[U-Boot] Unified u-boot feature set for simpler distro support

[Dennis Gilmore]

On Fri, 09 Aug 2013 22:35:08 -0600
Stephen Warren <swarren at wwwdotorg.org> wrote:

> On 08/09/2013 05:00 PM, Stephen Warren wrote:
> > On 08/09/2013 04:49 PM, Wolfgang Denk wrote:
> >> Dear Stephen Warren,
> >>
> >> In message <52056B16.7050102 at wwwdotorg.org> you wrote:
> >>>
> >>> There's also the possibility of chain-loading e.g. Grub from
> >>> U-Boot, which I think would satisfy at least some of your
> >>> desires, although there would still be a need for U-Boot's
> >>> bootcmd to know to modified to be able to load Grub, and also
> >>> enable e.g. CONFIG_API, so still needs some U-Boot work.
> >>
> >> It appears boot time and increased complexity are no concern to
> >> you?
> > 
> > I don't think this is any different than a BIOS booting grub on x86.
> 
> I suppose one way of addressing this might be for U-Boot to support
> grub.cfg; either by integrating some code from the Grub project or a
> re-implementation.
> 
> This ends up pretty similar to Dennis' original suggestion, but with
> the advantage that that config file format is something already widely
> generated by distros.

the extlinux.conf file is common and widely used, but just with
syslinux and booting optical media.

Dennis