Re: [Xen-devel] [PATCH v1] earlyprintk configuration for rk3399 boards

[Julien Grall <julien.grall@xxxxxxx>]

On 06/07/18 12:04, Ігор Матущак wrote:
> Hello Julien,
Hi Ihor,

Sorry for the late reply.

> I suppose there is no such documentation, at least I didn't find any.
> Bringing up XEN 4.10.0 on RK3399 is my pet-project.
> My current target board is Ibox3399 
> <https://www.aliexpress.com/item/RK3399-Development-Board-Ibox3399-2GB-DDR3-16GB-EMMC-Six-Core-A72-A53-Mali-T860-GPU-Android6/32816273232.html>
> At the moment I got dom0 running on this board and some test guest 
> domain (both 4.4 kernels).
> Actually no changes made to XEN (except earlyprintk) at the moment, Xen 
> works from the box.
Glad to see Xen booting out of box on RK3399 :).

The alias is only for convience. It would be possible to do the same 
with 8250,0xff1a0000,2.
So instead of that patch, I would suggest to write down a documentation 
for booting Xen on the board and early debugging.
What do you think?

Cheers,

> /BR,/
> /Ihor Matushchak/
>
> 2018-07-06 13:36 GMT+03:00 Julien Grall <julien.grall@xxxxxxx 
> <mailto:julien.grall@xxxxxxx>>:
>     Hello,
>
>     On 04/07/18 21:55, ihor.matushchak@xxxxxxxxxx
>     <mailto:ihor.matushchak@xxxxxxxxxx> wrote:
>
>         From: Ihor Matushchak <ihor.matushchak@xxxxxxxxxx
>         <mailto:ihor.matushchak@xxxxxxxxxx>>
>
>         This patch enables earlyprintk for Rockchip rk3399 based SoC.
>
>     Is there any missing pieces in Xen to boot on Rockchip? I would also
>     quite like to see some documentation how to boot Xen on that platform.
>
>     Cheers,
>
>
>
>         Ihor Matushchak (1):
>             xen:arm:earlyprintk configuration for rk3399 boards
>
>            docs/misc/arm/early-printk.txt | 1 +
>            xen/arch/arm/Rules.mk          | 1 +
>            2 files changed, 2 insertions(+)
>
>
>     -- 
>     Julien Grall
--
Julien Grall

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