static void ess_send_frame(struct s_smc *smc, SMbuf *mb) { /* * check if the frame must be send to the own ESS */ if (smc->ess.local_sba_active) { /* * Send the Change Reply to the local SBA */ DB_ESS("ESS:Send to the local SBA\n",0,0) ; if (!smc->ess.sba_reply_pend) smc->ess.sba_reply_pend = mb ; else { DB_ESS("Frame is lost - another frame was pending\n",0,0); smt_free_mbuf(smc,mb) ; } } else { /* * Send the SBA RAF Change Reply to the network */ DB_ESS("ESS:Send to the network\n",0,0) ; smt_send_frame(smc,mb,FC_SMT_INFO,0) ; } }
static void smt_to_llc(struct s_smc *smc, SMbuf *mb) { u_char fc ; DB_RX("send a queued frame to the llc layer",0,0,4) ; smc->os.hwm.r.len = mb->sm_len ; smc->os.hwm.r.mb_pos = smtod(mb,char *) ; fc = *smc->os.hwm.r.mb_pos ; (void)mac_drv_rx_init(smc,(int)mb->sm_len,(int)fc, smc->os.hwm.r.mb_pos,(int)mb->sm_len) ; smt_free_mbuf(smc,mb) ; }
static void ess_send_frame(struct s_smc *smc, SMbuf *mb) { if (smc->ess.local_sba_active) { DB_ESS("ESS:Send to the local SBA\n",0,0) ; if (!smc->ess.sba_reply_pend) smc->ess.sba_reply_pend = mb ; else { DB_ESS("Frame is lost - another frame was pending\n",0,0); smt_free_mbuf(smc,mb) ; } } else { DB_ESS("ESS:Send to the network\n",0,0) ; smt_send_frame(smc,mb,FC_SMT_INFO,0) ; } }
void smt_send_frame(struct s_smc *smc, SMbuf *mb, int fc, int local) { struct smt_header *sm ; if (!smc->r.sm_ma_avail && !local) { smt_free_mbuf(smc,mb) ; return ; } sm = smtod(mb,struct smt_header *) ; sm->smt_source = smc->mib.m[MAC0].fddiMACSMTAddress ; sm->smt_sid = smc->mib.fddiSMTStationId ; smt_swap_para(sm,(int) mb->sm_len,0) ; hwm_conv_can(smc,(char *)sm,12) ; smc->mib.m[MAC0].fddiMACSMTTransmit_Ct++ ; smt_send_mbuf(smc,mb,local ? FC_SMT_LOC : fc) ; }
void process_receive(struct s_smc *smc) { int i ; int n ; int frag_count ; /* number of RxDs of the curr rx buf */ int used_frags ; /* number of RxDs of the curr frame */ struct s_smt_rx_queue *queue ; /* points to the queue ctl struct */ struct s_smt_fp_rxd volatile *r ; /* rxd pointer */ struct s_smt_fp_rxd volatile *rxd ; /* first rxd of rx frame */ u_long rbctrl ; /* receive buffer control word */ u_long rfsw ; /* receive frame status word */ u_short rx_used ; u_char far *virt ; char far *data ; SMbuf *mb ; u_char fc ; /* Frame control */ int len ; /* Frame length */ smc->os.hwm.detec_count = 0 ; queue = smc->hw.fp.rx[QUEUE_R1] ; NDD_TRACE("RHxB",0,0,0) ; for ( ; ; ) { r = queue->rx_curr_get ; rx_used = queue->rx_used ; frag_count = 0 ; #ifdef USE_BREAK_ISR if (smc->os.hwm.leave_isr) { goto rx_end ; } #endif #ifdef NDIS_OS2 if (offDepth) { smc->os.hwm.rx_break = 1 ; goto rx_end ; } smc->os.hwm.rx_break = 0 ; #endif #ifdef ODI2 if (smc->os.hwm.rx_break) { goto rx_end ; } #endif n = 0 ; do { DB_RX("Check RxD %x for OWN and EOF",(void *)r,0,5) ; DRV_BUF_FLUSH(r,DDI_DMA_SYNC_FORCPU) ; rbctrl = le32_to_cpu(CR_READ(r->rxd_rbctrl)); if (rbctrl & BMU_OWN) { NDD_TRACE("RHxE",r,rfsw,rbctrl) ; DB_RX("End of RxDs",0,0,4) ; goto rx_end ; } /* * out of RxD detection */ if (!rx_used) { SK_BREAK() ; SMT_PANIC(smc,HWM_E0009,HWM_E0009_MSG) ; /* Either we don't have an RxD or all * RxDs are filled. Therefore it's allowed * for to set the STOPPED flag */ smc->hw.hw_state = STOPPED ; mac_drv_clear_rx_queue(smc) ; smc->hw.hw_state = STARTED ; mac_drv_fill_rxd(smc) ; smc->os.hwm.detec_count = 0 ; goto rx_end ; } rfsw = le32_to_cpu(r->rxd_rfsw) ; if ((rbctrl & BMU_STF) != ((rbctrl & BMU_ST_BUF) <<5)) { /* * The BMU_STF bit is deleted, 1 frame is * placed into more than 1 rx buffer * * skip frame by setting the rx len to 0 * * if fragment count == 0 * The missing STF bit belongs to the * current frame, search for the * EOF bit to complete the frame * else * the fragment belongs to the next frame, * exit the loop and process the frame */ SK_BREAK() ; rfsw = 0 ; if (frag_count) { break ; } } n += rbctrl & 0xffff ; r = r->rxd_next ; frag_count++ ; rx_used-- ; } while (!(rbctrl & BMU_EOF)) ; used_frags = frag_count ; DB_RX("EOF set in RxD, used_frags = %d ",used_frags,0,5) ; /* may be next 2 DRV_BUF_FLUSH() can be skipped, because */ /* BMU_ST_BUF will not be changed by the ASIC */ DRV_BUF_FLUSH(r,DDI_DMA_SYNC_FORCPU) ; while (rx_used && !(r->rxd_rbctrl & cpu_to_le32(BMU_ST_BUF))) { DB_RX("Check STF bit in %x",(void *)r,0,5) ; r = r->rxd_next ; DRV_BUF_FLUSH(r,DDI_DMA_SYNC_FORCPU) ; frag_count++ ; rx_used-- ; } DB_RX("STF bit found",0,0,5) ; /* * The received frame is finished for the process receive */ rxd = queue->rx_curr_get ; queue->rx_curr_get = r ; queue->rx_free += frag_count ; queue->rx_used = rx_used ; /* * ASIC Errata no. 7 (STF - Bit Bug) */ rxd->rxd_rbctrl &= cpu_to_le32(~BMU_STF) ; for (r=rxd, i=frag_count ; i ; r=r->rxd_next, i--){ DB_RX("dma_complete for RxD %x",(void *)r,0,5) ; dma_complete(smc,(union s_fp_descr volatile *)r,DMA_WR); } smc->hw.fp.err_stats.err_valid++ ; smc->mib.m[MAC0].fddiMACCopied_Ct++ ; /* the length of the data including the FC */ len = (rfsw & RD_LENGTH) - 4 ; DB_RX("frame length = %d",len,0,4) ; /* * check the frame_length and all error flags */ if (rfsw & (RX_MSRABT|RX_FS_E|RX_FS_CRC|RX_FS_IMPL)){ if (rfsw & RD_S_MSRABT) { DB_RX("Frame aborted by the FORMAC",0,0,2) ; smc->hw.fp.err_stats.err_abort++ ; } /* * check frame status */ if (rfsw & RD_S_SEAC2) { DB_RX("E-Indicator set",0,0,2) ; smc->hw.fp.err_stats.err_e_indicator++ ; } if (rfsw & RD_S_SFRMERR) { DB_RX("CRC error",0,0,2) ; smc->hw.fp.err_stats.err_crc++ ; } if (rfsw & RX_FS_IMPL) { DB_RX("Implementer frame",0,0,2) ; smc->hw.fp.err_stats.err_imp_frame++ ; } goto abort_frame ; } if (len > FDDI_RAW_MTU-4) { DB_RX("Frame too long error",0,0,2) ; smc->hw.fp.err_stats.err_too_long++ ; goto abort_frame ; } /* * SUPERNET 3 Bug: FORMAC delivers status words * of aborded frames to the BMU */ if (len <= 4) { DB_RX("Frame length = 0",0,0,2) ; goto abort_frame ; } if (len != (n-4)) { DB_RX("BMU: rx len differs: [%d:%d]",len,n,4); smc->os.hwm.rx_len_error++ ; goto abort_frame ; } /* * Check SA == MA */ virt = (u_char far *) rxd->rxd_virt ; DB_RX("FC = %x",*virt,0,2) ; if (virt[12] == MA[5] && virt[11] == MA[4] && virt[10] == MA[3] && virt[9] == MA[2] && virt[8] == MA[1] && (virt[7] & ~GROUP_ADDR_BIT) == MA[0]) { goto abort_frame ; } /* * test if LLC frame */ if (rfsw & RX_FS_LLC) { /* * if pass_llc_promisc is disable * if DA != Multicast or Broadcast or DA!=MA * abort the frame */ if (!smc->os.hwm.pass_llc_promisc) { if(!(virt[1] & GROUP_ADDR_BIT)) { if (virt[6] != MA[5] || virt[5] != MA[4] || virt[4] != MA[3] || virt[3] != MA[2] || virt[2] != MA[1] || virt[1] != MA[0]) { DB_RX("DA != MA and not multi- or broadcast",0,0,2) ; goto abort_frame ; } } } /* * LLC frame received */ DB_RX("LLC - receive",0,0,4) ; mac_drv_rx_complete(smc,rxd,frag_count,len) ; } else { if (!(mb = smt_get_mbuf(smc))) { smc->hw.fp.err_stats.err_no_buf++ ; DB_RX("No SMbuf; receive terminated",0,0,4) ; goto abort_frame ; } data = smtod(mb,char *) - 1 ; /* * copy the frame into a SMT_MBuf */ #ifdef USE_OS_CPY hwm_cpy_rxd2mb(rxd,data,len) ; #else for (r=rxd, i=used_frags ; i ; r=r->rxd_next, i--){ n = le32_to_cpu(r->rxd_rbctrl) & RD_LENGTH ; DB_RX("cp SMT frame to mb: len = %d",n,0,6) ; memcpy(data,r->rxd_virt,n) ; data += n ; } data = smtod(mb,char *) - 1 ; #endif fc = *(char *)mb->sm_data = *data ; mb->sm_len = len - 1 ; /* len - fc */ data++ ; /* * SMT frame received */ switch(fc) { case FC_SMT_INFO : smc->hw.fp.err_stats.err_smt_frame++ ; DB_RX("SMT frame received ",0,0,5) ; if (smc->os.hwm.pass_SMT) { DB_RX("pass SMT frame ",0,0,5) ; mac_drv_rx_complete(smc, rxd, frag_count,len) ; } else { DB_RX("requeue RxD",0,0,5) ; mac_drv_requeue_rxd(smc,rxd,frag_count); } smt_received_pack(smc,mb,(int)(rfsw>>25)) ; break ; case FC_SMT_NSA : smc->hw.fp.err_stats.err_smt_frame++ ; DB_RX("SMT frame received ",0,0,5) ; /* if pass_NSA set pass the NSA frame or */ /* pass_SMT set and the A-Indicator */ /* is not set, pass the NSA frame */ if (smc->os.hwm.pass_NSA || (smc->os.hwm.pass_SMT && !(rfsw & A_INDIC))) { DB_RX("pass SMT frame ",0,0,5) ; mac_drv_rx_complete(smc, rxd, frag_count,len) ; } else { DB_RX("requeue RxD",0,0,5) ; mac_drv_requeue_rxd(smc,rxd,frag_count); } smt_received_pack(smc,mb,(int)(rfsw>>25)) ; break ; case FC_BEACON : if (smc->os.hwm.pass_DB) { DB_RX("pass DB frame ",0,0,5) ; mac_drv_rx_complete(smc, rxd, frag_count,len) ; } else { DB_RX("requeue RxD",0,0,5) ; mac_drv_requeue_rxd(smc,rxd,frag_count); } smt_free_mbuf(smc,mb) ; break ; default : /* * unknown FC abord the frame */ DB_RX("unknown FC error",0,0,2) ; smt_free_mbuf(smc,mb) ; DB_RX("requeue RxD",0,0,5) ; mac_drv_requeue_rxd(smc,rxd,frag_count) ; if ((fc & 0xf0) == FC_MAC) smc->hw.fp.err_stats.err_mac_frame++ ; else smc->hw.fp.err_stats.err_imp_frame++ ; break ; } } DB_RX("next RxD is %x ",queue->rx_curr_get,0,3) ; NDD_TRACE("RHx1",queue->rx_curr_get,0,0) ; continue ; /*--------------------------------------------------------------------*/ abort_frame: DB_RX("requeue RxD",0,0,5) ; mac_drv_requeue_rxd(smc,rxd,frag_count) ; DB_RX("next RxD is %x ",queue->rx_curr_get,0,3) ; NDD_TRACE("RHx2",queue->rx_curr_get,0,0) ; } rx_end: #ifdef ALL_RX_COMPLETE mac_drv_all_receives_complete(smc) ; #endif return ; /* lint bug: needs return detect end of function */ }
void init_fddi_driver(struct s_smc *smc, u_char *mac_addr) { SMbuf *mb ; int i ; init_board(smc,mac_addr) ; (void)init_fplus(smc) ; /* * initialize the SMbufs for the SMT */ #ifndef COMMON_MB_POOL mb = smc->os.hwm.mbuf_pool.mb_start ; smc->os.hwm.mbuf_pool.mb_free = (SMbuf *)NULL ; for (i = 0; i < MAX_MBUF; i++) { mb->sm_use_count = 1 ; smt_free_mbuf(smc,mb) ; mb++ ; } #else mb = mb_start ; if (!mb_init) { mb_free = 0 ; for (i = 0; i < MAX_MBUF; i++) { mb->sm_use_count = 1 ; smt_free_mbuf(smc,mb) ; mb++ ; } mb_init = TRUE ; } #endif /* * initialize the other variables */ smc->os.hwm.llc_rx_pipe = smc->os.hwm.llc_rx_tail = (SMbuf *)NULL ; smc->os.hwm.txd_tx_pipe = smc->os.hwm.txd_tx_tail = NULL ; smc->os.hwm.pass_SMT = smc->os.hwm.pass_NSA = smc->os.hwm.pass_DB = 0 ; smc->os.hwm.pass_llc_promisc = TRUE ; smc->os.hwm.queued_rx_frames = smc->os.hwm.queued_txd_mb = 0 ; smc->os.hwm.detec_count = 0 ; smc->os.hwm.rx_break = 0 ; smc->os.hwm.rx_len_error = 0 ; smc->os.hwm.isr_flag = FALSE ; /* * make sure that the start pointer is 16 byte aligned */ i = 16 - ((long)smc->os.hwm.descr_p & 0xf) ; if (i != 16) { DB_GEN("i = %d",i,0,3) ; smc->os.hwm.descr_p = (union s_fp_descr volatile *) ((char *)smc->os.hwm.descr_p+i) ; } DB_GEN("pt to descr area = %x",(void *)smc->os.hwm.descr_p,0,3) ; init_txd_ring(smc) ; init_rxd_ring(smc) ; mac_drv_fill_rxd(smc) ; init_plc(smc) ; }
void smt_received_pack(struct s_smc *smc, SMbuf *mb, int fs) { struct smt_header *sm ; int local ; int illegal = 0 ; switch (m_fc(mb)) { case FC_SMT_INFO : case FC_SMT_LAN_LOC : case FC_SMT_LOC : case FC_SMT_NSA : break ; default : smt_free_mbuf(smc,mb) ; return ; } smc->mib.m[MAC0].fddiMACSMTCopied_Ct++ ; sm = smtod(mb,struct smt_header *) ; local = ((fs & L_INDICATOR) != 0) ; hwm_conv_can(smc,(char *)sm,12) ; if (is_individual(&sm->smt_dest) && !is_my_addr(smc,&sm->smt_dest)) { smt_free_mbuf(smc,mb) ; return ; } #if 0 if (is_my_addr(smc,&sm->smt_source) && !local) { smt_free_mbuf(smc,mb) ; return ; } #endif smt_swap_para(sm,(int) mb->sm_len,1) ; DB_SMT("SMT : received packet [%s] at 0x%x\n", smt_type_name[m_fc(mb) & 0xf],sm) ; DB_SMT("SMT : version %d, class %s\n",sm->smt_version, smt_class_name[(sm->smt_class>LAST_CLASS)?0 : sm->smt_class]) ; #ifdef SBA if (m_fc(mb) == FC_SMT_NSA && sm->smt_class == SMT_NIF && (sm->smt_type == SMT_ANNOUNCE || sm->smt_type == SMT_REQUEST)) { smc->sba.sm = sm ; sba(smc,NIF) ; } #endif if ( (fs & A_INDICATOR) && m_fc(mb) == FC_SMT_NSA) { DB_SMT("SMT : ignoring NSA with A-indicator set from %s\n", addr_to_string(&sm->smt_source),0) ; smt_free_mbuf(smc,mb) ; return ; } if (((sm->smt_class == SMT_ECF) && (sm->smt_len > SMT_MAX_ECHO_LEN)) || ((sm->smt_class != SMT_ECF) && (sm->smt_len > SMT_MAX_INFO_LEN))) { smt_free_mbuf(smc,mb) ; return ; } switch (sm->smt_class) { case SMT_NIF : case SMT_SIF_CONFIG : case SMT_SIF_OPER : case SMT_ECF : if (sm->smt_version != SMT_VID) illegal = 1; break ; default : if (sm->smt_version != SMT_VID_2) illegal = 1; break ; } if (illegal) { DB_SMT("SMT : version = %d, dest = %s\n", sm->smt_version,addr_to_string(&sm->smt_source)) ; smt_send_rdf(smc,mb,m_fc(mb),SMT_RDF_VERSION,local) ; smt_free_mbuf(smc,mb) ; return ; } if ((sm->smt_len > mb->sm_len - sizeof(struct smt_header)) || ((sm->smt_len & 3) && (sm->smt_class != SMT_ECF))) { DB_SMT("SMT: info length error, len = %d\n",sm->smt_len,0) ; smt_send_rdf(smc,mb,m_fc(mb),SMT_RDF_LENGTH,local) ; smt_free_mbuf(smc,mb) ; return ; } switch (sm->smt_class) { case SMT_NIF : if (smt_check_para(smc,sm,plist_nif)) { DB_SMT("SMT: NIF with para problem, ignoring\n",0,0) ; break ; } ; switch (sm->smt_type) { case SMT_ANNOUNCE : case SMT_REQUEST : if (!(fs & C_INDICATOR) && m_fc(mb) == FC_SMT_NSA && is_broadcast(&sm->smt_dest)) { struct smt_p_state *st ; if (!is_equal( &smc->mib.m[MAC0].fddiMACUpstreamNbr, &sm->smt_source)) { DB_SMT("SMT : updated my UNA = %s\n", addr_to_string(&sm->smt_source),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 = sm->smt_source ; smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE, INDEX_MAC,0) ; smt_echo_test(smc,0) ; } smc->sm.smt_tvu = smt_get_time() ; st = (struct smt_p_state *) sm_to_para(smc,sm,SMT_P_STATE) ; if (st) { smc->mib.m[MAC0].fddiMACUNDA_Flag = (st->st_dupl_addr & SMT_ST_MY_DUPA) ? TRUE : FALSE ; update_dac(smc,1) ; } } if ((sm->smt_type == SMT_REQUEST) && is_individual(&sm->smt_source) && ((!(fs & A_INDICATOR) && m_fc(mb) == FC_SMT_NSA) || (m_fc(mb) != FC_SMT_NSA))) { DB_SMT("SMT : replying to NIF request %s\n", addr_to_string(&sm->smt_source),0) ; smt_send_nif(smc,&sm->smt_source, FC_SMT_INFO, sm->smt_tid, SMT_REPLY,local) ; } break ; case SMT_REPLY : DB_SMT("SMT : received NIF response from %s\n", addr_to_string(&sm->smt_source),0) ; if (fs & A_INDICATOR) { smc->sm.pend[SMT_TID_NIF] = 0 ; DB_SMT("SMT : duplicate address\n",0,0) ; smc->mib.m[MAC0].fddiMACDupAddressTest = DA_FAILED ; smc->r.dup_addr_test = DA_FAILED ; queue_event(smc,EVENT_RMT,RM_DUP_ADDR) ; smc->mib.m[MAC0].fddiMACDA_Flag = TRUE ; update_dac(smc,1) ; break ; } if (sm->smt_tid == smc->sm.pend[SMT_TID_NIF]) { smc->sm.pend[SMT_TID_NIF] = 0 ; if (!is_equal( &smc->mib.m[MAC0].fddiMACDownstreamNbr, &sm->smt_source)) { DB_SMT("SMT : updated my DNA\n",0,0) ; 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 = sm->smt_source ; smt_srf_event(smc, SMT_EVENT_MAC_NEIGHBOR_CHANGE, INDEX_MAC,0) ; smt_echo_test(smc,1) ; } smc->mib.m[MAC0].fddiMACDA_Flag = FALSE ; update_dac(smc,1) ; smc->sm.smt_tvd = smt_get_time() ; smc->mib.m[MAC0].fddiMACDupAddressTest = DA_PASSED ; if (smc->r.dup_addr_test != DA_PASSED) { smc->r.dup_addr_test = DA_PASSED ; queue_event(smc,EVENT_RMT,RM_DUP_ADDR) ; } } else if (sm->smt_tid == smc->sm.pend[SMT_TID_NIF_TEST]) { DB_SMT("SMT : NIF test TID ok\n",0,0) ; } else { DB_SMT("SMT : expected TID %lx, got %lx\n", smc->sm.pend[SMT_TID_NIF],sm->smt_tid) ; } break ; default : illegal = 2 ; break ; } break ; case SMT_SIF_CONFIG : if (sm->smt_type != SMT_REQUEST) break ; DB_SMT("SMT : replying to SIF Config request from %s\n", addr_to_string(&sm->smt_source),0) ; smt_send_sif_config(smc,&sm->smt_source,sm->smt_tid,local) ; break ; case SMT_SIF_OPER : if (sm->smt_type != SMT_REQUEST) break ; DB_SMT("SMT : replying to SIF Operation request from %s\n", addr_to_string(&sm->smt_source),0) ; smt_send_sif_operation(smc,&sm->smt_source,sm->smt_tid,local) ; break ; case SMT_ECF : switch (sm->smt_type) { case SMT_REPLY : smc->mib.priv.fddiPRIVECF_Reply_Rx++ ; DB_SMT("SMT: received ECF reply from %s\n", addr_to_string(&sm->smt_source),0) ; if (sm_to_para(smc,sm,SMT_P_ECHODATA) == NULL) { DB_SMT("SMT: ECHODATA missing\n",0,0) ; break ; } if (sm->smt_tid == smc->sm.pend[SMT_TID_ECF]) { DB_SMT("SMT : ECF test TID ok\n",0,0) ; } else if (sm->smt_tid == smc->sm.pend[SMT_TID_ECF_UNA]) { DB_SMT("SMT : ECF test UNA ok\n",0,0) ; } else if (sm->smt_tid == smc->sm.pend[SMT_TID_ECF_DNA]) { DB_SMT("SMT : ECF test DNA ok\n",0,0) ; } else { DB_SMT("SMT : expected TID %lx, got %lx\n", smc->sm.pend[SMT_TID_ECF], sm->smt_tid) ; } break ; case SMT_REQUEST : smc->mib.priv.fddiPRIVECF_Req_Rx++ ; { if (sm->smt_len && !sm_to_para(smc,sm,SMT_P_ECHODATA)) { DB_SMT("SMT: ECF with para problem,sending RDF\n",0,0) ; smt_send_rdf(smc,mb,m_fc(mb),SMT_RDF_LENGTH, local) ; break ; } DB_SMT("SMT - sending ECF reply to %s\n", addr_to_string(&sm->smt_source),0) ; sm->smt_dest = sm->smt_source ; sm->smt_type = SMT_REPLY ; dump_smt(smc,sm,"ECF REPLY") ; smc->mib.priv.fddiPRIVECF_Reply_Tx++ ; smt_send_frame(smc,mb,FC_SMT_INFO,local) ; return ; } default : illegal = 1 ; break ; } break ; #ifndef BOOT case SMT_RAF : #ifdef ESS DB_ESSN(2,"ESS: RAF frame received\n",0,0) ; fs = ess_raf_received_pack(smc,mb,sm,fs) ; #endif #ifdef SBA DB_SBAN(2,"SBA: RAF frame received\n",0,0) ; sba_raf_received_pack(smc,sm,fs) ; #endif break ; case SMT_RDF : smc->mib.priv.fddiPRIVRDF_Rx++ ; break ; case SMT_ESF : if (sm->smt_type == SMT_REQUEST) { DB_SMT("SMT - received ESF, sending RDF\n",0,0) ; smt_send_rdf(smc,mb,m_fc(mb),SMT_RDF_CLASS,local) ; } break ; case SMT_PMF_GET : case SMT_PMF_SET : if (sm->smt_type != SMT_REQUEST) break ; if (sm->smt_class == SMT_PMF_GET) smc->mib.priv.fddiPRIVPMF_Get_Rx++ ; else smc->mib.priv.fddiPRIVPMF_Set_Rx++ ; if ((sm->smt_class == SMT_PMF_SET) && !is_individual(&sm->smt_dest)) { DB_SMT("SMT: ignoring PMF-SET with I/G set\n",0,0) ; break ; } smt_pmf_received_pack(smc,mb, local) ; break ; case SMT_SRF : dump_smt(smc,sm,"SRF received") ; break ; default : if (sm->smt_type != SMT_REQUEST) break ; DB_SMT("SMT : class = %d, send RDF to %s\n", sm->smt_class, addr_to_string(&sm->smt_source)) ; smt_send_rdf(smc,mb,m_fc(mb),SMT_RDF_CLASS,local) ; break ; #endif } if (illegal) { DB_SMT("SMT: discarding invalid frame, reason = %d\n", illegal,0) ; } smt_free_mbuf(smc,mb) ; }