From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 11 Aug 2003 20:32:12 +0100 (BST) Received: from mx2.mips.com ([IPv6:::ffff:206.31.31.227]:31187 "EHLO mx2.mips.com") by linux-mips.org with ESMTP id ; Mon, 11 Aug 2003 20:32:10 +0100 Received: from newman.mips.com (ns-dmz [206.31.31.225]) by mx2.mips.com (8.12.5/8.12.5) with ESMTP id h7BJVPMO007685; Mon, 11 Aug 2003 12:31:25 -0700 (PDT) Received: from uhler-linux.mips.com (uhler-linux [192.168.65.120]) by newman.mips.com (8.9.3/8.9.0) with ESMTP id MAA14771; Mon, 11 Aug 2003 12:32:07 -0700 (PDT) Subject: Re: C0 config reg for 5k core From: Mike Uhler To: David Kesselring Cc: linux-mips@linux-mips.org In-Reply-To: References: Content-Type: text/plain Organization: MIPS Technologies, Inc. Message-Id: <1060630328.1071.20.camel@uhler-linux.mips.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.0 Date: 11 Aug 2003 12:32:08 -0700 Content-Transfer-Encoding: 7bit Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 3017 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: uhler@mips.com Precedence: bulk X-list: linux-mips Bit 0 of Config1 is FPU-present. Bit 4 is "Performance counters present". I guarantee you that the 5K family implements this pattern. /gmu On Mon, 2003-08-11 at 11:28, David Kesselring wrote: > Has anyone else built linux 2.4 for a 5k or 5kf core? When comparing cpu.h > and the MIPS64 5K Processor Core Family Software Users Manual it doesn't > look to me that the c0-config1 reg is defined the same way. Am I reading > something wrong? For example in the spec FPU flag is bit0 while in cpu.h > it is bit4. Seems pretty basic. > > David Kesselring > Atmel MMC > dkesselr@mmc.atmel.com > 919-462-6587 -- Michael Uhler, Chief Technology Officer MIPS Technologies, Inc. Email: uhler@mips.com Pager:uhler_p@mips.com 1225 Charleston Road Voice: (650)567-5025 FAX: (650)567-5225 Mountain View, CA 94043 Mobile: (650)868-6870 Admin: (650)567-5085