If you have a 64bit capable processor, it will start up a 64bit Dom0 by default. You will then be able to install 64bit Paravirtualized domains or 32 bit Full virtualized domains. If you have a 32 bit processor you can only run 32bit guests.
There is work to get 64bit Fully virtualized guests working Chris Zhang, Frank F wrote: > > I can enabling 32bit solaris guest on top of solaris dom0, but I don’t > know how to enable 64bit solaris guest on top of solaris dom0. what > configuration I need to modify? > > ------------------------------------------------------------------------ > > _______________________________________________ > xen-discuss mailing list > [email protected] > _______________________________________________ xen-discuss mailing list [email protected]
