IPMI SOL seems to not accept characters after getty starts

[Warner Losh]

On Wed, Aug 8, 2018 at 4:39 PM, Sean Bruno <sbruno at freebsd.org> wrote:

> tl;dr pxeboot new x86 host, ipmi sol works in loader, not after multiuser.
>
> The FreeBSD cluster just acquired 4x Supermicro X11DDW-L and I am having
> the hardest time with the IPMI SOL interface.
>
> I have configured "COM2" as the IPMI SOL interface and enabled console
> redirection.  Netbooting via pxeboot works well and the loader menu is
> interactive and responds.
>
> After NFS booting into freebsd (current or stable/11), getty fires up
> and attaches to ttyu0.  It prompts me correctly, but it does not accept
> my keystrokes.
>
> If I do not configure /etc/ttys to enable a tty unconditionally (on vs
> onifconsole), I see dmesg/kernel boot messages but never get a tty.
>
> Its as though FreeBSD does *not* recognize the IPMI SOL port as the
> console or something and I'm super confused.  Any thoughts here?
>

Works fine for me.

So, let's start with your /boot.config (or /boot/config) loader.conf and
device,hints settings. Also BIOS or UEFI?

Warner