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公开(公告)号:US20210232522A1
公开(公告)日:2021-07-29
申请号:US17136347
申请日:2020-12-29
Applicant: Intel Corporation
Inventor: David J. Harriman , Reuven Rozic , Maxim Dan , Prashant Sethi , Robert E. Gough , Shanthanand Kutuva Rabindranath
Abstract: A flattening portal bridge (FPB) is provided to support addressing according to a first addressing scheme and a second, alternative addressing scheme. The FPB comprises a primary side and a secondary side, the primary side connects to a first set of devices addressed according to a first addressing scheme, and the secondary side connects to a second set of devices addressed according to a second addressing scheme. The first addressing scheme uses a unique bus number within a Bus/Device/Function (BDF) address space for each device in the first set of devices, and the second bus addressing scheme uses a unique bus-device number for each device in the second set of devices.
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公开(公告)号:US20200042482A1
公开(公告)日:2020-02-06
申请号:US16543934
申请日:2019-08-19
Applicant: INTEL CORPORATION
Inventor: David J. Harriman , Maxim Dan
Abstract: Described are embodiments of methods, apparatuses, and systems for PCIe tunneling across a multi-protocol I/O interconnect of a computer apparatus. A method for PCIe tunneling across the multi-protocol I/O interconnect may include establishing a first communication path between ports of a switching fabric of a multi-protocol I/O interconnect of a computer apparatus in response to a peripheral component interconnect express (PCIe) device being connected to the computer apparatus, and establishing a second communication path between the switching fabric and a PCIe controller. The method may further include routing, by the multi-protocol I/O interconnect, PCIe protocol packets of the PCIe device from the PCIe device to the PCIe controller over the first and second communication paths. Other embodiments may be described and claimed.
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公开(公告)号:US20180357195A1
公开(公告)日:2018-12-13
申请号:US15942922
申请日:2018-04-02
Applicant: INTEL CORPORATION
Inventor: David J. Harriman , Maxim Dan
CPC classification number: G06F13/4022 , G06F13/387 , G06F13/4295 , G06F2213/0026
Abstract: Described are embodiments of methods, apparatuses, and systems for PCIe tunneling across a multi-protocol I/O interconnect of a computer apparatus. A method for PCIe tunneling across the multi-protocol I/O interconnect may include establishing a first communication path between ports of a switching fabric of a multi-protocol I/O interconnect of a computer apparatus in response to a peripheral component interconnect express (PCIe) device being connected to the computer apparatus, and establishing a second communication path between the switching fabric and a PCIe controller. The method may further include routing, by the multi-protocol I/O interconnect, PCIe protocol packets of the PCIe device from the PCIe device to the PCIe controller over the first and second communication paths. Other embodiments may be described and claimed.
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公开(公告)号:US20170255582A1
公开(公告)日:2017-09-07
申请号:US15281318
申请日:2016-09-30
Applicant: Intel Corporation
Inventor: David J. Harriman , Reuven Rozic , Maxim Dan , Prashant Sethi , Robert E. Gough , Shanthanand Kutuva Rabindranath
CPC classification number: G06F13/404 , G06F13/4022 , G06F13/4068 , G06F13/4221 , G06F13/4282 , G06F2213/0024 , G06F2213/0026
Abstract: A flattening portal bridge (FPB) is provided to support addressing according to a first addressing scheme and a second, alternative addressing scheme. The FPB comprises a primary side and a secondary side, the primary side connects to a first set of devices addressed according to a first addressing scheme, and the secondary side connects to a second set of devices addressed according to a second addressing scheme. The first addressing scheme uses a unique bus number within a Bus/Device/Function (BDF) address space for each device in the first set of devices, and the second bus addressing scheme uses a unique bus-device number for each device in the second set of devices.
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