[U-Boot] [PATCH v2] mx6: add support of multi-processor command

Jeroen Hofstee
2014-06-22T09:14:09Z

Hello Gabriel,

On 22-06-14 01:55, Gabriel Huau wrote:
> This allows u-boot to load different OS or Bare Metal application on the
> different cores of the i.MX6DQ.
> For example: we can run Android on cpu0 and a RT OS like QNX/FreeRTOS on cpu1.
>
> Signed-off-by: Gabriel Huau <contact@huau-gabriel.fr>
funny..
> +int is_core_valid(unsigned int nr)
> +{
> + if (nr < 0 || nr >= CONFIG_NUM_CPUS)
> + return 0;
> +
> + return 1;
> +}
> +
>
I am not sure if u-boot has rules for it, but personally I would prefer
not to test values which are obvious unsigned for negativity, since it
causes unnecessary noise when compiling u-boot with W=1, W=2.

Regards,
Jeroen