[PATCH 0/2] arm/arm64: Detect Xen support earlier
Ard Biesheuvel
ard.biesheuvel at linaro.org
Thu Feb 12 03:27:39 PST 2015
On 12 February 2015 at 14:34, Julien Grall <julien.grall at linaro.org> wrote:
> Hello,
>
> This small patch series move the detection of running on Xen earlier. This is
> required in order to support earlyprintk via Xen and selecting the preferred
> console.
>
> Ard, the patch to move the call earlier (see #2) differed from the one I sent
> you privately mostly because it's not possible to translate an IRQ before the
> GIC has been initialized.
>
> Let me know if it works for you.
>
I have tested these patches with my preferred console patch on top,
and it results in console output without having to pass 'console=hvc0'
on the command line.
I didn't check anything else, nor do I have enough of a clue about Xen
to notice anything else out of the ordinary
So FWIW,
Tested-by: Ard Biesheuvel <ard at linaro.org>
> Sincerely yours,
>
> Julien Grall (1):
> arm/xen: Correctly check if the event channel interrupt is present
>
> Stefano Stabellini (1):
> arm,arm64/xen: move Xen initialization earlier
>
> arch/arm/include/asm/xen/hypervisor.h | 8 +++++
> arch/arm/kernel/setup.c | 2 ++
> arch/arm/xen/enlighten.c | 58 +++++++++++++++++++++--------------
> arch/arm64/kernel/setup.c | 2 ++
> 4 files changed, 47 insertions(+), 23 deletions(-)
>
> --
> 2.1.0
>
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