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@@ -11,3 +11,7 @@ This section contains documentation about Intel-FSP in public domain.
* [FSP Specification 1.1](https://www.intel.com/content/dam/www/public/us/en/documents/technical-specifications/fsp-architecture-spec-v1-1.pdf)
* [FSP Specification 2.0](https://www.intel.com/content/dam/www/public/us/en/documents/technical-specifications/fsp-architecture-spec-v2.pdf)
+
+## Additional Features in FSP 2.1 specification
+
+- [PPI](ppi/ppi.md)