Re: Starting raspi3 machine at EL2 or EL3

[Alex Bennée]

Rodolphe Lepigre <lepigre@mpi-sws.org> writes:

> Dear QEMU users mailing list,
>
> I have been spending a bit of time experimenting with the emulation
> of a Raspberry Pi 3 computer using QEMU (version  6.1.0) by running
> the following command.
>
> $> qemu-system-aarch64 -M raspi3 -nographics -kernel kernel8.img
>
> After booting the machine, the cores are running at exception level
> 1 (i.e., EL1), and I was not able to find a way to make it start at
> EL2 (or EL3) instead. Is that at all possible? And if yes, how?

If you use -bios it should load at a higher exception level. Currently
only the virt board supports the "virtualization" and "secure" machine
properties that allow a kernel to be directly booted at the elevated
exception levels.

>
> Thanks!
>
> Cheers,
> Rodolphe.


-- 
Alex Bennée