loading a simple hypervisor(just prints Hello World) before the linux kernel

[Valdis Kl=?utf-8?Q?=c4=93?=tnieks]

On Wed, 10 Nov 2021 23:38:11 +0500, Mushahid Hussain said:

> I have successfully done so. I can see the Hello World printed to UART by
> two different binaries. What I cannot do is to jump from a binary(let's
> call it a simple hypervisor, which prints Hello World) at EL2 to the
> standard linux kernel at El1.
>
> How would I be able to do so? I have tried the same with standard linux
> kernel and "kept" dtb address in x0, so it can used by the linux kernel.

Hint: Just branching to El1 probably isn't enough.

[/usr/src/linux-next] find Documentation -name booting.rst
Documentation/arm64/booting.rst
Documentation/mips/booting.rst
Documentation/arm/booting.rst
Documentation/xtensa/booting.rst
Documentation/sh/booting.rst
Documentation/translations/zh_CN/mips/booting.rst
Documentation/powerpc/booting.rst

Good luck! :)

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