/** Enumerate and init all slaves.
*
* @param[in] context = context struct
* @param[in] usetable = TRUE when using configtable to init slaves, FALSE otherwise
* @return Workcounter of slave discover datagram = number of slaves found
*/
int ecx_config_init(ecx_contextt *context, uint8 usetable)
{
uint16 w, slave, ADPh, configadr, ssigen;
uint16 topology, estat;
int16 topoc, slavec, aliasadr;
uint8 b,h;
uint8 zbuf[64];
uint8 SMc;
uint32 eedat;
int wkc, cindex, nSM, lp;
EC_PRINT("ec_config_init %d\n",usetable);
*(context->slavecount) = 0;
/* clean ec_slave array */
memset(context->slavelist, 0x00, sizeof(ec_slavet) * context->maxslave);
memset(&zbuf, 0x00, sizeof(zbuf));
memset(context->grouplist, 0x00, sizeof(ec_groupt) * context->maxgroup);
/* clear slave eeprom cache */
ecx_siigetbyte(context, 0, EC_MAXEEPBUF);
for(lp = 0; lp < context->maxgroup; lp++)
{
context->grouplist[lp].logstartaddr = lp << 16; /* default start address per group entry */
}
/* make special pre-init register writes to enable MAC[1] local administered bit *
* setting for old netX100 slaves */
b = 0x00;
ecx_BWR(context->port, 0x0000, ECT_REG_DLALIAS, sizeof(b), &b, EC_TIMEOUTRET3); /* Ignore Alias register */
b = EC_STATE_INIT | EC_STATE_ACK;
ecx_BWR(context->port, 0x0000, ECT_REG_ALCTL, sizeof(b), &b, EC_TIMEOUTRET3); /* Reset all slaves to Init */
/* netX100 should now be happy */
wkc = ecx_BWR(context->port, 0x0000, ECT_REG_ALCTL, sizeof(b), &b, EC_TIMEOUTRET3); /* Reset all slaves to Init */
printf("wkc = %d\n",wkc);
w = 0x0000;
wkc = ecx_BRD(context->port, 0x0000, ECT_REG_TYPE, sizeof(w), &w, EC_TIMEOUTSAFE); /* detect number of slaves */
if (wkc > 0)
{
*(context->slavecount) = wkc;
b = 0x00;
ecx_BWR(context->port, 0x0000, ECT_REG_DLPORT, sizeof(b), &b, EC_TIMEOUTRET3); /* deact loop manual */
w = htoes(0x0004);
ecx_BWR(context->port, 0x0000, ECT_REG_IRQMASK, sizeof(w), &w, EC_TIMEOUTRET3); /* set IRQ mask */
ecx_BWR(context->port, 0x0000, ECT_REG_RXERR, 8, &zbuf, EC_TIMEOUTRET3); /* reset CRC counters */
ecx_BWR(context->port, 0x0000, ECT_REG_FMMU0, 16 * 3, &zbuf, EC_TIMEOUTRET3); /* reset FMMU's */
ecx_BWR(context->port, 0x0000, ECT_REG_SM0, 8 * 4, &zbuf, EC_TIMEOUTRET3); /* reset SyncM */
ecx_BWR(context->port, 0x0000, ECT_REG_DCSYSTIME, 4, &zbuf, EC_TIMEOUTRET3); /* reset system time+ofs */
w = htoes(0x1000);
ecx_BWR(context->port, 0x0000, ECT_REG_DCSPEEDCNT, sizeof(w), &w, EC_TIMEOUTRET3); /* DC speedstart */
w = htoes(0x0c00);
ecx_BWR(context->port, 0x0000, ECT_REG_DCTIMEFILT, sizeof(w), &w, EC_TIMEOUTRET3); /* DC filt expr */
b = 0x00;
ecx_BWR(context->port, 0x0000, ECT_REG_DLALIAS, sizeof(b), &b, EC_TIMEOUTRET3); /* Ignore Alias register */
b = EC_STATE_INIT | EC_STATE_ACK;
ecx_BWR(context->port, 0x0000, ECT_REG_ALCTL, sizeof(b), &b, EC_TIMEOUTRET3); /* Reset all slaves to Init */
b = 2;
ecx_BWR(context->port, 0x0000, ECT_REG_EEPCFG, sizeof(b), &b , EC_TIMEOUTRET3); /* force Eeprom from PDI */
b = 0;
ecx_BWR(context->port, 0x0000, ECT_REG_EEPCFG, sizeof(b), &b , EC_TIMEOUTRET3); /* set Eeprom to master */
for (slave = 1; slave <= *(context->slavecount); slave++)
{
ADPh = (uint16)(1 - slave);
context->slavelist[slave].Itype =
etohs(ecx_APRDw(context->port, ADPh, ECT_REG_PDICTL, EC_TIMEOUTRET3)); /* read interface type of slave */
/* a node offset is used to improve readibility of network frames */
/* this has no impact on the number of addressable slaves (auto wrap around) */
ecx_APWRw(context->port, ADPh, ECT_REG_STADR, htoes(slave + EC_NODEOFFSET) , EC_TIMEOUTRET3); /* set node address of slave */
if (slave == 1)
{
b = 1; /* kill non ecat frames for first slave */
}
else
{
b = 0; /* pass all frames for following slaves */
}
ecx_APWRw(context->port, ADPh, ECT_REG_DLCTL, htoes(b), EC_TIMEOUTRET3); /* set non ecat frame behaviour */
configadr = etohs(ecx_APRDw(context->port, ADPh, ECT_REG_STADR, EC_TIMEOUTRET3));
context->slavelist[slave].configadr = configadr;
ecx_FPRD(context->port, configadr, ECT_REG_ALIAS, sizeof(aliasadr), &aliasadr, EC_TIMEOUTRET3);
context->slavelist[slave].aliasadr = etohs(aliasadr);
ecx_FPRD(context->port, configadr, ECT_REG_EEPSTAT, sizeof(estat), &estat, EC_TIMEOUTRET3);
estat = etohs(estat);
if (estat & EC_ESTAT_R64) /* check if slave can read 8 byte chunks */
{
context->slavelist[slave].eep_8byte = 1;
}
ecx_readeeprom1(context, slave, ECT_SII_MANUF); /* Manuf */
}
for (slave = 1; slave <= *(context->slavecount); slave++)
{
context->slavelist[slave].eep_man =
etohl(ecx_readeeprom2(context, slave, EC_TIMEOUTEEP)); /* Manuf */
ecx_readeeprom1(context, slave, ECT_SII_ID); /* ID */
}
for (slave = 1; slave <= *(context->slavecount); slave++)
{
context->slavelist[slave].eep_id =
etohl(ecx_readeeprom2(context, slave, EC_TIMEOUTEEP)); /* ID */
ecx_readeeprom1(context, slave, ECT_SII_REV); /* revision */
}
for (slave = 1; slave <= *(context->slavecount); slave++)
{
context->slavelist[slave].eep_rev =
etohl(ecx_readeeprom2(context, slave, EC_TIMEOUTEEP)); /* revision */
ecx_readeeprom1(context, slave, ECT_SII_RXMBXADR); /* write mailbox address + mailboxsize */
}
for (slave = 1; slave <= *(context->slavecount); slave++)
{
eedat = etohl(ecx_readeeprom2(context, slave, EC_TIMEOUTEEP)); /* write mailbox address and mailboxsize */
context->slavelist[slave].mbx_wo = (uint16)LO_WORD(eedat);
context->slavelist[slave].mbx_l = (uint16)HI_WORD(eedat);
if (context->slavelist[slave].mbx_l > 0)
{
ecx_readeeprom1(context, slave, ECT_SII_TXMBXADR); /* read mailbox offset */
}
}
for (slave = 1; slave <= *(context->slavecount); slave++)
{
if (context->slavelist[slave].mbx_l > 0)
{
eedat = etohl(ecx_readeeprom2(context, slave, EC_TIMEOUTEEP)); /* read mailbox offset */
context->slavelist[slave].mbx_ro = (uint16)LO_WORD(eedat); /* read mailbox offset */
context->slavelist[slave].mbx_rl = (uint16)HI_WORD(eedat); /*read mailbox length */
if (context->slavelist[slave].mbx_rl == 0)
{
context->slavelist[slave].mbx_rl = context->slavelist[slave].mbx_l;
}
}
configadr = context->slavelist[slave].configadr;
if ((etohs(ecx_FPRDw(context->port, configadr, ECT_REG_ESCSUP, EC_TIMEOUTRET3)) & 0x04) > 0) /* Support DC? */
{
context->slavelist[slave].hasdc = TRUE;
}
else
{
context->slavelist[slave].hasdc = FALSE;
}
topology = etohs(ecx_FPRDw(context->port, configadr, ECT_REG_DLSTAT, EC_TIMEOUTRET3)); /* extract topology from DL status */
h = 0;
b = 0;
if ((topology & 0x0300) == 0x0200) /* port0 open and communication established */
{
h++;
b |= 0x01;
}
if ((topology & 0x0c00) == 0x0800) /* port1 open and communication established */
{
h++;
b |= 0x02;
}
if ((topology & 0x3000) == 0x2000) /* port2 open and communication established */
{
h++;
b |= 0x04;
}
if ((topology & 0xc000) == 0x8000) /* port3 open and communication established */
{
h++;
b |= 0x08;
}
/* ptype = Physical type*/
context->slavelist[slave].ptype =
LO_BYTE(etohs(ecx_FPRDw(context->port, configadr, ECT_REG_PORTDES, EC_TIMEOUTRET3)));
context->slavelist[slave].topology = h;
context->slavelist[slave].activeports = b;
/* 0=no links, not possible */
/* 1=1 link , end of line */
/* 2=2 links , one before and one after */
/* 3=3 links , split point */
/* 4=4 links , cross point */
/* search for parent */
context->slavelist[slave].parent = 0; /* parent is master */
if (slave > 1)
{
topoc = 0;
slavec = slave - 1;
do
{
topology = context->slavelist[slavec].topology;
if (topology == 1)
{
topoc--; /* endpoint found */
}
if (topology == 3)
{
topoc++; /* split found */
}
if (topology == 4)
{
topoc += 2; /* cross found */
}
if (((topoc >= 0) && (topology > 1)) ||
(slavec == 1)) /* parent found */
{
context->slavelist[slave].parent = slavec;
slavec = 1;
}
slavec--;
}
while (slavec > 0);
}
w = ecx_statecheck(context, slave, EC_STATE_INIT, EC_TIMEOUTSTATE); //* check state change Init */
/* set default mailbox configuration if slave has mailbox */
if (context->slavelist[slave].mbx_l>0)
{
context->slavelist[slave].SMtype[0] = 1;
context->slavelist[slave].SMtype[1] = 2;
context->slavelist[slave].SMtype[2] = 3;
context->slavelist[slave].SMtype[3] = 4;
context->slavelist[slave].SM[0].StartAddr = htoes(context->slavelist[slave].mbx_wo);
context->slavelist[slave].SM[0].SMlength = htoes(context->slavelist[slave].mbx_l);
context->slavelist[slave].SM[0].SMflags = htoel(EC_DEFAULTMBXSM0);
context->slavelist[slave].SM[1].StartAddr = htoes(context->slavelist[slave].mbx_ro);
context->slavelist[slave].SM[1].SMlength = htoes(context->slavelist[slave].mbx_rl);
context->slavelist[slave].SM[1].SMflags = htoel(EC_DEFAULTMBXSM1);
context->slavelist[slave].mbx_proto =
ecx_readeeprom(context, slave, ECT_SII_MBXPROTO, EC_TIMEOUTEEP);
}
cindex = 0;
#ifdef EC_VER1
/* use configuration table ? */
if (usetable)
{
cindex = ec_findconfig( context->slavelist[slave].eep_man, context->slavelist[slave].eep_id );
context->slavelist[slave].configindex= cindex;
}
/* slave found in configuration table ? */
if (cindex)
{
context->slavelist[slave].Dtype = ec_configlist[cindex].Dtype;
strcpy(context->slavelist[slave].name ,ec_configlist[cindex].name);
context->slavelist[slave].Ibits = ec_configlist[cindex].Ibits;
context->slavelist[slave].Obits = ec_configlist[cindex].Obits;
if (context->slavelist[slave].Obits)
{
context->slavelist[slave].FMMU0func = 1;
}
if (context->slavelist[slave].Ibits)
{
context->slavelist[slave].FMMU1func = 2;
}
context->slavelist[slave].FMMU[0].FMMUactive = ec_configlist[cindex].FM0ac;
context->slavelist[slave].FMMU[1].FMMUactive = ec_configlist[cindex].FM1ac;
context->slavelist[slave].SM[2].StartAddr = htoes(ec_configlist[cindex].SM2a);
context->slavelist[slave].SM[2].SMflags = htoel(ec_configlist[cindex].SM2f);
/* simple (no mailbox) output slave found ? */
if (context->slavelist[slave].Obits && !context->slavelist[slave].SM[2].StartAddr)
{
context->slavelist[slave].SM[0].StartAddr = htoes(0x0f00);
context->slavelist[slave].SM[0].SMlength = htoes((context->slavelist[slave].Obits + 7) / 8);
context->slavelist[slave].SM[0].SMflags = htoel(EC_DEFAULTDOSM0);
context->slavelist[slave].FMMU[0].FMMUactive = 1;
context->slavelist[slave].FMMU[0].FMMUtype = 2;
context->slavelist[slave].SMtype[0] = 3;
}
/* complex output slave */
else
{
context->slavelist[slave].SM[2].SMlength = htoes((context->slavelist[slave].Obits + 7) / 8);
context->slavelist[slave].SMtype[2] = 3;
}
context->slavelist[slave].SM[3].StartAddr = htoes(ec_configlist[cindex].SM3a);
context->slavelist[slave].SM[3].SMflags = htoel(ec_configlist[cindex].SM3f);
/* simple (no mailbox) input slave found ? */
if (context->slavelist[slave].Ibits && !context->slavelist[slave].SM[3].StartAddr)
{
context->slavelist[slave].SM[1].StartAddr = htoes(0x1000);
context->slavelist[slave].SM[1].SMlength = htoes((context->slavelist[slave].Ibits + 7) / 8);
context->slavelist[slave].SM[1].SMflags = htoel(0x00000000);
context->slavelist[slave].FMMU[1].FMMUactive = 1;
context->slavelist[slave].FMMU[1].FMMUtype = 1;
context->slavelist[slave].SMtype[1] = 4;
}
/* complex input slave */
else
{
context->slavelist[slave].SM[3].SMlength = htoes((context->slavelist[slave].Ibits + 7) / 8);
context->slavelist[slave].SMtype[3] = 4;
}
}
/* slave not in configuration table, find out via SII */
else
#endif
{
ssigen = ecx_siifind(context, slave, ECT_SII_GENERAL);
/* SII general section */
if (ssigen)
{
context->slavelist[slave].CoEdetails = ecx_siigetbyte(context, slave, ssigen + 0x07);
context->slavelist[slave].FoEdetails = ecx_siigetbyte(context, slave, ssigen + 0x08);
context->slavelist[slave].EoEdetails = ecx_siigetbyte(context, slave, ssigen + 0x09);
context->slavelist[slave].SoEdetails = ecx_siigetbyte(context, slave, ssigen + 0x0a);
if((ecx_siigetbyte(context, slave, ssigen + 0x0d) & 0x02) > 0)
{
context->slavelist[slave].blockLRW = 1;
context->slavelist[0].blockLRW++;
}
context->slavelist[slave].Ebuscurrent = ecx_siigetbyte(context, slave, ssigen + 0x0e);
context->slavelist[slave].Ebuscurrent += ecx_siigetbyte(context, slave, ssigen + 0x0f) << 8;
context->slavelist[0].Ebuscurrent += context->slavelist[slave].Ebuscurrent;
}
/* SII strings section */
if (ecx_siifind(context, slave, ECT_SII_STRING) > 0)
{
ecx_siistring(context, context->slavelist[slave].name, slave, 1);
}
/* no name for slave found, use constructed name */
else
{
sprintf(context->slavelist[slave].name, "? M:%8.8x I:%8.8x",
(unsigned int)context->slavelist[slave].eep_man,
(unsigned int)context->slavelist[slave].eep_id);
}
/* SII SM section */
nSM = ecx_siiSM(context, slave, context->eepSM);
if (nSM>0)
{
context->slavelist[slave].SM[0].StartAddr = htoes(context->eepSM->PhStart);
context->slavelist[slave].SM[0].SMlength = htoes(context->eepSM->Plength);
context->slavelist[slave].SM[0].SMflags =
htoel((context->eepSM->Creg) + (context->eepSM->Activate << 16));
SMc = 1;
while ((SMc < EC_MAXSM) && ecx_siiSMnext(context, slave, context->eepSM, SMc))
{
context->slavelist[slave].SM[SMc].StartAddr = htoes(context->eepSM->PhStart);
context->slavelist[slave].SM[SMc].SMlength = htoes(context->eepSM->Plength);
context->slavelist[slave].SM[SMc].SMflags =
htoel((context->eepSM->Creg) + (context->eepSM->Activate << 16));
SMc++;
}
}
/* SII FMMU section */
if (ecx_siiFMMU(context, slave, context->eepFMMU))
{
if (context->eepFMMU->FMMU0 !=0xff)
{
context->slavelist[slave].FMMU0func = context->eepFMMU->FMMU0;
}
if (context->eepFMMU->FMMU1 !=0xff)
{
context->slavelist[slave].FMMU1func = context->eepFMMU->FMMU1;
}
if (context->eepFMMU->FMMU2 !=0xff)
{
context->slavelist[slave].FMMU2func = context->eepFMMU->FMMU2;
}
if (context->eepFMMU->FMMU3 !=0xff)
{
context->slavelist[slave].FMMU3func = context->eepFMMU->FMMU3;
}
}
}
if (context->slavelist[slave].mbx_l > 0)
{
if (context->slavelist[slave].SM[0].StartAddr == 0x0000) /* should never happen */
{
EC_PRINT("Slave %d has no proper mailbox in configuration, try default.\n", slave);
context->slavelist[slave].SM[0].StartAddr = htoes(0x1000);
context->slavelist[slave].SM[0].SMlength = htoes(0x0080);
context->slavelist[slave].SM[0].SMflags = htoel(EC_DEFAULTMBXSM0);
context->slavelist[slave].SMtype[0] = 1;
}
if (context->slavelist[slave].SM[1].StartAddr == 0x0000) /* should never happen */
{
EC_PRINT("Slave %d has no proper mailbox out configuration, try default.\n", slave);
context->slavelist[slave].SM[1].StartAddr = htoes(0x1080);
context->slavelist[slave].SM[1].SMlength = htoes(0x0080);
context->slavelist[slave].SM[1].SMflags = htoel(EC_DEFAULTMBXSM1);
context->slavelist[slave].SMtype[1] = 2;
}
/* program SM0 mailbox in and SM1 mailbox out for slave */
/* writing both SM in one datagram will solve timing issue in old NETX */
ecx_FPWR(context->port, configadr, ECT_REG_SM0, sizeof(ec_smt) * 2,
&(context->slavelist[slave].SM[0]), EC_TIMEOUTRET3);
}
/* request pre_op for slave */
ecx_FPWRw(context->port, configadr, ECT_REG_ALCTL, htoes(EC_STATE_PRE_OP | EC_STATE_ACK) , EC_TIMEOUTRET3); /* set preop status */
}
}
return wkc;
}
/** Enumerate and init all slaves.
*
* @param[in] usetable = TRUE when using configtable to init slaves, FALSE otherwise
* @return Workcounter of slave discover datagram = number of slaves found
*/
int ec_config_init(uint8 usetable)
{
uint16 w, slave, ADPh, configadr, mbx_wo, mbx_ro, mbx_l, ssigen;
uint16 topology, estat;
int16 topoc, slavec;
uint8 b,h;
uint8 zbuf[64];
uint8 SMc;
uint32 eedat;
int wkc, cindex, nSM;
ec_slavecount = 0;
/* clean ec_slave array */
memset(&ec_slave, 0x00, sizeof(ec_slave));
memset(&zbuf, 0x00, sizeof(zbuf));
w = 0x0000;
wkc = ec_BRD(0x0000, ECT_REG_TYPE, sizeof(w), &w, EC_TIMEOUTSAFE); /* detect number of slaves */
if (wkc > 0)
{
ec_slavecount = wkc;
b = 0x00;
ec_BWR(0x0000, ECT_REG_DLPORT, sizeof(b), &b, EC_TIMEOUTRET); /* deact loop manual */
w = htoes(0x0004);
ec_BWR(0x0000, ECT_REG_IRQMASK, sizeof(w), &w, EC_TIMEOUTRET); /* set IRQ mask */
ec_BWR(0x0000, ECT_REG_RXERR, 8, &zbuf, EC_TIMEOUTRET); /* reset CRC counters */
ec_BWR(0x0000, ECT_REG_FMMU0, 16 * 3, &zbuf, EC_TIMEOUTRET); /* reset FMMU's */
ec_BWR(0x0000, ECT_REG_SM0, 8 * 4, &zbuf, EC_TIMEOUTRET); /* reset SyncM */
ec_BWR(0x0000, ECT_REG_DCSYSTIME, 4, &zbuf, EC_TIMEOUTRET); /* reset system time+ofs */
w = htoes(0x1000);
ec_BWR(0x0000, ECT_REG_DCSPEEDCNT, sizeof(w), &w, EC_TIMEOUTRET); /* DC speedstart */
w = htoes(0x0c00);
ec_BWR(0x0000, ECT_REG_DCTIMEFILT, sizeof(w), &w, EC_TIMEOUTRET); /* DC filt expr */
b = 0x00;
ec_BWR(0x0000, ECT_REG_DLALIAS, sizeof(b), &b, EC_TIMEOUTRET); /* Ignore Alias register */
b = EC_STATE_INIT | EC_STATE_ACK;
ec_BWR(0x0000, ECT_REG_ALCTL, sizeof(b), &b, EC_TIMEOUTRET); /* Reset all slaves to Init */
b = 2;
ec_BWR(0x0000, ECT_REG_EEPCFG, sizeof(b), &b , EC_TIMEOUTRET); /* force Eeprom from PDI */
b = 0;
ec_BWR(0x0000, ECT_REG_EEPCFG, sizeof(b), &b , EC_TIMEOUTRET); /* set Eeprom to master */
for (slave = 1; slave <= ec_slavecount; slave++)
{
ADPh = (uint16)(1 - slave);
ec_slave[slave].Itype = etohs(ec_APRDw(ADPh, ECT_REG_PDICTL, EC_TIMEOUTRET)); /* read interface type of slave */
/* a node offset is used to improve readibility of network frames */
/* this has no impact on the number of addressable slaves (auto wrap around) */
ec_APWRw(ADPh, ECT_REG_STADR, htoes(slave + EC_NODEOFFSET) , EC_TIMEOUTRET); /* set node address of slave */
if (slave == 1)
{
b = 1; /* kill non ecat frames for first slave */
}
else
{
b = 0; /* pass all frames for following slaves */
}
ec_APWRw(ADPh, ECT_REG_DLCTL, htoes(b), EC_TIMEOUTRET); /* set non ecat frame behaviour */
configadr = etohs(ec_APRDw(ADPh, ECT_REG_STADR, EC_TIMEOUTRET));
ec_slave[slave].configadr = configadr;
ec_FPRD(configadr, ECT_REG_EEPSTAT, sizeof(estat), &estat, EC_TIMEOUTRET);
estat = etohs(estat);
if ((estat & (1 << 6))) /* check if slave can read 8 byte chunks */
{
ec_slave[slave].eep_8byte = 1;
}
ec_readeeprom1(slave, ECT_SII_MANUF); /* Manuf */
}
for (slave = 1; slave <= ec_slavecount; slave++)
{
ec_slave[slave].eep_man = etohl(ec_readeeprom2(slave, EC_TIMEOUTEEP)); /* Manuf */
ec_readeeprom1(slave, ECT_SII_ID); /* ID */
}
for (slave = 1; slave <= ec_slavecount; slave++)
{
ec_slave[slave].eep_id = etohl(ec_readeeprom2(slave, EC_TIMEOUTEEP)); /* ID */
ec_readeeprom1(slave, ECT_SII_REV); /* revision */
}
for (slave = 1; slave <= ec_slavecount; slave++)
{
ec_slave[slave].eep_rev = etohl(ec_readeeprom2(slave, EC_TIMEOUTEEP)); /* revision */
ec_readeeprom1(slave, ECT_SII_RXMBXADR); /* write mailbox address + mailboxsize */
}
for (slave = 1; slave <= ec_slavecount; slave++)
{
eedat = etohl(ec_readeeprom2(slave, EC_TIMEOUTEEP)); /* write mailbox address and mailboxsize */
ec_slave[slave].mbx_wo = (uint16)LO_WORD(eedat);
ec_slave[slave].mbx_l = (uint16)HI_WORD(eedat);
if (ec_slave[slave].mbx_l > 0)
{
ec_readeeprom1(slave, ECT_SII_TXMBXADR); /* read mailbox offset */
}
}
for (slave = 1; slave <= ec_slavecount; slave++)
{
if (ec_slave[slave].mbx_l > 0)
{
ec_slave[slave].mbx_ro = (uint16)etohl(ec_readeeprom2(slave, EC_TIMEOUTEEP)); /* read mailbox offset */
}
configadr = ec_slave[slave].configadr;
mbx_ro = ec_slave[slave].mbx_ro;
mbx_wo = ec_slave[slave].mbx_wo;
mbx_l = ec_slave[slave].mbx_l;
if ((etohs(ec_FPRDw(configadr, ECT_REG_ESCSUP, EC_TIMEOUTRET)) & 0x04) > 0) /* Support DC? */
{
ec_slave[slave].hasdc = TRUE;
}
else
{
ec_slave[slave].hasdc = FALSE;
}
topology = etohs(ec_FPRDw(configadr, ECT_REG_DLSTAT, EC_TIMEOUTRET)); /* extract topology from DL status */
h = 0;
b = 0;
if ((topology & 0x0300) == 0x0200) /* port0 open and communication established */
{
h++;
b |= 0x01;
}
if ((topology & 0x0c00) == 0x0800) /* port1 open and communication established */
{
h++;
b |= 0x02;
}
if ((topology & 0x3000) == 0x2000) /* port2 open and communication established */
{
h++;
b |= 0x04;
}
if ((topology & 0xc000) == 0x8000) /* port3 open and communication established */
{
h++;
b |= 0x08;
}
/* ptype = Physical type*/
ec_slave[slave].ptype = LO_BYTE(etohs(ec_FPRDw(configadr, ECT_REG_PORTDES, EC_TIMEOUTRET)));
ec_slave[slave].topology = h;
ec_slave[slave].activeports = b;
/* 0=no links, not possible */
/* 1=1 link , end of line */
/* 2=2 links , one before and one after */
/* 3=3 links , split point */
/* 4=4 links , cross point */
/* search for parent */
ec_slave[slave].parent = 0; /* parent is master */
if (slave > 1)
{
topoc = 0;
slavec = slave - 1;
do
{
topology = ec_slave[slavec].topology;
if (topology == 1)
{
topoc--; /* endpoint found */
}
if (topology == 3)
{
topoc++; /* split found */
}
if (topology == 4)
{
topoc+=2; /* cross found */
}
if (((topoc >= 0) && (topology > 1)) ||
(slavec == 1)) /* parent found */
{
ec_slave[slave].parent = slavec;
slavec = 1;
}
slavec--;
}
while (slavec > 0);
}
w = ec_statecheck(slave, EC_STATE_INIT, EC_TIMEOUTSTATE); //* check state change Init */
/* set default mailbox configuration if slave has mailbox */
if (ec_slave[slave].mbx_l>0)
{
ec_slave[slave].SMtype[0] = 0;
ec_slave[slave].SMtype[1] = 1;
ec_slave[slave].SMtype[2] = 2;
ec_slave[slave].SMtype[3] = 3;
ec_slave[slave].SM[0].StartAddr = htoes(ec_slave[slave].mbx_wo);
ec_slave[slave].SM[0].SMlength = htoes(ec_slave[slave].mbx_l);
ec_slave[slave].SM[0].SMflags = htoel(EC_DEFAULTMBXSM0);
ec_slave[slave].SM[1].StartAddr = htoes(ec_slave[slave].mbx_ro);
ec_slave[slave].SM[1].SMlength = htoes(ec_slave[slave].mbx_l);
ec_slave[slave].SM[1].SMflags = htoel(EC_DEFAULTMBXSM1);
ec_slave[slave].mbx_proto = ec_readeeprom (slave, ECT_SII_MBXPROTO, EC_TIMEOUTEEP);
}
cindex = 0;
/* use configuration table ? */
if (usetable)
{
cindex = ec_findconfig( ec_slave[slave].eep_man, ec_slave[slave].eep_id );
ec_slave[slave].configindex= cindex;
}
/* slave found in configuration table ? */
if (cindex)
{
ec_slave[slave].Dtype = ec_configlist[cindex].Dtype;
strcpy( ec_slave[slave].name ,ec_configlist[cindex].name);
ec_slave[slave].Ibits = ec_configlist[cindex].Ibits;
ec_slave[slave].Obits = ec_configlist[cindex].Obits;
if (ec_slave[slave].Obits)
{
ec_slave[slave].FMMU0func = 1;
}
if (ec_slave[slave].Ibits)
{
ec_slave[slave].FMMU1func = 2;
}
ec_slave[slave].FMMU[0].FMMUactive = ec_configlist[cindex].FM0ac;
ec_slave[slave].FMMU[1].FMMUactive = ec_configlist[cindex].FM1ac;
ec_slave[slave].SM[2].StartAddr = htoes(ec_configlist[cindex].SM2a);
ec_slave[slave].SM[2].SMflags = htoel(ec_configlist[cindex].SM2f);
/* simple (no mailbox) output slave found ? */
if (ec_slave[slave].Obits && !ec_slave[slave].SM[2].StartAddr)
{
ec_slave[slave].SM[0].StartAddr = htoes(0x0f00);
ec_slave[slave].SM[0].SMlength = htoes((ec_slave[slave].Obits + 7) / 8);
ec_slave[slave].SM[0].SMflags = htoel(EC_DEFAULTDOSM0);
ec_slave[slave].FMMU[0].FMMUactive = 1;
ec_slave[slave].FMMU[0].FMMUtype = 2;
ec_slave[slave].SMtype[0] = 2;
}
/* complex output slave */
else
{
ec_slave[slave].SM[2].SMlength = htoes((ec_slave[slave].Obits + 7) / 8);
ec_slave[slave].SMtype[2] = 2;
}
ec_slave[slave].SM[3].StartAddr = htoes(ec_configlist[cindex].SM3a);
ec_slave[slave].SM[3].SMflags = htoel(ec_configlist[cindex].SM3f);
/* simple (no mailbox) input slave found ? */
if (ec_slave[slave].Ibits && !ec_slave[slave].SM[3].StartAddr)
{
ec_slave[slave].SM[1].StartAddr = htoes(0x1000);
ec_slave[slave].SM[1].SMlength = htoes((ec_slave[slave].Ibits + 7) / 8);
ec_slave[slave].SM[1].SMflags = htoel(0x00000000);
ec_slave[slave].FMMU[1].FMMUactive = 1;
ec_slave[slave].FMMU[1].FMMUtype = 1;
ec_slave[slave].SMtype[1] = 3;
}
/* complex input slave */
else
{
ec_slave[slave].SM[3].SMlength = htoes((ec_slave[slave].Ibits + 7) / 8);
ec_slave[slave].SMtype[3] = 3;
}
}
/* slave not in configuration table, find out via SII */
else
{
ssigen = ec_siifind(slave, ECT_SII_GENERAL);
/* SII general section */
if (ssigen)
{
ec_slave[slave].CoEdetails = ec_siigetbyte(slave, ssigen + 0x07);
ec_slave[slave].FoEdetails = ec_siigetbyte(slave, ssigen + 0x08);
ec_slave[slave].EoEdetails = ec_siigetbyte(slave, ssigen + 0x09);
ec_slave[slave].SoEdetails = ec_siigetbyte(slave, ssigen + 0x0a);
if((ec_siigetbyte(slave, ssigen + 0x0d) & 0x02) > 0)
{
ec_slave[slave].blockLRW = 1;
ec_slave[0].blockLRW++;
}
ec_slave[slave].Ebuscurrent = ec_siigetbyte(slave, ssigen + 0x0e);
ec_slave[slave].Ebuscurrent += ec_siigetbyte(slave, ssigen + 0x0f) << 8;
ec_slave[0].Ebuscurrent += ec_slave[slave].Ebuscurrent;
}
/* SII strings section */
if (ec_siifind(slave, ECT_SII_STRING) > 0)
{
ec_siistring(ec_slave[slave].name, slave, 1);
}
/* no name for slave found, use constructed name */
else
{
sprintf(ec_slave[slave].name, "? M:%8.8x I:%8.8x",
(unsigned int)ec_slave[slave].eep_man, (unsigned int)ec_slave[slave].eep_id);
}
/* SII SM section */
nSM = ec_siiSM (slave,&ec_SM);
if (nSM>0)
{
ec_slave[slave].SM[0].StartAddr = htoes(ec_SM.PhStart);
ec_slave[slave].SM[0].SMlength = htoes(ec_SM.Plength);
ec_slave[slave].SM[0].SMflags = htoel((ec_SM.Creg) + (ec_SM.Activate << 16));
SMc = 1;
while ((SMc < EC_MAXSM) && ec_siiSMnext(slave, &ec_SM, SMc))
{
ec_slave[slave].SM[SMc].StartAddr = htoes(ec_SM.PhStart);
ec_slave[slave].SM[SMc].SMlength = htoes(ec_SM.Plength);
ec_slave[slave].SM[SMc].SMflags = htoel((ec_SM.Creg) + (ec_SM.Activate << 16));
SMc++;
}
}
/* SII FMMU section */
if (ec_siiFMMU(slave, &ec_FMMU))
{
if (ec_FMMU.FMMU0 !=0xff)
ec_slave[slave].FMMU0func = ec_FMMU.FMMU0;
if (ec_FMMU.FMMU1 !=0xff)
ec_slave[slave].FMMU1func = ec_FMMU.FMMU1;
if (ec_FMMU.FMMU2 !=0xff)
ec_slave[slave].FMMU2func = ec_FMMU.FMMU2;
if (ec_FMMU.FMMU3 !=0xff)
ec_slave[slave].FMMU3func = ec_FMMU.FMMU3;
}
}
if (ec_slave[slave].mbx_l > 0)
{
if (ec_slave[slave].SM[0].StartAddr == 0x0000) /* should never happen */
{
ec_slave[slave].SM[0].StartAddr = htoes(0x1000);
ec_slave[slave].SM[0].SMlength = htoes(0x0080);
ec_slave[slave].SM[0].SMflags = htoel(EC_DEFAULTMBXSM0);
ec_slave[slave].SMtype[0] = 0;
}
if (ec_slave[slave].SM[1].StartAddr == 0x0000) /* should never happen */
{
ec_slave[slave].SM[1].StartAddr = htoes(0x1080);
ec_slave[slave].SM[1].SMlength = htoes(0x0080);
ec_slave[slave].SM[1].SMflags = htoel(EC_DEFAULTMBXSM1);
ec_slave[slave].SMtype[1] = 1;
}
/* program SM0 mailbox in for slave */
ec_FPWR (configadr, ECT_REG_SM0, sizeof(ec_smt), &ec_slave[slave].SM[0], EC_TIMEOUTRET);
/* program SM1 mailbox out for slave */
// usleep(1000); // was needed for NETX (needs internal time after SM update)
ec_FPWR (configadr, ECT_REG_SM1, sizeof(ec_smt), &ec_slave[slave].SM[1], EC_TIMEOUTRET);
}
ec_FPWRw(configadr, ECT_REG_ALCTL, htoes(EC_STATE_PRE_OP | EC_STATE_ACK) , EC_TIMEOUTRET); /* set preop status */
}
}
return wkc;
}
