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

Wolfgang Denk wd at denx.de
Mon Jan 25 22:25:59 CET 2010


Dear Kumar Gala,

In message <67D60638-14A4-4821-A778-B6F1E88D280F at kernel.crashing.org> you wrote:
> 
> 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.
> >=20
> > Also updated an added missing copyright.
> >=20
> > 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).

That's fine with me. Thanks.

Best regards,

Wolfgang Denk

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