Genode on i.MX6Q Sabre Lite

[Yevgeny Lavrov]

Hi Stefan, Martin,

Thank you for your suggestions. Switching from .elf to uImage for Wandboard
Quad actually did the trick, and now I can observe serial output. This is
interesting, bootelf never failed me before.

On Wed, Nov 8, 2017 at 3:06 PM, Martin Stein <martin.stein at ...1...>
wrote:

> Hi Yevgeny, Stefan,
>
> Am 08.11.2017 um 11:29 schrieb Stefan Kalkowski:
> > Actually, I have no idea why the HW kernel should not work for you. We
> > test it all night, and currently _all_ tests for HW on Wandboard are
> > green. I can confirm the trouble you experience with init.run and
> > bomb.run on top of sel4. I think there exist resource limitations
> > regarding Genode/Sel4 that lead to those problems.
> >
> > The only difference in between your setup, and our nightly test scenario
> > is that we use u-boot's "uImage" format and the "bootm" command instead
> > of the "bootelf" command, because the latter is not enabled in most
> > pre-installed u-boot variants. You can produce a ready to use uImage
> > when adding the following run-tool option to your "etc/build.conf":
> >
> >   RUN_OPT += --include image/uboot
> >
> > I should wonder if it makes any difference to boot the uImage instead of
> > the ELF image, but maybe you can give it a try.
>
> Might it be that the u-boot versions differ and therefore the
> pre-Genode hardware/uart initialization causes troubles with HW?
>
> Martin
>
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