ARM Version 1.6 manual Debugging an image, Getting started

Getting Started with RealView Debugger

3.5Debugging an image

Chapter 4 Quick-start Tutorial provides details on using the features of RealView

Debugger with your images. This section summarizes how to start debugging with

RealView Debugger:

•Getting started

•Code views on page 3-15

•Viewing target status on page 3-15.

3.5.1Getting started

You can start debugging your image when you have completed the following steps:

1.Start RealView Debugger, see Starting RealView Debugger on page 3-2.

2.Connect to your target, see Making a connection on page 3-5.

3.Set top of memory, if appropriate, see Setting top of memory for a session on page 3-8.

4.Load your image, see Loading an image on page 3-10.

To start your debugging session:

1.Select Edit → Editing Controls → Show Line Numbers to display line numbers.

This is not necessary but might help you to follow the examples.

2.Right-click in the first entry in the Memory pane, <NoAddr>, and select Set New Start Address... from the context menu.

3.Enter a value as the start address for the area of interest, for example 0x8008.

4.Click Set to confirm the setting and close the dialog box.

5.Click on the Src tab in the File Editor pane.

6.Set a simple, unconditional breakpoint at line 149 in dhry_1.c, Proc_5();, by double-clicking on the line number.

If the line number is not visible, then double-click inside the gray area at the left of the required statement in the File Editor pane to set the breakpoint.

7.Set a watch by right-clicking on the variable Int_1_Loc at line 152 in dhry_1.c so that it is underlined in red. Select Watch from the context menu.

3-14 Copyright © 2002 ARM Limited. All rights reserved. ARM DUI 0181B