METHOD FOR UPDATING A BOOT LOADER OF A MULTIPROCES

专利名称：METHOD FOR UPDATING A BOOT LOADER

OF A MULTIPROCESSOR DEVICE

发明人：DANGY-CAYE, Nicolas申请号：EP14761841.7申请日：20140909公开号：EP3044679B1公开日：20190515

摘要：The invention relates to a device comprising a first processor and a secondprocessor, in which the first processor can run a boot loader. The device performs aboot-securing phase in the event of an electrical anomaly occurring during updating ofthe boot loader, said boot-securing phase being performed by means of an emergencypower source providing a main power source relay. The boot-securing phase comprisesthe following steps: stopping (203) the updating of the boot loader that is underway, anddisabling (205) the boot loader. The device performs a delayed boot phase for thesecond processor, allowing the device to be booted in a boot-loader-updating mode ifthe stored boot loader is disabled.

申请人：SAGEMCOM BROADBAND SAS

代理机构：Cabinet Le Guen Maillet

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