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-rw-r--r--sys/src/9/pc/wifi.c10
-rw-r--r--sys/src/9/pc/wifi.h1
2 files changed, 9 insertions, 2 deletions
diff --git a/sys/src/9/pc/wifi.c b/sys/src/9/pc/wifi.c
index 743f0cac8..4b9b3639d 100644
--- a/sys/src/9/pc/wifi.c
+++ b/sys/src/9/pc/wifi.c
@@ -533,6 +533,7 @@ wifiproc(void *arg)
&& goodbss(wifi, wn)){
setstatus(wifi, wn, Sconn);
sendauth(wifi, wn);
+ wifi->lastauth = wn->lastsend;
}
continue;
}
@@ -664,9 +665,12 @@ Scan:
/* scan for access point */
while(wifi->bss == nil){
ether->link = 0;
- wnscan.channel = 1 + wnscan.channel % 11;
+ wnscan.channel = 1 + ((wnscan.channel+4) % 13);
wifiprobe(wifi, &wnscan);
- tsleep(&up->sleep, return0, 0, 1000);
+ do {
+ tsleep(&up->sleep, return0, 0, 200);
+ now = MACHP(0)->ticks;
+ } while(TK2MS(now-wifi->lastauth) < 1000);
}
/* maintain access point */
@@ -716,6 +720,8 @@ wifiattach(Ether *ether, void (*transmit)(Wifi*, Wnode*, Block*))
wifi->essid[0] = 0;
memmove(wifi->bssid, ether->bcast, Eaddrlen);
+ wifi->lastauth = MACHP(0)->ticks;
+
snprint(name, sizeof(name), "#l%dwifi", ether->ctlrno);
kproc(name, wifiproc, wifi);
snprint(name, sizeof(name), "#l%dwifo", ether->ctlrno);
diff --git a/sys/src/9/pc/wifi.h b/sys/src/9/pc/wifi.h
index 9b878d192..f1311c05a 100644
--- a/sys/src/9/pc/wifi.h
+++ b/sys/src/9/pc/wifi.h
@@ -56,6 +56,7 @@ struct Wifi
Queue *iq;
ulong watchdog;
+ ulong lastauth;
Ref txseq;
void (*transmit)(Wifi*, Wnode*, Block*);