发明名称 ROUTING I/O EXPANSION REQUESTS AND RESPONSES IN A PCIE ARCHITECTURE
摘要 <p>A system for implementing non-standard input/output (I/O) adapters in a standardized I/O architecture, comprising an I/O hub communicatively coupled to an I/O bus and a plurality of I/O adapters at I/O adapter addresses, the I/O hub including logic for implementing a method comprising receiving requests from the plurality of I/O adapters, storing the I/O adapter addresses of a requester along with their corresponding target recipient addresses and operation codes, receiving a response from a responder, the response indicating that a request has been completed, determining that the response is in a format other than a format supported by the I/O bus, transforming the response into the format supported by the I/O bus, locating a stored I/O adapter address having a corresponding target recipient address that matches the responder address and a corresponding operation code that matches the responder operation code, and transmitting the response to the stored I/O adapter address.</p>
申请公布号 EP2585933(B1) 申请公布日期 2013.11.20
申请号 EP20110726399 申请日期 2011.06.14
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 GREGG, THOMAS;CRADDOCK, DAVID;LAIS, ERIC, NORMAN
分类号 G06F13/40 主分类号 G06F13/40
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