The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 06, 1999
Filed:
Sep. 26, 1997
Applicant:
Inventor:
Feng Deng, San Jose, CA (US);
Assignee:
Intel Corporation, Santa Clara, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
711130 ; 711-3 ; 711118 ; 711141 ; 711148 ;
Abstract
A shared cache in a computer system for caching both system memory information and alternative memory information. The present invention includes cache management logic, a cache memory with a plurality of cache lines and a and a cache tag memory. The cache tag memory comprises an address field and status bits for indicating a status of corresponding information in cache memory. The status bits, when interpreted as a group, indicate the status of the corresponding information in cache memory as well as whether the information in the corresponding cache line is related to the alternative memory or the system memory.