Xilinx/XRT
Jan 2025 – Oct 2025
7 Months active
Languages Used
CC++CMakeCMakeLists.txt
Technical Skills
Build SystemsCC++C++ DevelopmentConfiguration ParsingDebugging
pgschuey
PROFILE
Pgschuey
Paul Schumacher contributed to the Xilinx/XRT repository by developing and refining profiling, debugging, and configuration features for embedded FPGA systems. He unified and refactored C++ driver APIs, introduced hardware generation-aware utilities, and enhanced AIE event tracing to improve observability and maintainability. His work included implementing configuration parsing for hierarchical graph settings, consolidating profiling code into reusable base APIs, and addressing profiling accuracy through targeted bug fixes. Using C and C++, Paul focused on system integration and low-level programming, delivering solutions that improved performance analysis, reduced debugging time, and enabled more reliable cross-generation support for complex hardware environments.
Overall Statistics
Feature vs Bugs
60%Features
Repository Contributions
18Total
Bugs
6
Commits
18
Features
9
Lines of code
33,226
Activity Months7
Your Network
1309 people
Work History
October 2025
2 Commits
Oct 1, 2025October 2025 focused on stabilizing and improving profiling accuracy for Xilinx/XRT. Delivered two critical bug fixes in the profiling plugin: AIE Tile Channel Assignment Fix and VE2 DMA Event Handling and Mapping. The AIE fix refactors logic to prevent overwriting interface tile channel configurations and adds a duplicate-assignment warning to ensure metrics reflect actual hardware state. The VE2 fix conditionally adds DMA activity events for non-client builds and realigns event mappings so DMA-related activity maps to port stalled or idle states, improving compatibility across hardware generations and build types. These changes reduce metric inaccuracies, enhance cross-generation support, and strengthen profiling reliability. This work supports better optimization decisions and reduces post-deploy triage by providing clearer, more consistent performance signals.
2 Commits
Oct 1, 2025October 2025 focused on stabilizing and improving profiling accuracy for Xilinx/XRT. Delivered two critical bug fixes in the profiling plugin: AIE Tile Channel Assignment Fix and VE2 DMA Event Handling and Mapping. The AIE fix refactors logic to prevent overwriting interface tile channel configurations and adds a duplicate-assignment warning to ensure metrics reflect actual hardware state. The VE2 fix conditionally adds DMA activity events for non-client builds and realigns event mappings so DMA-related activity maps to port stalled or idle states, improving compatibility across hardware generations and build types. These changes reduce metric inaccuracies, enhance cross-generation support, and strengthen profiling reliability. This work supports better optimization decisions and reduces post-deploy triage by providing clearer, more consistent performance signals.
October 2025
August 2025
4 Commits • 3 Features
Aug 1, 2025August 2025 progress for Xilinx/XRT focused on hardware-generation awareness, traceability, and API maintainability. Delivered generation-specific width query utilities, enhanced AIE event tracing readability with port names, and internal refactors to unify trace configuration and IO graph ID handling. These changes improve performance through efficient static data usage, enable cross-implementation reuse, and provide clearer debugging and configuration pathways across hardware generations.
August 2025
4 Commits • 3 Features
Aug 1, 2025August 2025 progress for Xilinx/XRT focused on hardware-generation awareness, traceability, and API maintainability. Delivered generation-specific width query utilities, enhanced AIE event tracing readability with port names, and internal refactors to unify trace configuration and IO graph ID handling. These changes improve performance through efficient static data usage, enable cross-implementation reuse, and provide clearer debugging and configuration pathways across hardware generations.
July 2025
1 Commits • 1 Features
Jul 1, 2025In July 2025, delivered a focused refactor in the Xilinx/XRT project to improve XDP profiling and AIE plugin maintainability. The work restructures the profiling code to expose common base APIs for AIE plugins and consolidates related utilities into a new aie_base_util.h. This centralization reduces duplication, standardizes interfaces across AIE generations, and establishes a foundation for faster feature delivery and easier onboarding. The change is implemented via commit daea80238712358f6573b876dc4bd645350f3e19, enhancing code quality and long-term stability across the XDP/XRT stack.
1 Commits • 1 Features
Jul 1, 2025In July 2025, delivered a focused refactor in the Xilinx/XRT project to improve XDP profiling and AIE plugin maintainability. The work restructures the profiling code to expose common base APIs for AIE plugins and consolidates related utilities into a new aie_base_util.h. This centralization reduces duplication, standardizes interfaces across AIE generations, and establishes a foundation for faster feature delivery and easier onboarding. The change is implemented via commit daea80238712358f6573b876dc4bd645350f3e19, enhancing code quality and long-term stability across the XDP/XRT stack.
July 2025
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for Xilinx/XRT focusing on XDP Driver API unification across profiling/tracing configurations. Delivered a unified 16-bit temporary API flow with general-purpose XAie_EventLogicalToPhysicalConv and XAie_DmaWriteBd, improving maintainability and setting the stage for future XAie-driven optimizations in the XDP driver.
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary for Xilinx/XRT focusing on XDP Driver API unification across profiling/tracing configurations. Delivered a unified 16-bit temporary API flow with general-purpose XAie_EventLogicalToPhysicalConv and XAie_DmaWriteBd, improving maintainability and setting the stage for future XAie-driven optimizations in the XDP driver.
March 2025
3 Commits • 1 Features
Mar 1, 2025March 2025 (Xilinx/XRT) monthly summary: Delivered a user-facing Interface Tile Monitoring Capacity Warning to prevent misconfigurations when the number of PLIO interfaces exceeds the monitoring capacity of the current metric set; fixed AIE debug profiling data issues for s2mm_throughputs by introducing a new AIE debug event ID and refactoring device ID retrieval to ensure correct registration and identification; standardized license headers for the XDP AIE debug plugin to reflect current year range and SPDX license identifier, ensuring compliance and attribution. These changes improve configuration safety, observability, and compliance across the repository.
3 Commits • 1 Features
Mar 1, 2025March 2025 (Xilinx/XRT) monthly summary: Delivered a user-facing Interface Tile Monitoring Capacity Warning to prevent misconfigurations when the number of PLIO interfaces exceeds the monitoring capacity of the current metric set; fixed AIE debug profiling data issues for s2mm_throughputs by introducing a new AIE debug event ID and refactoring device ID retrieval to ensure correct registration and identification; standardized license headers for the XDP AIE debug plugin to reflect current year range and SPDX license identifier, ensuring compliance and attribution. These changes improve configuration safety, observability, and compliance across the repository.
March 2025
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for Xilinx/XRT focusing on observability enhancements and build-system improvements for VE2 XDP workflows.
February 2025
1 Commits • 1 Features
Feb 1, 2025February 2025 monthly summary for Xilinx/XRT focusing on observability enhancements and build-system improvements for VE2 XDP workflows.
January 2025
6 Commits • 2 Features
Jan 1, 2025January 2025: Focused on observability, cross-device debugging, and configuration reliability for Xilinx/XRT. Delivered VE2 microcontroller profiling/tracing with initial configuration options and device metrics for the AIE environment; implemented cross-device AIE Debug functionality; fixed latency calculation overflow by migrating latencyValues to uint64_t; improved xrt.ini graph settings parsing to reliably match graph names in hierarchical configurations. These workstreams enable deeper performance analysis, faster issue resolution, and more reliable configuration management.
6 Commits • 2 Features
Jan 1, 2025January 2025: Focused on observability, cross-device debugging, and configuration reliability for Xilinx/XRT. Delivered VE2 microcontroller profiling/tracing with initial configuration options and device metrics for the AIE environment; implemented cross-device AIE Debug functionality; fixed latency calculation overflow by migrating latencyValues to uint64_t; improved xrt.ini graph settings parsing to reliably match graph names in hierarchical configurations. These workstreams enable deeper performance analysis, faster issue resolution, and more reliable configuration management.
January 2025
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Quality Metrics
Correctness86.2%
Maintainability85.6%
Architecture83.4%
Performance72.8%
AI Usage21.2%
Skills & Technologies
Programming Languages
CC++CMakeCMakeLists.txt
Technical Skills
API DesignAPI DevelopmentAPI RefactoringBuild SystemsCC++C++ DevelopmentCode RefactoringConfiguration ParsingDebuggingDebugging ToolsDriver DevelopmentEmbedded SystemsFPGA DevelopmentHardware Abstraction
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