+/**\r
+ I/O work flow of outing 8042 Aux command.\r
+ \r
+ @param IsaIo Pointer to instance of EFI_ISA_IO_PROTOCOL\r
+ @param Command Aux I/O command\r
+ @param Resend Whether need resend the Aux command.\r
+ \r
+ @retval EFI_SUCCESS Success to excute I/O work flow\r
+ @retval EFI_TIMEOUT Keyboard controller time out.\r
+**/\r