On Fri, Sep 29, 2017 at 10:25:03AM +0200, Giorgio Dal Molin wrote: > Hi, > > I'm working on a new project with an embedded system based on > a standard intel PC. > > I already have a barebox.efi running on the system; my problem is now > how to permanently save some variables so that, on restart, they can be > automatically restored by my '/env/bin/init' script. > The variables I mean are for example 'eth0.ipaddr' or 'eth0.serveraddr'. > A solution I used in the past was a custom 'env_dump' command that generated > a config text file like: > > eth0.ipaddr=10.0.0.15 > eth0.serveraddr=10.0.0.1 (should be eth0.serverip) > ... > > Then I saved the file with 'saveenv' and restored it back with 'loadenv'. Normally you should edit /env/network/eth0 to change the network config. Also there is the possibility to create a nv variable that automatically mirrors to the device variable. In this case it would be nv.dev.eth0.ipaddr and nv.dev.eth0.serverip. This doesn't work with dhcp though. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox