[U-Boot] fw_setenv broken?

[Steve Sakoman]

On Wed, Nov 17, 2010 at 1:40 PM, Wolfgang Denk <wd at denx.de> wrote:
> Dear Steve Sakoman,
>
> In message <AANLkTimrfQ5+AWfdFy_fueTMH=x=xrkaZGNtK8fiSD48 at mail.gmail.com> you wrote:
>>
>> readenv: offset = 240000
>> readenv: nand_read failure = -117
>> *** Warning - readenv() failed, using default environment
>>
>> I then immediately tried to use the nand read command to read the same
>> block, and it was successful!
>
> Hm... any chance that - for example - your timers are not working
> correctly before relocation (maybe because they try to write to the
> not yet available data segment) ? This could cause timeouts or delays
> to be too short, so the NAND driver is misbehaving?

Hmm . . . I suppose that is possible, but it doesn't seem to explain
why environment data written by u-boot will always be read
successfully, but reads of linux written data fails.

Steve