Hardware-enforced control of access to memory within a computer using hardware-enforced semaphores and other similar, hardware-enforced serialization and sequencing mechanisms

作者: Bret McKee

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摘要: Method and system for providing hardware-enforced synchronization serialization mechanisms, such as semaphores, to allow control of access memory regions within a computer system. In addition the traditional semaphore protocol, hardware enforced semaphores are associated with protection keys selected from pool that those regions. Hardware-enforced insertion deletion protection-key registers internal data structures in order enforce grants provided by protocol.