After lunch (at a pub), John- Dan Langille ended the confer- find that the paper summaries Mark Garner (
[email protected]) ence by giving away books and contained in this overview are gave a presentation about writ- T-shirts. Some books were given extremely brief and are intended ing device drivers in FreeBSD. Of to people chosen randomly [by only to help you identify those course, you can’t learn how to using random() to assign num- papers you would like to read in write device drivers in an hour, bers to all attendees, then sort- full. Those readers interested in a but Garner did a good job of pro- ing] and for various feats. Some- longer summary should refer to viding an overview of the frame- one won a book by spending the Digest of Proceedings that work available. I finally learned over six hours trying to get appears at the end of the work- what has happened to minor de- through Canadian customs. shop proceedings. This digest in- vices (made unnecessary because (There was actually someone cludes a summary of the discus- of devfs). Garner also talked who had spent longer, but he sions that followed each of the about softc, a newer, more effi- had already won a book.) presentations. cient framework for writing de- This overview is based on the vice drivers, about how re- HotMobile 2006: 7th IEEE written notes taken by two stu- sources (memory, IRQs, and Workshop on Mobile Comput- dent volunteers, Tapan Parikh ports) should be handled, and ing Systems and Applications and Alex Varshavsky.