[U-Boot] [PATCH] common: nvedit to protect additional ethernet addresses Part 1/1

Stefan Althöfer Stefan.Althoefer at web.de
Thu Dec 4 21:06:53 CET 2008


Then maybe we should have

#define CONFIG_ENV_PROTECTED_ITEM "ethaddr1,ethaddr2,...."

in board configuration to have the greatest flexibility?

> stefan.althoefer at web.de wrote:
> > [PATCH] common: nvedit to protect additional ethernet addresses
> >
> > This patch adds "ethaddr1" and "ethaddr2" to the protected
> > environment variables that can only be written once.
> >
> > ----
> > The patch is against "latest" u-boot git-repository
> >
> > Please be patient if style of submission or patches are
> > offending.
> >
> > Signed-off-by: stefan.althoefer at web.de  (as at janz.de)
> >   
> This needs to be above a '---' line.  Also, this format is wrong.  It 
> should have a real name and one e-mail address.  I recommend using 'git 
> format-patch' for generating patches.
> > ----
> >
> > diff -uprN u-boot-orig//common/cmd_nvedit.c u-boot/common/cmd_nvedit.c
> > --- u-boot-orig//common/cmd_nvedit.c	2008-12-02 17:25:31.000000000 +0100
> > +++ u-boot/common/cmd_nvedit.c	2008-12-02 22:59:36.000000000 +0100
> > @@ -188,6 +188,8 @@ int _do_setenv (int flag, int argc, char
> >  #else
> >  		    (strcmp (name, "serial#") == 0) ||
> >  #endif
> > +		    (strcmp (name, "ethaddr1") == 0) ||
> > +		    (strcmp (name, "ethaddr2") == 0) ||
> >  		    ((strcmp (name, "ethaddr") == 0)
> >   
> How about this as a more scalable solution: (note that some boards have 
> up to "ethaddr5")
> 
>        (strstr(name, "ethaddr") == name)
> >  #if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR)
> >  		     && (strcmp ((char *)env_get_addr(oldval),MK_STR(CONFIG_ETHADDR)) != 0)
> > _______________________________________________
> > U-Boot mailing list
> > U-Boot at lists.denx.de
> > http://lists.denx.de/mailman/listinfo/u-boot
> >   
> regards,
> Ben
> 


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