On Thu, Sep 11, 2014 at 01:48:51PM +0200, Oliver Rath wrote: > after hours for searching in google-world, i didnt find any appropriate > for this problem: > > I want to boot a live-cd (i.e. ubuntu 14.04.1-desktop) in qemu, which > starts with an graphical interface, done i.e. by > > qemu-system-x86_64 -m 3G -smp 2 -drive > file=ubuntu-14.04.1-desktop-i386.iso,media=cdrom,if=virtio --enable-kvm > > Now i want to access to the console of the ubuntu-livecd. At the moment > i can do this over changing to text mode via > > sendkey ctrl-alt-f1 > > in qemu-console (Alt-2), then switching back to qemu-window (alt-1). Now > i have access to tty1 of my livecd. > > But IMHO there should be a more simple way to access to such a console > with qemu, i.e. through a pipe, a serial console etc., but i didnt found > anything working. The best i got was with -chardev pty,id=myid, which > resulted in a "char device redirected to /dev/pts/0 (label myid)". But > with a "screen /dev/pts/0" i wasnt able to see any input or output. > > ssh is unfortunatly not available at this time on the livecd (so i could > connect i.e. via -net user,hostfwd:tcp:10022-:22) > > Any hints to connect directly to a console in an emulated linux? I use the serial console: $ qemu-system-x86_64 -serial stdio ... Make sure the guest has console=ttyS0 on the kernel command-line. Stefan
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