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Sebinraj4d ago · 8 min read

A 32-bit Truncation, Three Fences and a GPU Test: Catching an Explicit-Fencing Bug in the Display Driver

How a long stored in an int made the display skip a fence wait, and how the GPU test I wrote keeps it from coming back Some kernel bugs hide for a long time because the code path that triggers them

sebinrajs.hashnode.dev

ChipsXAug 12, 2025 · 2 min read

Display Driver ICs — LCD, LED, OLED & More | ChipsX

Display Driver ICs are specialized integrated circuits that serve as the interface between a display module and the system’s control logic—such as a microcontroller (MCU), microprocessor (MPU), or other control circuitry. They translate digital or an...

chipsx.hashnode.dev