I thought I'd pass these articles along for those who are interested.
They were written by Philippe Gerum, who currently maintains Adeos
and is the chief architect/maintainer of RTAI/fusion (which only
retains the name for historical reasons, but is actually a complete
rewrite):
http://download.gna.org/rtai/documentation/fusion/pdf/Life-with-Adeos.pdf
http://download.gna.org/rtai/documentation/fusion/pdf/Introduction-to-UVMs.pdf
http://download.gna.org/rtai/documentation/fusion/pdf/Native-API-Tour.pdf
Karim
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