On 01/14/2015 10:05 PM, Dongsheng Wang wrote: > From: Wang Dongsheng <dongsheng.w...@freescale.com> > > U-boot put non-boot cpus into an low power state(PW10/PW20 or DOZE) when cpu > powered up. To exit low power state kernel will send DOORBELL or MPIC-IPI > signal to all those CPUs. > > e500/e500v2 use mpic to send IPI signal. > e500mc and later use doorbell to send IPI signal. > > This feature tested on: > POWER UP TEST: > P1022DS(e500v2),96k times. > P4080(e500mc), 110k times. > T1024(e5500), 83k times. > T4240(e6500), 150k times. > > CPU HOTPLUG TEST: > P1022DS(e500v2),1.4 million times. > P4080(e500mc), 1.8 million times. > T1024(e5500), 1.3 million times. > T4240(e6500), 1.1 million times. > > Signed-off-by: Wang Dongsheng <dongsheng.w...@freescale.com> >
This is a very good move. Can you explain what has been tested for 100K times, or over a million times? Have you verified on older e500v2 platforms, such as MPC8572? York _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev