[U-Boot] [PATCH 1/2] mx51evk: support new relocation scheme

Stefano Babic sbabic at denx.de
Tue Oct 26 10:14:14 CEST 2010


On 10/26/2010 10:05 AM, Shawn Guo wrote:
> Hi Stefano,
> 
> On Tue, Oct 26, 2010 at 3:59 PM, Stefano Babic <sbabic at denx.de> wrote:
>> On 10/25/2010 05:14 PM, Shawn Guo wrote:
>>
>>> +#define CONFIG_SYS_SDRAM_BASE        PHYS_SDRAM_1
>>> +#define CONFIG_SYS_INIT_SP_ADDR      (IRAM_BASE_ADDR + 0x1000)
>>
>> What is the meaning of the offset at 0x1000 ? Is there something at
>> IRAM_BASE_ADDR ?
>>
> I thought CONFIG_SYS_INIT_SP_ADDR is assigned to stack pointer (sp)
> which decrease the address.  Is it not the case?
> 

Yes, my doubt is due to the fact that we do not set the SP at the end of
the IRAM and we set it to an arbitrary address in between.

Best regards,
Stefano Babic

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