Tornado

Tornado 2.0
User’s Guide
From your development host, you can use CrossWind to do the following:
■
■
■
Spawn and debug tasks on the target system.
Attach to already-running tasks, whether spawned from your application,
from a shell, or from the debugger itself.
Use breakpoints and other debugging features at either the application level or
the system level.
■
View your application code as C or C++ source, as assembly-level code, or in
a mixed mode that shows both.
The debugger is described in 7. Debugger. Also see Debugging with GDB.
Browser
The Tornado browser is a system-object viewer, a graphical companion to the
Tornado shell. The browser provides display facilities to monitor the state of the
target system, including the following:
■
■
■
■
■
■
■
Summaries of active tasks (classified as system tasks or application tasks).
The state of particular tasks, including register usage, priority, and other
attributes.
Comparative CPU usage by the entire collection of tasks.
Stack consumption by all tasks.
Memory allocation.
Summary of modules linked dynamically into the run-time system.
Structure of any loaded object module.
■
Operating-system objects such as semaphores, message queues, memory
partitions, and watchdog timers.
The browser is described in 6. Browser.
WindView Software Logic Analyzer
WindView is the Tornado logic analyzer for real-time software. It is a dynamic
visualization tool that provides information about context switches, and the events
that lead to them, as well as information about instrumented objects.
8