[RFC PATCH dtc] C-based DT schema checker integrated into dtc

[david@gibson.dropbear.id.au (David Gibson)]

On Thu, Oct 31, 2013 at 03:13:46PM -0600, Stephen Warren wrote:
> On 10/28/2013 04:17 AM, David Gibson wrote:
> > On Fri, Oct 25, 2013 at 03:44:09PM +0100, Stephen Warren wrote:
> >> On 10/25/2013 12:43 AM, Grant Likely wrote:
> >>> On Thu, 24 Oct 2013 22:51:28 +0100, Stephen Warren
> >>> <swarren@wwwdotorg.org> wrote:
> >>>> From: Stephen Warren <swarren@nvidia.com>
> >>>> 
> >>>> This is a very quick proof-of-concept re: how a DT schema
> >>>> checker might look if written in C, and integrated into dtc.
> >>> 
> >>> Thanks for looking at this.
> >>> 
> >>> Very interesting. Certainly an expedient way to start checking
> >>> schemas, and for certain bindings it may be the best approach.
> >>> The downside is it forces a recompilation of DTC to bring in
> >>> new bindings and it isn't a great meduim for mixing schema with
> >>> documentation in the bindings.
> >> 
> >> This approach would certainly require recompiling something. I
> >> threw the code into dtc simply because it was the easiest
> >> container for the demonstration. It could be a separate DT
> >> validation utility if we wanted, although we'd need to split the
> >> DT parser from dtc into a library to avoid code duplication. The
> >> resultant utility could be part of the repo containing the DTs,
> >> so it didn't end up as a separate package to manage.
> >> 
> >> I think the additional documentation could be added as comments
> >> in the validation functions, just like IIRC it was to be
> >> represented as comments even in the .dts-based schema proposals.
> > 
> > Fwiw, I've been starting to do some hacking on the checks code,
> > with a view to making it accomodate the schema stuff better.
> > Branch 'checking' on the kernel.org tree.  In a state of flux, so
> > expect rebases.
> 
> Did you forget to push that? I don't see it in any of:
> git://git.kernel.org/pub/scm/linux/kernel/git/jdl/dtc.git
> git://git.kernel.org/pub/scm/utils/dtc/dtc.git
> git://git.jdl.com/software/dtc.git

Oops.  Thought I'd pushed, but apparently not.  Should be there now
on:
	git://git.kernel.org/pub/scm/utils/dtc/dtc.git

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson
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