genode/tool/run/log/serial

##
# Get the output of the target machine via serial connection
#
# \param --log-serial-cmd   Cmd that is executed to capture the output
#

source [genode_dir]/tool/run/log.inc


set default_serial_cmd "picocom -b 115200 /dev/ttyUSB0"


proc log_serial_cmd { } {
	global default_serial_cmd
	return [get_cmd_arg --log-serial-cmd $default_serial_cmd]
}


##
# Log output of the test machine via serial device
#
proc run_log { wait_for_re timeout_value } {
	global output_spawn_id

	set timeout 60
	while {true} {
		eval spawn [log_serial_cmd]
		set output_spawn_id $spawn_id
		expect {
			"Genode \[0-9]\[0-9]\.\[0-9]\[0-9]"  {
				wait_for_output $wait_for_re $timeout_value $output_spawn_id;
				return true;
			}
			eof          { continue; }
			timeout      {
				puts stderr "Boot process timed out";
				close;
				return false;
			}
		}
	}
}