| CPC G06F 11/1068 (2013.01) [G06F 11/076 (2013.01); G06F 11/1438 (2013.01)] | 20 Claims |
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5. An error recovery method of a memory device included in a memory system, the method comprising:
verifying error frequency information stored in a first register included in a memory controller associated with the memory device during a booting sequence or a rebooting sequence of the memory system, the error frequency information including information regarding an operation frequency which causes at least one error in the memory device;
performing a training operation of the memory device based on the error frequency information;
setting a selected operation frequency among a plurality of operation frequencies of the memory device, the setting the selected operation frequency including prohibiting selection of the error frequency from the plurality of operation frequencies as the selected operation frequency; and
booting or rebooting an operating system into a safe mode by operating the memory device at the selected operation frequency.
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