356 lines
9.6 KiB
C
356 lines
9.6 KiB
C
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/******************************************************************************
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*
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* (C)Copyright 1998,1999 SysKonnect,
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* a business unit of Schneider & Koch & Co. Datensysteme GmbH.
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*
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* See the file "skfddi.c" for further information.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* The information in this file is provided "AS IS" without warranty.
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*
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******************************************************************************/
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/*
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SMT/CMT defaults
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*/
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#include "h/types.h"
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#include "h/fddi.h"
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#include "h/smc.h"
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#ifndef OEM_USER_DATA
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#define OEM_USER_DATA "SK-NET FDDI V2.0 Userdata"
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#endif
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#ifndef lint
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static const char ID_sccs[] = "@(#)smtdef.c 2.53 99/08/11 (C) SK " ;
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#endif
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/*
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* defaults
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*/
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#define TTMS(x) ((u_long)(x)*1000L)
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#define TTS(x) ((u_long)(x)*1000000L)
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#define TTUS(x) ((u_long)(x))
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#define DEFAULT_TB_MIN TTMS(5)
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#define DEFAULT_TB_MAX TTMS(50)
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#define DEFAULT_C_MIN TTUS(1600)
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#define DEFAULT_T_OUT TTMS(100+5)
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#define DEFAULT_TL_MIN TTUS(30)
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#define DEFAULT_LC_SHORT TTMS(50+5)
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#define DEFAULT_LC_MEDIUM TTMS(500+20)
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#define DEFAULT_LC_LONG TTS(5)+TTMS(50)
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#define DEFAULT_LC_EXTENDED TTS(50)+TTMS(50)
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#define DEFAULT_T_NEXT_9 TTMS(200+10)
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#define DEFAULT_NS_MAX TTUS(1310)
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#define DEFAULT_I_MAX TTMS(25)
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#define DEFAULT_IN_MAX TTMS(40)
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#define DEFAULT_TD_MIN TTMS(5)
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#define DEFAULT_T_NON_OP TTS(1)
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#define DEFAULT_T_STUCK TTS(8)
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#define DEFAULT_T_DIRECT TTMS(370)
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#define DEFAULT_T_JAM TTMS(370)
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#define DEFAULT_T_ANNOUNCE TTMS(2500)
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#define DEFAULT_D_MAX TTUS(1617)
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#define DEFAULT_LEM_ALARM (8)
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#define DEFAULT_LEM_CUTOFF (7)
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#define DEFAULT_TEST_DONE TTS(1)
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#define DEFAULT_CHECK_POLL TTS(1)
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#define DEFAULT_POLL TTMS(50)
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/*
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* LCT errors threshold
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*/
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#define DEFAULT_LCT_SHORT 1
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#define DEFAULT_LCT_MEDIUM 3
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#define DEFAULT_LCT_LONG 5
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#define DEFAULT_LCT_EXTEND 50
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/* Forward declarations */
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void smt_reset_defaults(struct s_smc *smc, int level);
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static void smt_init_mib(struct s_smc *smc, int level);
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static int set_min_max(int maxflag, u_long mib, u_long limit, u_long *oper);
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#define MS2BCLK(x) ((x)*12500L)
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#define US2BCLK(x) ((x)*1250L)
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void smt_reset_defaults(struct s_smc *smc, int level)
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{
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struct smt_config *smt ;
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int i ;
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u_long smt_boot_time;
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smt_init_mib(smc,level) ;
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smc->os.smc_version = SMC_VERSION ;
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smt_boot_time = smt_get_time();
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for( i = 0; i < NUMMACS; i++ )
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smc->sm.last_tok_time[i] = smt_boot_time ;
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smt = &smc->s ;
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smt->attach_s = 0 ;
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smt->build_ring_map = 1 ;
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smt->sas = SMT_DAS ;
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smt->numphys = NUMPHYS ;
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smt->pcm_tb_min = DEFAULT_TB_MIN ;
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smt->pcm_tb_max = DEFAULT_TB_MAX ;
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smt->pcm_c_min = DEFAULT_C_MIN ;
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smt->pcm_t_out = DEFAULT_T_OUT ;
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smt->pcm_tl_min = DEFAULT_TL_MIN ;
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smt->pcm_lc_short = DEFAULT_LC_SHORT ;
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smt->pcm_lc_medium = DEFAULT_LC_MEDIUM ;
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smt->pcm_lc_long = DEFAULT_LC_LONG ;
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smt->pcm_lc_extended = DEFAULT_LC_EXTENDED ;
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smt->pcm_t_next_9 = DEFAULT_T_NEXT_9 ;
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smt->pcm_ns_max = DEFAULT_NS_MAX ;
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smt->ecm_i_max = DEFAULT_I_MAX ;
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smt->ecm_in_max = DEFAULT_IN_MAX ;
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smt->ecm_td_min = DEFAULT_TD_MIN ;
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smt->ecm_test_done = DEFAULT_TEST_DONE ;
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smt->ecm_check_poll = DEFAULT_CHECK_POLL ;
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smt->rmt_t_non_op = DEFAULT_T_NON_OP ;
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smt->rmt_t_stuck = DEFAULT_T_STUCK ;
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smt->rmt_t_direct = DEFAULT_T_DIRECT ;
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smt->rmt_t_jam = DEFAULT_T_JAM ;
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smt->rmt_t_announce = DEFAULT_T_ANNOUNCE ;
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smt->rmt_t_poll = DEFAULT_POLL ;
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smt->rmt_dup_mac_behavior = FALSE ; /* See Struct smt_config */
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smt->mac_d_max = DEFAULT_D_MAX ;
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smt->lct_short = DEFAULT_LCT_SHORT ;
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smt->lct_medium = DEFAULT_LCT_MEDIUM ;
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smt->lct_long = DEFAULT_LCT_LONG ;
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smt->lct_extended = DEFAULT_LCT_EXTEND ;
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#ifndef SLIM_SMT
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#ifdef ESS
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if (level == 0) {
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smc->ess.sync_bw_available = FALSE ;
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smc->mib.fddiESSPayload = 0 ;
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smc->mib.fddiESSOverhead = 0 ;
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smc->mib.fddiESSMaxTNeg = (u_long)(- MS2BCLK(25)) ;
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smc->mib.fddiESSMinSegmentSize = 1 ;
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smc->mib.fddiESSCategory = SB_STATIC ;
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smc->mib.fddiESSSynchTxMode = FALSE ;
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smc->ess.raf_act_timer_poll = FALSE ;
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smc->ess.timer_count = 7 ; /* first RAF alc req after 3s */
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}
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smc->ess.local_sba_active = FALSE ;
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smc->ess.sba_reply_pend = NULL ;
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#endif
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#ifdef SBA
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smt_init_sba(smc,level) ;
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#endif
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#endif /* no SLIM_SMT */
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#ifdef TAG_MODE
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if (level == 0) {
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smc->hw.pci_fix_value = 0 ;
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}
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#endif
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}
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/*
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* manufacturer data
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*/
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static const char man_data[32] =
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/* 01234567890123456789012345678901 */
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"xxxSK-NET FDDI SMT 7.3 - V2.8.8" ;
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static void smt_init_mib(struct s_smc *smc, int level)
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{
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struct fddi_mib *mib ;
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struct fddi_mib_p *pm ;
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int port ;
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int path ;
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mib = &smc->mib ;
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if (level == 0) {
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/*
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* set EVERYTHING to ZERO
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* EXCEPT hw and os
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*/
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memset(((char *)smc)+
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sizeof(struct s_smt_os)+sizeof(struct s_smt_hw), 0,
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sizeof(struct s_smc) -
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sizeof(struct s_smt_os) - sizeof(struct s_smt_hw)) ;
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}
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else {
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mib->fddiSMTRemoteDisconnectFlag = 0 ;
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mib->fddiSMTPeerWrapFlag = 0 ;
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}
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mib->fddiSMTOpVersionId = 2 ;
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mib->fddiSMTHiVersionId = 2 ;
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mib->fddiSMTLoVersionId = 2 ;
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memcpy((char *) mib->fddiSMTManufacturerData,man_data,32) ;
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if (level == 0) {
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strcpy(mib->fddiSMTUserData,OEM_USER_DATA) ;
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}
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mib->fddiSMTMIBVersionId = 1 ;
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mib->fddiSMTMac_Ct = NUMMACS ;
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mib->fddiSMTConnectionPolicy = POLICY_MM | POLICY_AA | POLICY_BB ;
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/*
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* fddiSMTNonMaster_Ct and fddiSMTMaster_Ct are set in smt_fixup_mib
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* s.sas is not set yet (is set in init driver)
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*/
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mib->fddiSMTAvailablePaths = MIB_PATH_P | MIB_PATH_S ;
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mib->fddiSMTConfigCapabilities = 0 ; /* no hold,no wrap_ab*/
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mib->fddiSMTTT_Notify = 10 ;
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mib->fddiSMTStatRptPolicy = TRUE ;
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mib->fddiSMTTrace_MaxExpiration = SEC2MIB(7) ;
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mib->fddiSMTMACIndexes = INDEX_MAC ;
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mib->fddiSMTStationStatus = MIB_SMT_STASTA_SEPA ; /* separated */
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mib->m[MAC0].fddiMACIndex = INDEX_MAC ;
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mib->m[MAC0].fddiMACFrameStatusFunctions = FSC_TYPE0 ;
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mib->m[MAC0].fddiMACRequestedPaths =
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MIB_P_PATH_LOCAL |
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MIB_P_PATH_SEC_ALTER |
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MIB_P_PATH_PRIM_ALTER ;
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mib->m[MAC0].fddiMACAvailablePaths = MIB_PATH_P ;
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mib->m[MAC0].fddiMACCurrentPath = MIB_PATH_PRIMARY ;
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mib->m[MAC0].fddiMACT_MaxCapabilitiy = (u_long)(- MS2BCLK(165)) ;
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mib->m[MAC0].fddiMACTVXCapabilitiy = (u_long)(- US2BCLK(52)) ;
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if (level == 0) {
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mib->m[MAC0].fddiMACTvxValue = (u_long)(- US2BCLK(27)) ;
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mib->m[MAC0].fddiMACTvxValueMIB = (u_long)(- US2BCLK(27)) ;
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mib->m[MAC0].fddiMACT_Req = (u_long)(- MS2BCLK(165)) ;
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mib->m[MAC0].fddiMACT_ReqMIB = (u_long)(- MS2BCLK(165)) ;
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mib->m[MAC0].fddiMACT_Max = (u_long)(- MS2BCLK(165)) ;
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mib->m[MAC0].fddiMACT_MaxMIB = (u_long)(- MS2BCLK(165)) ;
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mib->m[MAC0].fddiMACT_Min = (u_long)(- MS2BCLK(4)) ;
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}
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mib->m[MAC0].fddiMACHardwarePresent = TRUE ;
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mib->m[MAC0].fddiMACMA_UnitdataEnable = TRUE ;
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mib->m[MAC0].fddiMACFrameErrorThreshold = 1 ;
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mib->m[MAC0].fddiMACNotCopiedThreshold = 1 ;
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/*
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* Path attributes
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*/
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for (path = 0 ; path < NUMPATHS ; path++) {
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mib->a[path].fddiPATHIndex = INDEX_PATH + path ;
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if (level == 0) {
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mib->a[path].fddiPATHTVXLowerBound =
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(u_long)(- US2BCLK(27)) ;
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mib->a[path].fddiPATHT_MaxLowerBound =
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(u_long)(- MS2BCLK(165)) ;
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mib->a[path].fddiPATHMaxT_Req =
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(u_long)(- MS2BCLK(165)) ;
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}
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}
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/*
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* Port attributes
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*/
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pm = mib->p ;
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for (port = 0 ; port < NUMPHYS ; port++) {
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/*
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* set MIB pointer in phy
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*/
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/* Attention: don't initialize mib pointer here! */
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/* It must be initialized during phase 2 */
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smc->y[port].mib = NULL;
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mib->fddiSMTPORTIndexes[port] = port+INDEX_PORT ;
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pm->fddiPORTIndex = port+INDEX_PORT ;
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pm->fddiPORTHardwarePresent = TRUE ;
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if (level == 0) {
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pm->fddiPORTLer_Alarm = DEFAULT_LEM_ALARM ;
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pm->fddiPORTLer_Cutoff = DEFAULT_LEM_CUTOFF ;
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}
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/*
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* fddiPORTRequestedPaths are set in pcmplc.c
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* we don't know the port type yet !
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*/
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pm->fddiPORTRequestedPaths[1] = 0 ;
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pm->fddiPORTRequestedPaths[2] = 0 ;
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pm->fddiPORTRequestedPaths[3] = 0 ;
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pm->fddiPORTAvailablePaths = MIB_PATH_P ;
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pm->fddiPORTPMDClass = MIB_PMDCLASS_MULTI ;
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pm++ ;
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}
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(void) smt_set_mac_opvalues(smc) ;
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}
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int smt_set_mac_opvalues(struct s_smc *smc)
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{
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int st ;
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int st2 ;
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st = set_min_max(1,smc->mib.m[MAC0].fddiMACTvxValueMIB,
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smc->mib.a[PATH0].fddiPATHTVXLowerBound,
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&smc->mib.m[MAC0].fddiMACTvxValue) ;
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st |= set_min_max(0,smc->mib.m[MAC0].fddiMACT_MaxMIB,
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smc->mib.a[PATH0].fddiPATHT_MaxLowerBound,
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&smc->mib.m[MAC0].fddiMACT_Max) ;
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st |= (st2 = set_min_max(0,smc->mib.m[MAC0].fddiMACT_ReqMIB,
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smc->mib.a[PATH0].fddiPATHMaxT_Req,
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&smc->mib.m[MAC0].fddiMACT_Req)) ;
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if (st2) {
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/* Treq attribute changed remotely. So send an AIX_EVENT to the
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* user
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*/
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AIX_EVENT(smc, (u_long) FDDI_RING_STATUS, (u_long)
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FDDI_SMT_EVENT, (u_long) FDDI_REMOTE_T_REQ,
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smt_get_event_word(smc));
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}
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return st;
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}
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void smt_fixup_mib(struct s_smc *smc)
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{
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#ifdef CONCENTRATOR
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switch (smc->s.sas) {
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case SMT_SAS :
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smc->mib.fddiSMTNonMaster_Ct = 1 ;
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break ;
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case SMT_DAS :
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smc->mib.fddiSMTNonMaster_Ct = 2 ;
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break ;
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case SMT_NAC :
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smc->mib.fddiSMTNonMaster_Ct = 0 ;
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break ;
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}
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smc->mib.fddiSMTMaster_Ct = NUMPHYS - smc->mib.fddiSMTNonMaster_Ct ;
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#else
|
||
|
|
switch (smc->s.sas) {
|
||
|
|
case SMT_SAS :
|
||
|
|
smc->mib.fddiSMTNonMaster_Ct = 1 ;
|
||
|
|
break ;
|
||
|
|
case SMT_DAS :
|
||
|
|
smc->mib.fddiSMTNonMaster_Ct = 2 ;
|
||
|
|
break ;
|
||
|
|
}
|
||
|
|
smc->mib.fddiSMTMaster_Ct = 0 ;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* determine new setting for operational value
|
||
|
|
* if limit is lower than mib
|
||
|
|
* use limit
|
||
|
|
* else
|
||
|
|
* use mib
|
||
|
|
* NOTE : numbers are negative, negate comparison !
|
||
|
|
*/
|
||
|
|
static int set_min_max(int maxflag, u_long mib, u_long limit, u_long *oper)
|
||
|
|
{
|
||
|
|
u_long old ;
|
||
|
|
old = *oper ;
|
||
|
|
if ((limit > mib) ^ maxflag)
|
||
|
|
*oper = limit ;
|
||
|
|
else
|
||
|
|
*oper = mib ;
|
||
|
|
return old != *oper;
|
||
|
|
}
|
||
|
|
|