From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peng Fan <peng.fan@nxp.com>
Date: Wed, 22 May 2019 02:56:20 +0000
Subject: [U-Boot] [PATCH 4/6] spl: mmc: support loading i.MX container
	format file
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References: <20190507130554.4598-1-peng.fan@nxp.com>
 <20190507130554.4598-5-peng.fan@nxp.com>
 <CAPnjgZ3uU75q8k70W7JMpKm-bDUP8acT6Lxu9-Y_0hK5j7b=tA@mail.gmail.com>
 <AM0PR04MB44818D469F77533473815C6588060@AM0PR04MB4481.eurprd04.prod.outlook.com>
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Simon,

> Subject: RE: [PATCH 4/6] spl: mmc: support loading i.MX container format file
> 
> Hi Simon,
> 
> > Subject: Re: [PATCH 4/6] spl: mmc: support loading i.MX container
> > format file
> >
> > Hi Peng,
> >
> > On Tue, 7 May 2019 at 06:52, Peng Fan <peng.fan@nxp.com> wrote:
> > >
> > > i.MX8 only support AHAB secure boot with Container format image, we
> > > could not use FIT to support secure boot, so introduce container
> >
> > Why not FIT?
> 
> Actually before we implement secure boot, we use FIT image, however
> i.MX8 only support i.MX container format image for secure boot, The chip will
> verify the container image when secure boot. It could not recognize FIT image.
> So we have to drop FIT image.
> 
> >
> > > support to let SPL could load container images.
> >
> > What is a container image? Can you please point to documentation?
> 
> Sadly, there is no public reference manual. There is a doc that has a bit of
> information. https://community.nxp.com/docs/DOC-343178

https://www.nxp.com/docs/en/reference-manual/IMX8DQXPRM.pdf
Chapter 5.9.4 High Level Container Format

Thanks,
Peng.

> 
> Thanks,
> Peng.
> 
> >
> > >
> > > Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
> > > Cc: Tien Fong Chee <tien.fong.chee@intel.com>
> > > Cc: York Sun <york.sun@nxp.com>
> > > Cc: Marek Vasut <marex@denx.de>
> > > Cc: Alex Kiernan <alex.kiernan@gmail.com>
> > > Cc: Simon Glass <sjg@chromium.org>
> > > Cc: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
> > > Cc: Kever Yang <kever.yang@rock-chips.com>
> > > Cc: Heiko Schocher <hs@denx.de>
> > > Signed-off-by: Peng Fan <peng.fan@nxp.com>
> > > ---
> > >  common/spl/spl_mmc.c | 10 ++++++++++
> > >  include/spl.h        | 12 ++++++++++++
> > >  2 files changed, 22 insertions(+)
> >
> > Regards,
> > Simon