Re: [Xen-devel] xenstore documentation

[Anthony Liguori <aliguori@xxxxxxxxxx>]

Nivedita Singhvi wrote:

> Anthony Liguori wrote:
>
> > Jacob Gorm Hansen wrote:
>
> > 1) Create domain
> >    domid = 0
> >    xc_domain_create(&domid)
> >    xc_domain_maxmem(domid, memory >> 10);
> >    xc_domain_memory_increase_reservation(domid, memory >> 12);
>
> Hi Anthony,
>
> Sounds like you're the right person to get the interface
> documentation written? :). Would be very helpful.
Doh!  Seriously though, I'm more than happy to once 3.0 ships.

Regards,

Anthony Liguori

> thanks,
> Nivedita
>
>
> > 2) Build domain
> >    lconsole = rconsole = 0;
> >    xc_evtchn_bind_interdomain(0, domid, &lconsole, &rconsole);
> >    lstore = rstore = 0;
> >    xc_evtchn_bind_interdomain(0, domid, &lconsole, &rconsole);
> >
> >    xc_linux_build(domid, kernel, ramdisk, cmdline, 0, vcpus, rstore, 
> > &mfn_store, rconsole, &mfn_console)
> >    home = "/tools/<yourtool>/domain/%d" % domid
> >    xs_domain_introduce(domid, mfn_store, lstore, home);
> >    xs_write(home + "/console/ring-ref", mfn_console)
> >    xs_write(home + "/console/port", lconsole)
> >
> > 3) Create block device (pdev, vdev)
> >    static int uuid;
> >
> >    dom0_home = xs_get_domain_path(0)
> >
> >    backend = dom0_home + "/backend/vbd/%s/%s' % (uuid, domid)
> >    frontend = home + "/device/vbd/%s' % uuid
> >
> >    transaction_start()
> >    xs_write(backend + "/frontend", frontend);
> >    xs_write(backend + "/frontend-id", domid);
> >    transaction_end()
> >
> >    transaction_start()
> >    xs_write(frontend + "/backend", backend);
> >    xs_write(frontend + "/backend-id", 0);
> >    xs_write(frontend + "/virtual-device", vdev)
> >    transaction_end()
> >
> >    xs_write(backend + "/physical-device", pdev)
> >
> > This might seem complicated, but compared to what you had to do under 
> > 2.0.x, it's a 1000x times easier.
> > Regards,
> >
> > Anthony Liguori
> >
> > > Jacob
> > >
> > > _______________________________________________
> > > Xen-devel mailing list
> > > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > http://lists.xensource.com/xen-devel
> > >
> > >  
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel

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