[U-Boot] erase and saveenv stop working after using fw_setenv

Petri Lehtinen petri.lehtinen at inoi.fi
Tue Sep 16 12:06:18 CEST 2008


 >> fw_printenv in Linux, erase and saveenv stop working in U-Boot. In
 > --^^^^^^^^^^^--
 >
 > I think this must be a typo. fw_printenv should have no effect. I
 > guess you mean fw_setenv (as in the Subject) ?

Ahh, yes. I meant fw_setenv of course.

 > The problem is that  the  MPC8323ERDB  board  has  flash  chips  that
 > support  hardware  flash  protection  (locking), but the board config
 > file does  not  select  the  CFG_FLASH_PROTECTION  option.  Therefore
 > U-Boot  will  not  make  any  attempts  to  lock  or unlock any flash
 > sectors.

I enabled CFG_FLASH_PROTECTION, and now it works. Thanks a lot.

-- 
Petri Lehtinen
Inoi Oy
Tel. : +358 40 758 0229
Email: petri.lehtinen at inoi.fi



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