In the effort to simplify the installation procedure, the generic ARM code is now part of each QDK-ARM. This means that the generic \ports\arm\ directory is included in the code for AT91SAM7S, LPC213X, STR9 etc. Also, the directory \doc\ contains the Application Note explaining the generic ARM port.
The consequence of this design decision is that if you install multiple QDKs for ARM, you'll re-install the \ports\arm\ directory many times over. However, the whole installation is now simplified to just two steps: