[Skiboot] [PATCH] hw/nx: Fix NX BAR assignments

Stewart Smith stewart at linux.vnet.ibm.com
Fri Dec 1 16:15:53 AEDT 2017


Oliver O'Halloran <oohall at gmail.com> writes:
> The NX rng BAR is used by each core to source random numbers for the
> DARN instruction. Currently we configure each core to use the NX rng of
> the chip that it exists on. Unfortunately, the NX can be deconfigured by
> hostboot and in this case we need to use the NX of a different chip.
>
> This patch moves the BAR assignments for the NX into the normal nx-rng
> init path. This lets us check if the normal (chip local) NX is active
> when configuring which NX a core should use so that we can fallback
> gracefully.
>
> Signed-off-by: Oliver O'Halloran <oohall at gmail.com>

Thanks, merged to master as of ac685bccd8899b6021f6441551e845151a9a1b94-- 
Stewart Smith
OPAL Architect, IBM.



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