公开(公告)号：US10380039B2

公开(公告)日：2019-08-13

申请号：US15482690

申请日：2017-04-07

Applicant: Intel Corporation

Inventor： Niranjan L. Cooray ,  Satyeshwar Singh ,  Sameer KP ,  Ankur N. Shah ,  Kun Tian ,  Abhishek R. Appu ,  Altug Koker ,  Joydeep Ray ,  Balaji Vembu ,  Pattabhiraman K ,  David Puffer ,  David J. Cowperthwaite ,  Rajesh M. Sankaran

IPC: G06F12/109 ,  G06F11/07 ,  G06F13/16 ,  G06F12/1009 ,  G06F12/1027 ,  G06F12/1036 ,  G06F12/0802 ,  G06F13/40

Abstract: An apparatus and method are described for implementing memory management in a graphics processing system. For example, one embodiment of an apparatus comprises: a first plurality of graphics processing resources to execute graphics commands and process graphics data; a first memory management unit (MMU) to communicatively couple the first plurality of graphics processing resources to a system-level MMU to access a system memory; a second plurality of graphics processing resources to execute graphics commands and process graphics data; a second MMU to communicatively couple the second plurality of graphics processing resources to the first MMU; wherein the first MMU is configured as a master MMU having a direct connection to the system-level MMU and the second MMU comprises a slave MMU configured to send memory transactions to the first MMU, the first MMU either servicing a memory transaction or sending the memory transaction to the system-level MMU on behalf of the second MMU.

公开(公告)号：US20190073514A1

公开(公告)日：2019-03-07

申请号：US16181921

申请日：2018-11-06

Applicant: Intel Corporation

Inventor： Radhakrishnan Venkataraman ,  James M. Holland ,  Sayan Lahiri ,  Pattabhiraman K ,  Kamal Sinha ,  Chandrasekaran Sakthivel ,  Daniel Pohl ,  Vivek Tiwari ,  Philip R. Laws ,  Subramaniam Maiyuran ,  Abhishek R. Appu ,  ElMoustapha Ould-Ahmed-Vall ,  Peter L. Doyle ,  Devan Burke

IPC: G06K9/00 ,  G09G5/391 ,  G09G5/10

Abstract: Systems, apparatuses, and methods may provide for technology to dynamically control a display in response to ocular characteristic measurements of at least one eye of a user.

公开(公告)号：US20240411717A1

公开(公告)日：2024-12-12

申请号：US18738785

申请日：2024-06-10

Applicant: Intel Corporation

Inventor： Altug Koker ,  Lakshminarayanan Striramassarma ,  Aravindh Anantaraman ,  Valentin Andrei ,  Abhishek R. Appu ,  Sean Coleman ,  Varghese George ,  Pattabhiraman K ,  Mike MacPherson ,  Subramaniam Maiyuran ,  ElMoustapha Ould-Ahmed-Vall ,  Vasanth Ranganathan ,  Joydeep Ray ,  Jayakrishna P S ,  Prasoonkumar Surti

IPC: G06F15/78 ,  G06F7/544 ,  G06F7/575 ,  G06F7/58 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06F12/02 ,  G06F12/06 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/80 ,  G06F17/16 ,  G06F17/18 ,  G06N3/08 ,  G06T1/20 ,  G06T1/60 ,  G06T15/06 ,  H03M7/46

Abstract: Embodiments are generally directed to cache structure and utilization. An embodiment of an apparatus includes one or more processors including a graphics processor; a memory for storage of data for processing by the one or more processors; and a cache to cache data from the memory; wherein the apparatus is to provide for dynamic overfetching of cache lines for the cache, including receiving a read request and accessing the cache for the requested data, and upon a miss in the cache, overfetching data from memory or a higher level cache in addition to fetching the requested data, wherein the overfetching of data is based at least in part on a current overfetch boundary, and provides for data is to be prefetched extending to the current overfetch boundary.

公开(公告)号：US20240403259A1

公开(公告)日：2024-12-05

申请号：US18779461

申请日：2024-07-22

Applicant: Intel Corporation

Inventor： Abhishek R. Appu ,  Altug Koker ,  Aravindh Anantaraman ,  Elmoustapha Ould-Ahmed-Vall ,  Joydeep Ray ,  Mike MacPherson ,  Valentin Andrei ,  Nicolas Galoppo Von Borries ,  Varghese George ,  Subramaniam Maiyuran ,  Vasanth Ranganathan ,  Jayakrishna P S ,  Pattabhiraman K ,  Sudhakar Kamma

IPC: G06F15/78 ,  G06F7/544 ,  G06F7/575 ,  G06F7/58 ,  G06F9/30 ,  G06F9/38 ,  G06F9/50 ,  G06F12/02 ,  G06F12/06 ,  G06F12/0802 ,  G06F12/0804 ,  G06F12/0811 ,  G06F12/0862 ,  G06F12/0866 ,  G06F12/0871 ,  G06F12/0875 ,  G06F12/0882 ,  G06F12/0888 ,  G06F12/0891 ,  G06F12/0893 ,  G06F12/0895 ,  G06F12/0897 ,  G06F12/1009 ,  G06F12/128 ,  G06F15/80 ,  G06F17/16 ,  G06F17/18 ,  G06N3/08 ,  G06T1/20 ,  G06T1/60 ,  G06T15/06 ,  H03M7/46

Abstract: Methods and apparatus relating to techniques for data compression. In an example, an apparatus comprises a processor receive a data compression instruction for a memory segment; and in response to the data compression instruction, compress a sequence of identical memory values in response to a determination that the sequence of identical memory values has a length which exceeds a threshold. Other embodiments are also disclosed and claimed.

公开(公告)号：US12056059B2

公开(公告)日：2024-08-06

申请号：US17590362

申请日：2022-02-01

Applicant: Intel Corporation

Inventor： Altug Koker ,  Joydeep Ray ,  Elmoustapha Ould-Ahmed-Vall ,  Abhishek Appu ,  Aravindh Anantaraman ,  Valentin Andrei ,  Durgaprasad Bilagi ,  Varghese George ,  Brent Insko ,  Sanjeev Jahagirdar ,  Scott Janus ,  Pattabhiraman K ,  SungYe Kim ,  Subramaniam Maiyuran ,  Vasanth Ranganathan ,  Lakshminarayanan Striramassarma ,  Xinmin Tian

IPC: G06F12/00 ,  G06F12/0875 ,  G06F12/0891 ,  G06F12/123 ,  G06T1/60

CPC classification number: G06F12/123 ,  G06F12/0875 ,  G06F12/0891 ,  G06T1/60 ,  G06F2212/302

Abstract: Systems and methods for cache utilization are disclosed. In one embodiment, a graphics processor includes processing resources to perform graphics operations and a cache controller of a cache memory that is coupled to the processing resources. The cache controller is configured to set an initial aging policy using an aging field based on age of cache lines within the cache memory and to determine whether a hint or an instruction to indicate a level of aging has been received. In one embodiment, the cache memory configured to be partitioned into multiple cache regions, wherein the multiple cache regions include a first cache region having a cache eviction policy with a configurable level of data persistence.

公开(公告)号：US20230195519A1

公开(公告)日：2023-06-22

申请号：US17559352

申请日：2021-12-22

Applicant: Intel Corporation

Inventor： Vidhya Krishnan ,  Chien-Wei Li ,  Ben J. Ashbaugh ,  Durgaprasad Bilagi ,  Pattabhiraman K

IPC: G06F9/48 ,  G06T1/20 ,  G06T1/60 ,  G06N20/00 ,  G06F1/3293 ,  G06F9/50

CPC classification number: G06F9/4893 ,  G06T1/20 ,  G06T1/60 ,  G06N20/00 ,  G06F1/3293 ,  G06F9/505

Abstract: One embodiment provides an apparatus comprising a graphics processor device including a first compute engine and a second compute engine, wherein the second compute engine includes a subset of the functionality provided by the first compute engine and a lower power consumption relative to the first compute engine.

公开(公告)号：US11620256B2

公开(公告)日：2023-04-04

申请号：US17732308

申请日：2022-04-28

Applicant: Intel Corporation

Inventor： Altug Koker ,  Joydeep Ray ,  Ben Ashbaugh ,  Jonathan Pearce ,  Abhishek Appu ,  Vasanth Ranganathan ,  Lakshminarayanan Striramassarma ,  Elmoustapha Ould-Ahmed-Vall ,  Aravindh Anantaraman ,  Valentin Andrei ,  Nicolas Galoppo Von Borries ,  Varghese George ,  Yoav Harel ,  Arthur Hunter, Jr. ,  Brent Insko ,  Scott Janus ,  Pattabhiraman K ,  Mike Macpherson ,  Subramaniam Maiyuran ,  Marian Alin Petre ,  Murali Ramadoss ,  Shailesh Shah ,  Kamal Sinha ,  Prasoonkumar Surti ,  Vikranth Vemulapalli

IPC: G06F12/08 ,  G06F15/78 ,  G06F9/30 ,  G06F9/38 ,  G06F17/18 ,  G06F12/0802 ,  G06F7/544 ,  G06F7/575 ,  G06F12/02 ,  G06F12/0866 ,  G06F12/0875 ,  G06F12/0895 ,  G06F12/128 ,  G06F12/06 ,  G06F12/1009 ,  G06T1/20 ,  G06T1/60 ,  H03M7/46 ,  G06F12/0811 ,  G06F15/80 ,  G06F17/16 ,  G06F7/58 ,  G06F12/0871 ,  G06F12/0862 ,  G06F12/0897 ,  G06F9/50 ,  G06F12/0804 ,  G06F12/0882 ,  G06F12/0891 ,  G06F12/0893 ,  G06T15/06 ,  G06N3/08

Abstract: Systems and methods for improving cache efficiency and utilization are disclosed. In one embodiment, a graphics processor includes processing resources to perform graphics operations and a cache controller of a cache coupled to the processing resources. The cache controller is configured to control cache priority by determining whether default settings or an instruction will control cache operations for the cache.

公开(公告)号：US20220309731A1

公开(公告)日：2022-09-29

申请号：US17839303

申请日：2022-06-13

Applicant: Intel Corporation

Inventor： Joydeep RAY ,  Abhishek R. APPU ,  Pattabhiraman K ,  Balaji VEMBU ,  Altug KOKER ,  Niranjan L. COORAY ,  Josh B. MASTRONARDE

IPC: G06T15/00 ,  G06F9/455 ,  G06T1/60 ,  G09G5/36 ,  G09G5/00 ,  G09G5/393 ,  G06F9/48 ,  G06F9/50

Abstract: An apparatus and method are described for allocating local memories to virtual machines. For example, one embodiment of an apparatus comprises: a command streamer to queue commands from a plurality of virtual machines (VMs) or applications, the commands to be distributed from the command streamer and executed by graphics processing resources of a graphics processing unit (GPU); a tile cache to store graphics data associated with the plurality of VMs or applications as the commands are executed by the graphics processing resources; and tile cache allocation hardware logic to allocate a first portion of the tile cache to a first VM or application and a second portion of the tile cache to a second VM or application; the tile cache allocation hardware logic to further allocate a first region in system memory to store spill-over data when the first portion of the tile cache and/or the second portion of the file cache becomes full.

公开(公告)号：US11360914B2

公开(公告)日：2022-06-14

申请号：US17008991

申请日：2020-09-01

Applicant: Intel Corporation

Inventor： Niranjan L. Cooray ,  Abhishek R. Appu ,  Altug Koker ,  Joydeep Ray ,  Balaji Vembu ,  Pattabhiraman K ,  David Puffer ,  David J. Cowperthwaite ,  Rajesh M. Sankaran ,  Satyeshwar Singh ,  Sameer Kp ,  Ankur N. Shah ,  Kun Tian

IPC: G06F12/109 ,  G06F11/07 ,  G06F13/16 ,  G06F12/1009 ,  G06F12/1027 ,  G06F12/1036 ,  G06F12/0802 ,  G06F13/40

Abstract: An apparatus and method are described for implementing memory management in a graphics processing system. For example, one embodiment of an apparatus comprises: a first plurality of graphics processing resources to execute graphics commands and process graphics data; a first memory management unit (MMU) to communicatively couple the first plurality of graphics processing resources to a system-level MMU to access a system memory; a second plurality of graphics processing resources to execute graphics commands and process graphics data; a second MMU to communicatively couple the second plurality of graphics processing resources to the first MMU; wherein the first MMU is configured as a master MMU having a direct connection to the system-level MMU and the second MMU comprises a slave MMU configured to send memory transactions to the first MMU, the first MMU either servicing a memory transaction or sending the memory transaction to the system-level MMU on behalf of the second MMU.

公开(公告)号：US20220171710A1

公开(公告)日：2022-06-02

申请号：US17674703

申请日：2022-02-17

Applicant: Intel Corporation

Inventor： Altug Koker ,  Lakshminarayanan Striramassarma ,  Aravindh Anantaraman ,  Valentin Andrei ,  Abhishek R. Appu ,  Sean Coleman ,  Varghese George ,  Pattabhiraman K ,  Mike MacPherson ,  Subramaniam Maiyuran ,  ElMoustapha Ould-Ahmed-Vall ,  Vasanth Ranganathan ,  Joydeep Ray ,  Jayakrishna P S ,  Prasoonkumar Surti

IPC: G06F12/0862 ,  G06F9/30 ,  G06F12/0875 ,  G06F12/0897 ,  G06T15/06 ,  G06F12/0866

Abstract: Embodiments are generally directed to cache structure and utilization. An embodiment of an apparatus includes one or more processors including a graphics processor; a memory for storage of data for processing by the one or more processors; and a cache to cache data from the memory; wherein the apparatus is to provide for dynamic overfetching of cache lines for the cache, including receiving a read request and accessing the cache for the requested data, and upon a miss in the cache, overfetching data from memory or a higher level cache in addition to fetching the requested data, wherein the overfetching of data is based at least in part on a current overfetch boundary, and provides for data is to be prefetched extending to the current overfetch boundary.