METHOD FOR IMPROVING THE ROBUSTNESS OF IN-PLACE FIRMWARE UPDATE

An image update apparatus for updating an image, stored by a device with a memory with a plurality of pages, configured to: construct a replacement image section; identify, based on pre-defined overwrite types, an overwrite type that will be made to a page by writing the replacement image section to the memory; and record that the replacement image section for the identified overwrite type has been constructed for that page. 一种用于更新由设备使用具有多个页面的存储器存储的镜像的镜像更新装置，用于：构建替换镜像部分；根据预定义的覆盖类型，识别对页面进行将所述替换镜像部分写入所述存储器的覆盖类型；记录所述识别的覆盖类型的所述替换镜像部分已为该页面构建。