[U-Boot] Use .data section in SPL ?

Tom Rini trini at ti.com
Wed Dec 10 15:06:02 CET 2014


On Wed, Dec 10, 2014 at 04:39:39PM +0900, Masahiro Yamada wrote:
> Hi.
> 
> 
> I notice  SPL is using .data section
> 
> 
> 
> u32 *boot_params_ptr = NULL;
> struct spl_image_info spl_image;
> 
> /* Define board data structure */
> static bd_t bdata __attribute__ ((section(".data")));
> 
> 
> 
> If SPL is running on an execute-in-place device such NOR flash,
> .data section is not writable.
> 
> common/spl/spl_nor.c does not work.

spl_nor.c only works today on PowerPC where there's nothing shoved into
the .data section.

And all of this is related to what's needed to enable DM in SPL on ARM
as well, iirc anyhow.

-- 
Tom
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