Method and apparatus for selecting transfer types

Details Method and apparatus for selecting transfer types Method and apparatus for selecting transfer types

2006-06-13

2006-06-13

Tran, Denise (Department: 2185)

Electrical computers and digital processing systems: memory

Storage accessing and control

Hierarchical memories

C711S133000, C711S163000, C710S313000, C709S236000

Reexamination Certificate

active

07062609

ABSTRACT:
A transfer type selector selects a transfer type used for maintaining cache coherency according to address values used for accessing memory and is programmable so that different transfer types can be selected for different applications. In one embodiment, a table has different address ranges each having associated transfer types. Transfer type selection logic selects one of the transfer types associated with the address range containing the address in a memory transaction request.

REFERENCES:
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patent: 5991855 (1999-11-01), Jeddeloh et al.
patent: 6412047 (2002-06-01), Shimizu et al.
patent: 6751698 (2004-06-01), Deneroff et al.
patent: 2002/0174255 (2002-11-01), Hayter et al.
patent: 2003/0182591 (2003-09-01), Ajanovic et al.

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