From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MbfRS-00035G-Hq for qemu-devel@nongnu.org; Thu, 13 Aug 2009 14:54:26 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MbfRO-00033H-Sw for qemu-devel@nongnu.org; Thu, 13 Aug 2009 14:54:26 -0400 Received: from [199.232.76.173] (port=55065 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MbfRO-00033C-ON for qemu-devel@nongnu.org; Thu, 13 Aug 2009 14:54:22 -0400 Received: from mail-fx0-f207.google.com ([209.85.220.207]:44516) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MbfRO-0004x3-D1 for qemu-devel@nongnu.org; Thu, 13 Aug 2009 14:54:22 -0400 Received: by fxm3 with SMTP id 3so1270061fxm.8 for ; Thu, 13 Aug 2009 11:54:21 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <4A7F85B4.5050406@earthlink.net> References: <4A7F7E91.5000903@earthlink.net> <4A7F85B4.5050406@earthlink.net> From: Blue Swirl Date: Thu, 13 Aug 2009 21:54:01 +0300 Message-ID: Subject: Re: [Qemu-devel] sparc sun4m changes Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Robert Reif Cc: qemu-devel@nongnu.org On Mon, Aug 10, 2009 at 5:28 AM, Robert Reif wrote: > Robert Reif wrote: >> >> I just took a look at the sun4m interrupt controller and noticed >> the recent changes. =C2=A0There are at least 3 different interrupt >> controllers used by sun4m: ss600mp with VME and MBUS >> specific support, ss 10/20 with MBUS support and ss 4/5/lx >> with slavio support. =C2=A0This doesn't even address the java stations. >> >> intbit_to_level in slavio_intctrl.c needs to be different for each >> controller chip used. =C2=A0There also needs to be a controller specific >> interrupt mask used. >> >> The NCR slavio chip is only used for single processor systems >> (ss 4/5/lx). =C2=A0It is a subset of the ss 10/20 which is a subset of t= he >> ss600mp. =C2=A0We really should address these differences. >> > I forgot to mention the ss 10/20 uses an STP 2014 SBus to EBus > Interface Controller. =C2=A0I have a paper copy of the User's Guide. =C2= =A0I > can have it scanned to a pdf if necessary. I didn't find EBus on SS 10/20 OF trees, what's it used for? More docs would be nice, though. > The ss600mp uses ASICs with no documentation other than > the sun4m System Architecture manual and SPARCsystem 600MP > VMEbus Implementation Guide on: > http://wikis.sun.com/display/FOSSdocs/Home. > There has been no activity in a year, are all devices documented already?