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Mori Fumita

PROFILE

Mori Fumita

Worked on the Zephyr4Microchip/zephyr repository to deliver promiscuous mode support in the NXP Ethernet driver, enabling enhanced network monitoring for enterprise applications. Used Embedded C and the Zephyr networking stack to advertise the ETHERNET_PROMISC_MODE capability, ensuring that promiscuous mode remains enabled after initialization and cannot be disabled at runtime. Addressed a critical runtime configuration issue by returning -EINVAL when disabling was attempted, aligning driver behavior with initialization assumptions. The work focused on robust driver development and configuration management, with changes captured in two targeted patches, improving network visibility and supporting reliable telemetry workflows in embedded systems environments.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
1
Lines of code
13
Activity Months1

Your Network

493 people

Work History

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026 (Zephyr4Microchip/zephyr): Delivered Promiscuous mode support in the NXP Ethernet driver and reinforced runtime configuration to ensure consistent monitoring behavior. Implemented advertisement of ETHERNET_PROMISC_MODE capability, preserved promiscuous mode after initialization, and added support to configure it via runtime settings. Fixed a critical bug preventing the disabling of promiscuous mode at runtime by returning -EINVAL, aligning behavior with initialization assumptions. These changes enhance network visibility for monitoring apps and improve driver robustness, aligning with the product's focus on reliable telemetry and enterprise workflows. Technologies: Embedded C, Zephyr networking stack, driver capabilities, config management; commit-driven, with changes captured in two patches for the NXP Ethernet driver.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C

Technical Skills

C programmingdriver developmentembedded systemsnetwork programming

Repositories Contributed To

1 repo

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Zephyr4Microchip/zephyr

Feb 2026 Feb 2026
1 Month active

Languages Used

C

Technical Skills

C programmingdriver developmentembedded systemsnetwork programming