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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.
*
******************************************************************************/
/*
IBM FDDI read error log function
*/
#include "h/types.h"
#include "h/fddi.h"
#include "h/smc.h"
#include "h/lnkstat.h"
#ifndef lint
static const char ID_sccs[] = "@(#)lnkstat.c 1.8 97/04/11 (C) SK " ;
#endif
#ifdef sun
#define _far
#endif
#define EL_IS_OK(x,l) ((((int)&(((struct s_error_log *)0)->x)) + \
sizeof(er->x)) <= l)
/*
BEGIN_MANUAL_ENTRY(if,func;others;11)
u_long smt_get_error_word(smc)
struct s_smc *smc ;
Function DOWNCALL (SMT, lnkstat.c)
This functions returns the SMT error work for AIX events.
Return smt_error_word These bits are supported:
SMT_ERL_ALC == [PS/PA].fddiPORTLerFlag
SMT_ERL_BLC == [PB].fddiPORTLerFlag
SMT_ERL_NCC == fddiMACNotCopiedFlag
SMT_ERL_FEC == fddiMACFrameErrorFlag
END_MANUAL_ENTRY()
*/
u_long smt_get_error_word(struct s_smc *smc)
{
u_long st;
/*
* smt error word low
*/
st = 0 ;
if (smc->s.sas == SMT_SAS) {
if (smc->mib.p[PS].fddiPORTLerFlag)
st |= SMT_ERL_ALC ;
}
else {
if (smc->mib.p[PA].fddiPORTLerFlag)
st |= SMT_ERL_ALC ;
if (smc->mib.p[PB].fddiPORTLerFlag)
st |= SMT_ERL_BLC ;
}
if (smc->mib.m[MAC0].fddiMACNotCopiedFlag)
st |= SMT_ERL_NCC ; /* not copied condition */
if (smc->mib.m[MAC0].fddiMACFrameErrorFlag)
st |= SMT_ERL_FEC ; /* frame error condition */
return st;
}
/*
BEGIN_MANUAL_ENTRY(if,func;others;11)
u_long smt_get_event_word(smc)
struct s_smc *smc ;
Function DOWNCALL (SMT, lnkstat.c)
This functions returns the SMT event work for AIX events.
Return smt_event_word always 0
END_MANUAL_ENTRY()
*/
u_long smt_get_event_word(struct s_smc *smc)
{
return (u_long) 0;
}
/*
BEGIN_MANUAL_ENTRY(if,func;others;11)
u_long smt_get_port_event_word(smc)
struct s_smc *smc ;
Function DOWNCALL (SMT, lnkstat.c)
This functions returns the SMT port event work for AIX events.
Return smt_port_event_word always 0
END_MANUAL_ENTRY()
*/
u_long smt_get_port_event_word(struct s_smc *smc)
{
return (u_long) 0;
}
/*
BEGIN_MANUAL_ENTRY(if,func;others;11)
u_long smt_read_errorlog(smc,p,len)
struct s_smc *smc ;
char _far *p ;
int len ;
Function DOWNCALL (SMT, lnkstat.c)
This functions returns the SMT error log field for AIX events.
Para p pointer to the error log field
len len of the error log field
Return len used len of the error log field
END_MANUAL_ENTRY()
*/
int smt_read_errorlog(struct s_smc *smc, char _far *p, int len)
{
int i ;
int st ;
struct s_error_log _far *er ;
er = (struct s_error_log _far *) p ;
if (len > sizeof(struct s_error_log))
len = sizeof(struct s_error_log) ;
for (i = 0 ; i < len ; i++)
*p++ = 0 ;
/*
* set count
*/
if (EL_IS_OK(set_count_high,len)) {
er->set_count_low = (u_short)smc->mib.fddiSMTSetCount.count ;
er->set_count_high =
(u_short)(smc->mib.fddiSMTSetCount.count >> 16L) ;
}
/*
* aci
*/
if (EL_IS_OK(aci_id_code,len)) {
er->aci_id_code = 0 ;
}
/*
* purge counter is missed frames; 16 bits only
*/
if (EL_IS_OK(purge_frame_counter,len)) {
if (smc->mib.m[MAC0].fddiMACCopied_Ct > 0xffff)
er->purge_frame_counter = 0xffff ;
else
er->purge_frame_counter =
(u_short)smc->mib.m[MAC0].fddiMACCopied_Ct ;
}
/*
* CMT and RMT state machines
*/
if (EL_IS_OK(ecm_state,len))
er->ecm_state = smc->mib.fddiSMTECMState ;
if (EL_IS_OK(pcm_b_state,len)) {
if (smc->s.sas == SMT_SAS) {
er->pcm_a_state = smc->y[PS].mib->fddiPORTPCMState ;
er->pcm_b_state = 0 ;
}
else {
er->pcm_a_state = smc->y[PA].mib->fddiPORTPCMState ;
er->pcm_b_state = smc->y[PB].mib->fddiPORTPCMState ;
}
}
if (EL_IS_OK(cfm_state,len))
er->cfm_state = smc->mib.fddiSMTCF_State ;
if (EL_IS_OK(rmt_state,len))
er->rmt_state = smc->mib.m[MAC0].fddiMACRMTState ;
/*
* smt error word low (we only need the low order 16 bits.)
*/
st = smt_get_error_word(smc) & 0xffff ;
if (EL_IS_OK(smt_error_low,len))
er->smt_error_low = st ;
if (EL_IS_OK(ucode_version_level,len))
er->ucode_version_level = 0x0101 ;
return(len) ;
}
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