System, apparatus and method for accessing multiple address spaces via a data mover

In one embodiment, a data mover accelerator is to receive, from a first agent having a first address space and a first process address space identifier (PASID) to identify the first address space, a first job descriptor comprising a second PASID selector to specify a second PASID to identify a secon...

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Bibliographische Detailangaben
Hauptverfasser: Kumar, Sanjay K, Koufaty, David A, Lantz, Philip, Sankaran, Rajesh, Kakaiya, Utkarsh Y, Gayen, Saurabh, Ranganathan, Narayan
Format: Patent
Sprache:eng
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Zusammenfassung:In one embodiment, a data mover accelerator is to receive, from a first agent having a first address space and a first process address space identifier (PASID) to identify the first address space, a first job descriptor comprising a second PASID selector to specify a second PASID to identify a second address space. In response to the first job descriptor, the data mover accelerator is to securely access the first address space and the second address space. Other embodiments are described and claimed.