Real mode emulation wasn't fixed until 3.3 in the mercurial sources. Presumably the Cambridge folks backported the necessary fixes for their supported products.
-Kip On Wed, Dec 3, 2008 at 12:38 PM, Doug Rabson <[EMAIL PROTECTED]> wrote: > > On 3 Dec 2008, at 19:27, Alexandre Sunny Kovalenko wrote: > >> >> On Mon, 2008-12-01 at 21:54 +0000, Doug Rabson wrote: >>> >>> On 1 Dec 2008, at 18:45, Ivan Voras wrote: >>> >>>> 2008/12/1 Doug Rabson <[EMAIL PROTECTED]>: >>>>> >>>>> I will be working on improving Xen support in FreeBSD for the new few >>>> >>>> Great! >>>> >>>>> months. My main goal is to add support for native Xen drivers to an >>>>> amd64 >>>>> kernel which is running in Xen's HVM mode. These drivers will take >>>>> over from >>>>> the slow emulated devices and provide most of the performance >>>>> benefits of a >>>>> paravirtualised kernel. I'm initially going to be supporting >>>>> FreeBSD 6.x but >>>>> I will port it all forward to head and 7.x when it works properly. >>>> >>>> For the not-quite-yet-initiated : does this mean you're working on >>>> paravirtualized drivers for Xen dom-U ("guest" case)? >>> >>> Sort of. The latest versions of Xen support something called HVM mode >>> which allows it to boot a completely unmodified guest OS using >>> emulated devices in a similar way to e.g. VMware Fusion. It is then >>> possible to incrementally add Xen-aware paravirtualised drivers which >>> can replace the emulated ones and which perform better. This is how >>> they support Windows under Xen. >> >> Did you get to run FreeBSD in HVM mode? What version of Xen, and who was >> playing the dom0? >> >> The reason for the question is that I have patchy experience with HVM: >> while I have Windows XP Professional running happily, OpenSolaris 2008.5 >> would lock up on the regular basis. >> >> I am running Xen 3.2.1 with OpenSuse x86_64 11.0 in the dom0. > > I'm running XenServer 5.0 which is (I think) running a linux-2.6.18 kernel > with roughly xen-3.2.2. > > _______________________________________________ > email@example.com mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-xen > To unsubscribe, send any mail to "[EMAIL PROTECTED]" > -- If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-xen To unsubscribe, send any mail to "[EMAIL PROTECTED]"