Re: [Buildroot] [PATCH v3 2/2] configs/microchip_mpfs_icicle: add support for Microchip's Icicle Kit

[Thomas Petazzoni via buildroot <buildroot@buildroot.org>]

Hello Jamie,

On Thu, 10 Aug 2023 10:46:30 +0000
<Jamie.Gibbons@microchip.com> wrote:

> THe HSS code is located in eNVM of the Icicle kit for PolarFire SoC and
> built outside of Buildroot.

ACK.

> The HSS paylaod generator which is a host tool to create HSS formatted
> payloads is built by buildroot. This is covered in the microchip-hss-
> payload-generator package. This tool is released under dual MIT/GPLv2+
> licenses.
> https://github.com/polarfire-soc/hart-software-services/blob/master/tools/hss-payload-generator/LICENSE.md
> 
> The HSS payload generator is the only software compnent here that is
> built inside Buildroot. The HSS code and OpenSBI are both built outside
> Buildroot, so their licences are not a concern.
> 
> I hope this clears things up further.

This is all clear.

Can this HSS code + OpenSBI stored in the eNVM be updated by the user?
If it's the case, would it make sense for Buildroot to be able to build
it?

> > Does that make sense in the RISC-V world?  
> 
> After a discussion with colllegues we believe that the above two configs
> should be available when BR2_riscv_g is selected as suggested. This does
> make sense.

Cool, we agree!

> Would you like me to include this change in a patchset to fix the
> configs for the microchip_mpfs_icicle_defconfig or do you want to make
> this update yourself?

Feel free to send a patch set :-)

Thanks a lot!

Thomas
-- 
Thomas Petazzoni, co-owner and CEO, Bootlin
Embedded Linux and Kernel engineering and training
https://bootlin.com
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