On Wed, Aug 7, 2013 at 4:47 PM, Adam Goode <adam(a)spicenitz.org>
> Was there ever a resolution to this? I am happy to file a bug in the
> chromium tracker to get this looked at, if needed.
None that I'm aware of but if you could file a bug in the chromium
tracker that would be fab.
Well it is possible to get KVM running on the Chromebook, it isn't
perfect but it does work (somethings will be dropped - suspend/resume
to name one).
To give it a whirl you should read
I've not looked at integrating the changes into a distro, but there's
no reason one couldn't use it as a starter for 10.
> On Fri, Jul 5, 2013 at 12:16 PM, Richard W.M. Jones <rjones(a)redhat.com> wrote:
>> On Fri, Jul 05, 2013 at 11:30:01AM -0400, Jon Masters wrote:
>>> On 07/05/2013 05:07 AM, Richard W.M. Jones wrote:
>>> > On Wed, Jul 03, 2013 at 11:59:28AM -0500, Jon wrote:
>>> >> I'm pleased to announce the availability of Fedora 19 for the
>>> >> Chromebook featuring ARM Exynos dual core A15 processor.
>>> > Sorry to slightly hijack this thread. I will try your remix later.
>>> > Reading the comments on https://lwn.net/Articles/557132/#Comments
>>> > it seems as if the news on KVM on the Chromebook is not good. It
>>> > doesn't boot into HYP mode, and there's no way to make it boot
>>> > HYP mode, so KVM won't be supported. Is that right?
>>> That's roughly what I'd expect to be the case. There might be a
>>> U-Boot someone has hacked that does enable HYP mode, but otherwise I
>>> suspect you're out of luck. I'll ask around during Linaro Connect.
>> I asked about this on #kvm-arm earlier today and got this long reply:
>> 11:58 < rwmjones> I'm reading a comment here:
>> 11:58 < rwmjones> https://lwn.net/Articles/557561/
>> 11:58 < rwmjones> which suggests that KVM on the Samsung Chromebook 2012
(ARM A15 version) isn't possible because the
>> bootloader doesn't boot into HYP mode
>> 11:58 < rwmjones> is this true? if so is there a way around it?
>> 11:59 < pm215> IIRC the bootloader gets control in secure-SVC
>> 11:59 < pm215> it is from there possible to get to NS-HYP
>> 11:59 < pm215> it's just that the stock bootloader doesn't do this
before booting the kernel
>> 11:59 < rwmjones> so what's involved in making it work?
>> 11:59 < pm215> somebody needs to write some code and get it into the
>> 12:00 < rwmjones> ok, and the bootloader can be replaced (next comment down
suggests this requires soldering)?
>> 12:01 < pm215> I believe this to be true, though I don't have a
>> 12:01 < pm215> I think you get the google bootloader to chain boot some
other bootloader which you do have control of, and then
>> that can actually boot your os
>> 12:02 < suihkulokki> or maybe we could just prepend some code in front of
the kernel zimage that switches to HYP mode?
>> 12:02 < pm215> nope
>> 12:02 < suihkulokki> damn
>> 12:02 < pm215> we spent quite a long time being very firm that the ABI here
is "bootloader's job to get this right"
>> 12:03 < pm215> there are some u-boot patches currently going through code
review to do the go-to-hyp-mode thing properly for
>> 12:03 < pm215> hopefully if they get upstream it will be more
straightforward to say "ok, I have $other-board and it needs to
>> do this too"
>> 12:05 < apritzel> which would require that the Chromebook u-boot support is
upstream as well
>> 12:05 < apritzel> AFAIK this is not the case currently
>> [There's more of this, but that seems to cover the main points]
>> Reading around this, it does seem as if it's possible to get from
>> secure SVC to HYP (although not easy).
>> Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
>> virt-top is 'top' for virtual machines. Tiny program with many
>> powerful monitoring features, net stats, disk stats, logging, etc.
>> arm mailing list
> arm mailing list
arm mailing list