[PATCH] riscv: Add initial Xen guest support for RISC-V

[Milan Đokić]

On Tue, Jan 14, 2025 at 5:41 PM Anup Patel <anup at brainfault.org> wrote:
>
> On Tue, Jan 14, 2025 at 9:41 PM Milan Djokic <milandjokic1995 at gmail.com> wrote:
> >
> > From: Slavisa Petrovic <Slavisa.Petrovic at rt-rk.com>
> >
> > This patch introduces initial support for running RISC-V as a Xen guest.
> > It provides the necessary infrastructure and stubs for Xen-specific
> > operations. Key changes include:
> >
> > - Modifications to the RISC-V kernel to integrate Xen-specific hypercalls
> >   and interfaces, with function implementations stubbed for future work.
> > - Introduction of Xen-specific headers for RISC-V, including event
> >   handling, hypervisor interaction, and page management. Functions are
> >   defined but not yet implemented.
> > - Stub implementations for memory management, grant tables, and context
> >   switching in the Xen environment, allowing further development and
> >   integration.
> >
> > Signed-off-by: Milan Djokic <Milan.Djokic at rt-rk.com>
> > Signed-off-by: Slavisa Petrovic <Slavisa.Petrovic at rt-rk.com>
>
> A single patch with many changes is hard to review.
>
> Please convert this patch into a series with smaller patches.
> Also, include a cover letter in the series explaining how to
> test Xen on RISC-V.
>
> Regards,
> Anup
>
Hello Anup,

We're currently working on patch breakdown in smaller logical parts.
Will be converted into patch series in the next revision.

BR,
Milan