Re: pi zero

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

On Tue, Aug 06, 2019 at 04:44:35PM +0100, Patrick Welche wrote:
> On Fri, Aug 02, 2019 at 01:09:25PM +0100, Patrick Welche wrote:
> > On Fri, Aug 02, 2019 at 12:50:47PM +0100, Patrick Welche wrote:
> > > On Fri, Aug 02, 2019 at 09:03:17PM +0900, Rin Okuyama wrote:
> > > > Both 9.0_BETA and 9.99.2 boot fine for my Zero W.
> > > 
> > > Sorry for having been imprecise: turns out it is a W
> > > "Raspberry Pi Zero W V1.1"
> > > 
> > > Given that I tried nyftp images to rule out local build issues, it's
> > > interesting that it works for you. I will try again.
> > 
> > Tried again with
> > 
> >   http://nyftp.netbsd.org/pub/NetBSD-daily/HEAD/201908012320Z/evbarm-earmv6hf/binary/gzimg/rpi_inst.img.gz
> > 
> > and got the rainbow. I'll start bissecting...
> 
> It seems I actually have 3 states:
> 
> - rainbow
> - blank screen (and once with a few coloured dots)
> - boot with green kernel messages
> 
> Haven't quite finished the (lengthy) bisection, but at the moment it looks
> like the blank / boot boundary is going to coincide with the appearance
> of dtb files. (I do cp  bcm2835-rpi-zero.dtb bcm2835-rpi-zero-w.dtb
> as part of the process, just in case...)

Those 3 states are time ordered, with the rainbow for the most recent
code.

- rainbow
- blank screen (and once with a few coloured dots)
- boot with green kernel messages

While bisecting, I now have an inconsistent result:

- blank:
commit cc173682f4c141767c5be55de33f9f6005488f25 (refs/bisect/bad)
Author: skrll <skrll%NetBSD.org@localhost>
Date:   Thu Dec 14 14:12:39 2017 +0000

- rainbow! :
commit c36327863bef8432ed9767eb2630dbd3928baf15 (HEAD)
Author: knakahara <knakahara%NetBSD.org@localhost>
Date:   Wed Dec 13 00:27:01 2017 +0000

- good - see console:
commit 5fad2ddc31854fe2571e7bb41f9d9eaedda975b1 (refs/bisect/good-5fad2ddc31854fe2571e7bb41f9d9eaedda975b1)
Author: bouyer <bouyer%NetBSD.org@localhost>
Date:   Sun Dec 10 16:53:32 2017 +0000


Cheers,

Patrick