From: Peng Fan <peng.fan@nxp.com>
To: Roman Shaposhnik <roman@zededa.com>,
Xen-devel <xen-devel@lists.xenproject.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
Julien Grall <julien@xen.org>,
Nataliya Korovkina <malus.brandywine@gmail.com>
Subject: RE: UEFI support in ARM DomUs
Date: Thu, 4 Jun 2020 01:57:18 +0000 [thread overview]
Message-ID: <DB6PR0402MB276072324DC3E1E9BD9A96BE88890@DB6PR0402MB2760.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <CAMmSBy9R57ntWmzNZDvwcvJM1f1wwD7ogWvCshipAcPX4x-TmQ@mail.gmail.com>
Grall <julien@xen.org>;
> Nataliya Korovkina <malus.brandywine@gmail.com>
> Subject: UEFI support in ARM DomUs
We have made U-Boot run inside XEN DomU, but just only PV console part,
not implement other frontend drivers currently. Would this help for your
case if enable EFI in U-Boot?
Regards,
Peng.
>
> Hi!
>
> with a lot of help from Stefano, we're getting RPi4 support in Project EVE
> pretty much on par between KVM and Xen.
>
> One big area that still remains is supporting UEFI boot sequence for DomUs.
> With KVM, given the qemu virt device model this is as simple as using either
> stock UEFI build for arm or even U-Boot EFI emulation environment and
> passing it via -bios option.
>
> Obviously with Xen on ARM we don't have the device model so my
> understanding is that the easiest way we can support it would be to port
> UEFI's OvmfPkg/OvmfXen target to ARM (it seems to be currently exclusively
> X64).
>
> So here's my first question: if there's anybody on this list who had a hand in
> implementing OvmfPkg/OvmfXen can you please share your thoughts on how
> much work that port may be (or whether it is even feasible -- I may totally be
> missing something really obvious here).
>
> And as long as I've got your attention: two more questions:
> 1.. compared to the above, would porting pvgrub to ARM be any
> easier or more difficult?
>
> 2. same question for teaching u-boot about PV calls.
>
> Thanks,
> Roman.
>
> P.S. Oh and I guess between:
> 0. OvmfPkg/OvmfXen on ARM64
> 1. pvgrub on ARM64
> 2. u-boot/EFI emulation with PV calls backend I didn't miss any other
> obvious way of making UEFI-aware VM images to boot on Xen ARM64 DomU,
> right?
next prev parent reply other threads:[~2020-06-04 1:57 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-31 22:05 UEFI support in ARM DomUs Roman Shaposhnik
2020-05-31 22:24 ` Julien Grall
2020-06-01 4:11 ` Roman Shaposhnik
2020-06-01 16:12 ` Stefano Stabellini
2020-06-02 22:50 ` Roman Shaposhnik
2020-06-04 16:58 ` George Dunlap
2020-06-03 10:16 ` Julien Grall
2020-06-04 1:57 ` Peng Fan [this message]
2020-06-04 15:26 ` Oleksandr Andrushchenko
2020-06-04 15:31 ` Stefano Stabellini
2020-06-04 16:50 ` Roman Shaposhnik
2020-06-15 1:58 ` Peng Fan
2020-06-18 5:22 ` Oleksandr Andrushchenko
2020-06-18 14:50 ` Julien Grall
2020-06-18 22:00 ` Stefano Stabellini
2020-06-18 22:49 ` Julien Grall
2020-06-19 12:32 ` Oleksandr Andrushchenko
2020-06-19 12:47 ` Julien Grall
2020-06-19 12:51 ` Oleksandr Andrushchenko
2020-06-19 12:59 ` Julien Grall
2020-06-19 13:06 ` Oleksandr Andrushchenko
2020-06-19 13:15 ` Julien Grall
2020-06-19 13:29 ` Oleksandr Andrushchenko
2020-06-22 13:56 ` Oleksandr Andrushchenko
2020-06-22 14:23 ` Julien Grall
2020-06-19 13:16 ` Peng Fan
2020-06-19 13:31 ` Oleksandr Andrushchenko
2020-06-19 20:02 ` Stefano Stabellini
2020-06-22 14:04 ` Oleksandr Andrushchenko
2020-06-22 14:27 ` Julien Grall
2020-06-22 14:33 ` Oleksandr Andrushchenko
2020-06-22 17:49 ` Julien Grall
2020-06-23 1:20 ` Stefano Stabellini
2020-06-23 5:31 ` Oleksandr Andrushchenko
2020-06-24 6:14 ` Oleksandr Andrushchenko
2020-06-24 7:07 ` Peng Fan
2020-06-24 7:17 ` Oleksandr Andrushchenko
2020-06-24 7:26 ` Peng Fan
2020-06-24 7:38 ` Oleksandr Andrushchenko
2020-06-24 17:05 ` Stefano Stabellini
2020-06-24 19:31 ` Oleksandr Andrushchenko
2020-06-24 19:47 ` Stefano Stabellini
2020-06-19 7:04 ` Oleksandr Andrushchenko
2020-06-04 15:38 ` Julien Grall
2020-06-04 16:27 ` Stefano Stabellini
2020-06-04 16:34 ` Julien Grall
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