On Fri, May 03, 2019 at 03:53:08PM +1000, Suraj Jitindar Singh wrote:
> Privileged message send facilities exist on POWER8 processors and later
> and include a register and instructions which can be used to generate,
> observe/modify the state of and clear privileged doorbell exceptions as
> descri
Privileged message send facilities exist on POWER8 processors and later
and include a register and instructions which can be used to generate,
observe/modify the state of and clear privileged doorbell exceptions as
described below.
The Directed Privileged Doorbell Exception State (DPDES) register