Re: [Xen-devel] xen/arm: Bootwrapper update to support PSCI and GICv3

[Christoffer Dall <christoffer.dall@xxxxxxxxxx>]

On Mon, Nov 10, 2014 at 12:34 PM, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> On Thu, 2014-11-06 at 12:48 +0000, Julien Grall wrote:
>> Hello all,
>>
>> I've been working on updating our aarch64 bootwrapper
>> to support new feature such as PSCI and GICv3.
>>
>> Rather than porting the feature from the Linux bootwrapper [1].
>> I've added support of Xen on top of the Linux repo.
>>
>> Below an example to configure bootwrapper with GICv3 and PSCI for
>> the foundation model:
>>
>> 42sh> ./configure --host=aarch64-linux-gnu            \
>> --with-kernel-dir=$HOME/linux-build/aarch64   \
>> --with-dtb=$HOME/arm-trusted-firmware/fdts/fvp-foundation-gicv3-psci.dtb \
>> --with-cmdline="console=hvc0 earlycon=pl011,0x1c090000 init=/root/init.sh 
>> root=/dev/vda" \
>> --enable-psci --with-xen-cmdline="dtuart=serial0 console=dtuart 
>> no-bootscrub"          \
>> --with-xen="$HOME/xen" --enable-gicv3
>> 42sh> make
>>
>> Make will produce a xen-system.axf which is the image used to boot
>> Xen on the model.
>>
>> The branch with the new version is:
>> git://xenbits.xen.org/people/julieng/boot-wrapper-aarch64.git branch xen
>>
>> Ian, can you update your repo with this new version?
>
> FWIW I've been happily using
> https://git.linaro.org/people/christoffer.dall/boot-wrapper-aarch64.git/shortlog/refs/heads/xen-psci-support
>  at 7e702c7892d0965f459a61d36e4c8f1a9d6ee6df plus the following fixup (which 
> I've been remiss in not sending out).

can you send this to me as a proper patch, then I'll include it in my
tree and test this out and send a patch set upstream?

>
> Given that we are now in a state where the patches appear to be nicely
> in keeping with the wrapper's architecture and therefore potentially
> upstreamable I'd like to at least have that conversation with the
> maintainers (probably via a patch set submission) before we carry on
> with a fork.
>
Agreed.

-Christoffer

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