Published at November 30, 2025 · 2 min read
Senior Embedded Linux & BSP Engineer with deep hands-on experience in real-time systems, ARM/Jetson platforms, FPGA integration, and end-to-end embedded software architecture.
PCIe, BAR0, and DMA Explained with QEMU
Published at September 24, 2025 · 9 min read
Deep dive into how PCIe BAR0 registers control DMA engines, how devices become Bus Masters, and how to debug the logic with QEMU and Linux kernel drivers.