System and method for arbitrating access to a shared resource

Details System and method for arbitrating access to a shared resource System and method for arbitrating access to a shared resource

2007-02-06

2007-02-06

Dang, Khanh (Department: 2111)

Electrical computers and digital data processing systems: input/

Access arbitrating

C710S242000

Reexamination Certificate

active

10737305

ABSTRACT:
A system for arbitrating access to a shared resource includes a plurality of microprocessors, a shared resource; and a controller coupled to the plurality of microprocessors and the shared resource by a first bus and a second bus, respectively, the controller including a register having a lock portion associated with each of the plurality of processors and at least one status portion, each of the lock portions indicating whether the associated one of the plurality of microprocessors has obtained access to communicate with the shared resource and each of the at least one status portion includes a bit indicating whether any of the plurality of microprocessors has obtained access to communicate with the shared resource.

REFERENCES:
patent: 4574350 (1986-03-01), Starr
patent: 5175837 (1992-12-01), Arnold et al.
patent: 5341491 (1994-08-01), Ramanujan
patent: 5872980 (1999-02-01), Derrick et al.
patent: 5935234 (1999-08-01), Arimilli et al.

Affiliated with

Also associated with

Rating

System and method for arbitrating access to a shared resource does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with System and method for arbitrating access to a shared resource, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and System and method for arbitrating access to a shared resource will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3823314