consider a b43-firmware package like this?

[Kelly Miller]

John W. Linville wrote:
> The "approved" firmware for use with the b43 and b43legacy drivers
> comes from the OpenWRT website, where it is provided as part of larger
> MIPS binaries.  AFAIK Broadcom has never bothered OpenWRT about this,
> yet neither have they offered an explicitly stated license for this
> practice.
>
> The MIPS binaries from the OpenWRT site in turn come from packages
> distributed by wireless AP vendors in order to comply with the GPL.
> The MIPS binaries are pre-compiled in those packages, but they are
> clearly intended to be linked into Linux kernels to run on those APs.
> In my mind, this at least implies intent that it is alright to
> redistribute these binaries.
>   
I know what you mean there; my laptop has a Broadcom-based wireless 
card, and I had to get the firmware.  Incidentally, did you know that 
older Broadcoms still need the stuff produced by the old 
bcm43xx-fwcutter?  Mine does, for example.