From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Fri, 20 Aug 2004 21:45:07 +0100 (BST) Received: from p508B7A8B.dip.t-dialin.net ([IPv6:::ffff:80.139.122.139]:46974 "EHLO mail.linux-mips.net") by linux-mips.org with ESMTP id ; Fri, 20 Aug 2004 21:45:02 +0100 Received: from fluff.linux-mips.net (fluff.linux-mips.net [127.0.0.1]) by mail.linux-mips.net (8.12.11/8.12.8) with ESMTP id i7KKingX014406; Fri, 20 Aug 2004 22:44:49 +0200 Received: (from ralf@localhost) by fluff.linux-mips.net (8.12.11/8.12.11/Submit) id i7KKillb014405; Fri, 20 Aug 2004 22:44:47 +0200 Date: Fri, 20 Aug 2004 22:44:47 +0200 From: Ralf Baechle To: Thiemo Seufer Cc: Tim Lai , Eric DeVolder , linux-mips@linux-mips.org Subject: Re: problem with prefetch in user space Message-ID: <20040820204447.GA14260@linux-mips.org> References: <41235841.6090105@amd.com> <20040818153148.GI23756@rembrandt.csv.ica.uni-stuttgart.de> <20040818171342.GN23756@rembrandt.csv.ica.uni-stuttgart.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040818171342.GN23756@rembrandt.csv.ica.uni-stuttgart.de> User-Agent: Mutt/1.4.1i 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: 5705 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: ralf@linux-mips.org Precedence: bulk X-list: linux-mips On Wed, Aug 18, 2004 at 07:13:42PM +0200, Thiemo Seufer wrote: > Something like: > > __asm__ __volatile__( > ".set push\n" > ".set mips4\n" > "pref " PREF_OP ", 0(%0)\n" > ".set pop\n" > : "=r" (addr)); > > For more information: "info gcc" and the kernel sources. A few years ago somebody wrote a nice howto on inline assembler that also contains all the architecture specifics. Should be possible to track it down via your favorite search engine. Ralf