[Skiboot] [PATCH] opal/hmi: Report NPU2 checkstop reason

Stewart Smith stewart at linux.ibm.com
Wed Jun 5 11:38:00 AEST 2019

Frederic Barrat <fbarrat at linux.ibm.com> writes:

> The NPU2 is currently not passing any information to linux to explain
> the cause of an HMI. NPU2 has three Fault Isolation Registers and over
> 30 of those FIR bits are configured to raise an HMI by default. We
> won't be able to fit all possible state in the 32-bit xstop_reason
> field of the HMI event, but we can still try to encode up to 4 HMI
> reasons.
> Signed-off-by: Frederic Barrat <fbarrat at linux.ibm.com>
> ---
>  core/hmi.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 44 insertions(+)

Thanks! Merged to master as of 2a7e5cb685b83b7d70018636ec95f81c7c60270a

Stewart Smith
OPAL Architect, IBM.

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