Re: Virtual Machine and GDB

["Cai Qian" <caiqian at gmail dot com>]

Hi,

On 8/21/06, teawater <teawater@gmail.com> wrote:
> I think you need add a GDBRSP server function to your VM. GDBRSP
> support TCP/IP. Read
> http://sources.redhat.com/gdb/onlinedocs/gdb_33.html.
> But I think you need make GDB support your ARCH first. Maybe my doc
> "Porting GDB(1)" (http://teawater.googlepages.com/epgdb1.pdf) is
> helpful.

There probably no need to port the whole GDB to my VM (which it is
quite difficult at the moment).  I just want to have an ability to do
remote debugging. If GDB RSP can support TCP/IP, a remote stub and
server functionality seem enough?

Qian

> On 8/21/06, Cai Qian <caiqian@gmail.com> wrote:
> > Hi,
> >
> > On 8/21/06, Daniel Jacobowitz <drow@false.org> wrote:
> > > On Sun, Aug 20, 2006 at 10:10:45PM +0100, Cai Qian wrote:
> > > > Hi,
> > > >
> > > > How can I communicate a virtual machine (like Java virtual machine)
> > > > with the host, If I want to use GDB serial protocol? The target
> > > > backend has been developed for the virtual machine, so simple C code
> > > > can be complied and run. In addition, I have written a remote stub for
> > > > the target.
> > >
> > > I'm sorry, I don't understand the question.  What are you trying to do
> > > that you don't know how to?  Normally the stub and debugger would use
> > > TCP to communicate, or a pipe.
> > >
> >
> > I tried to use GDB to remote debug code run on virtual machine, but I
> > don't know how to commnunicate target and host. Does it mean I need to
> > insert some code to virtual machine, so it will wait a socket Then,
> > GDB is going to connect this port?
> >
> > Qian
> >
> > > --
> > > Daniel Jacobowitz
> > > CodeSourcery
> > >
> >