From owner-freebsd-current@FreeBSD.ORG Wed May 12 23:32:37 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DDB7116A4CE for ; Wed, 12 May 2004 23:32:37 -0700 (PDT) Received: from smtp-out6.xs4all.nl (smtp-out6.xs4all.nl [194.109.24.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id 30CF843D53 for ; Wed, 12 May 2004 23:32:37 -0700 (PDT) (envelope-from wkb@freebie.xs4all.nl) Received: from freebie.xs4all.nl (freebie.xs4all.nl [213.84.32.253]) by smtp-out6.xs4all.nl (8.12.10/8.12.10) with ESMTP id i4D6WRew072962; Thu, 13 May 2004 08:32:27 +0200 (CEST) Received: from freebie.xs4all.nl (localhost [127.0.0.1]) by freebie.xs4all.nl (8.12.11/8.12.9) with ESMTP id i4D6VuO9012602; Thu, 13 May 2004 08:31:56 +0200 (CEST) (envelope-from wkb@freebie.xs4all.nl) Received: (from wkb@localhost) by freebie.xs4all.nl (8.12.11/8.12.11/Submit) id i4D6Vopi012601; Thu, 13 May 2004 08:31:50 +0200 (CEST) (envelope-from wkb) Date: Thu, 13 May 2004 08:31:50 +0200 From: Wilko Bulte To: ticso@cicely.de Message-ID: <20040513063150.GA12583@freebie.xs4all.nl> References: <40A26162.9030607@cronyx.ru> <20040513054339.E13728@gamplex.bde.org> <20040513012959.GS70900@cicely12.cicely.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040513012959.GS70900@cicely12.cicely.de> User-Agent: Mutt/1.4.1i X-OS: FreeBSD 4.10-BETA X-PGP: finger wilko@freebsd.org cc: freebsd-current@freebsd.org cc: Roman Kurakin Subject: Re: Sio & Puc memory mapped X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 May 2004 06:32:38 -0000 On Thu, May 13, 2004 at 03:30:00AM +0200, Bernd Walter wrote: > On Thu, May 13, 2004 at 05:48:55AM +1000, Bruce Evans wrote: > > On Wed, 12 May 2004, Roman Kurakin wrote: > > > > > Does any body workin on support for memory mapped serial adapters? > > > As I understand puc (4) allows to add support for such card, but sio (4) > > > cant > > > serve them any way. > > > If nobody doesn't, why so? If no one of developers bother, does anybody > > > wants this support? > > > > There is little need for it, because it is normal for pci 16550 cards to > > have i/o-mapped memory (possibly both memory-mapped and i/o mapped). > > alphas don't setup i/o space behind PCI-PCI bridges. > Not that I've ever seen a bridged puc card and I'm not aware of any > alpha with onboard PCI-PCI bridges. Hm, I'm pretty sure AS1000A and AS2100A have them. > Having io space is optionaly acording to PCI specs anyway and cards as > well as drivers (at least architecture idependent) shouldn't rely on > that. > > -- > B.Walter BWCT http://www.bwct.de > bernd@bwct.de info@bwct.de > > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" ---end of quoted text--- -- Wilko Bulte wilko@FreeBSD.org