## Using Your DDK

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### Debuggers

Tool Description:

Note: The OS/2 debug kernel has been moved to The Developer Connection and can be found in The Developer Connection Catalog. The online book OS/2 Debug Kernel Reference can be found in The Developer Connection Browser.

The OS/2 debug kernel is a specially built kernel that replaces the OS/2 kernel and adds the following debugging support, which is useful for debugging device drivers:

Breakpoints
Debug register breakpoints
Memory dumps and queries
Hot patching
Reverse assemble
Symbolics

To access this program, select the Japanese debug kernel from The Developer Connection Catalog. You will be given the choice of viewing information about the product, trying the product (if applicable), or installing the product.