RE: Xen - i.MX8QM vs i.MX8MQ

[Peng Fan <peng.fan@xxxxxxx>]

> Subject: Re: Xen - i.MX8QM vs i.MX8MQ
> 
> (+ Peng)

Thanks for adding me.

> 
> On 26/03/2021 18:11, Rajagopal Aravindan wrote:
> > Hello All,
> 
> Hi,
> 
> > Greetings !
> >
> > I came across a few links saying Xen is supported on NXP's i.MX8QM.
> > But, I don't see any such thing for i.MX8MQ and people only talking
> > about jailhouse hypervisor for MQ. [1]
> >
> > Can someone here clarify whether i.MX8MQ h/w is NOT compatible with
> > Xen or the required piece of s/w is yet to be upstreamed to Xen ?

i.MX8MQ could use XEN hypervisor, but note that there is no SMMU in this
chip.

There were people trying to upstream this SoC in community, you should
be able to find patches for 8MQ or 8MM.

We not see customers requesting xen for i.MX8M*, not sure your usecases.

Regards,
Peng.

> 
> I have seen users that are successfuly booting Xen on i.MX8, although they are
> not directly using Xen Project tree but one provided by code aurora NXP (see
> [1]).
> 
> AFAIK, there might be some missing pieces in the Xen Project tree for that
> board. I am not sure whether this is just to take full of advantage of board.
> 
> I have CCed Peng who might be able to provide support.
> 
> Cheers,
> 
> [1]
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fsource
> .codeaurora.org%2Fexternal%2Fimx%2Fimx-xen%2F&data=04%7C01%7
> Cpeng.fan%40nxp.com%7Cc60e9b08fe0949c6654608d8f0851e15%7C686ea1
> d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637523801815383189%7CUn
> known%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6I
> k1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=7dIXYtfNCOAGNEsVMayTa
> 5ddXkCwewnkLVUMjg4wVt8%3D&reserved=0
> 
> --
> Julien Grall