From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 11 Feb 2003 22:58:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 11 Feb 2003 22:58:31 -0500 Received: from desnol.ru ([217.150.58.11]:18438 "EHLO desnol.ru") by vger.kernel.org with ESMTP id ; Tue, 11 Feb 2003 22:58:30 -0500 From: "agri" To: maxxle@t-online.de (maxxle), linux-kernel@vger.kernel.org Reply-To: agri@desnol.ru Subject: Re: Can't enable dma on /dev/hda Date: Wed, 12 Feb 2003 07:06:40 +0800 Message-Id: <20030212070640.M56325@desnol.ru> In-Reply-To: <1044991886.3923.43.camel@sam> References: <1044991886.3923.43.camel@sam> X-Mailer: Open WebMail 1.64 20020415 X-OriginatingIP: 217.150.59.18 (agri) MIME-Version: 1.0 Content-Type: text/plain; charset=koi8-r Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I suppose that your chip is not supported by kernel. :-( Kernel support only 82C*** chips... as you see, it's not your chip. i have VT82C598 bridge, and dma is available on my system. Agri ---------- Original Message ----------- From: maxxle@t-online.de (maxxle) To: linux-kernel@vger.kernel.org Sent: 11 Feb 2003 19:31:16 +0000 Subject: Can't enable dma on /dev/hda > Hi! > > I'm running a debian 3.0 System using kernel 2.4.19 (also tried > 2.4.20). On this system it's not possible to enable dma on /dev/hda > (HDD IDE) > > The MoBo is a VIA Board called VIA-C3M266 (CLE266 chipset) > Northbridge: VT8623 > Southbridge: VT8235 > > My kernel is compiled with this features: > ATAPI/IDE/MFM/RLL support --> IDE, ATA and ATAPI Block devices --> > [*] generic PCI bus-master DMA support > [*] Use PCI DMA by default when available > [*] VIA82CXXX chipset support > > And this is what hdparm tels me: > hdparm -d 1 /dev/hda: > > /dev/hda: > setting using_dma to 1 (on) > HDIO_SET_DMA failed: Operation not permitted > using_dma = 0 (off) > > What can I do to force my system to run using dma on /dev/hda. > Or is my CLE266 chipset a bit too new for being supported by 2.4.19/20? > > Hope somebody is able to help me > > maxxle > > - > 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/ ------- End of Original Message -------