[Skiboot] [PATCH v4 09/18] fadump: Define FADUMP structure

Stewart Smith stewart at linux.vnet.ibm.com
Tue Aug 7 14:07:05 AEST 2018

Vasant Hegde <hegdevasant at linux.vnet.ibm.com> writes:
> This structure is shared between OPAL and payload. During fadump registration
> payload will use this structure to pass kernel memory reservation details to
> OPAL. OPAL will use this structure to fill MDST, MDDT table. After fadump,
> OPAL uses MDRT table to fill this structure and passes this to payload via
> device tree.

We alread yhave the OPAL_(UN)REGISTER_DUMP_REGION calls, which look
really similar to this (and existing kernels support). Why not just use
these calls instead?

Stewart Smith
OPAL Architect, IBM.

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