Method for cleaning cache of processor and associated processor

Patent metadata

Field	Value
Publication number	US-9158697-B2
Application number	US-201213691841-A
Country	US
Kind code	B2
Filing date	Dec 2, 2012
Priority date	Dec 28, 2011
Publication date	Oct 13, 2015
Grant date	Oct 13, 2015

Abstract

A method for cleaning a cache of a processor includes: generating a specific command according to a request, wherein the specific command includes an operation command, a first field and a second field; obtaining an offset and a starting address according to the first field and the second field; selecting a specific segment from the cache according to the starting address and the offset; and cleaning data stored in the specific segment.

First claim

What is claimed is:

1. A method for cleaning a cache of a processor, wherein the cache comprises a plurality of cache lines, each cache line contains a plurality of segments, and the method comprises:
generating a specific command according to a request, wherein the specific command comprises an operation command, a first field and a second field, and the operation command comprises a “write-back” command;
obtaining an offset and a starting address according to the first field a…

Assignees

• Realtek Semiconductor Corp

Inventors

• Lu Yen-Ju
• Yu Ching-Yeh
• Lin Chen-Tung
• Huang Chao-Wei

Classifications

• G06F12/0891 Primary

  Physics · mapped topic

• G06F12/0804

  Physics · mapped topic