Re: [PATCH v6 03/15] emul/ns16x50: implement emulator stub

[dmukhin@xxxxxxx]

On Fri, Sep 05, 2025 at 07:03:19PM -0700, Stefano Stabellini wrote:
> On Fri, 5 Sep 2025, dmukhin@xxxxxxx wrote:
> > From: Denis Mukhin <dmukhin@xxxxxxxx> 
> > 
[..]
> > --- a/xen/common/emul/vuart/Kconfig
> > +++ b/xen/common/emul/vuart/Kconfig
> > @@ -3,4 +3,23 @@ config VUART_FRAMEWORK
> >  
> >  menu "UART Emulation"
> >  
> > +config VUART_NS16X50
> > +   bool "NS16550-compatible UART Emulator" if EXPERT
> > +   depends on X86 && HVM
> > +   select VUART_FRAMEWORK
> > +   default n
> > +   help
> > +     In-hypervisor NS16x50 UART emulation.
> > +
> > +     Only legacy PC COM2 port is emulated.
> > +
> > +     This is strictly for testing purposes (such as early HVM guest 
> > console),
> > +     and not appropriate for use in production.
> > +
> > +config VUART_NS16X50_DEBUG
> > +   bool "NS16550-compatible UART Emulator Debugging"
> > +   depends on VUART_NS16X50 && DEBUG
> > +   help
> > +     Enable development debugging.
> 
> There is a question about adding the kconfig option early in the series.
> I think it would be best to add it as last patch

Will do.