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Re: Ctrl-c problem


Then it should work if you are using any current KGDB patch.  You can
try echoing '\003' out the serial port (echo '\003' > /dev/ttyS0) and
see if that stops it.

On Mon, Dec 02, 2002 at 11:17:17AM -0500, Richard Brunelle wrote:
> My target platform is a x86 single board computer running a PentiumMMX @ 
> 266 MHz.
> Its seen as a standard PC with extra hardware on it (analog to digital 
> converter).
> 
> Daniel Jacobowitz wrote:
> 
> >On Fri, Nov 29, 2002 at 04:07:14PM -0500, Richard Brunelle wrote:
> > 
> >
> >>Hi,
> >>
> >>I'm doing kernel debugging through the use of gdb running on a 
> >>development machine and a gdb stub running on a target machine. The 
> >>latter is acheive with the kgdb patch applied to a kernel 2.4.18. This 
> >>patch allows me to connect a development PC to a target PC through a 
> >>serial line. It allows me to remotely debug a patched kernel. The 
> >>connection works fine, I'm able to connect gdb to the target machine at 
> >>boot time (target remote /dev/tyS0). The problem is not hardware. I am 
> >>able to step in the kernel code at this time. After a few step, I resume 
> >>the execution of the kernel with the continue command.
> >>
> >>My problem comes when I want to stop the execution of the target kernel 
> >>with gdb. Usually Ctrl-c is used to stop the execution of the running 
> >>process. So I hit Ctrl-c but the kernel never stop.
> >>
> >>Is there any configuration for gdb to enable Ctrl-c?
> >>
> >>Does anyone ever experience this problem?
> >>   
> >>
> >
> >What's your target platform?  C-c works using the x86 KGDB stub.  I
> >don't know if it works on PowerPC, and it definitely doesn't work on
> >MIPS.  This is a stub question.
> >
> > 
> >
> 
> 
> 

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer


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