[SLOF] [PATCH qemu v3] RFC: ppc/spapr: Receive and store device tree blob from SLOF

[David Gibson]

On Mon, Jan 08, 2018 at 07:35:43PM +1100, Alexey Kardashevskiy wrote:
> On 03/01/18 11:09, David Gibson wrote:
> > On Tue, Jan 02, 2018 at 05:13:09PM +1100, Alexey Kardashevskiy wrote:
> >> On 11/12/17 17:20, Alexey Kardashevskiy wrote:
> >>> On 09/11/17 17:38, David Gibson wrote:
> >>>> On Tue, Nov 07, 2017 at 06:14:04PM +1100, Alexey Kardashevskiy wrote:
> >>>>> On 20/10/17 11:46, Alexey Kardashevskiy wrote:
> >>>>>> On 19/10/17 17:24, David Gibson wrote:
> >>>>>>> On Tue, Oct 17, 2017 at 04:55:03PM +1100, Alexey Kardashevskiy wrote:
> >>>>>>>> On 16/10/17 20:36, David Gibson wrote:
> >>>>>>>>> On Mon, Oct 16, 2017 at 04:20:04PM +1100, Alexey Kardashevskiy
> >>>>>>>> wrote:
> >>>>>>> [snip]
> >>>>>>>>> ||
> >>>>>>>>>
> >>>>>>>>> Yeah.. this is all a bit complicated, I'm really thinking about a
> >>>>>>>>> fdt_fsck() function for libfdt.
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> Oh. So what now? Do as below or wait for libdtc update?
> >>>>>>>
> >>>>>>> So I started hacking on this.  It's a bit fiddlier to get right than I
> >>>>>>> anticipated.  How about you make a placeholder function to "test" the
> >>>>>>> tree for now, with a comment that it will be updated once the libfdt
> >>>>>>> extensions are there.
> >>>>>>
> >>>>>> What would the placeholder do? Nothing or my proposed "FDT_CHK" thingy?
> >>>>>>
> >>>>>> Are we in a hurry with this one at all, or I can wait till libfdt gets this
> >>>>>> fsck()?
> >>>>>
> >>>>>
> >>>>> Ping?
> >>>>>
> >>>>> This is not v2.11 material, is it?
> >>>>
> >>>> Not at this stage, no.
> >>>>
> >>>> I've started looking at writing the fdt_fsck() thing, but got
> >>>> sidetracked by a bunch of related fixes to safety of handling
> >>>> corrupted blobs in libfdt.
> >>>
> >>> Please let me know when I can repost the "
> >>> ppc/spapr: Receive and store device tree blob from SLOF" again. Thanks.
> >>
> >>
> >> Still to early to repost?
> > 
> > No.
> 
> 
> I looked at the recent libfdt (from qemu tree, sha1  e543880, v1.4.6) and
> could not find fdt_fsck() or similar, and I was waiting for this really,
> have I missed something?

Oh, right, yeah, I haven't had time to look at that again.

-- 
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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