Re: building device drivers for FreeBSD 7.2+ /AMD64

On Saturday 20 June 2009 06:23:33 Kevin Oberman wrote:
> > Date: Fri, 19 Jun 2009 21:04:53 -0700
> > From: "Sean P. Dew" <freebsd.work_at_gmail.com>
> > Sender: owner-freebsd-current_at_freebsd.org
> >
> > Is there any tutorial/book on building device drivers for Free BSD?
>
> The canonical one is "The FreeBSD Developers' Handbook"
> (http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/i
>ndex.html)
>
> Also, see the FreeBSD Documentation pages for information on paper
> books. http://www.freebsd.org/publish.html
>
> While a bit out of date, Kirk McKusick and George Neville-Neil's "The
> Design and Implementation of the FreeBSD Operating System", ISBN
> 4-7561-4679-1 is still probably the most detailed presentation on the
> OS internals. Based on FreeBSD 5.2, it is the modern kernel and driver
> design, but it is still nearly 5 years old.

You might also want to look at the driver(9) man page and those linked 
from there.  In addition check out jmg's 2006 BSDCan Presentation:
http://www.bsdcan.org/2006/papers/freebsd.device.driver.slides.pdf
http://www.bsdcan.org/2006/papers/freebsd.driver.pdf

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