From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30325 invoked by alias); 1 Oct 2002 23:56:00 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 30315 invoked from network); 1 Oct 2002 23:55:59 -0000 Received: from unknown (HELO crack.them.org) (65.125.64.184) by sources.redhat.com with SMTP; 1 Oct 2002 23:55:59 -0000 Received: from nevyn.them.org ([66.93.61.169] ident=mail) by crack.them.org with asmtp (Exim 3.12 #1 (Debian)) id 17wXno-0003EQ-00; Tue, 01 Oct 2002 19:55:48 -0500 Received: from drow by nevyn.them.org with local (Exim 3.35 #1 (Debian)) id 17wWsL-0005uI-00; Tue, 01 Oct 2002 19:56:25 -0400 Date: Tue, 01 Oct 2002 16:56:00 -0000 From: Daniel Jacobowitz To: Wenxiang Dai Cc: gdb@sources.redhat.com Subject: Re: gdbserver with PowerPC 8260 Message-ID: <20021001235625.GA22691@nevyn.them.org> Mail-Followup-To: Wenxiang Dai , gdb@sources.redhat.com References: <20021001232109.GA21272@nevyn.them.org> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.1i X-SW-Source: 2002-10/txt/msg00016.txt.bz2 I don't know anything about the timesys software. It's only been tested with glibc and I suspect timesys is using uclibc. Sorry, you'll have to solve this on your own. On Tue, Oct 01, 2002 at 07:30:11PM -0400, Wenxiang Dai wrote: > Yes, it's in my nfs lib directory, first time I try to run the gdbserver, it > says need the libthread_db, so I copy it into the nfs lib directory, then > the gdbserver can run, do u mean this library is not OK. I am using the > timesys package for the target. Thanks > > -----Original Message----- > From: Daniel Jacobowitz [mailto:drow@mvista.com] > Sent: Tuesday, October 01, 2002 7:21 PM > To: Wenxiang Dai > Cc: gdb@sources.redhat.com > Subject: Re: gdbserver with PowerPC 8260 > > > > Program received signal SIG32, Real-time event 32. > > If you get that message, multithreaded debug is not working. Is > libthread_db available on your target? > > On Tue, Oct 01, 2002 at 07:13:16PM -0400, Wenxiang Dai wrote: > > I downloaded the latest GDB code "gdb+dejagnu-weekly-20021001.tar.bz2" > from > > sources.rehat.com, and rebuild the gdbserver and gdb for powerpc target, > > then I used the gdbserver to debug a multi-threads programme in target, if > > the breakpoint was set in main routine, it's OK, but if the break point > was > > set within any other child thread, the break point can be hit, however, > the > > debug cusor is not shown and the gdb say it is going to libc.so, if I say > n, > > the target programme will crash. > > > > I try to set "solib-search-path" to the target share lib path, the problem > > remains same. > > > > I used nfs to map the root file system to target. > > > > Any thought? Any suggestion? > > > > Thanks > > > > here is the display of the gdb > > > > GNU DDD 3.3.1 (i386-redhat-linux-gnu), by Dorothea Lütkehaus and Andreas > > Zeller. > > Copyright © 1995-1999 Technische Universität Braunschweig, Germany. > > Copyright © 1999-2001 Universität Passau, Germany. > > (gdb) set solib-search-path /exports/rfs/lib > > (gdb) file /home/wxdai/work/ipdslam/icm/apps/build/nmgt/bin.mpc/nmgt > > (gdb) list clib_pass.c:1 > > Line 1 of "../../../../icm/apps/nmgt/cli_b/clib_pass.c" is at address > > 0x1003ff94 but contains no code. > > > > > /home/wxdai/work/ipdslam/icm/apps/nmgt/cli_b/clib_pass.c:1:0:beg:0x1003ff94 > > (gdb) break ../../../../icm/apps/nmgt/cli_b/clib_pass.c:20 > > Breakpoint 1 at 0x1003ffb4: file > > ../../../../icm/apps/nmgt/cli_b/clib_pass.c, > > line 20. > > (gdb) target remote 172.16.133.231:12345 > > 0x30010660 in ?? () > > (gdb) handle SIG32 nostop > > (gdb) c > > > > Program received signal SIG32, Real-time event 32. > > > > Program received signal SIG32, Real-time event 32. > > > > Program received signal SIG32, Real-time event 32. > > > > Program received signal SIG32, Real-time event 32. > > > > Program received signal SIGTRAP, Trace/breakpoint trap. > > 0x0ff12e00 in ngettext () from /lib/libc.so.6 > > (gdb) c > > > > > > -- > Daniel Jacobowitz > MontaVista Software Debian GNU/Linux Developer > > -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer