Patents by Inventor David Puffer

David Puffer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20250209010
    Abstract: An apparatus to facilitate scalable centralized error queues in a processing architecture is disclosed. The apparatus includes a processor comprising a systems interface hosting an error aggregator, wherein the processor is to host at least one centralized error queue in the error aggregator, the at least one centralized error queue is to store error logs for errors detected by components of the processor; receive an error reporting message from a component of the components of the processor, the error reporting message corresponding to an error detected by the component; and log the error as an entry in the at least one centralized error queue based on an error type of the error.
    Type: Application
    Filed: December 22, 2023
    Publication date: June 26, 2025
    Applicant: Intel Corporation
    Inventors: David Puffer, Soumya S. Sonnenahalli, Vaidyanathan Krishnamoorthy
  • Publication number: 20250209021
    Abstract: Embodiments described herein provide techniques to facilitate scalable interrupts and workload submission for a virtualized graphics processor. The techniques include memory-based interrupt reporting and shared work queue submission for multiple software domains.
    Type: Application
    Filed: December 3, 2024
    Publication date: June 26, 2025
    Applicant: Intel Corporation
    Inventors: David Puffer, Ankur Shah, Niranjan Cooray, Bryan White, Balaji Vembu, Hema Chand Nalluri, Kritika Bala
  • Publication number: 20250209003
    Abstract: An apparatus to facilitate an error injection architecture in a processing environment is disclosed. The apparatus includes at least one register to enable an error injection; and error injection hardware circuitry communicably coupled to the at least one register, wherein the error injection hardware circuitry is to: determine a type of the error injection configured in the at least one register, wherein the at least one register is configured via a memory-mapped input/output (MMIO) interface of the error injection hardware circuitry; inject an error in accordance with the type of the error injection, wherein the error is injected to at least one of a parity-protected storage unit, an error correction code (ECC)-protected storage unit, a parity-protected fabric agent, or an ECC-protected fabric agent; and log a status of the error injection using the at least one register.
    Type: Application
    Filed: December 22, 2023
    Publication date: June 26, 2025
    Applicant: Intel Corporation
    Inventors: Soumya S. Sonnenahalli, David Puffer, Gustavo Patricio Espinosa
  • Publication number: 20250173308
    Abstract: Embodiments are generally directed to graphics processor data access and sharing. An embodiment of an apparatus includes a circuit element to produce a result in processing of an application; a load-store unit to receive the result and generate pre-fetch information for a cache utilizing the result; and a prefetch generator to produce prefetch addresses based at least in part on the pre-fetch information; wherein the load-store unit is to receive software assistance for prefetching, and wherein generation of the pre-fetch information is based at least in part on the software assistance.
    Type: Application
    Filed: November 25, 2024
    Publication date: May 29, 2025
    Applicant: Intel Corporation
    Inventors: Altug Koker, Varghese George, Aravindh Anantaraman, Valentin Andrei, Abhishek R. Appu, Niranjan Cooray, Nicolas Galoppo Von Borries, Mike MacPherson, Subramaniam Maiyuran, ElMoustapha Ould-Ahmed-Vall, David Puffer, Vasanth Ranganathan, Joydeep Ray, Ankur N. Shah, Lakshminarayanan Striramassarma, Prasoonkumar Surti, Saurabh Tangri
  • Publication number: 20250117356
    Abstract: Methods and apparatus relating to techniques for multi-tile memory management. In an example, a graphics processor includes an interposer, a first chiplet coupled with the interposer, the first chiplet including a graphics processing resource and an interconnect network coupled with the graphics processing resource, cache circuitry coupled with the graphics processing resource via the interconnect network, and a second chiplet coupled with the first chiplet via the interposer, the second chiplet including a memory-side cache and a memory controller coupled with the memory-side cache. The memory controller is configured to enable access to a high-bandwidth memory (HBM) device, the memory-side cache is configured to cache data associated with a memory access performed via the memory controller, and the cache circuitry is logically positioned between the graphics processing resource and a chiplet interface.
    Type: Application
    Filed: October 15, 2024
    Publication date: April 10, 2025
    Applicant: Intel Corporation
    Inventors: Abhishek R. Appu, Altug Koker, Aravindh Anantaraman, Elmoustapha Ould-Ahmed-Vall, Valentin Andrei, Nicolas Galoppo Von Borries, Varghese George, Mike Macpherson, Subramaniam Maiyuran, Joydeep Ray, Lakshminarayanan Striramassarma, Scott Janus, Brent Insko, Vasanth Ranganathan, Kamal Sinha, Arthur Hunter, Prasoonkumar Surti, David Puffer, James Valerio, Ankur N. Shah
  • Publication number: 20250095099
    Abstract: One embodiment provides a graphics processor comprising a system interface and circuitry coupled with the system interface. The circuitry includes an execution resource and a preemption status register. The execution resource is configured to execute an instruction. During execution of the instruction, the execution resource is to receive a request to preempt execution of a thread associated with the instruction and, based on a value stored in the preemption status register, execute at least one additional instruction after receipt of the request to preempt execution of the thread.
    Type: Application
    Filed: September 23, 2024
    Publication date: March 20, 2025
    Applicant: Intel Corporation
    Inventors: Altug Koker, Ingo Wald, David Puffer, Subramaniam M. Maiyuran, Prasoonkumar Surti, Balaji Vembu, Guei-Yuan Lueh, Murali Ramadoss, Abhishek R. Appu, Joydeep Ray
  • Patent number: 12229069
    Abstract: Methods and apparatus for an accelerator controller hub (ACH). The ACH may be a stand-alone component or integrated on-die or on package in an accelerator such as a GPU. The ACH may include a host device link (HDL) interface, one or more Peripheral Component Interconnect Express (PCIe) interfaces, one or more high performance accelerator link (HPAL) interfaces, and a router, operatively coupled to each of the HDL interface, the one or more PCIe interfaces, and the one or more HPAL interfaces. The HDL interface is configured to be coupled to a host CPU via an HDL link and the one or more HPAL interfaces are configured to be coupled to one or more HPALs that are used to access high performance accelerator fabrics (HPAFs) such as NVlink fabrics and CCIX (Cache Coherent Interconnect for Accelerators) fabrics. Platforms including ACHs or accelerators with integrated ACHs support RDMA transfers using RDMA semantics to enable transfers between accelerator memory on initiators and targets without CPU involvement.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: February 18, 2025
    Assignee: Intel Corporation
    Inventors: Pratik Marolia, Andrew Herdrich, Rajesh Sankaran, Rahul Pal, David Puffer, Sayantan Sur, Ajaya Durg
  • Patent number: 12204487
    Abstract: Embodiments are generally directed to graphics processor data access and sharing. An embodiment of an apparatus includes a circuit element to produce a result in processing of an application; a load-store unit to receive the result and generate pre-fetch information for a cache utilizing the result; and a prefetch generator to produce prefetch addresses based at least in part on the pre-fetch information; wherein the load-store unit is to receive software assistance for prefetching, and wherein generation of the pre-fetch information is based at least in part on the software assistance.
    Type: Grant
    Filed: January 17, 2024
    Date of Patent: January 21, 2025
    Assignee: INTEL CORPORATION
    Inventors: Altug Koker, Varghese George, Aravindh Anantaraman, Valentin Andrei, Abhishek R. Appu, Niranjan Cooray, Nicolas Galoppo Von Borries, Mike MacPherson, Subramaniam Maiyuran, ElMoustapha Ould-Ahmed-Vall, David Puffer, Vasanth Ranganathan, Joydeep Ray, Ankur N. Shah, Lakshminarayanan Striramassarma, Prasoonkumar Surti, Saurabh Tangri
  • Patent number: 12197358
    Abstract: Embodiments described herein provide techniques to facilitate scalable interrupts and workload submission for a virtualized graphics processor. The techniques include memory-based interrupt reporting and shared work queue submission for multiple software domains.
    Type: Grant
    Filed: August 31, 2023
    Date of Patent: January 14, 2025
    Assignee: Intel Corporation
    Inventors: David Puffer, Ankur Shah, Niranjan Cooray, Bryan White, Balaji Vembu, Hema Chand Nalluri, Kritika Bala
  • Publication number: 20250004981
    Abstract: Methods and apparatus relating to techniques for multi-tile memory management. In an example, a graphics processor includes an interposer, a first chiplet coupled with the interposer, the first chiplet including a graphics processing resource and an interconnect network coupled with the graphics processing resource, cache circuitry coupled with the graphics processing resource via the interconnect network, and a second chiplet coupled with the first chiplet via the interposer, the second chiplet including a memory-side cache and a memory controller coupled with the memory-side cache. The memory controller is configured to enable access to a high-bandwidth memory (HBM) device, the memory-side cache is configured to cache data associated with a memory access performed via the memory controller, and the cache circuitry is logically positioned between the graphics processing resource and a chiplet interface.
    Type: Application
    Filed: August 2, 2024
    Publication date: January 2, 2025
    Applicant: Intel Corporation
    Inventors: Abhishek R. Appu, Altug Koker, Aravindh Anantaraman, Elmoustapha Ould-Ahmed-Vall, Valentin Andrei, Nicolas Galoppo Von Borries, Varghese George, Mike Macpherson, Subramaniam Maiyuran, Joydeep Ray, Lakshminarayana Striramassarma, Scott Janus, Brent Insko, Vasanth Ranganathan, Kamal Sinha, Arthur Hunter, Prasoonkumar Surti, David Puffer, James Valerio, Ankur N. Shah
  • Patent number: 12182062
    Abstract: Methods and apparatus relating to techniques for multi-tile memory management. In an example, a graphics processor includes an interposer, a first chiplet coupled with the interposer, the first chiplet including a graphics processing resource and an interconnect network coupled with the graphics processing resource, cache circuitry coupled with the graphics processing resource via the interconnect network, and a second chiplet coupled with the first chiplet via the interposer, the second chiplet including a memory-side cache and a memory controller coupled with the memory-side cache. The memory controller is configured to enable access to a high-bandwidth memory (HBM) device, the memory-side cache is configured to cache data associated with a memory access performed via the memory controller, and the cache circuitry is logically positioned between the graphics processing resource and a chiplet interface.
    Type: Grant
    Filed: October 7, 2022
    Date of Patent: December 31, 2024
    Assignee: Intel Corporation
    Inventors: Abhishek R. Appu, Altug Koker, Aravindh Anantaraman, Elmoustapha Ould-Ahmed-Vall, Valentin Andrei, Nicolas Galoppo Von Borries, Varghese George, Mike Macpherson, Subramaniam Maiyuran, Joydeep Ray, Lakshminarayanan Striramassarma, Scott Janus, Brent Insko, Vasanth Ranganathan, Kamal Sinha, Arthur Hunter, Prasoonkumar Surti, David Puffer, James Valerio, Ankur N. Shah
  • Patent number: 12131402
    Abstract: One embodiment provides a graphics processor comprising a system interface and circuitry coupled with the system interface. The circuitry includes an execution resource and a preemption status register. The execution resource is configured to execute an instruction. During execution of the instruction, the execution resource is to receive a request to preempt execution of a thread associated with the instruction and, based on a value stored in the preemption status register, execute at least one additional instruction after receipt of the request to preempt execution of the thread.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: October 29, 2024
    Assignee: Intel Corporation
    Inventors: Altug Koker, Ingo Wald, David Puffer, Subramaniam M. Maiyuran, Prasoonkumar Surti, Balaji Vembu, Guei-Yuan Lueh, Murali Ramadoss, Abhishek R. Appu, Joydeep Ray
  • Patent number: 12099461
    Abstract: Methods and apparatus relating to techniques for multi-tile memory management. In an example, an apparatus comprises a cache memory, a high-bandwidth memory, a shader core communicatively coupled to the cache memory and comprising a processing element to decompress a first data element extracted from an in-memory database in the cache memory and having a first bit length to generate a second data element having a second bit length, greater than the first bit length, and an arithmetic logic unit (ALU) to compare the data element to a target value provided in a query of the in-memory database. Other embodiments are also disclosed and claimed.
    Type: Grant
    Filed: March 14, 2020
    Date of Patent: September 24, 2024
    Assignee: INTEL CORPORATION
    Inventors: Abhishek R. Appu, Altug Koker, Aravindh Anantaraman, Elmoustapha Ould-Ahmed-Vall, Valentin Andrei, Nicolas Galoppo Von Borries, Varghese George, Mike Macpherson, Subramaniam Maiyuran, Joydeep Ray, Lakshminarayanan Striramassarma, Scott Janus, Brent Insko, Vasanth Ranganathan, Kamal Sinha, Arthur Hunter, Prasoonkumar Surti, David Puffer, James Valerio, Ankur N. Shah
  • Patent number: 12067641
    Abstract: One embodiment provides a parallel processor comprising a memory interface and a processing array coupled with the memory interface. The processing array is configured to address memory accessed via the memory interface via a virtual address mapping and includes circuitry to resolve a page fault for the virtual address mapping, wherein each of the multiple compute blocks is separately preemptable.
    Type: Grant
    Filed: May 20, 2022
    Date of Patent: August 20, 2024
    Assignee: Intel Corporation
    Inventors: Altug Koker, Ingo Wald, David Puffer, Subramaniam M. Maiyuran, Prasoonkumar Surti, Balaji Vembu, Guei-Yuan Lueh, Murali Ramadoss, Abhishek R. Appu, Joydeep Ray
  • Publication number: 20240256483
    Abstract: Embodiments are generally directed to graphics processor data access and sharing. An embodiment of an apparatus includes a circuit element to produce a result in processing of an application; a load-store unit to receive the result and generate pre-fetch information for a cache utilizing the result; and a prefetch generator to produce prefetch addresses based at least in part on the pre-fetch information; wherein the load-store unit is to receive software assistance for prefetching, and wherein generation of the pre-fetch information is based at least in part on the software assistance.
    Type: Application
    Filed: January 17, 2024
    Publication date: August 1, 2024
    Applicant: Intel Corporation
    Inventors: Altug Koker, Varghese George, Aravindh Anantaraman, Valentin Andrei, Abhishek R. Appu, Niranjan Cooray, Nicolas Galoppo Von Borries, Mike MacPherson, Subramaniam Maiyuran, ElMoustapha Ould-Ahmed-Vall, David Puffer, Vasanth Ranganathan, Joydeep Ray, Ankur N. Shah, Lakshminarayanan Striramassarma, Prasoonkumar Surti, Saurabh Tangri
  • Publication number: 20240232094
    Abstract: One embodiment provides circuitry coupled with cache memory and a memory interface, the circuitry to compress compute data at multiple cache line granularity, and a processing resource coupled with the memory interface and the cache memory. The processing resource is configured to perform a general-purpose compute operation on compute data associated with multiple cache lines of the cache memory. The circuitry is configured to compress the compute data before a write of the compute data via the memory interface to the memory bus, in association with a read of the compute data associated with the multiple cache lines via the memory interface, decompress the compute data, and provide the decompressed compute data to the processing resource.
    Type: Application
    Filed: January 5, 2024
    Publication date: July 11, 2024
    Applicant: Intel Corporation
    Inventors: Abhishek R. Appu, Altug Koker, Joydeep Ray, David Puffer, Prasoonkumar Surti, Lakshminarayanan Striramassarma, Vasanth Ranganathan, Kiran C. Veernapu, Balaji Vembu, Pattabhiraman K
  • Publication number: 20240095201
    Abstract: Embodiments described herein provide techniques to facilitate scalable interrupts and workload submission for a virtualized graphics processor. The techniques include memory-based interrupt reporting and shared work queue submission for multiple software domains.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 21, 2024
    Applicant: Intel Corporation
    Inventors: David Puffer, Ankur Shah, Niranjan Cooray, Bryan White, Balaji Vembu, Hema Chand Nalluri, Kritika Bala
  • Patent number: 11934342
    Abstract: Embodiments are generally directed to graphics processor data access and sharing. An embodiment of an apparatus includes a circuit element to produce a result in processing of an application; a load-store unit to receive the result and generate pre-fetch information for a cache utilizing the result; and a prefetch generator to produce prefetch addresses based at least in part on the pre-fetch information; wherein the load-store unit is to receive software assistance for prefetching, and wherein generation of the pre-fetch information is based at least in part on the software assistance.
    Type: Grant
    Filed: March 14, 2020
    Date of Patent: March 19, 2024
    Assignee: INTEL CORPORATION
    Inventors: Altug Koker, Varghese George, Aravindh Anantaraman, Valentin Andrei, Abhishek R. Appu, Niranjan Cooray, Nicolas Galoppo Von Borries, Mike MacPherson, Subramaniam Maiyuran, ElMoustapha Ould-Ahmed-Vall, David Puffer, Vasanth Ranganathan, Joydeep Ray, Ankur N. Shah, Lakshminarayanan Striramassarma, Prasoonkumar Surti, Saurabh Tangri
  • Patent number: 11868264
    Abstract: One embodiment provides circuitry coupled with cache memory and a memory interface, the circuitry to compress compute data at multiple cache line granularity, and a processing resource coupled with the memory interface and the cache memory. The processing resource is configured to perform a general-purpose compute operation on compute data associated with multiple cache lines of the cache memory. The circuitry is configured to compress the compute data before a write of the compute data via the memory interface to the memory bus, in association with a read of the compute data associated with the multiple cache lines via the memory interface, decompress the compute data, and provide the decompressed compute data to the processing resource.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: January 9, 2024
    Assignee: Intel Corporation
    Inventors: Abhishek R. Appu, Altug Koker, Joydeep Ray, David Puffer, Prasoonkumar Surti, Lakshminarayanan Striramassarma, Vasanth Ranganathan, Kiran C. Veernapu, Balaji Vembu, Pattabhiraman K
  • Publication number: 20240004713
    Abstract: In an example, an apparatus comprises a plurality of execution units comprising at least a first type of execution unit and a second type of execution unit and logic, at least partially including hardware logic, to analyze a workload and assign the workload to one of the first type of execution unit or the second type of execution unit. Other embodiments are also disclosed and claimed.
    Type: Application
    Filed: August 1, 2023
    Publication date: January 4, 2024
    Applicant: Intel Corporation
    Inventors: Abhishek R. APPU, Altug KOKER, Balaji VEMBU, Joydeep RAY, Kamal SINHA, Prasoonkumar SURTI, Kiran C. VEERNAPU, Subramaniam MAIYURAN, Sanjeev S. Jahagirdar, Eric J. Asperheim, Guei-Yuan Lueh, David Puffer, Wenyin Fu, Nikos Kaburlasos, Bhushan M. Borole, Josh B. Mastronarde, Linda L. Hurd, Travis T. Schluessler, Tomasz Janczak, Abhishek Venkatesh, Kai Xiao, Slawomir Grajewski