Installing Zephyr on a ZynqMP Cortex-R5 with gdbforge
Published at October 3, 2026 · 14 min read
Install Zephyr on the ZynqMP Cortex-R5 (RPU): west and SDK setup, the kv260_r5 overlay, the 64K ATCM wall, RTT vs UART0 console, and thread-aware GDB debugging.
ZynqMP Cortex-R5 under Linux RemoteProc: the Resource-Table Contract
Published at February 7, 2026 · 15 min read
The contract between Cortex-R5 firmware and Linux RemoteProc on ZynqMP: resource table, reserved memory, cache policy, the virtio/RPMsg handshake, and how to debug an R5 that Linux has already started.