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US 2006/0143245 A1Published application
Low overhead mechanism for offloading copy operations
OwnerRavishankar Iyer, Srihari Makineni +2inventors
InventorsRavishankar Iyer, Srihari Makineni, Ramesh Illikkal, Donald Newell
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Abstract
In some embodiments, a low overhead mechanism for offloading copy operations is presented. In this regard, a copy agent is introduced to receive a copy request, to notify of copy completion before the copy has been performed, and to perform the copy. Other embodiments are also disclosed and claimed.
Claims20
A method comprising:
- receiving a copy request;
- notifying of copy completion before the copy has been performed;
- and
- performing the copy.
1 more element
An electronic appliance, comprising:
- a processor;
- a memory;
- a chipset;
- and
- a copy engine coupled with the processor, the memory and the chipset, the copy engine to receive a copy request, to notify of copy completion before the copy has been performed, and to perform the copy.
2 more elements
An apparatus, comprising:
- a memory interface;
- a processor interface;
- and
- control logic coupled with the memory and processor interfaces, the control logic to receive a copy request, to notify of copy completion before the copy has been performed, and to perform the copy.
1 more element
An apparatus, comprising:
- a chipset interface;
- a cache interface;
- and
- control logic coupled with the cache and chipset interfaces, the control logic to store a buffer address and length associated with a copy to be completed, to compare an address and length within an instruction to the stored address and length, and to stall the instruction if the addresses overlap.
1 more element
Dependencies are inferred from the claim text.