Re: [DistroKit] [PATCH v1 2/5] v8a: images: imx8m: add barebox state partition

["Jan Lübbe" <jlu@pengutronix.de>]

On Thu, 2024-01-11 at 16:01 +0100, Leonard Göhrs wrote:
> Having a place to store state allows us to use RAUC on i.MX8M based boards.
> 
> Signed-off-by: Leonard Göhrs <l.goehrs@pengutronix.de>
> ---
>  configs/platform-v8a/config/images/imx8m.config | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/configs/platform-v8a/config/images/imx8m.config b/configs/platform-v8a/config/images/imx8m.config
> index 59cdac1..fcb3c07 100644
> --- a/configs/platform-v8a/config/images/imx8m.config
> +++ b/configs/platform-v8a/config/images/imx8m.config
> @@ -9,8 +9,13 @@ image @IMAGE@ {
>                 in-partition-table = false
>                 holes = {"(440; 32K)"}
>         }
> -       partition root-A {
> +       partition barebox-state {
>                 offset = 2M
> +               size = 1M

There's no need to use 1MB for the state partition, a few sectors should be
enough (i.e. 32KB).

> +               partition-type-uuid = 4778ed65-bf42-45fa-9c5b-287a1dc4aab1 # barebox-state
> +               image = /dev/null
> +       }
> +       partition root-A {

Keep the root-A partition @ 2M and add a small state partition before the
rootfs.

>                 image = "root.ext2"
>                 partition-type-uuid = b921b045-1df0-41c3-af44-4c6f280d3fae
>         }

Similar to the rock3a.config, we should have a barebox env partition as well.

Jan
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