On 16/05/2017 23:42, Kevin O'Connor wrote: > > As for adding a new SeaBIOS build option to compile out support for > A20 - that seems like a very small optimization that would risk memory > corruption and hard to diagnose crashes. SeaBIOS runs natively on > real hardware (with coreboot and as a CSM on UEFI) as well as on > QEMU/KVM.
Haswell (2013) no longer has A20 support (and hypervisors never had it, not just KVM). Thanks, Paolo
