Problem with loadenv from /dev/env0

Sascha Hauer s.hauer at pengutronix.de
Mon Jun 11 07:57:19 EDT 2012


On Mon, Jun 11, 2012 at 01:53:13PM +0200, Benoit RAT wrote:
> Hello,
> 
> I want to recover some parameters from my NAND flash by using saveenv and
> loadenv but It does not work:
> 
> First I have used a big env0 partition to be sure bad blocks don't bother
> me.
> 
>  devfs_add_partition("nand0", 0x00000, 0xF0000, PARTITION_FIXED, "env_raw");
> > dev_add_bb_dev("env_raw", "env0");
> 
> 
> Then I try to edit,save & load /env/config
> 
> wrs-02:0B:AD:C0:FF:EE# edit /env/config
> 
> Then I change the eth0.addr
> 
> eth0.ethaddr=72:0B:AD:C0:FF:EE
> > PS1="wrs-$eth0.ethaddr# "
> 
> 
> Ctrl+D
> 
> wrs-02:0B:AD:C0:FF:EE# . /env/config
> wrs-72:0B:AD:C0:FF:EE# saveenv
> saving environment
> wrs-72:0B:AD:C0:FF:EE# loadenv
> loading environment from /dev/env0
> err -74
> err -74
> wrong crc on env

What hardware was this again?

Sascha

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