On Sat, 1 Dec 2012, Antony Pavlov wrote: > On 1 December 2012 17:19, Robert P. J. Day <rpjday@xxxxxxxxxxxxxx> wrote: > > On Sat, 1 Dec 2012, Robert P. J. Day wrote: > > > >> > >> writing up a simple barebox exercise for students and on this page: > >> > >> http://wiki.barebox.org/doku.php?id=user:first_steps > >> > >> it seems clear(?) that you can define multiple environments that will > >> appear at /dev/env0, /dev/env1, etc, but that page also claims that > >> *only* the configuration on /dev/env0 will be executed automatically > >> if barebox finds that it's a valid configuration sector. > >> > >> so what happens with the additional environments? that page doesn't > >> make it clear. i'm just about to read the source to see if i can > >> figure this out. > > > > oh, wait, i think i see ... the "loadenv" command will load a given > > environment into a directory so i'm *assuming* that additional > > environments are simply available to be loaded, but /dev/env0 is the > > only one treated special. or feel free to correct me if i'm > > hopelessly wrong. > > See common/startup.c:110 > > #ifdef CONFIG_ENV_HANDLING > if (envfs_load(default_environment_path, "/env")) { > #ifdef CONFIG_DEFAULT_ENVIRONMENT > printf("no valid environment found on %s. " > "Using default environment\n", > default_environment_path); > envfs_load("/dev/defaultenv", "/env"); > #endif > > By default default_environment_path="/dev/env0", but it can be > overwritten in a board code (e.g. see arch/arm/boards/panda/board.c). i realize that -- what i was asking about were the possible *additional* environments (/dev/env1, /dev/env2, ...) that are mentioned on that page. rday -- ======================================================================== Robert P. J. Day Ottawa, Ontario, CANADA http://crashcourse.ca Twitter: http://twitter.com/rpjday LinkedIn: http://ca.linkedin.com/in/rpjday ======================================================================== _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
