Date: Wed, 12 May 1999 10:23:45 +0100 (BST) From: Doug Rabson <dfr@nlsystems.com> To: Noriyuki Soda <soda@sra.co.jp> Cc: current@freebsd.org Subject: Re: cvs commit: src/sys/pci pcisupport.c Message-ID: <Pine.BSF.4.05.9905121021430.423-100000@herring.nlsystems.com> In-Reply-To: <199905120901.SAA04493@srapc288.sra.co.jp>
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On Wed, 12 May 1999, Noriyuki Soda wrote: > NOTE: Please Cc: soda@sra.co.jp, I am not subscribing this mailing > list, because I am a NetBSD user. :-) > > > > It depends on old-config, so poor mechanism. newconfig already > > > implimented best match probe/attach. > > > > And a very useful mechanism it is. Which is why I implemented priority > > ordered probes in -current. > > Hmm, I thought this cannot be done correctly on new-bus, because > the new-bus kicks match/attach routine from SYSINIT(). It is apparent > that this fails in dynamic configuration case, because a potencial > candidate of drivers which is dynamically loaded first always matches. > This behaviour can not be called as "best match", but "first match". :-) > Of course, dynamic configuration of newconfig solves this problem. > > Was this behaviour of the new-bus changed in -current ? Yes. > BTW, there are many fundamental design flaws in new-bus, so I don't > think new-bus is comparable with newconfig, yet, even if priority > probe is implemented. For example: I'm not going to reply to these points as I suspect it will lead to a pointless flame thread. I would prefer to discuss these issues in person at Usenix. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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