+ The constructor function caches the pointer to PEI services.\r
+ \r
+ The constructor function caches the pointer to PEI services.\r
+ It will always return EFI_SUCCESS.\r
+\r
+ @param FfsHeader Pointer to FFS header the loaded driver.\r
+ @param PeiServices Pointer to the PEI services.\r
+\r
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
+\r