Problem starting trace experiment with gdb and TSIM-LEON3

Daniel Jacobowitz
Sat Sep 13 17:07:00 GMT 2008

On Sat, Sep 13, 2008 at 05:49:22PM +0200, J R wrote:
> Hi,
> I've tried to use the GDB Tracepoint Feature.
> I'm using:
> - sparc-rtems-gdb for debugging my program
> - tsim-leon3 simulator from Gaisler Research as the remote target
> And I'm getting this error message:
> "Trace can only be run on remote targets."
> A little more explanation of how I do it:
> 1/ The tsim-leon3 user manual says for the command "hist":
> "hist [length]: Enable the instruction trace buffer. The length last executed
> instructions will be placed in the trace buffer. A hist command without length
> will display the trace  buffer. Specifying a zero trace length will disable the
> trace buffer."
> => So I understand that tsim-leon3 know how to collect trace data, am I right?

Maybe, maybe not.  You'd have to ask the people you got the simulator

> (gdb) target extended-remote localhost:1234

> (gdb) tstart
> Trace can only be run on remote targets.

This bug was fixed after GDB 6.3; please upgrade.

Daniel Jacobowitz

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