Well supported wireless card for Lenovo T520

[Adrian Chadd]

FYI, There's documentation and code out there for doing this to the
pre-11n NICs. This hasn't been done for the 11n NICs.


Adrian

On 20 June 2011 00:13, Warner Losh <imp at bsdimp.com> wrote:
>
> On Jun 19, 2011, at 8:24 AM, Maciej Milewski wrote:
>
>> On Sunday 19 of June 2011 14:16:32 John Baldwin wrote:
>>> You might want to make sure that your laptop will accept a different
>>> wireless adapter.  I tried to replace the Broadcom WIFI adapter in an HP
>>> netbook and the system refused to POST with an Atheros WIFI adapter.
>>> Apparently the BIOS would check the PCI ID of the adapter and only
>>> booted if it was the Broadcom adapter.  (The message it output during
>>> POST actually said "restore valid WIFI nic" or some such.)  I resorted
>>> to using ndis(4) (though it looks like the Linux equivalent of bwn(4)
>>> supports my adapter now, so maybe someday I'll get to use bwn(4)).
>>
>> In such case there are options to find a card which was made specific to
>> manufacturer or find the patched bios(or do this by self but that may be very
>> dangerous). I had such situation and went the whitelist way with my Lenovo
>> laptop and I have no more problem with incompatible wireless(wwan and wlan)
>> devices. The two computer manufacturers who are doing such security of their
>> profit are HP and Lenovo. I don't know if others are doing that too.
>
> The other option is to change the ID in the BIOS (hardish) or get a atheros card that you can change the ID for (less hard: google is your friend ehre).
>
> Warner
>
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