Re: [PATCH v2 31/35] x86/hvm: introduce NS8250 UART emulator

[Denis Mukhin <dmkhn@xxxxxxxxx>]

On Monday, January 6th, 2025 at 1:19 AM, Jan Beulich <jbeulich@xxxxxxxx> wrote:

> 
> 
> On 04.01.2025 06:31, Denis Mukhin wrote:
> 
> > On Monday, December 16th, 2024 at 7:04 AM, Jan Beulich jbeulich@xxxxxxxx 
> > wrote:
> > 
> > > On 06.12.2024 05:42, Denis Mukhin via B4 Relay wrote:
> > > 
> > > > + depends on HVM && HAS_IOPORTS
> > > 
> > > Why HAS_IOPORTS?
> > 
> > It is meant to highlight the fact that MMIO-based UART is not supported.
> > It is not currently possible to enable the emulator for, say, Arm platforms.
> 
> 
> That I guessed, yet you realize that HAS_IOPORTS describes a host property,
> not (so much) a guest one?

re: host property: yes; this is meant to be only a guardrail for porting of the
emulator code (if any) to other architectures, since there's no MMIO-based
NS16550 emulator yet.

I will drop this superfluous dependency in the next iteration.

> 
> Jan