Date: Thu, 21 Dec 2000 19:56:01 -0500 (EST) From: Wesley Morgan <morganw@chemikals.org> To: Peter Seebach <seebs@plethora.net> Cc: <freebsd-mobile@FreeBSD.ORG> Subject: Re: WaveLan-like cards and wi0 Message-ID: <Pine.BSF.4.31.0012211953450.91987-100000@volatile.chemikals.org> In-Reply-To: <200012192248.QAA01057@guild.plethora.net>
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This is a bit off the topic, but I have been contemplating wireless
ethernet for a while and one thing has always eluded me -- exactly what
cards are supported and under what driver? I know of several cards, but
you mention the linksys and d-link cards... Are those just wavelan
copycats? Is there a list anywhere cross referencing manufacturer and
driver?
On Tue, 19 Dec 2000, Peter Seebach wrote:
> I'm actually debugging a NetBSD driver, but the drivers are fairly similar,
> and code is likely to get shared.
>
> Summary: I'm adding support for specific PRISM 2 cards to NetBSD's wi0
> driver. If the support works, it may be of some use in FreeBSD too.
>
> The problem: If an Apple Airport changes configuration state within hearing
> distance of the BSD box, *boom*, the card stops responding to anything until
> it's reset. Everything always times out (busy bit stays set). This applies
> to:
> * Airport turned on
> * Airport turned off
> * Airport changed from looking for a base station to
> computer-to-computer (read infrastructure to ad-hoc)
> Note that I'm talking about an airport card, *not* a base station.
>
> If the Mac is not using Airport, my pair of BSD boxes can talk fine. If
> the Mac is using airport, they can talk fine. If it switches state, they
> both die.
>
> This is both Linksys and D-Link cards, but they're really just generic PRISM 2
> cards, no special magic.
>
> I've checked every interrupt bit; the only interrupts I'm masking out right
> now are the clock tick and the command done interrupt, and those only because
> they happen all the time anyway. Neither seems like it should be relevant.
>
> BTW, I'm not normally on this list, and I'm not much of a kernel guy. Please
> be patient with me. :)
>
> -s
>
>
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>
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