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[Gdb] Re: [uClinux-dev] Can I use gdbserver without BDM device to debug
From: |
David McCullough |
Subject: |
[Gdb] Re: [uClinux-dev] Can I use gdbserver without BDM device to debug ColdFire applicat ion |
Date: |
Tue, 15 Jun 2004 09:40:06 +1000 |
User-agent: |
Mutt/1.5.4i |
Jivin Chen Qi-A18263 lays it down ...
> > Hi, all:
> > I have encountered a problem while I am using the GDB server to debug a
> > coldfire application:
> >
> > I use the following steps for my 5272 application ( uClinux kernel 2.4,
> > gcc3.3.3 ):
> > 1. on the target board, run gdbserver first
> >
> > gdbserver :2000 test.flt
> >
> > 2. on host pc:
> >
> > ./m68k-bdm-elf-gdb test.flt.gdb
> > (gdb) target remote 200.2.1.51:2000
> > Remote debugging using 200.2.1.51:2000
> > 0x00f00048 in _start ()
> > (gdb) n
> > Single stepping until exit from function _start,
> > which has no line number information.
> > Software breakpoints not implemented for this target.
> >
> > It told me that "Software breakpoints not implemented for this target",
> > Can any one give me some suggestion of how to deal this problems?
Are you using XIP ? Sounds like you may be running from ROM, and you
cannot set SW break points in ROM (the default breakpoint type). Check
out the following, it might help:
http://www.ucdot.org/article.pl?sid=03/01/30/0548223
The section on debugging applications is the most relevant,
Cheers,
Davidm
--
David McCullough, address@hidden Ph:+61 7 34352815 http://www.SnapGear.com
Custom Embedded Solutions + Security Fx:+61 7 38913630 http://www.uCdot.org