Re: [PATCHv2 4/5] fwu: DeveloperBox: add support for FWU

Jassi Brar
2022-10-04T02:54:01Z

On Mon, Oct 3, 2022 at 9:44 PM AKASHI Takahiro
<takahiro.akashi@linaro.org> wrote:
> On Mon, Oct 03, 2022 at 09:00:35PM -0500, Jassi Brar wrote:

> > > My question is why you use a single capsule (FIP) in A/B update while you use
> > > three separate capsule files in normal case.
> > >
> > We think it is cleaner to not tie up boot binaries at fixed offsets in
> > storage, so all CA53 boot assets are now in one parseable FIP image.
> > Secondly, and personally, I think there is no real usecase of more
> > than one image per bank - that will be too fragile and complicated to
> > manage.
>
> If so, my point is why not use a single capsule in normal case (a single bank
> in another word) as well?
>
for historical/legacy reasons.