Date: Wed, 26 Mar 2003 18:57:19 +0800 From: "Katinka Mills" <kat-free@kaqelectronics.dyndns.org> To: "Freebsd-Questions" <freebsd-questions@FreeBSD.ORG>, "David Rio" <drio@big.perpels.com> Subject: RE: usb device driver skeleton? Message-ID: <FPEOKJIFLCAMCIODEAJPOEAADMAA.kat-free@kaqelectronics.dyndns.org> In-Reply-To: <20030326103728.GA29001@big.perpels.com>
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> -----Original Message----- > From: owner-freebsd-questions@freebsd.org > [mailto:owner-freebsd-questions@freebsd.org]On Behalf Of David Rio > Sent: Wednesday, 26 March 2003 6:37 PM > To: taxman > Cc: freebsd-questions@freebsd.org > Subject: Re: usb device driver skeleton? > > > On Tue, Mar 25, 2003 at 08:48:03PM -0500, taxman wrote: > > On Tuesday 25 March 2003 12:15 pm, David Rio wrote: > > > Hi all: > > > > > > I want to port a linux device driver that I did to *BSD. I would > > > > That would be great. > > Yes.. We have to help BSD movement, if not linux will eat us. :) > > > > like to know if there is some source of information to develope > > > usb device drivers in freebsd. Handbook talks about usb in general, > > > an about device drivers but not about usb device drivers. My last > > > option is to read some usb DD already coded but before that I > would like > > > know if there is some other "beginner" source of information. > > > > Yep, the thing you need is the developers handbook. You can > get to it from > > the "other docs" page. Here is the USB section: > > > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbo > ok/usb.html > > I have looked this page, but there they explain how the usb > system works and > there is no USB comment code. > > > > > Beyond that, the source of other drivers will be what you need. > I think > > you'll want to look at the ugen(4) manpage and code too, > > That is better. But ugen(4), if I am not wrong, it is a API for > create userland > drivers. > I would like to write a real usb char device driver. May I ask what USB device you are writing for, as I am looking at developing a USB interface for UPS support so NUT can use my UPS (ATM I can only use it under Linux ikkies)So we may be able to share knowledge and reach both our goals faster. BTW is there a USB team in FreeBSD ? Regards, Kat. --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.443 / Virus Database: 248 - Release Date: 10/01/2003
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