示例#1
0
static void smt_send_ecf_request(struct s_smc *smc, struct fddi_addr *dest,
				 int len)
{
	smc->sm.pend[SMT_TID_ECF] = smt_get_tid(smc) ;
	smt_send_ecf(smc,dest, FC_SMT_INFO, smc->sm.pend[SMT_TID_ECF],
		SMT_REQUEST,len) ;
}
示例#2
0
static void smt_echo_test(struct s_smc *smc, int dna)
{
	u_long	tid ;

	smc->sm.pend[dna ? SMT_TID_ECF_DNA : SMT_TID_ECF_UNA] =
		tid = smt_get_tid(smc) ;
	smt_send_ecf(smc, dna ?
		&smc->mib.m[MAC0].fddiMACDownstreamNbr :
		&smc->mib.m[MAC0].fddiMACUpstreamNbr,
		FC_SMT_INFO,tid, SMT_REQUEST, (SMT_TEST_ECHO_LEN & ~3)-8) ;
}
示例#3
0
static void ess_send_alc_req(struct s_smc *smc)
{
	struct smt_sba_alc_req *req ;
	SMbuf	*mb ;

	if (!smc->mib.fddiESSPayload) {
		smc->mib.fddiESSOverhead = 0 ;
	}
	else {
		if (!smc->mib.fddiESSOverhead)
			smc->mib.fddiESSOverhead = DEFAULT_OV ;
	}

	if (smc->mib.fddiESSOverhead ==
		smc->mib.a[PATH0].fddiPATHSbaOverhead &&
		smc->mib.fddiESSPayload ==
		smc->mib.a[PATH0].fddiPATHSbaPayload){
		smc->ess.raf_act_timer_poll = FALSE ;
		smc->ess.timer_count = 7 ;	
		return ;
	}
	
	if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REQUEST,
			sizeof(struct smt_sba_alc_req))))
			return ;
	req = smtod(mb,struct smt_sba_alc_req *) ;
	req->smt.smt_tid = smc->ess.alloc_trans_id = smt_get_tid(smc) ;
	req->smt.smt_dest = smt_sba_da ;

	
	req->s_type.para.p_type = SMT_P0015 ;
	req->s_type.para.p_len = sizeof(struct smt_p_0015) - PARA_LEN ;
	req->s_type.res_type = SYNC_BW ;

	
	req->cmd.para.p_type = SMT_P0016 ;
	req->cmd.para.p_len = sizeof(struct smt_p_0016) - PARA_LEN ;
	req->cmd.sba_cmd = REQUEST_ALLOCATION ;


	
	req->path.para.p_type = SMT_P320B ;
	req->path.para.p_len = sizeof(struct smt_p_320b) - PARA_LEN ;
	req->path.mib_index = SBAPATHINDEX ;
	req->path.path_pad = 0;
	req->path.path_index = PRIMARY_RING ;

	
	req->pl_req.para.p_type = SMT_P0017 ;
	req->pl_req.para.p_len = sizeof(struct smt_p_0017) - PARA_LEN ;
	req->pl_req.sba_pl_req = smc->mib.fddiESSPayload -
		smc->mib.a[PATH0].fddiPATHSbaPayload ;

	
	req->ov_req.para.p_type = SMT_P0018 ;
	req->ov_req.para.p_len = sizeof(struct smt_p_0018) - PARA_LEN ;
	req->ov_req.sba_ov_req = smc->mib.fddiESSOverhead -
		smc->mib.a[PATH0].fddiPATHSbaOverhead ;

	
	req->payload.para.p_type = SMT_P320F ;
	req->payload.para.p_len = sizeof(struct smt_p_320f) - PARA_LEN ;
	req->payload.mib_index = SBAPATHINDEX ;
	req->payload.mib_payload = smc->mib.a[PATH0].fddiPATHSbaPayload ;

	
	req->overhead.para.p_type = SMT_P3210 ;
	req->overhead.para.p_len = sizeof(struct smt_p_3210) - PARA_LEN ;
	req->overhead.mib_index = SBAPATHINDEX ;
	req->overhead.mib_overhead = smc->mib.a[PATH0].fddiPATHSbaOverhead ;

	
	req->a_addr.para.p_type = SMT_P0019 ;
	req->a_addr.para.p_len = sizeof(struct smt_p_0019) - PARA_LEN ;
	req->a_addr.sba_pad = 0;
	req->a_addr.alloc_addr = null_addr ;

	
	req->cat.para.p_type = SMT_P001A ;
	req->cat.para.p_len = sizeof(struct smt_p_001a) - PARA_LEN ;
	req->cat.category = smc->mib.fddiESSCategory ;

	
	req->tneg.para.p_type = SMT_P001B ;
	req->tneg.para.p_len = sizeof(struct smt_p_001b) - PARA_LEN ;
	req->tneg.max_t_neg = smc->mib.fddiESSMaxTNeg ;

	
	req->segm.para.p_type = SMT_P001C ;
	req->segm.para.p_len = sizeof(struct smt_p_001c) - PARA_LEN ;
	req->segm.min_seg_siz = smc->mib.fddiESSMinSegmentSize ;

	dump_smt(smc,(struct smt_header *)req,"RAF") ;
	ess_send_frame(smc,mb) ;
}
示例#4
0
static void ess_send_alc_req(struct s_smc *smc)
{
	struct smt_sba_alc_req *req ;
	SMbuf	*mb ;

	/*
	 * send never allocation request where the requested payload and
	 * overhead is zero or deallocate bandwidth when no bandwidth is
	 * parsed
	 */
	if (!smc->mib.fddiESSPayload) {
		smc->mib.fddiESSOverhead = 0 ;
	}
	else {
		if (!smc->mib.fddiESSOverhead)
			smc->mib.fddiESSOverhead = DEFAULT_OV ;
	}

	if (smc->mib.fddiESSOverhead ==
		smc->mib.a[PATH0].fddiPATHSbaOverhead &&
		smc->mib.fddiESSPayload ==
		smc->mib.a[PATH0].fddiPATHSbaPayload){
		smc->ess.raf_act_timer_poll = FALSE ;
		smc->ess.timer_count = 7 ;	/* next RAF alc req after 3 s */
		return ;
	}

	/*
	 * get and initialize the response frame
	 */
	if (!(mb=smt_build_frame(smc,SMT_RAF,SMT_REQUEST,
			sizeof(struct smt_sba_alc_req))))
			return ;
	req = smtod(mb,struct smt_sba_alc_req *) ;
	req->smt.smt_tid = smc->ess.alloc_trans_id = smt_get_tid(smc) ;
	req->smt.smt_dest = smt_sba_da ;

	/* set P15 */
	req->s_type.para.p_type = SMT_P0015 ;
	req->s_type.para.p_len = sizeof(struct smt_p_0015) - PARA_LEN ;
	req->s_type.res_type = SYNC_BW ;

	/* set P16 */
	req->cmd.para.p_type = SMT_P0016 ;
	req->cmd.para.p_len = sizeof(struct smt_p_0016) - PARA_LEN ;
	req->cmd.sba_cmd = REQUEST_ALLOCATION ;

	/*
	 * set the parameter type and parameter length of all used
	 * parameters
	 */

	/* set P320B */
	req->path.para.p_type = SMT_P320B ;
	req->path.para.p_len = sizeof(struct smt_p_320b) - PARA_LEN ;
	req->path.mib_index = SBAPATHINDEX ;
	req->path.path_pad = 0;
	req->path.path_index = PRIMARY_RING ;

	/* set P0017 */
	req->pl_req.para.p_type = SMT_P0017 ;
	req->pl_req.para.p_len = sizeof(struct smt_p_0017) - PARA_LEN ;
	req->pl_req.sba_pl_req = smc->mib.fddiESSPayload -
		smc->mib.a[PATH0].fddiPATHSbaPayload ;

	/* set P0018 */
	req->ov_req.para.p_type = SMT_P0018 ;
	req->ov_req.para.p_len = sizeof(struct smt_p_0018) - PARA_LEN ;
	req->ov_req.sba_ov_req = smc->mib.fddiESSOverhead -
		smc->mib.a[PATH0].fddiPATHSbaOverhead ;

	/* set P320F */
	req->payload.para.p_type = SMT_P320F ;
	req->payload.para.p_len = sizeof(struct smt_p_320f) - PARA_LEN ;
	req->payload.mib_index = SBAPATHINDEX ;
	req->payload.mib_payload = smc->mib.a[PATH0].fddiPATHSbaPayload ;

	/* set P3210 */
	req->overhead.para.p_type = SMT_P3210 ;
	req->overhead.para.p_len = sizeof(struct smt_p_3210) - PARA_LEN ;
	req->overhead.mib_index = SBAPATHINDEX ;
	req->overhead.mib_overhead = smc->mib.a[PATH0].fddiPATHSbaOverhead ;

	/* set P19 */
	req->a_addr.para.p_type = SMT_P0019 ;
	req->a_addr.para.p_len = sizeof(struct smt_p_0019) - PARA_LEN ;
	req->a_addr.sba_pad = 0;
	req->a_addr.alloc_addr = null_addr ;

	/* set P1A */
	req->cat.para.p_type = SMT_P001A ;
	req->cat.para.p_len = sizeof(struct smt_p_001a) - PARA_LEN ;
	req->cat.category = smc->mib.fddiESSCategory ;

	/* set P1B */
	req->tneg.para.p_type = SMT_P001B ;
	req->tneg.para.p_len = sizeof(struct smt_p_001b) - PARA_LEN ;
	req->tneg.max_t_neg = smc->mib.fddiESSMaxTNeg ;

	/* set P1C */
	req->segm.para.p_type = SMT_P001C ;
	req->segm.para.p_len = sizeof(struct smt_p_001c) - PARA_LEN ;
	req->segm.min_seg_siz = smc->mib.fddiESSMinSegmentSize ;

	dump_smt(smc,(struct smt_header *)req,"RAF") ;
	ess_send_frame(smc,mb) ;
}
示例#5
0
static void smt_send_nif_request(struct s_smc *smc, struct fddi_addr *dest)
{
	smc->sm.pend[SMT_TID_NIF_TEST] = smt_get_tid(smc) ;
	smt_send_nif(smc,dest, FC_SMT_INFO, smc->sm.pend[SMT_TID_NIF_TEST],
		SMT_REQUEST,0) ;
}
示例#6
0
void smt_event(struct s_smc *smc, int event)
{
	u_long		time ;
#ifndef SMT_REAL_TOKEN_CT
	int		i ;
#endif


	if (smc->sm.please_reconnect) {
		smc->sm.please_reconnect -- ;
		if (smc->sm.please_reconnect == 0) {
			
			queue_event(smc,EVENT_ECM,EC_CONNECT) ;
		}
	}

	if (event == SM_FAST)
		return ;

	
	smt_timer_poll(smc) ;
	smt_start_watchdog(smc) ;
#ifndef	SLIM_SMT
#ifndef BOOT
#ifdef	ESS
	ess_timer_poll(smc) ;
#endif
#endif
#ifdef	SBA
	sba_timer_poll(smc) ;
#endif

	smt_srf_event(smc,0,0,0) ;

#endif	

	time = smt_get_time() ;

	if (time - smc->sm.smt_last_lem >= TICKS_PER_SECOND*8) {
		
		struct fddi_mib_m	*mib ;
		u_long			upper ;
		u_long			lower ;
		int			cond ;
		int			port;
		struct s_phy		*phy ;
		
		sm_lem_evaluate(smc) ;
		smc->sm.smt_last_lem = time ;

		
#ifndef	SLIM_SMT
		mac_update_counter(smc) ;
		mib = smc->mib.m ;
		upper =
		(mib->fddiMACLost_Ct - mib->fddiMACOld_Lost_Ct) +
		(mib->fddiMACError_Ct - mib->fddiMACOld_Error_Ct) ;
		lower =
		(mib->fddiMACFrame_Ct - mib->fddiMACOld_Frame_Ct) +
		(mib->fddiMACLost_Ct - mib->fddiMACOld_Lost_Ct) ;
		mib->fddiMACFrameErrorRatio = div_ratio(upper,lower) ;

		cond =
			((!mib->fddiMACFrameErrorThreshold &&
			mib->fddiMACError_Ct != mib->fddiMACOld_Error_Ct) ||
			(mib->fddiMACFrameErrorRatio >
			mib->fddiMACFrameErrorThreshold)) ;

		if (cond != mib->fddiMACFrameErrorFlag)
			smt_srf_event(smc,SMT_COND_MAC_FRAME_ERROR,
				INDEX_MAC,cond) ;

		upper =
		(mib->fddiMACNotCopied_Ct - mib->fddiMACOld_NotCopied_Ct) ;
		lower =
		upper +
		(mib->fddiMACCopied_Ct - mib->fddiMACOld_Copied_Ct) ;
		mib->fddiMACNotCopiedRatio = div_ratio(upper,lower) ;

		cond =
			((!mib->fddiMACNotCopiedThreshold &&
			mib->fddiMACNotCopied_Ct !=
				mib->fddiMACOld_NotCopied_Ct)||
			(mib->fddiMACNotCopiedRatio >
			mib->fddiMACNotCopiedThreshold)) ;

		if (cond != mib->fddiMACNotCopiedFlag)
			smt_srf_event(smc,SMT_COND_MAC_NOT_COPIED,
				INDEX_MAC,cond) ;

		
		mib->fddiMACOld_Frame_Ct = mib->fddiMACFrame_Ct ;
		mib->fddiMACOld_Copied_Ct = mib->fddiMACCopied_Ct ;
		mib->fddiMACOld_Error_Ct = mib->fddiMACError_Ct ;
		mib->fddiMACOld_Lost_Ct = mib->fddiMACLost_Ct ;
		mib->fddiMACOld_NotCopied_Ct = mib->fddiMACNotCopied_Ct ;

		
		for (port = 0; port < NUMPHYS; port ++) {
			phy = &smc->y[port] ;

			if (!phy->mib->fddiPORTHardwarePresent) {
				continue;
			}

			cond = (phy->mib->fddiPORTEBError_Ct -
				phy->mib->fddiPORTOldEBError_Ct > 5) ;

			
			smt_srf_event(smc,SMT_COND_PORT_EB_ERROR,
				(int) (INDEX_PORT+ phy->np) ,cond) ;

			
			phy->mib->fddiPORTOldEBError_Ct =
				phy->mib->fddiPORTEBError_Ct ;
		}

#endif	
	}

#ifndef	SLIM_SMT

	if (time - smc->sm.smt_last_notify >= (u_long)
		(smc->mib.fddiSMTTT_Notify * TICKS_PER_SECOND) ) {
		
		if (!smc->sm.pend[SMT_TID_NIF])
			smc->sm.pend[SMT_TID_NIF] = smt_get_tid(smc) ;
		smt_send_nif(smc,&fddi_broadcast, FC_SMT_NSA,
			smc->sm.pend[SMT_TID_NIF], SMT_REQUEST,0) ;
		smc->sm.smt_last_notify = time ;
	}

	
	if (smc->sm.smt_tvu &&
	    time - smc->sm.smt_tvu > 228*TICKS_PER_SECOND) {
		DB_SMT("SMT : UNA expired\n",0,0) ;
		smc->sm.smt_tvu = 0 ;

		if (!is_equal(&smc->mib.m[MAC0].fddiMACUpstreamNbr,
			&SMT_Unknown)){
			
			smc->mib.m[MAC0].fddiMACOldUpstreamNbr=
				smc->mib.m[MAC0].fddiMACUpstreamNbr ;
		}
		smc->mib.m[MAC0].fddiMACUpstreamNbr = SMT_Unknown ;
		smc->mib.m[MAC0].fddiMACUNDA_Flag = FALSE ;
		
		update_dac(smc,0) ;
		smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE,
			INDEX_MAC,0) ;
	}
	if (smc->sm.smt_tvd &&
	    time - smc->sm.smt_tvd > 228*TICKS_PER_SECOND) {
		DB_SMT("SMT : DNA expired\n",0,0) ;
		smc->sm.smt_tvd = 0 ;
		if (!is_equal(&smc->mib.m[MAC0].fddiMACDownstreamNbr,
			&SMT_Unknown)){
			
			smc->mib.m[MAC0].fddiMACOldDownstreamNbr=
				smc->mib.m[MAC0].fddiMACDownstreamNbr ;
		}
		smc->mib.m[MAC0].fddiMACDownstreamNbr = SMT_Unknown ;
		smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE,
			INDEX_MAC,0) ;
	}

#endif	

#ifndef SMT_REAL_TOKEN_CT
	
	for (i = MAC0; i < NUMMACS; i++ ){
		if (time - smc->sm.last_tok_time[i] > 2*TICKS_PER_SECOND ){
			smt_emulate_token_ct( smc, i );
		}
	}
#endif

	smt_timer_start(smc,&smc->sm.smt_timer, (u_long)1000000L,
		EV_TOKEN(EVENT_SMT,SM_TIMER)) ;
}
示例#7
0
/*ARGSUSED1*/
void smt_event(struct s_smc *smc, int event)
{
	u_long		time ;
#ifndef SMT_REAL_TOKEN_CT
	int		i ;
#endif


	if (smc->sm.please_reconnect) {
		smc->sm.please_reconnect -- ;
		if (smc->sm.please_reconnect == 0) {
			/* Counted down */
			queue_event(smc,EVENT_ECM,EC_CONNECT) ;
		}
	}

	if (event == SM_FAST)
		return ;

	/*
	 * timer for periodic cleanup in driver
	 * reset and start the watchdog (FM2)
	 * ESS timer
	 * SBA timer
	 */
	smt_timer_poll(smc) ;
	smt_start_watchdog(smc) ;
#ifndef	SLIM_SMT
#ifndef BOOT
#ifdef	ESS
	ess_timer_poll(smc) ;
#endif
#endif
#ifdef	SBA
	sba_timer_poll(smc) ;
#endif

	smt_srf_event(smc,0,0,0) ;

#endif	/* no SLIM_SMT */

	time = smt_get_time() ;

	if (time - smc->sm.smt_last_lem >= TICKS_PER_SECOND*8) {
		/*
		 * Use 8 sec. for the time intervall, it simplifies the
		 * LER estimation.
		 */
		struct fddi_mib_m	*mib ;
		u_long			upper ;
		u_long			lower ;
		int			cond ;
		int			port;
		struct s_phy		*phy ;
		/*
		 * calculate LEM bit error rate
		 */
		sm_lem_evaluate(smc) ;
		smc->sm.smt_last_lem = time ;

		/*
		 * check conditions
		 */
#ifndef	SLIM_SMT
		mac_update_counter(smc) ;
		mib = smc->mib.m ;
		upper =
		(mib->fddiMACLost_Ct - mib->fddiMACOld_Lost_Ct) +
		(mib->fddiMACError_Ct - mib->fddiMACOld_Error_Ct) ;
		lower =
		(mib->fddiMACFrame_Ct - mib->fddiMACOld_Frame_Ct) +
		(mib->fddiMACLost_Ct - mib->fddiMACOld_Lost_Ct) ;
		mib->fddiMACFrameErrorRatio = div_ratio(upper,lower) ;

		cond =
			((!mib->fddiMACFrameErrorThreshold &&
			mib->fddiMACError_Ct != mib->fddiMACOld_Error_Ct) ||
			(mib->fddiMACFrameErrorRatio >
			mib->fddiMACFrameErrorThreshold)) ;

		if (cond != mib->fddiMACFrameErrorFlag)
			smt_srf_event(smc,SMT_COND_MAC_FRAME_ERROR,
				INDEX_MAC,cond) ;

		upper =
		(mib->fddiMACNotCopied_Ct - mib->fddiMACOld_NotCopied_Ct) ;
		lower =
		upper +
		(mib->fddiMACCopied_Ct - mib->fddiMACOld_Copied_Ct) ;
		mib->fddiMACNotCopiedRatio = div_ratio(upper,lower) ;

		cond =
			((!mib->fddiMACNotCopiedThreshold &&
			mib->fddiMACNotCopied_Ct !=
				mib->fddiMACOld_NotCopied_Ct)||
			(mib->fddiMACNotCopiedRatio >
			mib->fddiMACNotCopiedThreshold)) ;

		if (cond != mib->fddiMACNotCopiedFlag)
			smt_srf_event(smc,SMT_COND_MAC_NOT_COPIED,
				INDEX_MAC,cond) ;

		/*
		 * set old values
		 */
		mib->fddiMACOld_Frame_Ct = mib->fddiMACFrame_Ct ;
		mib->fddiMACOld_Copied_Ct = mib->fddiMACCopied_Ct ;
		mib->fddiMACOld_Error_Ct = mib->fddiMACError_Ct ;
		mib->fddiMACOld_Lost_Ct = mib->fddiMACLost_Ct ;
		mib->fddiMACOld_NotCopied_Ct = mib->fddiMACNotCopied_Ct ;

		/*
		 * Check port EBError Condition
		 */
		for (port = 0; port < NUMPHYS; port ++) {
			phy = &smc->y[port] ;

			if (!phy->mib->fddiPORTHardwarePresent) {
				continue;
			}

			cond = (phy->mib->fddiPORTEBError_Ct -
				phy->mib->fddiPORTOldEBError_Ct > 5) ;

			/* If ratio is more than 5 in 8 seconds
			 * Set the condition.
			 */
			smt_srf_event(smc,SMT_COND_PORT_EB_ERROR,
				(int) (INDEX_PORT+ phy->np) ,cond) ;

			/*
			 * set old values
			 */
			phy->mib->fddiPORTOldEBError_Ct =
				phy->mib->fddiPORTEBError_Ct ;
		}

#endif	/* no SLIM_SMT */
	}

#ifndef	SLIM_SMT

	if (time - smc->sm.smt_last_notify >= (u_long)
		(smc->mib.fddiSMTTT_Notify * TICKS_PER_SECOND) ) {
		/*
		 * we can either send an announcement or a request
		 * a request will trigger a reply so that we can update
		 * our dna
		 * note: same tid must be used until reply is received
		 */
		if (!smc->sm.pend[SMT_TID_NIF])
			smc->sm.pend[SMT_TID_NIF] = smt_get_tid(smc) ;
		smt_send_nif(smc,&fddi_broadcast, FC_SMT_NSA,
			smc->sm.pend[SMT_TID_NIF], SMT_REQUEST,0) ;
		smc->sm.smt_last_notify = time ;
	}

	/*
	 * check timer
	 */
	if (smc->sm.smt_tvu &&
	    time - smc->sm.smt_tvu > 228*TICKS_PER_SECOND) {
		DB_SMT("SMT : UNA expired\n",0,0) ;
		smc->sm.smt_tvu = 0 ;

		if (!is_equal(&smc->mib.m[MAC0].fddiMACUpstreamNbr,
			&SMT_Unknown)){
			/* Do not update unknown address */
			smc->mib.m[MAC0].fddiMACOldUpstreamNbr=
				smc->mib.m[MAC0].fddiMACUpstreamNbr ;
		}
		smc->mib.m[MAC0].fddiMACUpstreamNbr = SMT_Unknown ;
		smc->mib.m[MAC0].fddiMACUNDA_Flag = FALSE ;
		/*
		 * Make sure the fddiMACUNDA_Flag = FALSE is
		 * included in the SRF so we don't generate
		 * a separate SRF for the deassertion of this
		 * condition
		 */
		update_dac(smc,0) ;
		smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE,
			INDEX_MAC,0) ;
	}
	if (smc->sm.smt_tvd &&
	    time - smc->sm.smt_tvd > 228*TICKS_PER_SECOND) {
		DB_SMT("SMT : DNA expired\n",0,0) ;
		smc->sm.smt_tvd = 0 ;
		if (!is_equal(&smc->mib.m[MAC0].fddiMACDownstreamNbr,
			&SMT_Unknown)){
			/* Do not update unknown address */
			smc->mib.m[MAC0].fddiMACOldDownstreamNbr=
				smc->mib.m[MAC0].fddiMACDownstreamNbr ;
		}
		smc->mib.m[MAC0].fddiMACDownstreamNbr = SMT_Unknown ;
		smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE,
			INDEX_MAC,0) ;
	}

#endif	/* no SLIM_SMT */

#ifndef SMT_REAL_TOKEN_CT
	/*
	 * Token counter emulation section. If hardware supports the token
	 * count, the token counter will be updated in mac_update_counter.
	 */
	for (i = MAC0; i < NUMMACS; i++ ){
		if (time - smc->sm.last_tok_time[i] > 2*TICKS_PER_SECOND ){
			smt_emulate_token_ct( smc, i );
		}
	}
#endif

	smt_timer_start(smc,&smc->sm.smt_timer, (u_long)1000000L,
		EV_TOKEN(EVENT_SMT,SM_TIMER)) ;
}