OPPORTUNISTIC DMA HEADER INSERTION
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United States of America Patent
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N/A
Issued Date -
Jun 23, 2011
app pub date -
Dec 18, 2009
filing date -
Dec 18, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In a first embodiment of the present invention, a method for operating an I/O interconnect midpoint device is presented, wherein the midpoint device has a direct memory access (DMA) controller and a plurality of ports, the method comprising: generating, using the DMA controller, a DMA read request; sending, using the DMA controller, the DMA read request to a first device connected to a first of the plurality of ports; receiving data responsive to the DMA read request from the first device; generating, using the DMA controller, a DMA write request including the received data; and sending, using the DMA controller, the DMA write request to a second device connected to the second of the plurality of ports.
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