EDK2 doxygen online documents - Firmware Encoding Index 1
EDK2 doxygen online documents - Firmware Encoding Index
Structure of the data which is returned when ReadSaveState() is called with EFI_SMM_SAVE_STATE_REGISTER_IO. If there was no I/O then ReadSaveState() will return EFI_NOT_FOUND.
This structure describes the I/O operation which was in process when the SMI was generated.