for the Braves: http://www.sabalsoftware.com/article_installingGnuCrossCompiler.php

• free 500Mb on hd
• get the sources: wget http://www.donat.org/archos/files/src.tar.bz2
• unpack: tar -jxvf src.tar.bz2
• mkdir build;cd build
• ../src/configure –target=calmrisc16-unknown-elf –prefix=/usr/local/calmrisc
• make
• have a cup of tea to reflect on your accomplishment. (and fix a string in the sources)
• make install (as root)
• celebrate