From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Vasut Date: Mon, 20 May 2019 03:45:28 +0200 Subject: [U-Boot] [PATCH 4/6] spl: mmc: support loading i.MX container format file In-Reply-To: References: <20190507130554.4598-1-peng.fan@nxp.com> <20190507130554.4598-5-peng.fan@nxp.com> Message-ID: <10a2f560-a6c1-33d2-ea88-4c4d1894e5f1@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 5/20/19 3:30 AM, Peng Fan wrote: > 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 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 Shouldn't it suffice for the SPL to be in this custom format , while the rest of the binaries can be in fitImage ? -- Best regards, Marek Vasut