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Date:      Thu, 19 Nov 2015 23:57:36 -0500
From:      Serge Voilokov <serge0x76@gmail.com>
To:        Adrian Chadd <adrian.chadd@gmail.com>
Cc:        "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>
Subject:   Re: USB WiFi works only after cold reboot
Message-ID:  <CAMbZYjU2ByTeDdUyL%2BDLhonFc_5H_6zBsgwuX_NBDNf694dkQg@mail.gmail.com>
In-Reply-To: <CAJ-VmokAEdoa0Bk3YZ1sqnGLeQ4sHmn_gtnQZsGzTLppUz2eAw@mail.gmail.com>
References:  <CAMbZYjVZY-p2pZ3epiDbSbyMcfugbW4Vbpq9%2BsAzwr-KPmvFvg@mail.gmail.com> <CAJ-VmokAEdoa0Bk3YZ1sqnGLeQ4sHmn_gtnQZsGzTLppUz2eAw@mail.gmail.com>

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Realtek:

urtwn0: <vendor 0x7392 product 0x7811, class 0/0, rev 2.00/2.00, addr
2> on usbus0
urtwn0: MAC/BB RTL8188CUS, RF 6052 1T1R

From:
https://www.adafruit.com/products/814


On Thu, Nov 19, 2015 at 11:36 PM, Adrian Chadd <adrian.chadd@gmail.com> wrote:
> It looks like it's reading some invalid data via the EEPROM. I've seen
> it do it yet and I haven't sat down to figure it out.
>
> Which device is it?
>
>
> -a
>
>
> On 19 November 2015 at 19:56, Serge Voilokov <serge0x76@gmail.com> wrote:
>> Hi,
>>
>> I have a problem on Raspberry PI-A with Realtek WiFi adapter.
>> After reboot on watchdog or kernel panic wifi doesn't init properly.
>> Sometimes wlan0 is not created, sometimes ethernet address is
>> ff:ff:ff:ff:ff:ff, firmware loading errors, etc.
>>
>> After cold reboot it works file.
>>
>> How can I avoid the cold reboot?
>> Now on boot I do several attempts of 'usbconfig reset' until wifi
>> starts working.
>> It doesn't seem reliable.
>> Is the other way to make cold reset of usb and/or wifi without rebooting the OS?
>>
>> Thanks,
>> --serge
>> _______________________________________________
>> freebsd-wireless@freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-wireless
>> To unsubscribe, send any mail to "freebsd-wireless-unsubscribe@freebsd.org"



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