PC4_NEXT",
- "PC5_SIGNAL","PC6_JOIN","PC7_VERIFY","PC8_ACTIVE","PC9_MAINT"
- } ;
- /*
- * symbolic event names
- */
- static const char * const pcm_events[] = {
- "NONE","PC_START","PC_STOP","PC_LOOP","PC_JOIN","PC_SIGNAL",
- "PC_REJECT","PC_MAINT","PC_TRACE","PC_PDR",
- "PC_ENABLE","PC_DISABLE",
- "PC_QLS","PC_ILS","PC_MLS","PC_HLS","PC_LS_PDR","PC_LS_NONE",
- "PC_TIMEOUT_TB_MAX","PC_TIMEOUT_TB_MIN",
- "PC_TIMEOUT_C_MIN","PC_TIMEOUT_T_OUT",
- "PC_TIMEOUT_TL_MIN","PC_TIMEOUT_T_NEXT","PC_TIMEOUT_LCT",
- "PC_NSE","PC_LEM"
- } ;
- #endif
- #ifdef MOT_ELM
- /*
- * PCL-S control register
- * this register in the PLC-S controls the scrambling parameters
- */
- #define PLCS_CONTROL_C_U 0
- #define PLCS_CONTROL_C_S (PL_C_SDOFF_ENABLE | PL_C_SDON_ENABLE |
- PL_C_CIPHER_ENABLE)
- #define PLCS_FASSERT_U 0
- #define PLCS_FASSERT_S 0xFd76 /* 52.0 us */
- #define PLCS_FDEASSERT_U 0
- #define PLCS_FDEASSERT_S 0
- #else /* nMOT_ELM */
- /*
- * PCL-S control register
- * this register in the PLC-S controls the scrambling parameters
- * can be patched for ANSI compliance if standard changes
- */
- static const u_char plcs_control_c_u[17] = "PLC_CNTRL_C_U= " ;
- static const u_char plcs_control_c_s[17] = "PLC_CNTRL_C_S= 1 2" ;
- #define PLCS_CONTROL_C_U (plcs_control_c_u[14] | (plcs_control_c_u[15]<<8))
- #define PLCS_CONTROL_C_S (plcs_control_c_s[14] | (plcs_control_c_s[15]<<8))
- #endif /* nMOT_ELM */
- /*
- * external vars
- */
- /* struct definition see 'cmtdef.h' (also used by CFM) */
- #define PS_OFF 0
- #define PS_BIT3 1
- #define PS_BIT4 2
- #define PS_BIT7 3
- #define PS_LCT 4
- #define PS_BIT8 5
- #define PS_JOIN 6
- #define PS_ACTIVE 7
- #define LCT_LEM_MAX 255
- /*
- * PLC timing parameter
- */
- #define PLC_MS(m) ((int)((0x10000L-(m*100000L/2048))))
- #define SLOW_TL_MIN PLC_MS(6)
- #define SLOW_C_MIN PLC_MS(10)
- static const struct plt {
- int timer ; /* relative plc timer address */
- int para ; /* default timing parameters */
- } pltm[] = {
- { PL_C_MIN, SLOW_C_MIN }, /* min t. to remain Connect State */
- { PL_TL_MIN, SLOW_TL_MIN }, /* min t. to transmit a Line State */
- { PL_TB_MIN, TP_TB_MIN }, /* min break time */
- { PL_T_OUT, TP_T_OUT }, /* Signaling timeout */
- { PL_LC_LENGTH, TP_LC_LENGTH }, /* Link Confidence Test Time */
- { PL_T_SCRUB, TP_T_SCRUB }, /* Scrub Time == MAC TVX time ! */
- { PL_NS_MAX, TP_NS_MAX }, /* max t. that noise is tolerated */
- { 0,0 }
- } ;
- /*
- * interrupt mask
- */
- #ifdef SUPERNET_3
- /*
- * Do we need the EBUF error during signaling, too, to detect SUPERNET_3
- * PLL bug?
- */
- static int plc_imsk_na = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
- PL_PCM_ENABLED | PL_SELF_TEST | PL_EBUF_ERR;
- #else /* SUPERNET_3 */
- /*
- * We do NOT need the elasticity buffer error during signaling.
- */
- static int plc_imsk_na = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
- PL_PCM_ENABLED | PL_SELF_TEST ;
- #endif /* SUPERNET_3 */
- static int plc_imsk_act = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
- PL_PCM_ENABLED | PL_SELF_TEST | PL_EBUF_ERR;
- /* external functions */
- void all_selection_criteria ();
- /* internal functions */
- static void pcm_fsm() ;
- static void pc_rcode_actions() ;
- static void pc_tcode_actions() ;
- static void reset_lem_struct() ;
- static void plc_init() ;
- static void sm_ph_lem_start() ;
- static void sm_ph_lem_stop() ;
- static void sm_ph_linestate() ;
- static void real_init_plc() ;
- /*
- * SMT timer interface
- * start PCM timer 0
- */
- static void start_pcm_timer0(smc,value,event,phy)
- struct s_smc *smc ;
- u_long value;
- int event;
- struct s_phy *phy;
- {
- phy->timer0_exp = FALSE ; /* clear timer event flag */
- smt_timer_start(smc,&phy->pcm_timer0,value,
- EV_TOKEN(EVENT_PCM+phy->np,event)) ;
- }
- /*
- * SMT timer interface
- * stop PCM timer 0
- */
- static void stop_pcm_timer0(smc,phy)
- struct s_smc *smc ;
- struct s_phy *phy;
- {
- if (phy->pcm_timer0.tm_active)
- smt_timer_stop(smc,&phy->pcm_timer0) ;
- }
- /*
- init PCM state machine (called by driver)
- clear all PCM vars and flags
- */
- void pcm_init(smc)
- struct s_smc *smc ;
- {
- int i ;
- int np ;
- struct s_phy *phy ;
- struct fddi_mib_p *mib ;
- for (np = 0,phy = smc->y ; np < NUMPHYS ; np++,phy++) {
- /* Indicates the type of PHY being used */
- mib = phy->mib ;
- mib->fddiPORTPCMState = ACTIONS(PC0_OFF) ;
- phy->np = np ;
- switch (smc->s.sas) {
- #ifdef CONCENTRATOR
- case SMT_SAS :
- mib->fddiPORTMy_Type = (np == PS) ? TS : TM ;
- break ;
- case SMT_DAS :
- mib->fddiPORTMy_Type = (np == PA) ? TA :
- (np == PB) ? TB : TM ;
- break ;
- case SMT_NAC :
- mib->fddiPORTMy_Type = TM ;
- break;
- #else
- case SMT_SAS :
- mib->fddiPORTMy_Type = (np == PS) ? TS : TNONE ;
- mib->fddiPORTHardwarePresent = (np == PS) ? TRUE :
- FALSE ;
- #ifndef SUPERNET_3
- smc->y[PA].mib->fddiPORTPCMState = PC0_OFF ;
- #else
- smc->y[PB].mib->fddiPORTPCMState = PC0_OFF ;
- #endif
- break ;
- case SMT_DAS :
- mib->fddiPORTMy_Type = (np == PB) ? TB : TA ;
- break ;
- #endif
- }
- /*
- * set PMD-type
- */
- phy->pmd_scramble = 0 ;
- switch (phy->pmd_type[PMD_SK_PMD]) {
- case 'P' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_MULTI ;
- break ;
- case 'L' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_LCF ;
- break ;
- case 'D' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_TP ;
- break ;
- case 'S' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_TP ;
- phy->pmd_scramble = TRUE ;
- break ;
- case 'U' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_TP ;
- phy->pmd_scramble = TRUE ;
- break ;
- case '1' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_SINGLE1 ;
- break ;
- case '2' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_SINGLE2 ;
- break ;
- case '3' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_SINGLE2 ;
- break ;
- case '4' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_SINGLE1 ;
- break ;
- case 'H' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_UNKNOWN ;
- break ;
- case 'I' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_TP ;
- break ;
- case 'G' :
- mib->fddiPORTPMDClass = MIB_PMDCLASS_TP ;
- break ;
- default:
- mib->fddiPORTPMDClass = MIB_PMDCLASS_UNKNOWN ;
- break ;
- }
- /*
- * A and B port can be on primary and secondary path
- */
- switch (mib->fddiPORTMy_Type) {
- case TA :
- mib->fddiPORTAvailablePaths |= MIB_PATH_S ;
- mib->fddiPORTRequestedPaths[1] = MIB_P_PATH_LOCAL ;
- mib->fddiPORTRequestedPaths[2] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_CON_ALTER |
- MIB_P_PATH_SEC_PREFER ;
- mib->fddiPORTRequestedPaths[3] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_CON_ALTER |
- MIB_P_PATH_SEC_PREFER |
- MIB_P_PATH_THRU ;
- break ;
- case TB :
- mib->fddiPORTAvailablePaths |= MIB_PATH_S ;
- mib->fddiPORTRequestedPaths[1] = MIB_P_PATH_LOCAL ;
- mib->fddiPORTRequestedPaths[2] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_PRIM_PREFER ;
- mib->fddiPORTRequestedPaths[3] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_PRIM_PREFER |
- MIB_P_PATH_CON_PREFER |
- MIB_P_PATH_THRU ;
- break ;
- case TS :
- mib->fddiPORTAvailablePaths |= MIB_PATH_S ;
- mib->fddiPORTRequestedPaths[1] = MIB_P_PATH_LOCAL ;
- mib->fddiPORTRequestedPaths[2] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_CON_ALTER |
- MIB_P_PATH_PRIM_PREFER ;
- mib->fddiPORTRequestedPaths[3] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_CON_ALTER |
- MIB_P_PATH_PRIM_PREFER ;
- break ;
- case TM :
- mib->fddiPORTRequestedPaths[1] = MIB_P_PATH_LOCAL ;
- mib->fddiPORTRequestedPaths[2] =
- MIB_P_PATH_LOCAL |
- MIB_P_PATH_SEC_ALTER |
- MIB_P_PATH_PRIM_ALTER ;
- mib->fddiPORTRequestedPaths[3] = 0 ;
- break ;
- }
- phy->pc_lem_fail = FALSE ;
- mib->fddiPORTPCMStateX = mib->fddiPORTPCMState ;
- mib->fddiPORTLCTFail_Ct = 0 ;
- mib->fddiPORTBS_Flag = 0 ;
- mib->fddiPORTCurrentPath = MIB_PATH_ISOLATED ;
- mib->fddiPORTNeighborType = TNONE ;
- phy->ls_flag = 0 ;
- phy->rc_flag = 0 ;
- phy->tc_flag = 0 ;
- phy->td_flag = 0 ;
- if (np >= PM)
- phy->phy_name = '0' + np - PM ;
- else
- phy->phy_name = 'A' + np ;
- phy->wc_flag = FALSE ; /* set by SMT */
- memset((char *)&phy->lem,0,sizeof(struct lem_counter)) ;
- reset_lem_struct(phy) ;
- memset((char *)&phy->plc,0,sizeof(struct s_plc)) ;
- phy->plc.p_state = PS_OFF ;
- for (i = 0 ; i < NUMBITS ; i++) {
- phy->t_next[i] = 0 ;
- }
- }
- real_init_plc(smc) ;
- }
- void init_plc(smc)
- struct s_smc *smc ;
- {
- SK_UNUSED(smc) ;
- /*
- * dummy
- * this is an obsolete public entry point that has to remain
- * for compat. It is used by various drivers.
- * the work is now done in real_init_plc()
- * which is called from pcm_init() ;
- */
- }
- static void real_init_plc(smc)
- struct s_smc *smc ;
- {
- int p ;
- for (p = 0 ; p < NUMPHYS ; p++)
- plc_init(smc,p) ;
- }
- static void plc_init(smc,p)
- struct s_smc *smc ;
- int p;
- {
- int i ;
- #ifndef MOT_ELM
- int rev ; /* Revision of PLC-x */
- #endif /* MOT_ELM */
- /* transit PCM state machine to MAINT state */
- outpw(PLC(p,PL_CNTRL_B),0) ;
- outpw(PLC(p,PL_CNTRL_B),PL_PCM_STOP) ;
- outpw(PLC(p,PL_CNTRL_A),0) ;
- /*
- * if PLC-S then set control register C
- */
- #ifndef MOT_ELM
- rev = inpw(PLC(p,PL_STATUS_A)) & PLC_REV_MASK ;
- if (rev != PLC_REVISION_A)
- #endif /* MOT_ELM */
- {
- if (smc->y[p].pmd_scramble) {
- outpw(PLC(p,PL_CNTRL_C),PLCS_CONTROL_C_S) ;
- #ifdef MOT_ELM
- outpw(PLC(p,PL_T_FOT_ASS),PLCS_FASSERT_S) ;
- outpw(PLC(p,PL_T_FOT_DEASS),PLCS_FDEASSERT_S) ;
- #endif /* MOT_ELM */
- }
- else {
- outpw(PLC(p,PL_CNTRL_C),PLCS_CONTROL_C_U) ;
- #ifdef MOT_ELM
- outpw(PLC(p,PL_T_FOT_ASS),PLCS_FASSERT_U) ;
- outpw(PLC(p,PL_T_FOT_DEASS),PLCS_FDEASSERT_U) ;
- #endif /* MOT_ELM */
- }
- }
- /*
- * set timer register
- */
- for ( i = 0 ; pltm[i].timer; i++) /* set timer parameter reg */
- outpw(PLC(p,pltm[i].timer),pltm[i].para) ;
- (void)inpw(PLC(p,PL_INTR_EVENT)) ; /* clear interrupt event reg */
- plc_clear_irq(smc,p) ;
- outpw(PLC(p,PL_INTR_MASK),plc_imsk_na); /* enable non active irq's */
- /*
- * if PCM is configured for class s, it will NOT go to the
- * REMOVE state if offline (page 3-36;)
- * in the concentrator, all inactive PHYS always must be in
- * the remove state
- * there's no real need to use this feature at all ..
- */
- #ifndef CONCENTRATOR
- if ((smc->s.sas == SMT_SAS) && (p == PS)) {
- outpw(PLC(p,PL_CNTRL_B),PL_CLASS_S) ;
- }
- #endif
- }
- /*
- * control PCM state machine
- */
- static void plc_go_state(smc,p,state)
- struct s_smc *smc ;
- int p;
- int state;
- {
- HW_PTR port ;
- int val ;
- SK_UNUSED(smc) ;
- port = (HW_PTR) (PLC(p,PL_CNTRL_B)) ;
- val = inpw(port) & ~(PL_PCM_CNTRL | PL_MAINT) ;
- outpw(port,val) ;
- outpw(port,val | state) ;
- }
- /*
- * read current line state (called by ECM & PCM)
- */
- int sm_pm_get_ls(smc,phy)
- struct s_smc *smc ;
- int phy;
- {
- int state ;
- #ifdef CONCENTRATOR
- if (!plc_is_installed(smc,phy))
- return(PC_QLS) ;
- #endif
- state = inpw(PLC(phy,PL_STATUS_A)) & PL_LINE_ST ;
- switch(state) {
- case PL_L_QLS:
- state = PC_QLS ;
- break ;
- case PL_L_MLS:
- state = PC_MLS ;
- break ;
- case PL_L_HLS:
- state = PC_HLS ;
- break ;
- case PL_L_ILS4:
- case PL_L_ILS16:
- state = PC_ILS ;
- break ;
- case PL_L_ALS:
- state = PC_LS_PDR ;
- break ;
- default :
- state = PC_LS_NONE ;
- }
- return(state) ;
- }
- static int plc_send_bits(smc,phy,len)
- struct s_smc *smc ;
- struct s_phy *phy;
- int len;
- {
- int np = phy->np ; /* PHY index */
- int n ;
- int i ;
- SK_UNUSED(smc) ;
- /* create bit vector */
- for (i = len-1,n = 0 ; i >= 0 ; i--) {
- n = (n<<1) | phy->t_val[phy->bitn+i] ;
- }
- if (inpw(PLC(np,PL_STATUS_B)) & PL_PCM_SIGNAL) {
- #if 0
- printf("PL_PCM_SIGNAL is setn") ;
- #endif
- return(1) ;
- }
- /* write bit[n] & length = 1 to regs */
- outpw(PLC(np,PL_VECTOR_LEN),len-1) ; /* len=nr-1 */
- outpw(PLC(np,PL_XMIT_VECTOR),n) ;
- #ifdef DEBUG
- #if 1
- #ifdef DEBUG_BRD
- if (smc->debug.d_plc & 0x80)
- #else
- if (debug.d_plc & 0x80)
- #endif
- printf("SIGNALING bit %d .. %dn",phy->bitn,phy->bitn+len-1) ;
- #endif
- #endif
- return(0) ;
- }
- /*
- * config plc muxes
- */
- void plc_config_mux(smc,mux)
- struct s_smc *smc ;
- int mux ;
- {
- if (smc->s.sas != SMT_DAS)
- return ;
- if (mux == MUX_WRAPB) {
- SETMASK(PLC(PA,PL_CNTRL_B),PL_CONFIG_CNTRL,PL_CONFIG_CNTRL) ;
- SETMASK(PLC(PA,PL_CNTRL_A),PL_SC_REM_LOOP,PL_SC_REM_LOOP) ;
- }
- else {
- CLEAR(PLC(PA,PL_CNTRL_B),PL_CONFIG_CNTRL) ;
- CLEAR(PLC(PA,PL_CNTRL_A),PL_SC_REM_LOOP) ;
- }
- CLEAR(PLC(PB,PL_CNTRL_B),PL_CONFIG_CNTRL) ;
- CLEAR(PLC(PB,PL_CNTRL_A),PL_SC_REM_LOOP) ;
- }
- /*
- PCM state machine
- called by dispatcher & fddi_init() (driver)
- do
- display state change
- process event
- until SM is stable
- */
- void pcm(smc,np,event)
- struct s_smc *smc ;
- const int np;
- int event;
- {
- int state ;
- int oldstate ;
- struct s_phy *phy ;
- struct fddi_mib_p *mib ;
- #ifndef CONCENTRATOR
- /*
- * ignore 2nd PHY if SAS
- */
- if ((np != PS) && (smc->s.sas == SMT_SAS))
- return ;
- #endif
- phy = &smc->y[np] ;
- mib = phy->mib ;
- oldstate = mib->fddiPORTPCMState ;
- do {
- DB_PCM("PCM %c: state %s",
- phy->phy_name,
- (mib->fddiPORTPCMState & AFLAG) ? "ACTIONS " : "") ;
- DB_PCM("%s, event %sn",
- pcm_states[mib->fddiPORTPCMState & ~AFLAG],
- pcm_events[event]) ;
- state = mib->fddiPORTPCMState ;
- pcm_fsm(smc,phy,event) ;
- event = 0 ;
- } while (state != mib->fddiPORTPCMState) ;
- /*
- * because the PLC does the bit signaling for us,
- * we're always in SIGNAL state
- * the MIB want's to see CONNECT
- * we therefore fake an entry in the MIB
- */
- if (state == PC5_SIGNAL)
- mib->fddiPORTPCMStateX = PC3_CONNECT ;
- else
- mib->fddiPORTPCMStateX = state ;
- #ifndef SLIM_SMT
- /*
- * path change
- */
- if ( mib->fddiPORTPCMState != oldstate &&
- ((oldstate == PC8_ACTIVE) || (mib->fddiPORTPCMState == PC8_ACTIVE))) {
- smt_srf_event(smc,SMT_EVENT_PORT_PATH_CHANGE,
- (int) (INDEX_PORT+ phy->np),0) ;
- }
- #endif
- #ifdef FDDI_MIB
- /* check whether a snmp-trap has to be sent */
- if ( mib->fddiPORTPCMState != oldstate ) {
- /* a real state change took place */
- DB_SNMP ("PCM from %d to %dn", oldstate, mib->fddiPORTPCMState);
- if ( mib->fddiPORTPCMState == PC0_OFF ) {
- /* send first trap */
- snmp_fddi_trap (smc, 1, (int) mib->fddiPORTIndex );
- } else if ( oldstate == PC0_OFF ) {
- /* send second trap */
- snmp_fddi_trap (smc, 2, (int) mib->fddiPORTIndex );
- } else if ( mib->fddiPORTPCMState != PC2_TRACE &&
- oldstate == PC8_ACTIVE ) {
- /* send third trap */
- snmp_fddi_trap (smc, 3, (int) mib->fddiPORTIndex );
- } else if ( mib->fddiPORTPCMState == PC8_ACTIVE ) {
- /* send fourth trap */
- snmp_fddi_trap (smc, 4, (int) mib->fddiPORTIndex );
- }
- }
- #endif
- pcm_state_change(smc,np,state) ;
- }
- /*
- * PCM state machine
- */
- static void pcm_fsm(smc,phy,cmd)
- struct s_smc *smc ;
- struct s_phy *phy;
- int cmd;
- {
- int i ;
- int np = phy->np ; /* PHY index */
- struct s_plc *plc ;
- struct fddi_mib_p *mib ;
- #ifndef MOT_ELM
- u_short plc_rev ; /* Revision of the plc */
- #endif /* nMOT_ELM */
- plc = &phy->plc ;
- mib = phy->mib ;
- /*
- * general transitions independant of state
- */
- switch (cmd) {
- case PC_STOP :
- /*PC00-PC80*/
- if (mib->fddiPORTPCMState != PC9_MAINT) {
- GO_STATE(PC0_OFF) ;
- AIX_EVENT(smc, (u_long) FDDI_RING_STATUS, (u_long)
- FDDI_PORT_EVENT, (u_long) FDDI_PORT_STOP,
- smt_get_port_event_word(smc));
- }
- return ;
- case PC_START :
- /*PC01-PC81*/
- if (mib->fddiPORTPCMState != PC9_MAINT)
- GO_STATE(PC1_BREAK) ;
- return ;
- case PC_DISABLE :
- /* PC09-PC99 */
- GO_STATE(PC9_MAINT) ;
- AIX_EVENT(smc, (u_long) FDDI_RING_STATUS, (u_long)
- FDDI_PORT_EVENT, (u_long) FDDI_PORT_DISABLED,
- smt_get_port_event_word(smc));
- return ;
- case PC_TIMEOUT_LCT :
- /* if long or extended LCT */
- stop_pcm_timer0(smc,phy) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_LONG) ;
- /* end of LCT is indicate by PCM_CODE (initiate PCM event) */
- return ;
- }
- switch(mib->fddiPORTPCMState) {
- case ACTIONS(PC0_OFF) :
- stop_pcm_timer0(smc,phy) ;
- outpw(PLC(np,PL_CNTRL_A),0) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_PC_JOIN) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_LONG) ;
- sm_ph_lem_stop(smc,np) ; /* disable LEM */
- phy->cf_loop = FALSE ;
- phy->cf_join = FALSE ;
- queue_event(smc,EVENT_CFM,CF_JOIN+np) ;
- plc_go_state(smc,np,PL_PCM_STOP) ;
- mib->fddiPORTConnectState = PCM_DISABLED ;
- ACTIONS_DONE() ;
- break ;
- case PC0_OFF:
- /*PC09*/
- if (cmd == PC_MAINT) {
- GO_STATE(PC9_MAINT) ;
- break ;
- }
- break ;
- case ACTIONS(PC1_BREAK) :
- /* Stop the LCT timer if we came from Signal state */
- stop_pcm_timer0(smc,phy) ;
- ACTIONS_DONE() ;
- plc_go_state(smc,np,0) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_PC_JOIN) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_LONG) ;
- sm_ph_lem_stop(smc,np) ; /* disable LEM */
- /*
- * if vector is already loaded, go to OFF to clear PCM_SIGNAL
- */
- #if 0
- if (inpw(PLC(np,PL_STATUS_B)) & PL_PCM_SIGNAL) {
- plc_go_state(smc,np,PL_PCM_STOP) ;
- /* TB_MIN ? */
- }
- #endif
- /*
- * Go to OFF state in any case.
- */
- plc_go_state(smc,np,PL_PCM_STOP) ;
- if (mib->fddiPORTPC_Withhold == PC_WH_NONE)
- mib->fddiPORTConnectState = PCM_CONNECTING ;
- phy->cf_loop = FALSE ;
- phy->cf_join = FALSE ;
- queue_event(smc,EVENT_CFM,CF_JOIN+np) ;
- phy->ls_flag = FALSE ;
- phy->pc_mode = PM_NONE ; /* needed by CFM */
- phy->bitn = 0 ; /* bit signaling start bit */
- for (i = 0 ; i < 3 ; i++)
- pc_tcode_actions(smc,i,phy) ;
- /* Set the non-active interrupt mask register */
- outpw(PLC(np,PL_INTR_MASK),plc_imsk_na) ;
- /*
- * If the LCT was stopped. There might be a
- * PCM_CODE interrupt event present.
- * This must be cleared.
- */
- (void)inpw(PLC(np,PL_INTR_EVENT)) ;
- #ifndef MOT_ELM
- /* Get the plc revision for revision dependent code */
- plc_rev = inpw(PLC(np,PL_STATUS_A)) & PLC_REV_MASK ;
- if (plc_rev != PLC_REV_SN3)
- #endif /* MOT_ELM */
- {
- /*
- * No supernet III PLC, so set Xmit verctor and
- * length BEFORE starting the state machine.
- */
- if (plc_send_bits(smc,phy,3)) {
- return ;
- }
- }
- /*
- * Now give the Start command.
- * - The start command shall be done before setting the bits
- * to be signaled. (In PLC-S description and PLCS in SN3.
- * - The start command shall be issued AFTER setting the
- * XMIT vector and the XMIT length register.
- *
- * We do it exactly according this specs for the old PLC and
- * the new PLCS inside the SN3.
- * For the usual PLCS we try it the way it is done for the
- * old PLC and set the XMIT registers again, if the PLC is
- * not in SIGNAL state. This is done according to an PLCS
- * errata workaround.
- */
- plc_go_state(smc,np,PL_PCM_START) ;
- /*
- * workaround for PLC-S eng. sample errata
- */
- #ifdef MOT_ELM
- if (!(inpw(PLC(np,PL_STATUS_B)) & PL_PCM_SIGNAL))
- #else /* nMOT_ELM */
- if (((inpw(PLC(np,PL_STATUS_A)) & PLC_REV_MASK) !=
- PLC_REVISION_A) &&
- !(inpw(PLC(np,PL_STATUS_B)) & PL_PCM_SIGNAL))
- #endif /* nMOT_ELM */
- {
- /*
- * Set register again (PLCS errata) or the first time
- * (new SN3 PLCS).
- */
- (void) plc_send_bits(smc,phy,3) ;
- }
- /*
- * end of workaround
- */
- GO_STATE(PC5_SIGNAL) ;
- plc->p_state = PS_BIT3 ;
- plc->p_bits = 3 ;
- plc->p_start = 0 ;
- break ;
- case PC1_BREAK :
- break ;
- case ACTIONS(PC2_TRACE) :
- plc_go_state(smc,np,PL_PCM_TRACE) ;
- ACTIONS_DONE() ;
- break ;
- case PC2_TRACE :
- break ;
- case PC3_CONNECT : /* these states are done by hardware */
- case PC4_NEXT :
- break ;
- case ACTIONS(PC5_SIGNAL) :
- ACTIONS_DONE() ;
- case PC5_SIGNAL :
- if ((cmd != PC_SIGNAL) && (cmd != PC_TIMEOUT_LCT))
- break ;
- switch (plc->p_state) {
- case PS_BIT3 :
- for (i = 0 ; i <= 2 ; i++)
- pc_rcode_actions(smc,i,phy) ;
- pc_tcode_actions(smc,3,phy) ;
- plc->p_state = PS_BIT4 ;
- plc->p_bits = 1 ;
- plc->p_start = 3 ;
- phy->bitn = 3 ;
- if (plc_send_bits(smc,phy,1)) {
- return ;
- }
- break ;
- case PS_BIT4 :
- pc_rcode_actions(smc,3,phy) ;
- for (i = 4 ; i <= 6 ; i++)
- pc_tcode_actions(smc,i,phy) ;
- plc->p_state = PS_BIT7 ;
- plc->p_bits = 3 ;
- plc->p_start = 4 ;
- phy->bitn = 4 ;
- if (plc_send_bits(smc,phy,3)) {
- return ;
- }
- break ;
- case PS_BIT7 :
- for (i = 3 ; i <= 6 ; i++)
- pc_rcode_actions(smc,i,phy) ;
- plc->p_state = PS_LCT ;
- plc->p_bits = 0 ;
- plc->p_start = 7 ;
- phy->bitn = 7 ;
- sm_ph_lem_start(smc,np,(int)smc->s.lct_short) ; /* enable LEM */
- /* start LCT */
- i = inpw(PLC(np,PL_CNTRL_B)) & ~PL_PC_LOOP ;
- outpw(PLC(np,PL_CNTRL_B),i) ; /* must be cleared */
- outpw(PLC(np,PL_CNTRL_B),i | PL_RLBP) ;
- break ;
- case PS_LCT :
- /* check for local LCT failure */
- pc_tcode_actions(smc,7,phy) ;
- /*
- * set tval[7]
- */
- plc->p_state = PS_BIT8 ;
- plc->p_bits = 1 ;
- plc->p_start = 7 ;
- phy->bitn = 7 ;
- if (plc_send_bits(smc,phy,1)) {
- return ;
- }
- break ;
- case PS_BIT8 :
- /* check for remote LCT failure */
- pc_rcode_actions(smc,7,phy) ;
- if (phy->t_val[7] || phy->r_val[7]) {
- plc_go_state(smc,np,PL_PCM_STOP) ;
- GO_STATE(PC1_BREAK) ;
- break ;
- }
- for (i = 8 ; i <= 9 ; i++)
- pc_tcode_actions(smc,i,phy) ;
- plc->p_state = PS_JOIN ;
- plc->p_bits = 2 ;
- plc->p_start = 8 ;
- phy->bitn = 8 ;
- if (plc_send_bits(smc,phy,2)) {
- return ;
- }
- break ;
- case PS_JOIN :
- for (i = 8 ; i <= 9 ; i++)
- pc_rcode_actions(smc,i,phy) ;
- plc->p_state = PS_ACTIVE ;
- GO_STATE(PC6_JOIN) ;
- break ;
- }
- break ;
- case ACTIONS(PC6_JOIN) :
- /*
- * prevent mux error when going from WRAP_A to WRAP_B
- */
- if (smc->s.sas == SMT_DAS && np == PB &&
- (smc->y[PA].pc_mode == PM_TREE ||
- smc->y[PB].pc_mode == PM_TREE)) {
- SETMASK(PLC(np,PL_CNTRL_A),
- PL_SC_REM_LOOP,PL_SC_REM_LOOP) ;
- SETMASK(PLC(np,PL_CNTRL_B),
- PL_CONFIG_CNTRL,PL_CONFIG_CNTRL) ;
- }
- SETMASK(PLC(np,PL_CNTRL_B),PL_PC_JOIN,PL_PC_JOIN) ;
- SETMASK(PLC(np,PL_CNTRL_B),PL_PC_JOIN,PL_PC_JOIN) ;
- ACTIONS_DONE() ;
- cmd = 0 ;
- /* fall thru */
- case PC6_JOIN :
- switch (plc->p_state) {
- case PS_ACTIVE:
- /*PC88b*/
- if (!phy->cf_join) {
- phy->cf_join = TRUE ;
- queue_event(smc,EVENT_CFM,CF_JOIN+np) ; ;
- }
- if (cmd == PC_JOIN)
- GO_STATE(PC8_ACTIVE) ;
- /*PC82*/
- if (cmd == PC_TRACE) {
- GO_STATE(PC2_TRACE) ;
- break ;
- }
- break ;
- }
- break ;
- case PC7_VERIFY :
- break ;
- case ACTIONS(PC8_ACTIVE) :
- /*
- * start LEM for SMT
- */
- sm_ph_lem_start(smc,(int)phy->np,LCT_LEM_MAX) ;
- phy->tr_flag = FALSE ;
- mib->fddiPORTConnectState = PCM_ACTIVE ;
- /* Set the active interrupt mask register */
- outpw(PLC(np,PL_INTR_MASK),plc_imsk_act) ;
- ACTIONS_DONE() ;
- break ;
- case PC8_ACTIVE :
- /*PC81 is done by PL_TNE_EXPIRED irq */
- /*PC82*/
- if (cmd == PC_TRACE) {
- GO_STATE(PC2_TRACE) ;
- break ;
- }
- /*PC88c: is done by TRACE_PROP irq */
- break ;
- case ACTIONS(PC9_MAINT) :
- stop_pcm_timer0(smc,phy) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_PC_JOIN) ;
- CLEAR(PLC(np,PL_CNTRL_B),PL_LONG) ;
- CLEAR(PLC(np,PL_INTR_MASK),PL_LE_CTR) ; /* disable LEM int. */
- sm_ph_lem_stop(smc,np) ; /* disable LEM */
- phy->cf_loop = FALSE ;
- phy->cf_join = FALSE ;
- queue_event(smc,EVENT_CFM,CF_JOIN+np) ;
- plc_go_state(smc,np,PL_PCM_STOP) ;
- mib->fddiPORTConnectState = PCM_DISABLED ;
- SETMASK(PLC(np,PL_CNTRL_B),PL_MAINT,PL_MAINT) ;
- sm_ph_linestate(smc,np,(int) MIB2LS(mib->fddiPORTMaint_LS)) ;
- outpw(PLC(np,PL_CNTRL_A),PL_SC_BYPASS) ;
- ACTIONS_DONE() ;
- break ;
- case PC9_MAINT :
- DB_PCMN(1,"PCM %c : MAINTn",phy->phy_name,0) ;
- /*PC90*/
- if (cmd == PC_ENABLE) {
- GO_STATE(PC0_OFF) ;
- break ;
- }
- break ;
- default:
- SMT_PANIC(smc,SMT_E0118, SMT_E0118_MSG) ;
- break ;
- }
- }
- /*
- * force line state on a PHY output (only in MAINT state)
- */
- static void sm_ph_linestate(smc,phy,ls)
- struct s_smc *smc ;
- int phy;
- int ls;
- {
- int cntrl ;
- SK_UNUSED(smc) ;
- cntrl = (inpw(PLC(phy,PL_CNTRL_B)) & ~PL_MAINT_LS) |
- PL_PCM_STOP | PL_MAINT ;
- switch(ls) {
- case PC_QLS: /* Force Quiet */
- cntrl |= PL_M_QUI0 ;
- break ;
- case PC_MLS: /* Force Master */
- cntrl |= PL_M_MASTR ;
- break ;
- case PC_HLS: /* Force Halt */
- cntrl |= PL_M_HALT ;
- break ;
- default :
- case PC_ILS: /* Force Idle */
- cntrl |= PL_M_IDLE ;
- break ;
- case PC_LS_PDR: /* Enable repeat filter */
- cntrl |= PL_M_TPDR ;
- break ;
- }
- outpw(PLC(phy,PL_CNTRL_B),cntrl) ;
- }
- static void reset_lem_struct(phy)
- struct s_phy *phy;
- {
- struct lem_counter *lem = &phy->lem ;
- phy->mib->fddiPORTLer_Estimate = 15 ;
- lem->lem_float_ber = 15 * 100 ;
- }
- /*
- * link error monitor
- */
- static void lem_evaluate(smc,phy)
- struct s_smc *smc ;
- struct s_phy *phy;
- {
- int ber ;
- u_long errors ;
- struct lem_counter *lem = &phy->lem ;
- struct fddi_mib_p *mib ;
- int cond ;
- mib = phy->mib ;
- if (!lem->lem_on)
- return ;
- errors = inpw(PLC(((int) phy->np),PL_LINK_ERR_CTR)) ;
- lem->lem_errors += errors ;
- mib->fddiPORTLem_Ct += errors ;
- errors = lem->lem_errors ;
- /*
- * calculation is called on a intervall of 8 seconds
- * -> this means, that one error in 8 sec. is one of 8*125*10E6
- * the same as BER = 10E-9
- * Please note:
- * -> 9 errors in 8 seconds mean:
- * BER = 9 * 10E-9 and this is
- * < 10E-8, so the limit of 10E-8 is not reached!
- */
- if (!errors) ber = 15 ;
- else if (errors <= 9) ber = 9 ;
- else if (errors <= 99) ber = 8 ;
- else if (errors <= 999) ber = 7 ;
- else if (errors <= 9999) ber = 6 ;
- else if (errors <= 99999) ber = 5 ;
- else if (errors <= 999999) ber = 4 ;
- else if (errors <= 9999999) ber = 3 ;
- else if (errors <= 99999999) ber = 2 ;
- else if (errors <= 999999999) ber = 1 ;
- else ber = 0 ;
- /*
- * weighted average
- */
- ber *= 100 ;
- lem->lem_float_ber = lem->lem_float_ber * 7 + ber * 3 ;
- lem->lem_float_ber /= 10 ;
- mib->fddiPORTLer_Estimate = lem->lem_float_ber / 100 ;
- if (mib->fddiPORTLer_Estimate < 4) {
- mib->fddiPORTLer_Estimate = 4 ;
- }
- if (lem->lem_errors) {
- DB_PCMN(1,"LEM %c :n",phy->np == PB? 'B' : 'A',0) ;
- DB_PCMN(1,"errors : %ldn",lem->lem_errors,0) ;
- DB_PCMN(1,"sum_errors : %ldn",mib->fddiPORTLem_Ct,0) ;
- DB_PCMN(1,"current BER : 10E-%dn",ber/100,0) ;
- DB_PCMN(1,"float BER : 10E-(%d/100)n",lem->lem_float_ber,0) ;
- DB_PCMN(1,"avg. BER : 10E-%dn",
- mib->fddiPORTLer_Estimate,0) ;
- }
- lem->lem_errors = 0L ;
- #ifndef SLIM_SMT
- cond = (mib->fddiPORTLer_Estimate <= mib->fddiPORTLer_Alarm) ?
- TRUE : FALSE ;
- #ifdef SMT_EXT_CUTOFF
- smt_ler_alarm_check(smc,phy,cond) ;
- #endif /* nSMT_EXT_CUTOFF */
- if (cond != mib->fddiPORTLerFlag) {
- smt_srf_event(smc,SMT_COND_PORT_LER,
- (int) (INDEX_PORT+ phy->np) ,cond) ;
- }
- #endif
- if ( mib->fddiPORTLer_Estimate <= mib->fddiPORTLer_Cutoff) {
- phy->pc_lem_fail = TRUE ; /* flag */
- mib->fddiPORTLem_Reject_Ct++ ;
- /*
- * "forgive 10e-2" if we cutoff so we can come
- * up again ..
- */
- lem->lem_float_ber += 2*100 ;
- /*PC81b*/
- #ifdef CONCENTRATOR
- DB_PCMN(1,"PCM: LER cutoff on port %d cutoff %dn",
- phy->np, mib->fddiPORTLer_Cutoff) ;
- #endif
- #ifdef SMT_EXT_CUTOFF
- smt_port_off_event(smc,phy->np);
- #else /* nSMT_EXT_CUTOFF */
- queue_event(smc,(int)(EVENT_PCM+phy->np),PC_START) ;
- #endif /* nSMT_EXT_CUTOFF */
- }
- }
- /*
- * called by SMT to calculate LEM bit error rate
- */
- void sm_lem_evaluate(smc)
- struct s_smc *smc ;
- {
- int np ;
- for (np = 0 ; np < NUMPHYS ; np++)
- lem_evaluate(smc,&smc->y[np]) ;
- }
- static void lem_check_lct(smc,phy)
- struct s_smc *smc ;
- struct s_phy *phy ;
- {
- struct lem_counter *lem = &phy->lem ;
- struct fddi_mib_p *mib ;
- int errors ;
- mib = phy->mib ;
- phy->pc_lem_fail = FALSE ; /* flag */
- errors = inpw(PLC(((int)phy->np),PL_LINK_ERR_CTR)) ;
- lem->lem_errors += errors ;
- mib->fddiPORTLem_Ct += errors ;
- if (lem->lem_errors) {
- switch(phy->lc_test) {
- case LC_SHORT:
- if (lem->lem_errors >= smc->s.lct_short)
- phy->pc_lem_fail = TRUE ;
- break ;
- case LC_MEDIUM:
- if (lem->lem_errors >= smc->s.lct_medium)
- phy->pc_lem_fail = TRUE ;
- break ;
- case LC_LONG:
- if (lem->lem_errors >= smc->s.lct_long)
- phy->pc_lem_fail = TRUE ;
- break ;
- case LC_EXTENDED:
- if (lem->lem_errors >= smc->s.lct_extended)
- phy->pc_lem_fail = TRUE ;
- break ;
- }
- DB_PCMN(1," >>errors : %dn",lem->lem_errors,0) ;
- }
- if (phy->pc_lem_fail) {
- mib->fddiPORTLCTFail_Ct++ ;
- mib->fddiPORTLem_Reject_Ct++ ;
- }
- else
- mib->fddiPORTLCTFail_Ct = 0 ;
- }
- /*
- * LEM functions
- */
- static void sm_ph_lem_start(smc,np,threshold)
- struct s_smc *smc ;
- int np;
- int threshold;
- {
- struct lem_counter *lem = &smc->y[np].lem ;
- lem->lem_on = 1 ;
- lem->lem_errors = 0L ;
- /* Do NOT reset mib->fddiPORTLer_Estimate here. It is called too
- * often.
- */
- outpw(PLC(np,PL_LE_THRESHOLD),threshold) ;
- (void)inpw(PLC(np,PL_LINK_ERR_CTR)) ; /* clear error counter */
- /* enable LE INT */
- SETMASK(PLC(np,PL_INTR_MASK),PL_LE_CTR,PL_LE_CTR) ;
- }
- static void sm_ph_lem_stop(smc,np)
- struct s_smc *smc ;
- int np;
- {
- struct lem_counter *lem = &smc->y[np].lem ;
- lem->lem_on = 0 ;
- CLEAR(PLC(np,PL_INTR_MASK),PL_LE_CTR) ;
- }
- /* ARGSUSED */
- void sm_pm_ls_latch(smc,phy,on_off)
- struct s_smc *smc ;
- int phy;
- int on_off; /* en- or disable ident. ls */
- {
- SK_UNUSED(smc) ;
- phy = phy ; on_off = on_off ;
- }
- /*
- * PCM pseudo code
- * receive actions are called AFTER the bit n is received,
- * i.e. if pc_rcode_actions(5) is called, bit 6 is the next bit to be received
- */
- /*
- * PCM pseudo code 5.1 .. 6.1
- */
- static void pc_rcode_actions(smc,bit,phy)
- struct s_smc *smc ;
- int bit;
- struct s_phy *phy;
- {
- struct fddi_mib_p *mib ;
- mib = phy->mib ;
- DB_PCMN(1,"SIG rec %x %x: n", bit,phy->r_val[bit] ) ;
- bit++ ;
- switch(bit) {
- case 0:
- case 1:
- case 2:
- break ;
- case 3 :
- if (phy->r_val[1] == 0 && phy->r_val[2] == 0)
- mib->fddiPORTNeighborType = TA ;
- else if (phy->r_val[1] == 0 && phy->r_val[2] == 1)
- mib->fddiPORTNeighborType = TB ;
- else if (phy->r_val[1] == 1 && phy->r_val[2] == 0)
- mib->fddiPORTNeighborType = TS ;
- else if (phy->r_val[1] == 1 && phy->r_val[2] == 1)
- mib->fddiPORTNeighborType = TM ;
- break ;
- case 4:
- if (mib->fddiPORTMy_Type == TM &&
- mib->fddiPORTNeighborType == TM) {
- DB_PCMN(1,"PCM %c : E100 withhold M-Mn",
- phy->phy_name,0) ;
- mib->fddiPORTPC_Withhold = PC_WH_M_M ;
- RS_SET(smc,RS_EVENT) ;
- }
- else if (phy->t_val[3] || phy->r_val[3]) {
- mib->fddiPORTPC_Withhold = PC_WH_NONE ;
- if (mib->fddiPORTMy_Type == TM ||
- mib->fddiPORTNeighborType == TM)
- phy->pc_mode = PM_TREE ;
- else
- phy->pc_mode = PM_PEER ;
- /* reevaluate the selection criteria (wc_flag) */
- all_selection_criteria (smc);
- if (phy->wc_flag) {
- mib->fddiPORTPC_Withhold = PC_WH_PATH ;
- }
- }
- else {
- mib->fddiPORTPC_Withhold = PC_WH_OTHER ;
- RS_SET(smc,RS_EVENT) ;
- DB_PCMN(1,"PCM %c : E101 withhold othern",
- phy->phy_name,0) ;
- }
- phy->twisted = ((mib->fddiPORTMy_Type != TS) &&
- (mib->fddiPORTMy_Type != TM) &&
- (mib->fddiPORTNeighborType ==
- mib->fddiPORTMy_Type)) ;
- if (phy->twisted) {
- DB_PCMN(1,"PCM %c : E102 !!! TWISTED !!!n",
- phy->phy_name,0) ;
- }
- break ;
- case 5 :
- break ;
- case 6:
- if (phy->t_val[4] || phy->r_val[4]) {
- if ((phy->t_val[4] && phy->t_val[5]) ||
- (phy->r_val[4] && phy->r_val[5]) )
- phy->lc_test = LC_EXTENDED ;
- else
- phy->lc_test = LC_LONG ;
- }
- else if (phy->t_val[5] || phy->r_val[5])
- phy->lc_test = LC_MEDIUM ;
- else
- phy->lc_test = LC_SHORT ;
- switch (phy->lc_test) {
- case LC_SHORT : /* 50ms */
- outpw(PLC((int)phy->np,PL_LC_LENGTH), TP_LC_LENGTH ) ;
- phy->t_next[7] = smc->s.pcm_lc_short ;
- break ;
- case LC_MEDIUM : /* 500ms */
- outpw(PLC((int)phy->np,PL_LC_LENGTH), TP_LC_LONGLN ) ;
- phy->t_next[7] = smc->s.pcm_lc_medium ;
- break ;
- case LC_LONG :
- SETMASK(PLC((int)phy->np,PL_CNTRL_B),PL_LONG,PL_LONG) ;
- phy->t_next[7] = smc->s.pcm_lc_long ;
- break ;
- case LC_EXTENDED :
- SETMASK(PLC((int)phy->np,PL_CNTRL_B),PL_LONG,PL_LONG) ;
- phy->t_next[7] = smc->s.pcm_lc_extended ;
- break ;
- }
- if (phy->t_next[7] > smc->s.pcm_lc_medium) {
- start_pcm_timer0(smc,phy->t_next[7],PC_TIMEOUT_LCT,phy);
- }
- DB_PCMN(1,"LCT timer = %ld usn", phy->t_next[7], 0) ;
- phy->t_next[9] = smc->s.pcm_t_next_9 ;
- break ;
- case 7:
- if (phy->t_val[6]) {
- phy->cf_loop = TRUE ;
- }
- phy->td_flag = TRUE ;
- break ;
- case 8:
- if (phy->t_val[7] || phy->r_val[7]) {
- DB_PCMN(1,"PCM %c : E103 LCT fail %sn",
- phy->phy_name,phy->t_val[7]? "local":"remote") ;
- queue_event(smc,(int)(EVENT_PCM+phy->np),PC_START) ;
- }
- break ;
- case 9:
- if (phy->t_val[8] || phy->r_val[8]) {
- if (phy->t_val[8])
- phy->cf_loop = TRUE ;
- phy->td_flag = TRUE ;
- }
- break ;
- case 10:
- if (phy->r_val[9]) {
- /* neighbor intends to have MAC on output */ ;
- mib->fddiPORTMacIndicated.R_val = TRUE ;
- }
- else {
- /* neighbor does not intend to have MAC on output */ ;
- mib->fddiPORTMacIndicated.R_val = FALSE ;
- }
- break ;
- }
- }
- /*
- * PCM pseudo code 5.1 .. 6.1
- */
- static void pc_tcode_actions(smc,bit,phy)
- struct s_smc *smc ;
- const int bit;
- struct s_phy *phy;
- {
- int np = phy->np ;
- struct fddi_mib_p *mib ;
- mib = phy->mib ;
- switch(bit) {
- case 0:
- phy->t_val[0] = 0 ; /* no escape used */
- break ;
- case 1:
- if (mib->fddiPORTMy_Type == TS || mib->fddiPORTMy_Type == TM)
- phy->t_val[1] = 1 ;
- else
- phy->t_val[1] = 0 ;
- break ;
- case 2 :
- if (mib->fddiPORTMy_Type == TB || mib->fddiPORTMy_Type == TM)
- phy->t_val[2] = 1 ;
- else
- phy->t_val[2] = 0 ;
- break ;
- case 3:
- {
- int type,ne ;
- int policy ;
- type = mib->fddiPORTMy_Type ;
- ne = mib->fddiPORTNeighborType ;
- policy = smc->mib.fddiSMTConnectionPolicy ;
- phy->t_val[3] = 1 ; /* Accept connection */
- switch (type) {
- case TA :
- if (
- ((policy & POLICY_AA) && ne == TA) ||
- ((policy & POLICY_AB) && ne == TB) ||
- ((policy & POLICY_AS) && ne == TS) ||
- ((policy & POLICY_AM) && ne == TM) )
- phy->t_val[3] = 0 ; /* Reject */
- break ;
- case TB :
- if (
- ((policy & POLICY_BA) && ne == TA) ||
- ((policy & POLICY_BB) && ne == TB) ||
- ((policy & POLICY_BS) && ne == TS) ||
- ((policy & POLICY_BM) && ne == TM) )
- phy->t_val[3] = 0 ; /* Reject */
- break ;
- case TS :
- if (
- ((policy & POLICY_SA) && ne == TA) ||
- ((policy & POLICY_SB) && ne == TB) ||
- ((policy & POLICY_SS) && ne == TS) ||
- ((policy & POLICY_SM) && ne == TM) )
- phy->t_val[3] = 0 ; /* Reject */
- break ;
- case TM :
- if ( ne == TM ||
- ((policy & POLICY_MA) && ne == TA) ||
- ((policy & POLICY_MB) && ne == TB) ||
- ((policy & POLICY_MS) && ne == TS) ||
- ((policy & POLICY_MM) && ne == TM) )
- phy->t_val[3] = 0 ; /* Reject */
- break ;
- }
- #ifndef SLIM_SMT
- /*
- * detect undesirable connection attempt event
- */
- if ( (type == TA && ne == TA ) ||
- (type == TA && ne == TS ) ||
- (type == TB && ne == TB ) ||
- (type == TB && ne == TS ) ||
- (type == TS && ne == TA ) ||
- (type == TS && ne == TB ) ) {
- smt_srf_event(smc,SMT_EVENT_PORT_CONNECTION,
- (int) (INDEX_PORT+ phy->np) ,0) ;
- }
- #endif
- }
- break ;
- case 4:
- if (mib->fddiPORTPC_Withhold == PC_WH_NONE) {
- if (phy->pc_lem_fail) {
- phy->t_val[4] = 1 ; /* long */
- phy->t_val[5] = 0 ;
- }
- else {
- phy->t_val[4] = 0 ;
- if (mib->fddiPORTLCTFail_Ct > 0)
- phy->t_val[5] = 1 ; /* medium */
- else
- phy->t_val[5] = 0 ; /* short */
- /*
- * Implementers choice: use medium
- * instead of short when undesired
- * connection attempt is made.
- */
- if (phy->wc_flag)
- phy->t_val[5] = 1 ; /* medium */
- }
- mib->fddiPORTConnectState = PCM_CONNECTING ;
- }
- else {
- mib->fddiPORTConnectState = PCM_STANDBY ;
- phy->t_val[4] = 1 ; /* extended */
- phy->t_val[5] = 1 ;
- }
- break ;
- case 5:
- break ;
- case 6:
- /* we do NOT have a MAC for LCT */
- phy->t_val[6] = 0 ;
- break ;
- case 7:
- phy->cf_loop = FALSE ;
- lem_check_lct(smc,phy) ;
- if (phy->pc_lem_fail) {
- DB_PCMN(1,"PCM %c : E104 LCT failedn",
- phy->phy_name,0) ;
- phy->t_val[7] = 1 ;
- }
- else
- phy->t_val[7] = 0 ;
- break ;
- case 8:
- phy->t_val[8] = 0 ; /* Don't request MAC loopback */
- break ;
- case 9:
- phy->cf_loop = 0 ;
- if ((mib->fddiPORTPC_Withhold != PC_WH_NONE) ||
- ((smc->s.sas == SMT_DAS) && (phy->wc_flag))) {
- queue_event(smc,EVENT_PCM+np,PC_START) ;
- break ;
- }
- phy->t_val[9] = FALSE ;
- switch (smc->s.sas) {
- case SMT_DAS :
- /*
- * MAC intended on output
- */
- if (phy->pc_mode == PM_TREE) {
- if ((np == PB) || ((np == PA) &&
- (smc->y[PB].mib->fddiPORTConnectState !=
- PCM_ACTIVE)))
- phy->t_val[9] = TRUE ;
- }
- else {
- if (np == PB)
- phy->t_val[9] = TRUE ;
- }
- break ;
- case SMT_SAS :
- if (np == PS)
- phy->t_val[9] = TRUE ;
- break ;
- #ifdef CONCENTRATOR
- case SMT_NAC :
- /*
- * MAC intended on output
- */
- if (np == PB)
- phy->t_val[9] = TRUE ;
- break ;
- #endif
- }
- mib->fddiPORTMacIndicated.T_val = phy->t_val[9] ;
- break ;
- }
- DB_PCMN(1,"SIG snd %x %x: n", bit,phy->t_val[bit] ) ;
- }
- /*
- * return status twisted (called by SMT)
- */
- int pcm_status_twisted(smc)
- struct s_smc *smc ;
- {
- int twist = 0 ;
- if (smc->s.sas != SMT_DAS)
- return(0) ;
- if (smc->y[PA].twisted && (smc->y[PA].mib->fddiPORTPCMState == PC8_ACTIVE))
- twist |= 1 ;
- if (smc->y[PB].twisted && (smc->y[PB].mib->fddiPORTPCMState == PC8_ACTIVE))
- twist |= 2 ;
- return(twist) ;
- }
- /*
- * return status (called by SMT)
- * type
- * state
- * remote phy type
- * remote mac yes/no
- */
- void pcm_status_state(smc,np,type,state,remote,mac)
- struct s_smc *smc ;
- int np;
- int *type;
- int *state;
- int *remote;
- int *mac;
- {
- struct s_phy *phy = &smc->y[np] ;
- struct fddi_mib_p *mib ;
- mib = phy->mib ;
- /* remote PHY type and MAC - set only if active */
- *mac = 0 ;
- *type = mib->fddiPORTMy_Type ; /* our PHY type */
- *state = mib->fddiPORTConnectState ;
- *remote = mib->fddiPORTNeighborType ;
- switch(mib->fddiPORTPCMState) {
- case PC8_ACTIVE :
- *mac = mib->fddiPORTMacIndicated.R_val ;
- break ;
- }
- }
- /*
- * return rooted station status (called by SMT)
- */
- int pcm_rooted_station(smc)
- struct s_smc *smc ;
- {
- int n ;
- for (n = 0 ; n < NUMPHYS ; n++) {
- if (smc->y[n].mib->fddiPORTPCMState == PC8_ACTIVE &&
- smc->y[n].mib->fddiPORTNeighborType == TM)
- return(0) ;
- }
- return(1) ;
- }
- /*
- * Interrupt actions for PLC & PCM events
- */
- void plc_irq(smc,np,cmd)
- struct s_smc *smc ;
- int np; /* PHY index */
- unsigned int cmd;
- {
- struct s_phy *phy = &smc->y[np] ;
- struct s_plc *plc = &phy->plc ;
- int n ;
- #ifdef SUPERNET_3
- int corr_mask ;
- #endif /* SUPERNET_3 */
- int i ;
- if (np >= smc->s.numphys) {
- plc->soft_err++ ;
- return ;
- }
- if (cmd & PL_EBUF_ERR) { /* elastic buff. det. over-|underflow*/
- /*
- * Check whether the SRF Condition occurred.
- */
- if (!plc->ebuf_cont && phy->mib->fddiPORTPCMState == PC8_ACTIVE){
- /*
- * This is the real Elasticity Error.
- * More than one in a row are treated as a
- * single one.
- * Only count this in the active state.
- */
- phy->mib->fddiPORTEBError_Ct ++ ;
- }
- plc->ebuf_err++ ;
- if (plc->ebuf_cont <= 1000) {
- /*
- * Prevent counter from being wrapped after
- * hanging years in that interrupt.
- */
- plc->ebuf_cont++ ; /* Ebuf continous error */
- }
- #ifdef SUPERNET_3
- if (plc->ebuf_cont == 1000 &&
- ((inpw(PLC(np,PL_STATUS_A)) & PLC_REV_MASK) ==
- PLC_REV_SN3)) {
- /*
- * This interrupt remeained high for at least
- * 1000 consecutive interrupt calls.
- *
- * This is caused by a hardware error of the
- * ORION part of the Supernet III chipset.
- *
- * Disable this bit from the mask.
- */
- corr_mask = (plc_imsk_na & ~PL_EBUF_ERR) ;
- outpw(PLC(np,PL_INTR_MASK),corr_mask);
- /*
- * Disconnect from the ring.
- * Call the driver with the reset indication.
- */
- queue_event(smc,EVENT_ECM,EC_DISCONNECT) ;
- /*
- * Make an error log entry.
- */
- SMT_ERR_LOG(smc,SMT_E0136, SMT_E0136_MSG) ;
- /*
- * Indicate the Reset.
- */
- drv_reset_indication(smc) ;
- }
- #endif /* SUPERNET_3 */
- } else {
- /* Reset the continous error variable */
- plc->ebuf_cont = 0 ; /* reset Ebuf continous error */
- }
- if (cmd & PL_PHYINV) { /* physical layer invalid signal */
- plc->phyinv++ ;
- }
- if (cmd & PL_VSYM_CTR) { /* violation symbol counter has incr.*/
- plc->vsym_ctr++ ;
- }
- if (cmd & PL_MINI_CTR) { /* dep. on PLC_CNTRL_A's MINI_CTR_INT*/
- plc->mini_ctr++ ;
- }
- if (cmd & PL_LE_CTR) { /* link error event counter */
- int j ;
- /*
- * note: PL_LINK_ERR_CTR MUST be read to clear it
- */
- j = inpw(PLC(np,PL_LE_THRESHOLD)) ;
- i = inpw(PLC(np,PL_LINK_ERR_CTR)) ;
- if (i < j) {
- /* wrapped around */
- i += 256 ;
- }
- if (phy->lem.lem_on) {
- /* Note: Lem errors shall only be counted when
- * link is ACTIVE or LCT is active.
- */
- phy->lem.lem_errors += i ;
- phy->mib->fddiPORTLem_Ct += i ;
- }
- }
- if (cmd & PL_TPC_EXPIRED) { /* TPC timer reached zero */
- if (plc->p_state == PS_LCT) {
- /*
- * end of LCT
- */
- ;
- }
- plc->tpc_exp++ ;
- }
- if (cmd & PL_LS_MATCH) { /* LS == LS in PLC_CNTRL_B's MATCH_LS*/
- switch (inpw(PLC(np,PL_CNTRL_B)) & PL_MATCH_LS) {
- case PL_I_IDLE : phy->curr_ls = PC_ILS ; break ;
- case PL_I_HALT : phy->curr_ls = PC_HLS ; break ;
- case PL_I_MASTR : phy->curr_ls = PC_MLS ; break ;
- case PL_I_QUIET : phy->curr_ls = PC_QLS ; break ;
- }
- }
- if (cmd & PL_PCM_BREAK) { /* PCM has entered the BREAK state */
- int reason;
- reason = inpw(PLC(np,PL_STATUS_B)) & PL_BREAK_REASON ;
- switch (reason) {
- case PL_B_PCS : plc->b_pcs++ ; break ;
- case PL_B_TPC : plc->b_tpc++ ; break ;
- case PL_B_TNE : plc->b_tne++ ; break ;
- case PL_B_QLS : plc->b_qls++ ; break ;
- case PL_B_ILS : plc->b_ils++ ; break ;
- case PL_B_HLS : plc->b_hls++ ; break ;
- }
- /*jd 05-Aug-1999 changed: Bug #10419 */
- DB_PCMN(1,"PLC %d: MDcF = %xn", np, smc->e.DisconnectFlag);
- if (smc->e.DisconnectFlag == FALSE) {
- DB_PCMN(1,"PLC %d: restart (reason %x)n", np, reason);
- queue_event(smc,EVENT_PCM+np,PC_START) ;
- }
- else {
- DB_PCMN(1,"PLC %d: NO!! restart (reason %x)n", np, reason);
- }
- return ;
- }
- /*
- * If both CODE & ENABLE are set ignore enable
- */
- if (cmd & PL_PCM_CODE) { /* receive last sign.-bit | LCT complete */
- queue_event(smc,EVENT_PCM+np,PC_SIGNAL) ;
- n = inpw(PLC(np,PL_RCV_VECTOR)) ;
- for (i = 0 ; i < plc->p_bits ; i++) {
- phy->r_val[plc->p_start+i] = n & 1 ;
- n >>= 1 ;
- }
- }
- else if (cmd & PL_PCM_ENABLED) { /* asserted SC_JOIN, scrub.completed*/
- queue_event(smc,EVENT_PCM+np,PC_JOIN) ;
- }
- if (cmd & PL_TRACE_PROP) { /* MLS while PC8_ACTIV || PC2_TRACE */
- /*PC22b*/
- if (!phy->tr_flag) {
- DB_PCMN(1,"PCM : irq TRACE_PROP %d %dn",
- np,smc->mib.fddiSMTECMState) ;
- phy->tr_flag = TRUE ;
- smc->e.trace_prop |= ENTITY_BIT(ENTITY_PHY(np)) ;
- queue_event(smc,EVENT_ECM,EC_TRACE_PROP) ;
- }
- }
- /*
- * filter PLC glitch ???
- * QLS || HLS only while in PC2_TRACE state
- */
- if ((cmd & PL_SELF_TEST) && (phy->mib->fddiPORTPCMState == PC2_TRACE)) {
- /*PC22a*/
- if (smc->e.path_test == PT_PASSED) {
- DB_PCMN(1,"PCM : state = %s %dn", get_pcmstate(smc,np),
- phy->mib->fddiPORTPCMState) ;
- smc->e.path_test = PT_PENDING ;
- queue_event(smc,EVENT_ECM,EC_PATH_TEST) ;
- }
- }
- if (cmd & PL_TNE_EXPIRED) { /* TNE: length of noise events */
- /* break_required (TNE > NS_Max) */
- if (phy->mib->fddiPORTPCMState == PC8_ACTIVE) {
- if (!phy->tr_flag) {
- DB_PCMN(1,"PCM %c : PC81 %sn",phy->phy_name,"NSE");
- queue_event(smc,EVENT_PCM+np,PC_START) ;
- return ;
- }
- }
- }
- #if 0
- if (cmd & PL_NP_ERR) { /* NP has requested to r/w an inv reg*/
- /*
- * It's a bug by AMD
- */
- plc->np_err++ ;
- }
- /* pin inactiv (GND) */
- if (cmd & PL_PARITY_ERR) { /* p. error dedected on TX9-0 inp */
- plc->parity_err++ ;
- }
- if (cmd & PL_LSDO) { /* carrier detected */
- ;
- }
- #endif
- }
- void pcm_set_lct_short(smc,n)
- struct s_smc *smc ;
- int n ;
- {
- if (n <= 0 || n > 1000)
- return ;
- smc->s.lct_short = n ;
- }
- #ifdef DEBUG
- /*
- * fill state struct
- */
- void pcm_get_state(smc,state)
- struct s_smc *smc ;
- struct smt_state *state ;
- {
- struct s_phy *phy ;
- struct pcm_state *pcs ;
- int i ;
- int ii ;
- short rbits ;
- short tbits ;
- struct fddi_mib_p *mib ;
- for (i = 0, phy = smc->y, pcs = state->pcm_state ; i < NUMPHYS ;
- i++ , phy++, pcs++ ) {
- mib = phy->mib ;
- pcs->pcm_type = (u_char) mib->fddiPORTMy_Type ;
- pcs->pcm_state = (u_char) mib->fddiPORTPCMState ;
- pcs->pcm_mode = phy->pc_mode ;
- pcs->pcm_neighbor = (u_char) mib->fddiPORTNeighborType ;
- pcs->pcm_bsf = mib->fddiPORTBS_Flag ;
- pcs->pcm_lsf = phy->ls_flag ;
- pcs->pcm_lct_fail = (u_char) mib->fddiPORTLCTFail_Ct ;
- pcs->pcm_ls_rx = LS2MIB(sm_pm_get_ls(smc,i)) ;
- for (ii = 0, rbits = tbits = 0 ; ii < NUMBITS ; ii++) {
- rbits <<= 1 ;
- tbits <<= 1 ;
- if (phy->r_val[NUMBITS-1-ii])
- rbits |= 1 ;
- if (phy->t_val[NUMBITS-1-ii])
- tbits |= 1 ;
- }
- pcs->pcm_r_val = rbits ;
- pcs->pcm_t_val = tbits ;
- }
- }
- int get_pcm_state(smc,np)
- struct s_smc *smc ;
- int np;
- {
- int pcs ;
- SK_UNUSED(smc) ;
- switch (inpw(PLC(np,PL_STATUS_B)) & PL_PCM_STATE) {
- case PL_PC0 : pcs = PC_STOP ; break ;
- case PL_PC1 : pcs = PC_START ; break ;
- case PL_PC2 : pcs = PC_TRACE ; break ;
- case PL_PC3 : pcs = PC_SIGNAL ; break ;
- case PL_PC4 : pcs = PC_SIGNAL ; break ;
- case PL_PC5 : pcs = PC_SIGNAL ; break ;
- case PL_PC6 : pcs = PC_JOIN ; break ;
- case PL_PC7 : pcs = PC_JOIN ; break ;
- case PL_PC8 : pcs = PC_ENABLE ; break ;
- case PL_PC9 : pcs = PC_MAINT ; break ;
- default : pcs = PC_DISABLE ; break ;
- }
- return(pcs) ;
- }
- char *get_linestate(smc,np)
- struct s_smc *smc ;
- int np;
- {
- char *ls = "" ;
- SK_UNUSED(smc) ;
- switch (inpw(PLC(np,PL_STATUS_A)) & PL_LINE_ST) {
- case PL_L_NLS : ls = "NOISE" ; break ;
- case PL_L_ALS : ls = "ACTIV" ; break ;
- case PL_L_UND : ls = "UNDEF" ; break ;
- case PL_L_ILS4: ls = "ILS 4" ; break ;
- case PL_L_QLS : ls = "QLS" ; break ;
- case PL_L_MLS : ls = "MLS" ; break ;
- case PL_L_HLS : ls = "HLS" ; break ;
- case PL_L_ILS16:ls = "ILS16" ; break ;
- #ifdef lint
- default: ls = "unknown" ; break ;
- #endif
- }
- return(ls) ;
- }
- char *get_pcmstate(smc,np)
- struct s_smc *smc ;
- int np;
- {
- char *pcs ;
-
- SK_UNUSED(smc) ;
- switch (inpw(PLC(np,PL_STATUS_B)) & PL_PCM_STATE) {
- case PL_PC0 : pcs = "OFF" ; break ;
- case PL_PC1 : pcs = "BREAK" ; break ;
- case PL_PC2 : pcs = "TRACE" ; break ;
- case PL_PC3 : pcs = "CONNECT"; break ;
- case PL_PC4 : pcs = "NEXT" ; break ;
- case PL_PC5 : pcs = "SIGNAL" ; break ;
- case PL_PC6 : pcs = "JOIN" ; break ;
- case PL_PC7 : pcs = "VERIFY" ; break ;
- case PL_PC8 : pcs = "ACTIV" ; break ;
- case PL_PC9 : pcs = "MAINT" ; break ;
- default : pcs = "UNKNOWN" ; break ;
- }
- return(pcs) ;
- }
- void list_phy(smc)
- struct s_smc *smc ;
- {
- struct s_plc *plc ;
- int np ;
- for (np = 0 ; np < NUMPHYS ; np++) {
- plc = &smc->y[np].plc ;
- printf("PHY %d:tERRORStttBREAK_REASONSttSTATES:n",np) ;
- printf("tsoft_error: %ld ttPC_Start : %ldn",
- plc->soft_err,plc->b_pcs);
- printf("tparity_err: %ld ttTPC exp. : %ldttLine: %sn",
- plc->parity_err,plc->b_tpc,get_linestate(smc,np)) ;
- printf("tebuf_error: %ld ttTNE exp. : %ldn",
- plc->ebuf_err,plc->b_tne) ;
- printf("tphyinvalid: %ld ttQLS det. : %ldttPCM : %sn",
- plc->phyinv,plc->b_qls,get_pcmstate(smc,np)) ;
- printf("tviosym_ctr: %ld ttILS det. : %ldn",
- plc->vsym_ctr,plc->b_ils) ;
- printf("tmingap_ctr: %ld ttHLS det. : %ldn",
- plc->mini_ctr,plc->b_hls) ;
- printf("tnodepr_err: %ldn",plc->np_err) ;
- printf("tTPC_exp : %ldn",plc->tpc_exp) ;
- printf("tLEM_err : %ldn",smc->y[np].lem.lem_errors) ;
- }
- }
- #ifdef CONCENTRATOR
- void pcm_lem_dump(smc)
- struct s_smc *smc ;
- {
- int i ;
- struct s_phy *phy ;
- struct fddi_mib_p *mib ;
- char *entostring() ;
- printf("PHY errors BERn") ;
- printf("----------------------n") ;
- for (i = 0,phy = smc->y ; i < NUMPHYS ; i++,phy++) {
- if (!plc_is_installed(smc,i))
- continue ;
- mib = phy->mib ;
- printf("%st%ldt10E-%dn",
- entostring(smc,ENTITY_PHY(i)),
- mib->fddiPORTLem_Ct,
- mib->fddiPORTLer_Estimate) ;
- }
- }
- #endif
- #endif