TL-WN722N support on FreeBSD.

atar atar.yosef at gmail.com
Tue Aug 26 11:31:32 UTC 2014


Ok, I've understood the point. So probably there's no way to use this popular TP-LINK dongle with FreeBSD. Disappointed.

> On Tue, 26 Aug 2014 10:32:24 +0300, atar wrote:
>> Now, my question is, since the above mentioned device is supported
>> by Linux via a special atheros firmware module, and since FreeBSD
>> provides a Linux virtualization, will this device work on a FreeBSD
>> system by its Linux virtualization capability?
> 
> Probably this won't work. The Linux support in FreeBSD is in the
> form of an ABI, an alternative binary interface. This allows
> Linux _programs_ to make Linux system calls which are then
> "translated" into BSD system calls. This happens in user space,
> the "layer" in which programs are running. Device drivers, on
> the other hand, do not operate in this "layer", they are very
> tightly connected to the system kernel, using its interfaces.
> As FreeBSD's kernel space is very different from Linux's kernel
> space, the driver probably cannot be used 1:1. A rewrite would
> be required (or at last some major adjustments).
> 
> 
> -- 
> Polytropon
> Magdeburg, Germany
> Happy FreeBSD user since 4.0
> Andra moi ennepe, Mousa, ...


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