GDB
From ArmadeusWiki
On this page you will find all you need to debug your applications running on your Armadeus board
First of all, be sure to have installed the Toolchain During Cross Compiler configuration be sure to have choosen GDB for the Host and GDBserver options
Debugging on target from Host
On target launch your program like that:
# gdbserver 192.168.0.2:2345 program
192.168.0.2 is the IP address of your Host and 2345 the port number to use
On your host launch:
$ arm-linux-gdb program (gdb) target remote 192.168.0.3:2345
192.168.0.3 is the address of your target