Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965290AbWKNMeS (ORCPT ); Tue, 14 Nov 2006 07:34:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965541AbWKNMeR (ORCPT ); Tue, 14 Nov 2006 07:34:17 -0500 Received: from torres.zugschlus.de ([85.10.211.154]:34540 "EHLO torres.zugschlus.de") by vger.kernel.org with ESMTP id S965290AbWKNMeQ (ORCPT ); Tue, 14 Nov 2006 07:34:16 -0500 Date: Tue, 14 Nov 2006 13:34:15 +0100 From: Marc Haber To: linux-kernel@vger.kernel.org Subject: Re: ttyS0 not working any more, LSR safety check engaged Message-ID: <20061114123415.GA10984@torres.l21.ma.zugschlus.de> References: <20061111114352.GA9206@torres.l21.ma.zugschlus.de> <20061111115016.GA24112@flint.arm.linux.org.uk> <20061111123455.GB9206@torres.l21.ma.zugschlus.de> <20061111153005.GA28277@flint.arm.linux.org.uk> <20061111130656.c9bae39f.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061111130656.c9bae39f.akpm@osdl.org> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4040 Lines: 133 On Sat, Nov 11, 2006 at 01:06:56PM -0800, Andrew Morton wrote: > /proc/ioports and /proc/iomem might contain hints - can we see those please? Sure: $ cat /proc/ioports 0000-001f : dma1 0020-0021 : pic1 0040-0043 : timer0 0050-0053 : timer1 0060-006f : keyboard 0070-0077 : rtc 0080-008f : dma page reg 00a0-00a1 : pic2 00c0-00df : dma2 00f0-00ff : fpu 0130-0137 : smsc-ircc2 01f0-01f7 : ide0 02f8-02ff : smsc-ircc2 0378-037a : parport0 03c0-03df : vga+ 03e8-03ef : serial 03f6-03f6 : ide0 03f8-03ff : serial 04d0-04d1 : pnp 00:0d 0cf8-0cff : PCI conf1 1000-107f : 0000:00:1f.0 1000-107f : motherboard 1000-1003 : ACPI PM1a_EVT_BLK 1004-1005 : ACPI PM1a_CNT_BLK 1008-100b : ACPI PM_TMR 1010-1015 : ACPI CPU throttle 1020-1020 : ACPI PM2_CNT_BLK 1028-102f : ACPI GPE0_BLK 1100-113f : 0000:00:1f.0 1100-113f : motherboard 1100-113f : pnp 00:0d 1200-121f : 0000:00:1f.3 1200-121f : motherboard 1200-121f : pnp 00:0d 1200-121f : i801_smbus 2000-2fff : PCI Bus #01 2000-20ff : 0000:01:00.0 3000-30ff : 0000:00:1f.5 3000-30ff : Intel 82801DB-ICH4 3400-34ff : 0000:00:1f.6 3400-34ff : Intel 82801DB-ICH4 Modem 3800-387f : 0000:00:1f.6 3800-387f : Intel 82801DB-ICH4 Modem 3880-38bf : 0000:00:1f.5 3880-38bf : Intel 82801DB-ICH4 38c0-38df : 0000:00:1d.0 38c0-38df : uhci_hcd 38e0-38ff : 0000:00:1d.1 38e0-38ff : uhci_hcd 3c00-3c1f : 0000:00:1d.2 3c00-3c1f : uhci_hcd 3c20-3c2f : 0000:00:1f.1 3c20-3c27 : ide0 3c28-3c2f : ide1 4000-5fff : PCI Bus #02 4000-40ff : PCI CardBus #03 4400-44ff : PCI CardBus #03 4800-48ff : PCI CardBus #05 4c00-4cff : PCI CardBus #05 5000-50ff : PCI CardBus #09 5400-54ff : PCI CardBus #09 $ cat /proc/iomem 00000000-0009fbff : System RAM 0009fc00-0009ffff : reserved 000a0000-000bffff : Video RAM area 000c0000-000cffff : Video ROM 000f0000-000fffff : System ROM 00100000-3ffcffff : System RAM 00100000-0037dada : Kernel code 0037dadb-003fd087 : Kernel data 3ffd0000-3fff0bff : reserved 3fff0c00-3fffbfff : ACPI Non-volatile Storage 3fffc000-3fffffff : reserved 50000000-56ffffff : PCI Bus #02 50000000-51ffffff : PCI CardBus #03 52000000-53ffffff : PCI CardBus #05 54000000-55ffffff : PCI CardBus #09 56000000-5600ffff : 0000:02:0e.0 57000000-570003ff : 0000:00:1f.1 58000000-59ffffff : PCI CardBus #03 5a000000-5bffffff : PCI CardBus #05 5c000000-5dffffff : PCI CardBus #09 90000000-903fffff : PCI Bus #02 90000000-9000ffff : 0000:02:0e.0 90000000-9000ffff : tg3 90080000-90083fff : 0000:02:0d.0 90100000-90100fff : 0000:02:04.0 90100000-90100fff : ipw2200 90180000-90180fff : 0000:02:06.0 90180000-90180fff : yenta_socket 90200000-90200fff : 0000:02:06.1 90200000-90200fff : yenta_socket 90280000-90280fff : 0000:02:06.2 90300000-90300fff : 0000:02:06.3 90300000-90300fff : yenta_socket 90380000-903807ff : 0000:02:0d.0 90380000-903807ff : ohci1394 90400000-904fffff : PCI Bus #01 90400000-9040ffff : 0000:01:00.0 90420000-9043ffff : 0000:01:00.0 98000000-9fffffff : PCI Bus #01 98000000-9fffffff : 0000:01:00.0 a0000000-a00003ff : 0000:00:1d.7 a0000000-a00003ff : ehci_hcd a0100000-a01001ff : 0000:00:1f.5 a0100000-a01001ff : Intel 82801DB-ICH4 a0180000-a01800ff : 0000:00:1f.5 a0180000-a01800ff : Intel 82801DB-ICH4 b0000000-bfffffff : 0000:00:00.0 $ I now suspect a user space issue, since the port is there and functional when I boot with init=/bin/sh. I'll see what udev is doing with my resources. Greetings Marc -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Mannheim, Germany | lose things." Winona Ryder | Fon: *49 621 72739834 Nordisch by Nature | How to make an American Quilt | Fax: *49 621 72739835 - 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/