[Skiboot] [PATCH v4] core: POWER9 implement OPAL_SIGNAL_SYSTEM_RESET

Stewart Smith stewart at linux.vnet.ibm.com
Thu Sep 21 14:50:48 AEST 2017

Nicholas Piggin <npiggin at gmail.com> writes:
> This implements OPAL_SIGNAL_SYSTEM_RESET, using scom registers to
> quiesce the target thread and raise a system reset exception on it.
> It has been tested on DD2 with stop0 ESL=0 and ESL=1 shallow power
> saving modes.
> DD1 is not implemented because it is sufficiently different as to
> make support difficult.
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>

Excitingly merged to master as of

Stewart Smith
OPAL Architect, IBM.

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