Date: Wed, 22 Jun 2011 08:15:06 +0200 From: Bernhard Schmidt <bschmidt@freebsd.org> To: "Kevin Oberman" <oberman@es.net> Cc: Adrian Chadd <adrian@freebsd.org>, Maciej Milewski <milu@dat.pl>, freebsd-mobile@freebsd.org Subject: Re: Well supported wireless card for Lenovo T520 Message-ID: <201106220815.06625.bschmidt@freebsd.org> In-Reply-To: <20110621232758.1821E1CC0B@ptavv.es.net> References: <20110621232758.1821E1CC0B@ptavv.es.net>
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On Wednesday, June 22, 2011 01:27:58 Kevin Oberman wrote: > > Sender: adrian.chadd@gmail.com > > Date: Tue, 21 Jun 2011 10:33:22 +0800 > > From: Adrian Chadd <adrian@freebsd.org> > > > > 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. > > > > But, are there any pre-N NICs that are half-height PCIe format? I > suspect not. if there was a way to make an Atheros "look" like an Intel, > that would be great, but I suspect not (and I'd have to modify the > Atheros driver to recognize the "Intel" wireless card as an Atheros.) > > I am now leaning toward looking for an Intel Centrino NIC as it should be > one that Lenovo will accept. At least in the past, they have not sold > cards with non-standard IDs, so any card that is one they sell should > work. that means Intel Wireless-N 1000, 6205, or 6300. I have no idea if > any of these is supported by any current driver, though. The Lenovo BTO page provides 4 Intel cards to choose from, those 3 above + the 6250, all of those are supported by iwn(4). I'm currently typing this over a 6205. > Can anyone confirm that any of these three cards will work or an way to > find out what PCI IDs the BIOS will accept? No clue, but given that those are available to choose from on the Lenovo shop.. > Thanks, Adrian, imp, jhb and all the others who have made suggestions. > > > > Adrian > > > > On 20 June 2011 00:13, Warner Losh <imp@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 > > > > > > _______________________________________________ > > > freebsd-mobile@freebsd.org mailing list > > > http://lists.freebsd.org/mailman/listinfo/freebsd-mobile > > > To unsubscribe, send any mail to "freebsd-mobile-unsubscribe@freebsd.org" > > > > > > _______________________________________________ > freebsd-mobile@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-mobile > To unsubscribe, send any mail to "freebsd-mobile-unsubscribe@freebsd.org" > -- Bernhard
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