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Re: [avr-gcc-list] GDB5.0 for avr under linux

From: Denis Chertykov
Subject: Re: [avr-gcc-list] GDB5.0 for avr under linux
Date: 04 Aug 2001 16:56:42 +0400
User-agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7

Jason Kyle <address@hidden> writes:

> At 13:23 3/08/2001 +0200, Daniel Quintero wrote:
> >Hi Karsten
> >
> > > I successful compiled an tested binutils 2.11 and gcc3.0 for avr under
> >Linux.
> > > Now I'm trying to get gdb running. Has somebody experience to compile
> > > gdb5.0 for target=avr or get gdb4.18 running with gcc3.0 and binutils 2.11
> > > under Linux.
> > > Any hint are welcome.
> >
> >I've moving my avr develop enviroment to linux these days, at this moment is
> >working gcc3.0, binutils 2.1 and avr-libc-20010701.
> >
> >I also try to compile gdb5.0 for avr, but seems that isn't supported. There
> >are some files about avr, but in makefiles i can't found any form to set avr
> >as target, and in the release changes doesn't appear avr as new platform. I
> >think that must left some work to use avr in the native distribution.
> >
> >In other hand, i don't try yet the gdb4.18 with avr patches, is possible
> >that i try it this weekend. I've also search for a avr simulator under
> >linux. Have you seen someone ?
> To the best of my knowledge the avr patch for gdb4.18 is all there is
> at the moment.  Seem to recall Denis saying he was looking into
> writing a simulator but as yet I guess there hasn't been sufficient
> time available, after all he's maintaining the binutils and gcc avr
> ports already!
> Without a simulator gdb can only be used with some debugging code in
> the AVR program, it uses the SPI port to communicate with a GNU/Linux
> machine.  I believe that AVR studio 4 will have elf support, but that
> doesn't help those of us who want gdb.  The latest AVR devices have
> JTAG debug/programming interfaces and should mean we can achieve
> real-time debugging in hardware without an emulator, a worthy goal
> would be to make this work with gdb.  Still would be nice if someone
> with some spare time would comit to writing an open simulator :) hint
> hint
> gdb4.18 avr patch available from
> http://home.overta.ru/~denisc/
> Note there is a description on how to use it at
> http://home.overta.ru/~denisc/gdb/about.txt
> Denis, please correct me if i'm wrong.

You right.


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