From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from out4.bezeqint.net ([192.115.188.213]) by canuck.infradead.org with esmtp (Exim 4.72 #1 (Red Hat Linux)) id 1Pty9j-0007SW-6p for barebox@lists.infradead.org; Mon, 28 Feb 2011 08:08:36 +0000 From: Boaz Ben-David Date: Mon, 28 Feb 2011 10:08:00 +0200 Message-ID: <39A4B204C321D34DA3490E3B119D5A6C68C006F898@SBS2008.wellsense.local> References: <39A4B204C321D34DA3490E3B119D5A6C68C006F893@SBS2008.wellsense.local> <201102271050.48537.jbe@pengutronix.de> <39A4B204C321D34DA3490E3B119D5A6C68C006F894@SBS2008.wellsense.local> <20110228055040.GC2667@jasper.tkos.co.il> In-Reply-To: <20110228055040.GC2667@jasper.tkos.co.il> Content-Language: en-US MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: Fallback environment in barebox To: "baruch@tkos.co.il" Cc: Udi Ron , Itai Raab , "barebox@lists.infradead.org" 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 > =}------------------------------------------------ooO--U--Ooo------------{= > - baruch@tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il - _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox