[U-Boot] Try to fix Board eb_cpux9k2
Jens Scharsig
js_at_ng at scharsoft.de
Thu Dec 2 21:27:22 CET 2010
Dear Albert ARIBAUD,
>
>> A second problem, the board does not restart (reset command).
>> I find out that a NULL pointer used by reset code, was also
>> relocated.
>
> How did you come to this conclusion? NULL pointers are constants and
> thus are *not* relocated.
This problem will be gone with Andreas Bießmann patch
arm920t/at91/reset: board_reset: define weak symbol reset
>
>> I have currently no access to a BDI2000. But I think, this problems
>> are not board specific. It is possible, there are problems with
>> vector tables or memory protection
>>
>> Any suggestions?
>
> I suggest visually running through all (board or cpu-specific) code that
> runs as part of execution board_init_f() and checking that no global is
> ever used -- BSS or initialized.
Andreas mirror BSS check says OK, But the board hangs on write access to
nand memory space (0x40000000) without any error message.
>
>> The board use 920t on at91rm9200 soc
>>
regards Jens
More information about the U-Boot
mailing list