Thanks Peter for your help.

1) do you know where i can find such compiled kernel, and their
corresponding machine type ?

2) regarding sanity check, this might only be the keyboard that is not
configured correctly:
- typing "Ctrl+Alt+3" drives me to QEMU 2.1.2 monitor where keyboards works.
Is there some log/place i should look for to see if keyboard is working or
not ?

Thanks,
Benoit.

On Mon, Mar 30, 2015 at 11:50 PM, Peter Maydell <peter.mayd...@linaro.org>
wrote:

> On 30 March 2015 at 08:24, benoit ROUSSELLE <brousse...@gmail.com> wrote:
> > Dear All,
> >
> > i am running a debian8 amd64 machine and i would like to emulate an:
> > armhf machine with kernel > 3.8 (docker testing)
> >
> > following this: https://gist.github.com/bdsatish/7476239
> > i succeed to have a debian7 (3.2 kernel) working fine, but kernel is too
> > old. It seems kernel cannot be updated from that point.
> >
> > I have tried the same approach with debian8:
> > netboot install, with a vexpress machine (-M vexpress-a9 -cpu cortex-a9)
> :
> > does not start at all.
> > May be because vexpress kernel does not exist in installer for debian8.
> >
> > I am pretty new to arm, and i don't know what is the meaning/relation
> > between vepxress types of machines and arm different architectures.
>
> Basically, for ARM you must use a kernel that has been
> compiled with support for the machine type you're trying to boot
> it on. Otherwise you will typically find that it does not boot
> at all, with no diagnostics.
>
> > my last try with ubuntu trusty armhf port, was a bit better, as machine
> > starts to boot but freeze when asking the first question at installation
> > time:
> > qemu-system-arm -m 1024M -sd armdisk.img -M vexpress-a9 -cpu cortex-a9
> > -kernel ./netboot/vmlinuz -initrd ./netboot/initrd.gz -append
> > "root=/dev/ram"  -no-reboot
>
> If it manages to at least boot then you've got the basic
> config more or less right. I can't shed any light on why
> it's hanging though. Sanity check: this isn't just "keyboard
> and mouse not configured so you can't enter anything at
> the question", is it?
>
> -- PMM
>

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