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#include "u.h"
#include "../port/lib.h"
#include "mem.h"
#include "dat.h"
#include "fns.h"
#include "io.h"
#include "ureg.h"
#include "../port/error.h"
/*
* PCMCIA modem.
* By default, this will set it up with the port and irq of
* COM2 unless a serialx=type=com line is found in plan9.ini.
* The assumption is that a laptop with a pcmcia will have only
* one com port.
*/
enum {
Maxcard= 8,
};
static char* modems[] = {
"IBM 33.6 Data/Fax/Voice Modem",
"CM-56G", /* Xircom CreditCard Modem 56 - GlobalACCESS */
"KeepInTouch",
"CEM56",
"MONTANA V.34 FAX/MODEM", /* Motorola */
"REM10",
"GSM/GPRS",
"AirCard 555",
"Gold Card Global", /* Psion V90 Gold card */
"Merlin UMTS Modem", /* Novatel card */
0,
};
void
pcmciamodemlink(void)
{
ISAConf isa;
int i, j, slot, com2used, usingcom2;
i = 0;
com2used = 0;
for(j = 0; modems[j]; j++){
memset(&isa, 0, sizeof(isa));
/* look for a configuration line */
for(; i < Maxcard; i++){
if(isaconfig("serial", i, &isa))
if(cistrcmp(isa.type, "com") == 0)
break;
memset(&isa, 0, sizeof(isa));
}
usingcom2 = 0;
if (isa.irq == 0 && isa.port == 0) {
if (com2used == 0) {
/* default is COM2 */
isa.irq = 3;
isa.port = 0x2F8;
usingcom2 = 1;
} else
break;
}
slot = pcmspecial(modems[j], &isa);
if(slot >= 0){
if(usingcom2)
com2used = 1;
if(ioalloc(isa.port, 8, 0, modems[j]) < 0)
print("%s port %lux already in use\n",
modems[j], (ulong)isa.port);
print("%s in pcmcia slot %d port 0x%lux irq %d\n",
modems[j], slot, (ulong)isa.port, isa.irq);
}
}
}
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