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Guide to ARMv8-A Vector Tables and Exception Handling

Master the ARMv8-A vector table structure. Learn how VBAR_ELn registers, the 16 fixed offsets, and exception levels work with minimal assembly examples.

Embedded Systems

Microcontroller

Ethernet for Embedded Developers: PHY, MDIO, MAC, and DMA Descriptors from Scratch

Master the embedded Ethernet hardware stack. Learn how PHY, MDIO, MAC, and DMA descriptors work together from scratch before writing bare-metal firmware.

Embedded Systems

Microcontroller

Embedded Security

ARMv8-A Exception Levels Explained: From EL0 to EL3

Learn how ARMv8-A Exception Levels enforce hardware privilege. A complete guide to kernel (EL1), hypervisor (EL2), and secure monitor (EL3) transitions.

Linux

Embedded Systems

How Linux Loads Shared Libraries: Dynamic Linking, GOT, and PLT

Ever wondered how Linux handles shared libraries across different memory layouts? Dive deep into Position Independent Code (PIC), the Global Offset Table (GOT), and Procedure Linkage Table (PLT). Learn how the dynamic linker (ld.so) manages lazy binding and symbol resolution to make modern software efficient and portable. Perfect for systems programmers and C/C++ developers.

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Our blog: useful articles and resources

Guide to ARMv8-A Vector Tables and Exception Handling

Ethernet for Embedded Developers: PHY, MDIO, MAC, and DMA Descriptors from Scratch

ARMv8-A Exception Levels Explained: From EL0 to EL3

How Linux Loads Shared Libraries: Dynamic Linking, GOT, and PLT

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