Re: ARM: How mode change when booting

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Hi,

I recommend that you read the KVM/ARM ASPLOS paper, which was recently
published:
http://www.cs.columbia.edu/~cdall/pubs/asplos019-dall.pdf

-Christoffer

On 25 March 2014 19:48, mail fetch <fetchmail.0104@xxxxxxxxx> wrote:
> Hi, all
>
> I have a question with how mode switching with virtulization extensions.
> What i want to know is that: when start booting, means when execute the
> first instruction, which mode it is in?
> And since kvm_arm module is loaded after kernel boot, so before loading this
> mode, is it in PL1? At this point is the hyp mode existing? What i means is
> that is hyp mode can be turn on/off like VMX on/off?
>
> --
> best regards
> Mail
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