[U-Boot] [PATCH v3] ARM: ti: Update layout for MMC and eMMC (env and dfu)

Tom Rini trini at konsulko.com
Fri May 26 18:18:31 UTC 2017


On Wed, May 24, 2017 at 12:08:27PM +0200, Jean-Jacques Hiblot wrote:

> The problems with the current DFU layout are:
> MMC: The space allocated for u-boot is too small for the latest u-boot
>      (>750KB). We need to increase it. eMMC uses a much bigger area (2MB).
> eMMC: region "u-boot.img.raw" overlaps the environment area and the region
>       "spl-os-image.raw".
> both: region "spl-os-image.raw" is quite small and can't handle android
>       kernels
> 
> Fixing this requires growing some regions and moving others.
> Care has been taken to leave some room for further growth of
> "spl-os-args.raw".
> Also the "env" now appears in the dfu so that it's apparent that the
> region is not free space that can be used to grow "u-boot.img.raw".
> The MLO region is 0x100 sectors wide but the 0x100 are unused in case the
> MLO comes too overflow this areas.
> The total space allocated for those raw binaries is 16MB, of which 13+MB
> are reserved for the kernel image.
> 
> Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: Digital signature
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20170526/815a47de/attachment.sig>


More information about the U-Boot mailing list