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The GNU Mach kernel debugger ddb is a powerful built-in debugger
with a gdb like syntax. It is enabled at compile time using the
--enable-kdb option. Whenever you want to enter the debugger
while running the kernel, you can press the key combination
Ctrl-Alt-D.
| • Operation: | Basic architecture of the kernel debugger. | |
| • Commands: | Available commands in the kernel debugger. | |
| • Variables: | Access of variables from the kernel debugger. | |
| • Expressions: | Usage of expressions in the kernel debugger. |