A network driver for the Allwinner h5

This is a continuation of work begun in January of 2026. The goal is to develop a network driver for the Allwinner H5 chip on my Orange Pi PC2 board.

• Introduction
• My setup (hardware)
• The Realtek 8211E chip
• The H5 emac controller
• Unify h5 and h3 source for Kyu
• Driver sources we could study
• Ethernet IEEE 802.3 standards
• Debug an abort in the EMAC driver
• Longs and pointers on 64 bit ARM
• Wireshark
• Debugging - chapter 1
• DAIF and interrupts
• Cache questions
• Cache sets and ways
• RAM - how much and where