DATA PROTECTION FOR UNEXPECTED POWER LOSS

摘要

A data storage device receives a write data command and data. The data is stored in a buffer of the data storage device. The data storage device issues a command complete status indication. After the command complete status indication is issued, the data are stored in a primary memory of the data storage device. The primary memory comprises a first type of non-volatile memory and the buffer comprises a second type of non-volatile memory that is different from the first type of non-volatile memory.

主权项

1. A method, comprising:
receiving, in a data storage device, a write data command and data; storing the data in a buffer of the storage device; after storing the data in the buffer, issuing a command complete status indication; and after issuing the command complete status indication, storing the data in a primary memory of the storage device, wherein the primary memory comprises a first type of non-volatile memory, the buffer comprises a second type of non-volatile memory that is different from the first type of non-volatile memory.