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Date: Sat, 31 Jan 2009 19:06:28 -0800
From: Alfred Perlstein <alfred@freebsd.org>
To: Andrew Thompson <thompsa@FreeBSD.org>
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Cc: freebsd-usb@freebsd.org
Subject: Re: USB2 patches
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I'll defer to Hans if he feels confident or not about this.

For what it's worth, we're about to switch GENERIC to use
usb4bsd.

-Alfred

* Andrew Thompson <thompsa@FreeBSD.org> [090131 15:20] wrote:
> Hi,
> 
> 
> I have several patches in my svn user branch that I would like to see
> committed to HEAD. Some of these change the usb2 core code so I am
> interested in feedback or shootdowns. I am right behind the change to
> USB2 and this is an effort to help. 
> 
> The patch can be found here,
>  http://people.freebsd.org/~thompsa/usb_head1.diff
>  73 files changed, 9229 insertions(+), 13261 deletions(-)
> 
> but its rather large so it may be easier to look at the various changes
> via the svn web interface.
> 
> http://svn.freebsd.org/viewvc/base/user/thompsa/usb/
> 
> 
> r187750
>   http://svn.freebsd.org/viewvc/base?view=revision&revision=187750
> 
>   Change over to using taskqueue(9) instead of hand rolled threads and
>   the config_td system. This removes the config_td code and makes the
>   API much simpler to use.
> 
> r187751, r187752, r187753, r187754, r187755, r187756
>   http://svn.freebsd.org/viewvc/base?view=revision&revision=187751
> 
>   Change over to usb2_proc w/ taskqueues for the usb2/ethernet,
>   usb2/serial and usb2/wlan code.
> 
> r187965
>   http://svn.freebsd.org/viewvc/base?view=revision&revision=187965
> 
>   Move most of the ifnet logic into the usb2_ethernet module, this includes,
>    - make all usb ethernet interfaces named ue%d
>    - handle all threading in usb2_ethernet
>    - provide default ioctl handler
>    - handle mbuf rx
>    - provide locked callbacks for init,start,stop,etc
> 
>   The drivers are not much more than data pushers now.
> 
> 
> regards,
> Andrew

-- 
- Alfred Perlstein