Seagate Technology Incorporated

Avago Technologies General IP (singapore) Pte. Ltd.

Zhi Min Dong

Rong Yuan

Li Zhao Ma

Lei Zhang

Jian Yuan Wu

Ning Wang

Xing Rong

A method for booting to an operating system stored on a solid state drive. The method comprises the steps of (A) determining if a boot list has one or more entries, (B) pre-reading one or more logical block addresses of each of the entries from the boot list, (C) receiving a command from a host, (D) reading the command from a memory internal to the solid state drive if the command is in a cache area of the pre-read logical block addresses and (E) reading the command from a main portion of the solid state drive if the command is not in the cache.

Fast-boot list to speed booting an operating system

A method for increasing performance of a recycle operation in a solid state drive, comprising the steps of (A) creating an empty physical-to-logical address map in a memory having a plurality of entry locations, (B) filling one of the plurality of entry locations with a physical page address associated with each data write operation to a block, where the block has a plurality of pages, (C) writing the physical-to-logical address map to a last of the plurality of pages during a write to a second to last page of the block and (D) initiating a recycle operation of the block by reading the address map to determine whether the pages contain valid data.

Physical-to-logical address map to speed up a recycle operation in a solid state drive

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Shanghai, China

Zhi Min Dong