Patent ID: 7865652
Filing Date: 2011-01-04
Classification: G06F

Abstract:
1. A communication system for use with at least two hosts and a storage device and configured to conform to one of SATA and/or SAS standards comprising: a multi-port bridge device having at least two ports, said multi-port bridge device being in communication with at least two hosts through at least two links, one of the at least two hosts being an active link and coupled to one of the at least two ports through one of the at least two links, another one of the at least two hosts being coupled to another one of the at least two ports through another one of the at least two links, the multi-port bridge device including a command status manager (CSM) responsive to commands and status from the at least two hosts, the CSM including, the multi-port bridge device further including a power control block operative to control power to a storage device through a power connection, the power control block provide power to the storage device even when the at least one of the at least two links is operational.