====== XenGT on Ubuntu 12.04/14.04 ======

===== Install Prerequisite Packages =====

<file bash>
apt-get update
apt-get install libarchive-dev libghc-bzlib-dev libghc6-bzlib-dev zlib1g-dev mercurial gettext bcc iasl uuid-dev libncurses5-dev kpartx bc libperl-dev libgtk2.0-dev libc6-dev-i386 libaio-dev libsdl1.2-dev nfs-common libyajl-dev libx11-dev autoconf libtool xsltproc bison flex xutils-dev xserver-xorg-dev x11proto-gl-dev libx11-xcb-dev vncviewer libxcb-glx0 libxcb-glx0-dev libxcb-dri2-0-dev libxcb-xfixes0-dev bridge-utils python-dev bin86 git vim libssl-dev pciutils-dev tightvncserver ssh texinfo 
</file>

===== Build and Install Kernel =====
<file bash>
git clone https://github.com/01org/XenGT-Preview-kernel.git
cd XenGT-Preview-kernel/
cp config-3.17.0-dom0 .config
make -j8 && make modules_install
cp .config /boot/config-3.17.0-rc4-vgt+
mkinitramfs -o /boot/initrd.img-3.17.0-rc4-vgt+ 3.17.0-rc4-vgt+
cp arch/x86/boot/bzImage /boot/vmlinuz-3.17.0-rc4-vgt+
cp vgt.rules /etc/udev/rules.d
chmod a+x vgt_mgr
cp vgt_mgr /usr/bin
</file>

===== Build Xen/Qemu =====
<file bash>
git clone https://github.com/01org/XenGT-Preview-xen.git
cd XenGT-Preview-xen/
git clone https://github.com/01org/XenGT-Preview-qemu.git
git clone git://xenbits.xen.org/xen.git xen-vgt
git clone git://git.qemu-project.org/qemu.git qemu-xen
cd qemu-xen
git checkout -b v1.3.0 v1.3.0
patch -p1 < ../XenGT-Preview-qemu/qemu-vgt.patch
cd ../xen-vgt
git checkout -b RELEASE-4.3.1 RELEASE-4.3.1
patch -p1 < ../xen-vgt.patch
cp -r ../qemu-xen tools/
sed -i '/QEMU_UPSTREAM_URL/s:http\://xenbits.xen.org/git-http/qemu-upstream-4.3-testing.git:$(XEN_ROOT)/tools/qemu-xen:' Config.mk
sed -i '/QEMU_UPSTREAM_URL/s:git\://xenbits.xen.org/qemu-upstream-4.3-testing.git:$(XEN_ROOT)/tools/qemu-xen:' Config.mk
./autogen.sh
./configure --prefix=/usr
#XEN4.3 changes the default path to /usr/local
make -j8 xen tools
cp xen/xen.gz /boot/xen-vgt.gz
make install-tools PYTHON_PREFIX_ARG=
rm -f /etc/ld.so.conf.d/lib64.conf # the file may not exist on some Ubuntu distribution
ldconfig
</file>

===== Add New Grub Entry =====

==== Add to /etc/grub.d/40_custom, replace <UUID> without output of command from above ====
<file>
menuentry 'Ubuntu GNU/Linux, with Xen vgt and Linux 3.17.0-rc4-vgt+' --class ubuntu --class gnu-linux --class gnu --class os --class xen $menuentry_id_option 'xen-gnulinux-3.17.0-rc4-vgt+-advanced-319fbd3c-e5ef-42b1-807e-16c87cc1a0c6' {
        insmod part_msdos
        insmod ext2
        set root='hd0,msdos1'
       	search --no-floppy --fs-uuid --set=root <UUID>
        echo    'Loading Xen vgt ...'
        multiboot       /boot/xen-vgt.gz placeholder dom0_mem=2048M loglvl=all guest_loglvl=all
        echo    'Loading Linux 3.17.0-rc4-vgt+ ...'
        module  /boot/vmlinuz-3.17.0-rc4-vgt+ placeholder root=UUID=<UUID> ro w rd_NO_LUKS rd_NO_LVM LANG=en_US.UTF-8 rd_NO_MD SYSFONT=latarcyrheb-sun16 rhgb crashkernel=auto KEYBOARDTYPE=pc KEYTABLE=us rd_NO_DM ignore_loglevel console=tty0 console=hvc0 consoleblank=0 log_buf_len=4M xen_vgt.hvm_boot_foreground=1
        echo    'Loading initial ramdisk ...'
	module  --nounzip   /boot/initrd.img-3.17.0-rc4-vgt+
}
</file>

==== The following command should insert the UUID for your root partition ====
<file bash>
cat /etc/grub.d/40_custom | sed "s/<UUID>/`cat /etc/fstab | grep \" / \" |grep -v \"#\" | tr -s \" \" | cut -d \" \" -f1 | cut -d \"=\" -f2`/g" > /etc/grub.d/40_custom
</file>
==== Edit /etc/default/grub, this shows the boot menu for 10 secs ====
<file>
GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=false
GRUB_TIMEOUT=10
</file>

===== Enable Xen Services =====
<file bash>
update-rc.d xencommons defaults
</file>


===== Configure Bridge =====
==== Add to /etc/network/interfaces ====

<file sh /etc/network/interfaces>
auto xenbr0
iface xenbr0 inet dhcp
        bridge_ports eth0
</file>
===== Example DomU Config =====
<file xen>
Kernel = “hvmloader”
builder = ‘hvm’
memory = 2048
name = “vgtHVMDomain”
vif = [ 'type=ioemu, bridge=xenbr0' ]
disk = ['/path/to/system-10G.img,raw,hda,w']
#device_model = 'qemu-dm'
device_model_version='qemu-xen'
device_model_override='/usr/lib/xen/bin/qemu-system-i386'
sdl=1
opengl=1
vnc=0
vncpasswd=''
serial='pty'
tsc_mode=0
stdvga = 0
usb=1
usbdevice='tablet'
keymap='en-us'
vgt=1
vgt_low_gm_sz=128
vgt_high_gm_sz=384
vgt_fence_sz=4
vgt_monitor_config_file=’/path/to/monitor.config’ #only valid for indirect display mode
</file>