[U-Boot] Most ARM CPU's have buggy clear_bss?

Reinhard Meyer
2010-10-28T06:20:23Z

On 28.10.2010 08:17, Heiko Schocher wrote:
> Hello Reinhard,
>
> Reinhard Meyer wrote:
>> Dear Darius,
>>>> Now running in RAM - U-Boot at: 57fbe000
>>>> NAND: raise: Signal # 8 caught
>>>> raise: Signal # 8 caught
>>>> raise: Signal # 8 caught
>>> This looks suspect to me. Seems to me some early init
>>> (pin setup? clocks?) is not OK. If you have early inits,
>>> you must do that now in board_early_init_f() (and you
>>> have to define CONFIG_BOARD_EARLY_INIT_F to enable this
>>> feature)
>> I got _exactly_ the same NAND messages when ARM relocation
>> was first used, because the timer.c did use static variables
>> which are not working _before relocation_.
>> Have a look at your timer implementation.
>
> Huh.. thought the elf relocation fixed this problem?
2x Huh.. How would it? I moved the timer static vars into
global_data, THAT fixed the issue.

Reinhard