Re: Emulate Rpi with QEMU fails

[Paul Zimmerman]

On Tue, Oct 6, 2020 at 11:28 PM Thomas <74cmonty@gmail.com> wrote:
>
> Hello!
>
> Many thanks for your support.
>
> I managed to get emulated RPi starting.
>
> However there's one question I want to ask:
> How can I accelerate the startup sequence?
> I mean booting the emulated RPi takes more than 3 minutes.
>
> Regards
> Thomas

Get a faster computer? ;)

On my Intel i7 desktop it takes about 40 seconds to boot to the login:
prompt on the serial console, and about 1 min 8 seconds before the
GUI is up. On my 5 year old laptop it's probably twice that. I don't know
of any way to make it go faster.

- Paul

>
> Am 06.10.20 um 11:58 schrieb Alex Bennée:
> > Thomas Schneider <74cmonty@gmail.com> writes:
> >
> >> Hello Paul,
> >>
> >> many thanks for sharing this info.
> >>
> >> Can you confirm that the emulated RPi with your command will use
> >> "internal QEMU" network, means the client cannot be accessed from any
> >> other device in LAN?
> > The support for user-mode and TAP networking is orthogonal to the
> > emulated device. However if you only want a few ports it's quite easy to
> > use port forwarding, e.g:
> >
> >   -netdev user,id=unet,hostfwd=tcp::2222-:22
> >
> > which forwards 2222 to port 22 on the device. I have an alias in
> > .ssh/config for accessing my QEMU devices.
> >
> >> If yes, what is required to setup a TAP connected to host's network
> >> bridge?
> > I'll defer to others for this but generally when I want proper bridged
> > networking for a VM I use virt-manager/libvirt to configure it because
> > it can be quite fiddly to do by hand.
> >
>