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:
Feb. 27, 2001
Filed:
Dec. 29, 1997
Steven D. Krueger, Dallas, TX (US);
Jonathan H. Shiell, Plano, TX (US);
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
A microprocessor (,) comprising a cache circuit (,) and circuitry (,) for issuing a prefetch request. The prefetch request (,) comprises an address (,) and requests information of a first size (,) from the cache circuit. The microprocessor also includes prefetch control circuitry (,), which comprises circuitry for receiving the prefetch request and evaluation circuitry for evaluating system parameters corresponding to the prefetch request. Additionally, the prefetch control circuitry comprises circuitry, responsive to the evaluation circuitry, for determining a size of information for a prefetch operation starting at the address from the cache circuit, where the prefetch operation corresponds to the prefetch request.