Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261370AbVARAvm (ORCPT ); Mon, 17 Jan 2005 19:51:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261371AbVARAvm (ORCPT ); Mon, 17 Jan 2005 19:51:42 -0500 Received: from gate.crashing.org ([63.228.1.57]:5075 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S261370AbVARAvl (ORCPT ); Mon, 17 Jan 2005 19:51:41 -0500 Subject: Re: [PATCH] PPC64 pmac hotplug cpu From: Benjamin Herrenschmidt To: Chris Friesen Cc: Zwane Mwaikambo , Andrew Morton , Linux PPC64 , Anton Blanchard , Linux Kernel list In-Reply-To: <41EBD662.1080409@nortelnetworks.com> References: <1105827794.27410.82.camel@gaston> <1105937266.4534.0.camel@gaston> <41EBD662.1080409@nortelnetworks.com> Content-Type: text/plain Date: Tue, 18 Jan 2005 11:49:15 +1100 Message-Id: <1106009355.4533.19.camel@gaston> Mime-Version: 1.0 X-Mailer: Evolution 2.0.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 857 Lines: 22 On Mon, 2005-01-17 at 09:14 -0600, Chris Friesen wrote: > Benjamin Herrenschmidt wrote: > > > Well.. the cache flush part requires some not-really-documentd stuff on > > the 970, but I'll try to come up with something. > > Details? We've got a cache-flush routine put together based on the > documentation that seems to be working, but if there's something else > that has to be done I'd love to know about it. Well, I don't have all the details at hand right now, but it involves using SCOM (with appropriate workarounds for CPU SCOM bugs on some 970's) to switch the L2 to direct addressing iirc. Ben. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/