1. A method, comprising: during a pre-extensible firmware interface initialization (PEI) phase of a boot flow at an information handling system: providing an update request repository that includes a plurality of entries, wherein each of the plurality of entries corresponds to a particular system setting and wherein a system setting value associated with each entry is included in a handoff block (HOB) of a plurality of handoff blocks associated with a cache; receiving a command from a PEI module indicating a change to be made to a particular system setting at the information handling system; and creating or changing a particular entry of the update request repository based on the command.