From owner-freebsd-alpha Fri Sep 1 2:25:52 2000 Delivered-To: freebsd-alpha@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 5F7C237B422; Fri, 1 Sep 2000 02:25:49 -0700 (PDT) Received: (from jhb@localhost) by pike.osd.bsdi.com (8.9.3/8.9.3) id CAA24053; Fri, 1 Sep 2000 02:25:37 -0700 (PDT) (envelope-from jhb) From: John Baldwin Message-Id: <200009010925.CAA24053@pike.osd.bsdi.com> Subject: Re: cvs commit: src/sys/alpha/alpha busspace.c busdma_machdep.c clock.c dec_1000a.c dec_2100_a50.c dec_2100_a500.c dec_axppc In-Reply-To: <200008282148.OAA24980@freefall.freebsd.org> from Doug Rabson at "Aug 28, 2000 02:48:17 pm" To: Doug Rabson Date: Fri, 1 Sep 2000 02:25:37 -0700 (PDT) Cc: cvs-committers@FreeBSD.org, alpha@FreeBSD.org X-Mailer: ELM [version 2.4ME+ PL68 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Doug Rabson wrote: > dfr 2000/08/28 14:48:13 PDT > > Log: > * Completely rewrite the alpha busspace to hide the implementation from > the drivers. > * Remove legacy inx/outx support from chipset and replace with macros > which call busspace. > * Rework pci config accesses to route through the pcib device instead of > calling a MD function directly. > > With these changes it is possible to cleanly support machines which have > more than one independantly numbered PCI busses. As a bonus, the new > busspace implementation should be measurably faster than the old one. Ugh. This breaks the device probe on my PWS 500au. IIRC, it is dying with a machine check exception after probing fd0. I'll try to hook this up to a serial console at my workstation tomorrow to study it some more. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.cslab.vt.edu/~jobaldwi/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message