From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 29 Dec 2003 18:11:48 +0000 (GMT) Received: from p508B5A82.dip.t-dialin.net ([IPv6:::ffff:80.139.90.130]:46571 "EHLO mail.linux-mips.net") by linux-mips.org with ESMTP id ; Mon, 29 Dec 2003 18:11:47 +0000 Received: from dea.linux-mips.net (localhost [127.0.0.1]) by mail.linux-mips.net (8.12.8/8.12.8) with ESMTP id hBTIBha5006179; Mon, 29 Dec 2003 19:11:43 +0100 Received: (from ralf@localhost) by dea.linux-mips.net (8.12.8/8.12.8/Submit) id hBTIBdjU006178; Mon, 29 Dec 2003 19:11:39 +0100 Date: Mon, 29 Dec 2003 19:11:39 +0100 From: Ralf Baechle To: "Kevin D. Kissell" Cc: Mark and Janice Juszczec , linux-mips@linux-mips.org Subject: Re: gdbserver and Re: hardware questions Message-ID: <20031229181139.GA5946@linux-mips.org> References: <002401c3ce16$b44b1e10$10eca8c0@grendel> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <002401c3ce16$b44b1e10$10eca8c0@grendel> 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: 3850 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 Mon, Dec 29, 2003 at 03:18:58PM +0100, Kevin D. Kissell wrote: > If you want more of a "large format" mipsel platform > to experiment with, you might be able to find an old > "RISC PC" from Siemens or NEC with an R4000 > configured little-endian to run NT. Maybe Ralf has > one in his attic he'd care to sell you. ;o) Unfortunately no. Since Thomas Bogendoerfer stopped maintaining the Olivetti support the support for MIPS Magnum 4000, MIPS Millenium, Olivetti M700-10 and Acer PICA is rotting away ... > I've never used gdbserver myself. I did manage to get > some use out of the old 2.2-style kernel gdb hooks. > I don't know that it's the root of your problem, but > you should definitely get getty/shells off of whatever > serial port you're trying to use for debug. In theory, > there are protocols to multiplex serial ports between > gdb streams and other stuff, but I've never had any > luck with them. You may also need to make sure that > you're starting gdb and gdbserver in the right order. > Certainly, that was the case when booting with kgdb. We have a special GDB console kernel option which is meant to support exactly that kind of gdb + console multiplexing. Ralf