Turns out agetty actually already has options to pause before spawning its 'login' process. That's probably the way to go, using the -f option to specify a custom 'issue' file with the "Press enter" message.
Turns out agetty actually already has options to pause before spawning its 'login' process. That's probably the way to go, using the -f option to specify a custom 'issue' file with the "Press enter" message.