On Sun, Jul 29, 2018 at 01:49:10PM +0200, Konrad Eisele wrote: > I'm passing through a Marvell 88SE9230 card to a KVM guest under > Ubuntu 18.04. The card is a Sata controller with 4 ports. > The option rom of the Marvell 88SE9230 card shows on a normal boot a > bios screen. When pressing CTRL-m quick enough, you can interrupt the > bootprocess and enter a menue wherer you can define raid > arrays. > > When booting seabios inside KVM the bootprocess is very slow. > There is a 1 min holdtime where the cpu is about 30%. The screen is > black with only the seabios version string shown. I suspect that > the passed-through Marvell 88SE9230 cards option roms causes this > behaviour. > Maybe the scanning for option rom cause the slow bootprocess? > > In the seabios boot case no bios menue is shown, after > around 1 min the boot continues. > > Is it possible to disable the options rom processing? Is there some > documentation about this (How can I configure it for Ubuntu) ?
Set the romfile option to the empty string (for vfio-pci, on the qemu command line) should do that (qemu will not expose the rom to the guest then). cheers, Gerd _______________________________________________ SeaBIOS mailing list SeaBIOS@seabios.org https://mail.coreboot.org/mailman/listinfo/seabios
