From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261197AbUCKMOM (ORCPT ); Thu, 11 Mar 2004 07:14:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261203AbUCKMOM (ORCPT ); Thu, 11 Mar 2004 07:14:12 -0500 Received: from viefep19-int.chello.at ([213.46.255.28]:57639 "EHLO viefep19-int.chello.at") by vger.kernel.org with ESMTP id S261197AbUCKMOL (ORCPT ); Thu, 11 Mar 2004 07:14:11 -0500 Message-ID: <40505810.1070407@freemail.hu> Date: Thu, 11 Mar 2004 13:14:08 +0100 From: Boszormenyi Zoltan User-Agent: Mozilla/5.0 (X11; U; Linux i686; hu; rv:1.6) Gecko/20040115 X-Accept-Language: hu, en MIME-Version: 1.0 To: linux-kernel Subject: x86_64 IOMMU question Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, is it possible to use the IOMMU to help 32 bit devices that limit their capabilities with pci_set_dma_mask()? E.g. the emu10k1 limits itself under 256MB. Can the IOMMU pass the data to/from the card from/to above 256MB? -- Best regards, Zoltán Böszörményi --------------------- What did Hussein say about his knife? One in Bush worth two in the hand.