[U-Boot] Uboot and ARM SMP support

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Thu Jun 25 09:14:32 CEST 2009


On 09:33 Thu 25 Jun     , Sudeep K N wrote:
> Hi,
> 
> I have seen the latest Uboot code there is no support for Cortex A9.
> What I would like to know is that can we reuse ARM Cortex A8 code
> for ARM Cortex A9 SMP system as bootloader must run in single core.
Yes you can re-use the A8 code but you will need to update the cache
management to boot you soc in smp mode

In U-Boot you will use and active only one core, the others will be active in
the kernel

Best Regards,
J.


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