Device Tree mailing

[Warner Losh]

On Mar 2, 2014, at 9:38 PM, Julien Grall <julien.grall at linaro.org> wrote:

> 
> 
> On 03/03/14 10:45, Warner Losh wrote:
>> 
>> On Mar 2, 2014, at 7:13 PM, Julien Grall <julien.grall at linaro.org> wrote:
>> 
>>> Hello all,
>>> 
>>> A device tree ML has been created to discuss about binding specification.
>> 
>> Already subscribed a while ago :)
>> 
>>> As discussed on a previous thread [1], FreeBSD device tree binding doesn't always match bindings used by all the boards. It prevents FreeBSD to boot out-of-box (e.g. without a modified DT).
>> 
>> A situation we’d like to correct. I believe the issues from that thread had been
>> corrected (it was a simple bug), and generally we are striving to have the standard
>> DTB work correctly. While we may fall short in a couple of areas, those are
>> simple bugs that should be highlighted.
> 
> I haven't check the FreeBSD for a month now. I saw that Nathan has reworked FDT code since this thread, thanks to him.
> 
> The bug where FreeBSD were not able to deal with #interrupt-cells > 2 seems to be fixed (I haven't had time to verify it).

Cool! If there’s a problem, please let us know… Atmel (my main focus these days for somewhat crazy reasons) uses interrupt-cell == 3,
but I haven’t tested it to know that it works, just that it doesn’t crash right away...

> I think the issue on device enumeration from the DT is still there. I will have to give a try to be sure.

Yea, there still might be ordering issues there. We’re working on a possible solution to that which works for Atmel and should work for others.

Warner

>>> It might be interested to have some people from BSD on this mailing list.
>> 
>> Yes, the more the merrier.
>> 
>> Warner
>> 
>>> Regards,
>>> 
>>> [1] http://lists.freebsd.org/pipermail/freebsd-xen/2014-January/001974.html
>>> 
>>> 
>>> -------- Original Message --------
>>> Subject: [Fwd: New mailing lists]
>>> Date: Wed, 12 Feb 2014 16:26:57 +0000
>>> From: Ian Campbell <Ian.Campbell at citrix.com>
>>> Organisation: Citrix Systems, Inc.
>>> To: Julien Grall <julien.grall at citrix.com>
>>> 
>>> Can you forward this to whoever @ NetBSD you think might be interested?
>> 
>> Is NetBSD going to start using FDT now?
> 
> Good question, I think Ian meant FreeBSD here. ;)
> 
> -- 
> Julien Grall