Re: [PATCH] include virtualization mode as part of priv

[Alistair Francis]

On Thu, Nov 28, 2024 at 2:27 PM Yanfeng <yfliu2008@qq.com> wrote:
>
> On Thu, 2024-11-28 at 14:10 +1000, Alistair Francis wrote:
> > On Thu, Nov 28, 2024 at 2:05 PM Yanfeng <yfliu2008@qq.com> wrote:
> > >
> > > Alistair.
> > >
> > > My initial `git send-email" on Ubuntu 22.04 wasn't lukcy:
> > >
> > > ```shell
> > > $ git send-email
> > > git: 'send-email' is not a git command. See 'git --help'.
> > > ```
> > >
> > > I need time to find a solution.
> >
> > You will need to install git-send-email (or something like that)
>
> Yes, now the "git send-email" exists and I will see how to use it correctly.
>
> >
> > >
> > > As for seperate `virt` thing, my concern is that though the V and P status
> > > looks
> > > orthogonal, they are not so independent (e.g. `P=3` implies `V=0`). Having
> > > them
> > > in one `priv` register tells user that that they should be operated 
> > > together
> > > using one command.
> >
> > True, but how can a user know what bit 8 means?
>
> Good point. Can we mention it in the user document for `priv` register?

AFAIK we don't really have a place to document that. Which is why a
"virt" register would help as it's self documenting.

Alistair

>
> I used bit(8) at my first try and it worked from GDB command line. Actually I
> also tried bit(4) but found GDB command takes that bit as part of P value so I
> withdrawed back to bit(8).
>
> >