[U-Boot] [PATCH 1/3] Add support to disable cpu's in multicore processors

Kumar Gala galak at kernel.crashing.org
Tue Jan 19 20:19:57 CET 2010


On Jan 12, 2010, at 1:03 PM, Kumar Gala wrote:

> Add a disable sub-command to the cpu command that allows for disabling
> cores in multicore processors.  This can be useful for systems that are
> using multicore chips but aren't utilizing all the cores as a way to
> reduce power and possibly improve performance.
> 
> Also updated an added missing copyright.
> 
> Signed-off-by: Kumar Gala <galak at kernel.crashing.org>
> ---
> common/cmd_mp.c  |    3 +++
> cpu/mpc85xx/mp.c |    8 +++++++-
> cpu/mpc86xx/mp.c |   28 ++++++++++++++++++++++++++++
> include/common.h |    1 +
> 4 files changed, 39 insertions(+), 1 deletions(-)

Wolfgang,

Did you have any comments on this.  I was going to pull it into the mpc85xx tree and send it as a pull request (with the other related cpu specific patches).

- k


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