From owner-freebsd-sparc64@FreeBSD.ORG Thu Feb 17 22:06:11 2005 Return-Path: Delivered-To: freebsd-sparc64@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 803A916A4CE for ; Thu, 17 Feb 2005 22:06:11 +0000 (GMT) Received: from newtrinity.zeist.de (newtrinity.zeist.de [217.24.217.8]) by mx1.FreeBSD.org (Postfix) with ESMTP id CC77A43D54 for ; Thu, 17 Feb 2005 22:06:10 +0000 (GMT) (envelope-from marius@newtrinity.zeist.de) Received: from newtrinity.zeist.de (localhost [127.0.0.1]) j1HM69J0039663; Thu, 17 Feb 2005 23:06:09 +0100 (CET) (envelope-from marius@newtrinity.zeist.de) Received: (from marius@localhost) by newtrinity.zeist.de (8.12.11/8.12.10/Submit) id j1HM63EP039662; Thu, 17 Feb 2005 23:06:03 +0100 (CET) (envelope-from marius) Date: Thu, 17 Feb 2005 23:06:03 +0100 From: Marius Strobl To: Pyun YongHyeon Message-ID: <20050217230603.S18907@newtrinity.zeist.de> References: <86a92e307b2dd4a18e91120078ad0f11@symacx.com> <86a92e307b2dd4a18e91120078ad0f11@symacx.com> <20050216121647.GB91200@ida.interface-business.de> <20050216140208.A6222@newtrinity.zeist.de> <20050217024834.GC81013@kt-is.co.kr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20050217024834.GC81013@kt-is.co.kr>; from yongari@kt-is.co.kr on Thu, Feb 17, 2005 at 11:48:34AM +0900 X-AntiVirus: checked by AntiVir Milter (version: 1.1.0-3; AVE: 6.29.0.16; VDF: 6.29.0.134; host: newtrinity.zeist.de) cc: Joerg Wunsch cc: freebsd-sparc64@freebsd.org cc: Olivier Cherrier Subject: Re: Onboard SCSI controller support on Ultra 2 X-BeenThere: freebsd-sparc64@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Porting FreeBSD to the Sparc List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Feb 2005 22:06:11 -0000 On Thu, Feb 17, 2005 at 11:48:34AM +0900, Pyun YongHyeon wrote: > On Wed, Feb 16, 2005 at 02:02:08PM +0100, Marius Strobl wrote: > [...] > > > > > > > > > > The prob i did find was with QFE card support; they all appear as > > > > > hme, have the correct individual MAC addresses--- but little else, > > > > > and errors galore. > > > > > > The QFE actually *is* a quad HME card, that's why FreeBSD uses the > > > same driver for it. What kind of problems do you have with it? > > > > > > I've only used PCI-based QFEs so far, but never encountered any > > > problems with them -- they even make a fine Quad card in IA32 machines > > > now that FreeBSD supports them outside of OpenFirmware systems. > > > > > > > AFAIK the SBus QFE cards only have a single interrupt for all four > > HMEs and the FreeBSD hme(4) doesn't take this into account. > > > AFAIK HME interrupt handler is called with softc argument. So I guess > there is no problem since it can correctly find an instance of softc > and related information. Depends on how it actually works. I can't remember were I read about it but my impression was that it doesn't work like a shared IRQ in the usual sense. Anyway, there were reports in the past that SBus QFE don't work properly and act like not getting interrupts. Marius