Re: gdbserver with PowerPC 8260

[Daniel Jacobowitz <drow@mvista.com>]

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 <enable_prv_func> 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