gdbserver version quandry

[Daniel Jacobowitz]

On Thu, Nov 06, 2003 at 11:10:58AM +1000, John Williams wrote:
> Daniel Jacobowitz wrote:
> >On Thu, Nov 06, 2003 at 10:50:00AM +1000, John Williams wrote:
> >
> >>Hi folks,
> >>
> >>I have recently completed a port of uClinux to the Xilinx Microblaze 
> >>soft-processor architecture.
> >>
> >>http://www.itee.uq.edu.au/~jwilliams/mblaze-uclinux.
> >>
> >>I am now investigating providing gdbserver support for this architecture.
> >
> >If your gdb 5.0 port supports remote debugging at all, then probably
> >easiest is to take the most recent version of gdbserver and work from
> >that.  Then adapt it to speak to your older client.  Not much should be
> >required.
> 
> Yes - microblaze gdb 5.0 does supoprt remote debugging.  Xilinx never 
> intended to support (uC)linux, so they wrote their own gdbserver-type 
> program to run on the host, which then communicates with a stub on the 
> target via a proprietary serial interface.
> 
> So then, the question becomes:  is there any info online about providing 
> new arch support for gdb/gdbserver?

About gdb, see the gdbint manual.  About gdbserver, no.

> Also looking at gdbserver version strings in the Makefiles - I see that 
> gdbserver versions don't track gdb versions.  In both the gdb5.0 and 
> gdb5.1 distributions, the gdbserver version string is 4.12.3...   ???

Didn't even know there was a version number.  Gdbserver never displays
it.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer