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coreboot-kgpe-d16/Documentation/soc/intel/fsp/ppi/ppi.md
Subrata Banik ebac8c772f Documentation/soc/intel/fsp/ppi: Document new feature to dispatch external PPI 
Some new feature added into FSP specification to perform dispatching
of external PPI service from boot firmware (coreboot) to FSP.

Change-Id: Iaf6b54ccd27e21860539bb2a9966054fdb027108
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31839
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2019-03-12 04:23:58 +00:00

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PEIM to PEIM Interface (PPI)

This section is intended to document the purpose of creating PPI service inside coreboot space to perform some specific operation related to CPU, chipset using Intel FSP. This feature is added into FSP specification 2.1 where FSP should be able to locate PPI, published by boot firmware and able to execute the same in FSP's context.