[Arm-netbook] http://rhombus-tech.net/allwinner_a10/a10_boot_process/

[lkcl luke]

On Fri, Dec 30, 2011 at 5:30 PM, Peter Korsgaard <jacmet at sunsite.dk> wrote:
>>>>>> "Tom" == Tom Cubie <tangliang at allwinnertech.com> writes:
>
>  Tom> If A10 directly load the u-boot, we will have to add a head to
>  Tom> u-boot.bin file, this head let brom agree to load a small part of u-boot
>  Tom> to the sram then jumps to sram. Then the code in sram init sdram and
>  Tom> loads the other parts of u-boot.bin to sdram. I think maybe we need a
>  Tom> open source version of boot0, which init the sdram and loads u-boot to
>  Tom> sdram, and u-boot do all the other things.
>
> That's exactly what U-Boot's SPL (Second Program Loader) support is
> for. It is used by E.G. SoCs from Freescale/TI/Samsung which have
> similar boot ROMs.

 *click* thank you peter.  i knew i'd seen something like that but
couldn't remember what it was called, thank you for knowing what it
was and for mentioning it.

 l.