Re: [ECOS] Performance measurement

[Gary Thomas <gary at chez-thomas dot org>]

On Wed, 2002-06-05 at 07:04, Christer Kaivo-oja wrote:
> On Wednesday 05 June 2002 13.45, you wrote:
> > On Wed, Jun 05, 2002 at 12:38:16PM +0200, Christer Kaivo-oja wrote:
> > > On Wednesday 05 June 2002 11.27, you wrote:
> > > > The program is tm_basic. Its in the kernel tests directory.
> > > >
> > > >     Andrew
> > >
> > > Thank you very much.... Now the world is back to normal.. I'm having
> > > problems again... ;)
> > >
> > > I am able to run some of the kernel tests just fine (loading them using
> > > the gdb stub I have up and running), but when I try to run the tm_basic
> > > test, I get a SIGTRAP even before the startup breakpoint. The cygstart of
> > > tm_basic doesn't get called at all for some reason.. Any ideas on what it
> > > might be?
> >
> > Decode the sigtrap information. It should give you an program counter
> > at least. You can then work out what function it was in at the
> > time. That should give you some clues.
> >
> > tm_basic is probably not the best program for debugging a HAL. Its
> > probably the most compless.  I would get all the other test programs
> > working first. Run the hal/common onces first, then the kernel ones.
> 
> Well, all the other tests run just fine... Where can I find info on how to 
> decode the sigtrap?

What's the platform?

Can you send the exact output from GDB (I'm assuming that you run it
from GDB)?


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