Cache control device and method with TLB search before key...

Details Cache control device and method with TLB search before key... Cache control device and method with TLB search before key...

2005-04-19

2005-04-19

Peikari, B. James (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C711S145000, C711S163000, C711S204000, C711S205000, C711S206000, C711S207000, C711S213000, C711S208000

Reexamination Certificate

active

06883077

ABSTRACT:
In an information processsing unit with key controlled protection, since it takes a long time to fetch a storage key from key storage, an instruction and computation unit of a CPU receives data from a memory control unit of the CPU before a key is received, and then the transferred storage key is checked.

REFERENCES:
patent: 5450563 (1995-09-01), Gregor
patent: 5603008 (1997-02-01), Hilton et al.
patent: 5737575 (1998-04-01), Blaner
patent: 62026551 (1987-02-01), None
patent: A-2-285440 (1990-11-01), None
patent: 02285440 (1990-11-01), None

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