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Re: iwn and Intel PRO/Wireless 5100AGN

[Pouya Tafti]
>> I have been trying to hack iwn (in a hopelessly convoluted way) in
>> order to add support for the Intel PRO/Wireless 5100AGN adapter.  This
>> is on a Lenovo Thinkpad T400 running NetBSD/amd64 5.99.02.
>> Linux has a driver [1].

[Stephen Borrill]
> As does OpenBSD. Take a look at the diff which adds support and you'll see
> it's not at all trivial (and that's just the start, there's been a slew of 
> extra commits after the basic support was added):
> From the commit message: "Quite frankly, Intel made things unnecessarily 
> difficult by gratuitously changing firmware commands (adding new fields in 
> the middle of a struct) and some register offsets for the 5000 Series and by 
> defining yet another way of loading a firmware."
> So unfortunately, the job is a lot bigger than you've anticipated, but on the 
> upside, Damien's work on the OpenBSD driver is a good place to start.

Well, I guess this means that I will have to actually read and
understand the code. ;)  I'll try to find time for it this weekend.
Thanks a lot for the pointer.

Pouya Tafti

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