Date: Wed, 21 Mar 2001 15:25:34 +0600 (NOVT) From: Alexey Dokuchaev <danfe@inet.ssc.nsu.ru> To: Mike Smith <msmith@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: Some PCI-related programming things Message-ID: <Pine.LNX.4.10.10103211522410.16182-100000@inet.ssc.nsu.ru> In-Reply-To: <200103210915.f2L9FG502274@mass.dis.org>
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On Wed, 21 Mar 2001, Mike Smith wrote: > > > > Hey, that's not fair :-) I'd like to know how to do things the rigth way. > > > > > > You'll need to tell us what it is that you're actually doing, then, since > > > it's hard to guess from a tiny snippet like that. 8) > > > > Well, but if you didn't know, how could you tell that I'm doing something > > very wrong then? :-) > > Because dinking with PCI configuration space is usually the wrong thing > to do from userland. So what about pciconf(8)? > > > I was porting (that is, it's not mine) some linux code that walks thru PCI > > bus, searches for a particular device, and when it finds any, figures out > > their parameters and fills some structures. > > > > This code is used, actually, in char device driver. > > Mm, so what's it doing in userspace? 8) Did I say I'm doing it from userspace?! If I did (too lazy to dig into sent-mail), I beg your pardon :) -- Rgs, Alexey To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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