Fallback environment in barebox

[Boaz Ben-David]

Great, thanks!

Boaz.

On Mon, 2011-02-28 at 07:50 +0200, Baruch Siach wrote:
> Hi Boaz,
> 
> On Sun, Feb 27, 2011 at 12:09:59PM +0200, Boaz Ben-David wrote:
> > Sounds great.
> > 
> > Is there any documentation on how to "register" environments?
> 
> What Juergen meant to say is "register partitions named env0, env1, ...". The 
> barebox startup code then automatically picks the first valid environment 
> partition.
> 
> To register partitions (with bad blocks awareness) use devfs_add_partition() 
> and then dev_add_bb_dev(). grep for "env0" under arch/ for many examples.
> 
> baruch
> 
> > On Sun, 2011-02-27 at 10:50 +0100, Juergen Beisert wrote:
> > > Boaz Ben-David wrote:
> > > > We want to implement a mechanism in barebox to use two environment
> > > > partitions.
> > > > i.e. when barebox boots it will go to the first by default and try to
> > > > use it. If for some reason it fails
> > > > it will boot with the second one.
> > > >
> > > > What is the best way to implement this in barebox and did anyone do it
> > > > already?
> > > 
> > > AFAIR a mechanism like this is already present in barebox. It tries the first 
> > > environment, checks its CRC and if it fails it tries the next, if one exists.
> > > Just register env0, env1, .....
> 
> -- 
>                                                      ~. .~   Tk Open Systems
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