Hi Sebastian,

> Le 5 sept. 2018 à 14:20, Sebastian Huber <sebastian.hu...@embedded-brains.de> 
> a écrit :
> 
> Hello Hugues,
> 
> On 05/09/18 14:02, Hugues Jérôme wrote:
>> Hi,
>> 
>> I’m investigating a memory alignement issue using the GR740 BSP.
>> It appears we have a memory corruption when the BSS is bigger than 4MB.
> 
> does the ELF file look all right? Is the stack pointer at the end of RAM 
> right at the entry point (start)? Is the BSS section properly zeroed in the 
> startup sequence?

I’m not sure I can provide any positive answer to these questions.
We used the default GR740 BSP, compiled by Thanassis Tsiodras. We did not 
change anything

As far as i can see, the BSS is zeroed by start.S
do you have any recommendation to perform the diagnosis you prescribe ?

As far as I can provide details
size (from binutils) can parse the ELF file, but that does not mean a lot
stack pointer is set by the linker script (if I understood correctly this 
part), and we did not change it

Regards,
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