Re: [RFC] Support for Arm CCA VMs on Linux

Itaru Kitayama
2023-02-28T23:35:21Z

On Sat, Jan 28, 2023 at 12:30 AM Jean-Philippe Brucker
<jean-philippe@linaro.org> wrote:
>
> On Fri, Jan 27, 2023 at 11:22:48AM +0000, Suzuki K Poulose wrote:
> > We are happy to announce the early RFC version of the Arm
> > Confidential Compute Architecture (CCA) support for the Linux
> > stack. The intention is to seek early feedback in the following areas:
> > * KVM integration of the Arm CCA
> > * KVM UABI for managing the Realms, seeking to generalise the operations
> > wherever possible with other Confidential Compute solutions.
>
> A prototype for launching Realm VMs with QEMU is available at:
> https://lore.kernel.org/qemu-devel/20230127150727.612594-1-jean-philippe@linaro.org/
>
> Thanks,
> Jean

Hi Jean,
I've tried your series in Real on CCA Host, but the KVM arch init
emits an Invalid argument error and terminates.
I configure it with the aarch64-softmmu target only and built, any
other steps I should worry?

Itaru.

>
>
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