static int
wpiinit(Ether *edev)
{
Ctlr *ctlr;
char *err;
uchar b[64];
int i, j;
Powergrp *g;
ctlr = edev->ctlr;
if((err = poweron(ctlr)) != nil)
goto Err;
if((csr32r(ctlr, EepromGp) & 0x6) == 0){
err = "bad rom signature";
goto Err;
}
/* Clear HW ownership of EEPROM. */
csr32w(ctlr, EepromGp, csr32r(ctlr, EepromGp) & ~0x180);
if((err = eepromread(ctlr, b, 1, 0x45)) != nil)
goto Err;
ctlr->eeprom.cap = b[0];
if((err = eepromread(ctlr, b, 2, 0x35)) != nil)
goto Err;
ctlr->eeprom.rev = get16(b);
if((err = eepromread(ctlr, b, 1, 0x4a)) != nil)
goto Err;
ctlr->eeprom.type = b[0];
if((err = eepromread(ctlr, b, 4, 0x60)) != nil)
goto Err;
strncpy(ctlr->eeprom.regdom, (char*)b, 4);
ctlr->eeprom.regdom[4] = '\0';
print("wpi: %X %X %X %s\n", ctlr->eeprom.cap, ctlr->eeprom.rev, ctlr->eeprom.type, ctlr->eeprom.regdom);
if((err = eepromread(ctlr, b, 6, 0x15)) != nil)
goto Err;
memmove(edev->ea, b, Eaddrlen);
for(i = 0; i < nelem(bands); i++){
if((err = eepromread(ctlr, b, 2*bands[i].nchan, bands[i].addr)) != nil)
goto Err;
for(j = 0; j < bands[i].nchan; j++){
if(!(b[j*2] & 1))
continue;
ctlr->maxpwr[bands[i].chan[j]] = b[j*2+1];
}
}
for(i = 0; i < nelem(ctlr->eeprom.pwrgrps); i++){
if((err = eepromread(ctlr, b, 64, 0x100 + i*32)) != nil)
goto Err;
g = &ctlr->eeprom.pwrgrps[i];
g->maxpwr = b[60];
g->chan = b[61];
g->temp = get16(b+62);
for(j = 0; j < 5; j++){
g->samples[j].index = b[j*4];
g->samples[j].power = b[j*4+1];
}
}
poweroff(ctlr);
return 0;
Err:
print("wpiinit: %s\n", err);
poweroff(ctlr);
return -1;
}
/*
* No doc. we are doing what Linux does as closely
* as we can.
*/
static int
ctlrinit(Ether *ether)
{
Dev *d;
int i;
int bmcr;
int gpio;
int ee17;
int rc;
d = ether->dev;
switch(ether->cid){
case A8817x:
case A88179:
fprint(2, "%s: card known but not implemented\n", argv0);
/* fall through */
default:
return -1;
case A88178:
deprint(2, "%s: setting up A88178\n", argv0);
gpio = getgpio(d);
if(gpio < 0)
return -1;
deprint(2, "%s: gpio sts %#x\n", argv0, gpio);
asixset(d, Cwena, 0);
ee17 = eepromread(d, 0x0017);
asixset(d, Cwdis, 0);
asixset(d, Cwgpio, Gpiorse|Gpiogpo1|Gpiogpo1en);
if((ee17 >> 8) != 1){
asixset(d, Cwgpio, 0x003c);
asixset(d, Cwgpio, 0x001c);
asixset(d, Cwgpio, 0x003c);
}else{
asixset(d, Cwgpio, Gpiogpo1en);
asixset(d, Cwgpio, Gpiogpo1|Gpiogpo1en);
}
asixset(d, Creset, Rclear);
sleep(150);
asixset(d, Creset, Rippd|Rprl);
sleep(150);
asixset(d, Cwrxctl, 0);
if(getmac(d, ether->addr) < 0)
return -1;
ether->phy = getphy(d);
if(ee17 < 0 || (ee17 & 0x7) == 0){
miiwrite(d, ether->phy, Miimctl, Mtxrxdly);
sleep(60);
}
miiwrite(d, ether->phy, Miibmcr, Bmcrreset|Bmcranena);
miiwrite(d, ether->phy, Miiad, Adall|Adcsma|Adpause);
miiwrite(d, ether->phy, Miic1000, Ad1000f);
bmcr = miiread(d, ether->phy, Miibmcr);
if((bmcr & Bmcranena) != 0){
bmcr |= Bmcrar;
miiwrite(d, ether->phy, Miibmcr, bmcr);
}
asixset(d, Cwmedium, Mall178);
asixset(d, Cwrxctl, Rxctlso|Rxctlab);
break;
case A88772:
deprint(2, "%s: setting up A88772\n", argv0);
if(asixset(d, Cwgpio, Gpiorse|Gpiogpo2|Gpiogpo2en) < 0)
return -1;
ether->phy = getphy(d);
dprint(2, "%s: phy %#x\n", argv0, ether->phy);
if((ether->phy & Pmask) == Pembed){
/* embedded 10/100 ethernet */
rc = asixset(d, Cwphy, 1);
}else
rc = asixset(d, Cwphy, 0);
if(rc < 0)
return -1;
if(asixset(d, Creset, Rippd|Rprl) < 0)
return -1;
sleep(150);
if((ether->phy & Pmask) == Pembed)
rc = asixset(d, Creset, Riprl);
else
rc = asixset(d, Creset, Rprte);
if(rc < 0)
return -1;
sleep(150);
rc = getrxctl(d);
deprint(2, "%s: rxctl is %#x\n", argv0, rc);
if(asixset(d, Cwrxctl, 0) < 0)
return -1;
if(getmac(d, ether->addr) < 0)
return -1;
if(asixset(d, Creset, Rprl) < 0)
return -1;
sleep(150);
if(asixset(d, Creset, Riprl|Rprl) < 0)
return -1;
sleep(150);
miiwrite(d, ether->phy, Miibmcr, Bmcrreset);
miiwrite(d, ether->phy, Miiad, Adall|Adcsma);
bmcr = miiread(d, ether->phy, Miibmcr);
if((bmcr & Bmcranena) != 0){
bmcr |= Bmcrar;
miiwrite(d, ether->phy, Miibmcr, bmcr);
}
if(asixset(d, Cwmedium, Mall772) < 0)
return -1;
if(asixset(d, Cwipg, Ipgdflt) < 0)
return -1;
if(asixset(d, Cwrxctl, Rxctlso|Rxctlab) < 0)
return -1;
deprint(2, "%s: final rxctl: %#x\n", argv0, getrxctl(d));
break;
}
