Read-only operation of non-volatile memory module

    公开(公告)号:US20190096489A1

    公开(公告)日:2019-03-28

    申请号:US15718090

    申请日:2017-09-28

    Abstract: A non-volatile memory module and a read-only operation of the non-volatile memory module are disclosed. A non-volatile memory module such as a non-volatile dual in-line memory module (NVDIMM) may, in response to a command from a host, set a particular memory range of the memory module as a read-only state by storing an address of the memory range with a secret associated with the memory range in an internal database of the memory module. The memory module may then reject a write command to the memory range in the read-only state. The internal database is stored within the memory module and the write protection is implemented inside the memory module so that no external entity may change the protected memory region.

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