I've run this with Qemu 2.00 in Ubuntu 14.04 succesfully: $ qemu-system-x86_64 -cpu host -vga qxl -curses -m 8356 -enable-kvm -boot d -drive "file=ubuntu-gnome-15.04-desktop-amd64.iso,media=cdrom,index=0" -vnc 0.0.0.0:52
Then to connect: $ vncviewer MyMachine:5952 El 15/02/16 a les 11:04, Yehuda Yitschak ha escrit: > Hello Everyone > > > > I am trying to boot a VM using Ubuntu-15.04 and get a GUI view of the OS. > > > > My setup is as follows: > > · I boot a linux-4.1 KVM hypervisor using Ubuntu 15.04 on a > headless embedded board (no VGA card) > > · I start a VNC server on the board and connect from a desktop > to the VNC session. I get a xubuntu desktop then > > · On the Ubuntu desktop I open an Xterm window and try to boot a > guest with a copy of the same Ubuntu 15.04 file system. > > > > A few things happen: > > · Qemu open directly to the QEMU console. When I switch to the > guest (alt + ctl + shift + 2) I get the console boot of the guest. > > · The quest reaches console login but during the OS service > startup phase I notice that lightdm service fails to start. It starts > and stops for 4-5 times before it gives up. > > · If I run “startx” in the guests console I get an Error “(EE) > no screens found” > > > > From what I can gather it looks like QEMU is not generating a screen for > the guest to work with. I understood that QEMU uses SDL to start a > screen for the guest but I suspect that doesn’t happen for some reason. > Also the fact that the Qemu window start in the console instead of SDL > view looks strange. > > > > I am using qemu-system-aarch64 version 2.2.0 installed from Ubuntu > repositories. > > Maybe this image was built without SDL support ? > > > > My VM boot command line is: > > qemu-system-aarch64 -enable-kvm -kernel /root/virt/Image -m 512 -M virt > -cpu host -drive file=/root/virt/ubuntu-virt-15.04.img,id=fs -device > virtio-blk-device,drive=fs -netdev > type=tap,id=net0,script=no,downscript=no,ifname="tap0" -device > virtio-net-device,netdev=net0 -append "earlyprintk console=ttyAMA0 > rootwait root=/dev/vda rw" > > > > Any suggestion is much appreciated > > > > Thanks ! > > > > ------------------- > > Yehuda Yitschak > > Marvell Semiconductor Ltd. > > >
