[U-Boot] [PATCH 0/3] sunxi: Fix boot of Cubietruk and al.

[Maxime Ripard]

On Fri, Oct 20, 2017 at 04:33:57PM -0500, Dennis Gilmore wrote:
> El jue, 19-10-2017 a las 16:58 +0200, Maxime Ripard escribió:
> > On Thu, Oct 19, 2017 at 03:42:11PM +0100, Andre Przywara wrote:
> > > Hi,
> > > 
> > > On 19/10/17 14:24, Maxime Ripard wrote:
> > > > On Thu, Oct 19, 2017 at 02:03:55PM +0100, Andre Przywara wrote:
> > > > > Hi,
> > > > > 
> > > > > On 19/10/17 09:26, Maxime Ripard wrote:
> > > > > > Hi,
> > > > > > 
> > > > > > Most featureful boards, such as the Cubietruck, have been
> > > > > > broken since
> > > > > > the release 2017.09.
> > > > > > 
> > > > > > This is due to a size increase of the binary that will trip
> > > > > > us across
> > > > > > the size we've been using in the u-boot-sunxi-with-spl.bin
> > > > > > file.
> > > > > > 
> > > > > > We would have two ways to work around it. The first one would
> > > > > > be to
> > > > > > just increase the offset of the environment. However, since
> > > > > > it would
> > > > > > break all the environments of our users and possibly the
> > > > > > custom
> > > > > > partition scheme that they would have created, it doesn't
> > > > > > really seem
> > > > > > like a smart move.
> > > > > 
> > > > > Is that really such a problem? How many people rely on having
> > > > > their
> > > > > custom environment preserved over an update? (That's an honest
> > > > > question)
> > > > 
> > > > All of them, I guess. In your U-boot upgrade script, do you do a
> > > > 'env
> > > > default -a; saveenv' all the time ?
> > > > 
> > > > I know I don't.
> > > 
> > > Well, I never use the saved environment and always expected some
> > > user or
> > > board specific environment to come from some file (boot.scr or
> > > something
> > > loaded via TFTP). But that's just my personal use, hence I was
> > > asking.
> > 
> > Well, even if you want to boot to tftp, you'll need to have some
> > setup
> > to do, even just to use a different server IP, and that will be in
> > the
> > environment.
> 
> I personally just use pxe boot

It's not really about what personally you use, but what any user can
use.

> dhcp
> pxe get
> pxe boot
> and pick the right option. nothing needed on the client side.

It has the assumption that the DHCP server is setup properly, which
might or might not be the case, especially when it comes to the server
option being there and valid.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 801 bytes
Desc: not available
URL: <http://lists.denx.de/pipermail/u-boot/attachments/20171023/62cd6bbd/attachment.sig>