On 31.07.2025 21:22, dm...@proton.me wrote: > --- a/xen/arch/x86/domain.c > +++ b/xen/arch/x86/domain.c > @@ -780,9 +780,10 @@ static bool emulation_flags_ok(const struct domain *d, > uint32_t emflags) > /* HVM domU */ > { > .caps = CAP_HVM | CAP_DOMU, > - .min = X86_EMU_ALL & ~(X86_EMU_VPCI | X86_EMU_USE_PIRQ), > + .min = X86_EMU_ALL & ~(X86_EMU_VPCI | X86_EMU_USE_PIRQ | > + X86_EMU_NS16550), > /* HVM PIRQ feature is user-selectable. */ > - .opt = X86_EMU_USE_PIRQ, > + .opt = X86_EMU_USE_PIRQ | X86_EMU_NS16550,
Rendering the comment partly stale. Jan