http://gitorious.org/jnode/svn-mirror/blobs/master/core/src/core/org/jnode/vm/Unsafe.java
http://gitorious.org/jnode/svn-mirror/blobs/master/core/src/core/org/jnode/vm/VmAddress.java
et plus généralement
http://gitorious.org/jnode/svn-mirror/trees/master/core/src/core/org/jnode/vm