been published and can be queried from the PPI database.\r
\r
\r
- @param PeiServices The PEI core services table.\r
+ @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param Stack Reference to EVAL_STACK_ENTRY that contains PPI GUID to check\r
\r
@retval TRUE if the PPI is already installed.\r
operation types (AND, OR).\r
\r
\r
- @param PeiServices Calling context.\r
+ @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param DependencyExpression Pointer to a dependency expression. The Grammar adheres to\r
the BNF described above and is stored in postfix notation.\r
\r