From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Warren Date: Tue, 06 Aug 2013 09:50:45 -0600 Subject: [U-Boot] [PATCH] wandboard: add pxe support, set default boot command like highbank In-Reply-To: <20130806113751.957DA380DF0@gemini.denx.de> References: <1374786812-32303-1-git-send-email-dgilmore@fedoraproject.org> <51FA221D.5090006@denx.de> <51FA9891.9040000@gmail.com> <51FB786E.4010908@denx.de> <20130805052933.59F9B380495@gemini.denx.de> <20130806113751.957DA380DF0@gemini.denx.de> Message-ID: <52011B55.3000506@wwwdotorg.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 08/06/2013 05:37 AM, Wolfgang Denk wrote: > Dear Rob Herring, > > In message you wrote: >> >>> Why would you ever want to compile this into U-Boot at all? Then any >>> changes you need to make mean compiling and installing a new U-Boot, >>> which is something you normally don't want to do. >> >> You may want to have factory default and "user" settings. Building in >> the factory settings would be one way to accomplish that. > > No. Handling these independently, outside of the compiled U-Boot image > is as easy, and much more flexible. > >>> U-Boot is perfectly able to import such settings from text files (or >>> text blobs stored somewhere, even attached to the U-Boot image, if you >>> want), so just use the text files separately, instead of hard >>> compiling them into the code. >> >> In my case, I don't want to compile the environment into u-boot. But >> some people do as I copied my scripts from Tegra which has them >> built-in. We have the *default* environment built-in, which is used when no valid environment is found in flash. If there's an environment in flash, it gets used rather than the built-in default.