Re: [PATCH 0/2] target/arm: Implement Cortex Neoverse-V1

[Marcin Juszkiewicz]

W dniu 4.07.2023 o 16:54, Philippe Mathieu-Daudé pisze:
> On 4/7/23 15:35, Marcin Juszkiewicz wrote:
> > W dniu 4.07.2023 o 15:06, Peter Maydell pisze:
> >
> > > This patchset implements the Cortex Neoverse-V1 CPU type, as a
> > > representative Armv8.3 (+ some extras from 8.4) CPU matching real
> > > hardware.  The main thing we were waiting for to be able to define
> > > this was FEAT_LSE2, and that is now supported.
> >
> > Now I can add "reach SBSA level 4" to todo list as it requires v8.3 
> > cpu (I do not count 'max' cpu type).
>
> Do we need to introduce machine variants, such sbsa-lvl3-ref and
> sbsa-lvl4-ref? Or simply sbsa-level3/sbsa-level4?

No such combinations. The plan for sbsa-ref is to have only one platform.

Version of platform is exported in DeviceTree already. TF-A reads it and 
exports via SMC call to EDK2. What changes between versions is present 
in documentation.