On Mon, 2012-07-02 at 11:04 +0100, Ian Campbell wrote: > On Mon, 2012-07-02 at 13:47 +0400, Michael Tokarev wrote: > > 28.06.2012 14:07, Ian Campbell wrote: > > > On Wed, 2012-06-27 at 12:10 +0100, Ian Campbell wrote: > > >> SeaBIOS using a config derived from xen/tools/firmware/seabios-config > > >> (which is the 1.6.x based config we use) works for me while a config > > >> from "make defconfig" does not. I will investigate further. > > > > > > CONFIG_USE_SMM is the culprit. > > > > > > Xen doesn't support SMM mode for HVM guests. Seems like the best option > > > at this point is to disable SMM if usingXen(). > > > > > > I'll also include this in the series I'm about to send out. > > > > So, what's the bottom line of all this discussion? Please excuse > > me but I don't understand what it is all about... And it looks > > like with at least stock 1.7 version of seabios it isn't a good > > idea to make universal image (with xen support included), right? > > Right. > > I sent out a series which fixed all the issues I discovered in the > course of investigating this bug, including the SMM issue: > http://marc.info/?l=xen-devel&m=134087840707895 > > > Bastian, what do you think, is it okay to build a separate image > > for xen for now? > > Backporting the above fixes if/when they are accepted would be another > option.
FYI these are now in SeaBIOS mainline... I imagine they would backport trivially but if you want me to take a look please let me knw! > FWIW the .config used by xen-unstable to build SeaBIOS 1.6.x is > http://xenbits.xen.org/hg/xen-unstable.hg/file/4f92bdf3370c/tools/firmware/seabios-config > > Ian. > -- Ian Campbell Current Noise: Karma To Burn - Thirty Nine Meade's Maxim: Always remember that you are absolutely unique, just like everyone else. _______________________________________________ SeaBIOS mailing list [email protected] http://www.seabios.org/mailman/listinfo/seabios
