[U-Boot] [PATCH] libfdt: introduce fdt type annotation for use by endian checkers

Kim Phillips
2012-10-30T22:27:34Z

On Tue, 30 Oct 2012 16:24:05 -0600
Stephen Warren <swarren@wwwdotorg.org> wrote:

> On 10/30/2012 03:57 PM, Kim Phillips wrote:
> > Projects such as linux and u-boot run sparse on libfdt. libfdt
> > contains the notion of endianness via usage of endian conversion
> > functions such as fdt32_to_cpu. As such, in order to pass endian
> > checks, libfdt has to annotate its fdt variables as big endian.
> > This patch does that ifdef __CHECKER__ (a symbol sparse defines),
> > for two new fdt types: fdt32_t and fdt64_t, and subsequently
> > silences warnings emitted by sparse when parsing libfdt.
>
> Should libfdt patches be committed to the main dtc repository (which I
> assume is also upstream for libfdt?) rather than U-Boot first?

that's what this is meant to be: a patch for dtc, cc: u-boot, since
it was originally a patch to u-boot's copy. Fyi, dtc sumbission
guidelines dictate To: jdl, Cc: devicetree-discuss...

> Otherwise, if we want to bring in a new libfdt from upstream, that would
> trash all the U-Boot-specific changes in U-Boot's copy of libfdt.

right, this patch is for the dtc. I assume gvb will pull it into
u-boot once it's applied.

Kim