static int
readnodeid(int slot, Ether* ether)
{
uchar data[Eaddrlen + 1];
int len;
len = sizeof(data);
if (pcmcistuple(slot, TupleFunce, TfNodeId, data, len) != len)
return -1;
if (data[0] != Eaddrlen)
return -1;
memmove(ether->ea, &data[1], Eaddrlen);
return 0;
}
static int
reset(Ether* ether)
{
int i, t, slot;
char *type;
int port;
enum { WantAny, Want10BT, Want10B2 };
int want;
uchar ea[6];
char *p;
if(ether->irq == 0)
ether->irq = 10;
if(ether->port == 0)
ether->port = 0x240;
port = ether->port;
if(ioalloc(port, 0x10, 0, "3C589") < 0)
return -1;
type = nil;
slot = -1;
for(i = 0; tcmpcmcia[i] != nil; i++){
type = tcmpcmcia[i];
if((slot = pcmspecial(type, ether)) >= 0)
break;
}
if(slot < 0){
iofree(port);
return -1;
}
/*
* Read Ethernet address from card memory
* on 3C562, but only if the user has not
* overridden it.
*/
memset(ea, 0, sizeof ea);
if(memcmp(ea, ether->ea, 6) == 0 && strcmp(type, "3C562") == 0) {
if(pcmcistuple(slot, 0x88, -1, ea, 6) == 6) {
for(i = 0; i < 6; i += 2){
t = ea[i];
ea[i] = ea[i+1];
ea[i+1] = t;
}
memmove(ether->ea, ea, 6);
}
}
/*
* Allow user to specify desired media in plan9.ini
*/
want = WantAny;
for(i = 0; i < ether->nopt; i++){
if(cistrncmp(ether->opt[i], "media=", 6) != 0)
continue;
p = ether->opt[i]+6;
if(cistrcmp(p, "10base2") == 0)
want = Want10B2;
else if(cistrcmp(p, "10baseT") == 0)
want = Want10BT;
}
/* try configuring as a 10BaseT */
if(want==WantAny || want==Want10BT){
if(configASIC(ether, port, xcvr10BaseT) < 0){
pcmspecialclose(slot);
iofree(port);
return -1;
}
delay(100);
COMMAND(port, SelectRegisterWindow, Wdiagnostic);
if((ins(port+MediaStatus)&linkBeatDetect) || want==Want10BT){
COMMAND(port, SelectRegisterWindow, Wop);
print("#l%d: xcvr10BaseT %s\n", ether->ctlrno, type);
return 0;
}
}
/* try configuring as a 10base2 */
if(want==WantAny || want==Want10B2){
COMMAND(port, GlobalReset, 0);
if(configASIC(ether, port, xcvr10Base2) < 0){
pcmspecialclose(slot);
iofree(port);
return -1;
}
print("#l%d: xcvr10Base2 %s\n", ether->ctlrno, type);
return 0;
}
return -1; /* not reached */
}
