[U-Boot] [PATCHv1 15/22] arm: socfpga: spl: add relocate_stack_to_sdram to lowlevel_init.S

Dinh Nguyen dinguyen at opensource.altera.com
Thu Jan 15 20:19:15 CET 2015


Hi Marek,

On 01/14/2015 05:58 PM, Marek Vasut wrote:
> On Wednesday, January 14, 2015 at 05:40:55 PM, dinguyen at opensource.altera.com 
> wrote:
>> From: Dinh Nguyen <dinguyen at opensource.altera.com>
>>
>> Add a function to relocate the stack from OCRAM to SDRAM.
> 
> Hi,
> 
> is this functionality really needed ? There's like 128 KiB of OCRAM on SoCFPGA,

On cyclone5 and arria5, there is only 64KiB.

> which should be plenty, right? If moving the stack to SDRAM is really needed, 
> then you might want to use the common stack relocation code (see relocate_code() 
> function). Also, you should thoroughly describe the reason in the commit 
> message, in this case it's really important.

I'll update in v2.
Thanks,
Dinh



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