08/02/2021

GDB extension to support branch tracing on ARM processors using CoreSight ETM supports now remote protocol. This enables tracing and debugging applications running on a Cortex A from a PC using common IDEs like Eclipse.  Source code is available here.

05/12/2020

GDB extension to support branch tracing on ARM processors using CoreSight ETM supports now Cortex A processors from ARMv7 and ARMv8 families. Source code are available here.

16/08/2020

First prototype of an affordable debugger for Cortex M, capable of collecting the traces from a TPIU port produced. The bring-up went successfully.

14/02/2020

Gdb extension to support branch tracing on ARM processors using CoreSight ETM in progress. Initial version available here. A howto build and use this feature is available here.

15/07/2019

A request for comment entitled "GDB process record and replay with ARM CoreSight" is published on CoreSight and GDB mail lists at Linaro.org.

01/03/2019

A proof of concept for an ARM CoreSight ETM trace port analyzer is realized. The prototype is capable of collecting ETM traces of a cortex M4 core running at 168MHz.