Some inlined comment.
On Wed, May 21, 2008 at 05:45:55PM +0900, Akio Takebe wrote:
> Hi, Isaku and all
>
> Thank you.
> I could bootup paravirtualized domU with your dot config.
> And some of /dev files are not copied properly.
> /dev/console, /dev/null...
>
> I re-made these by mknod, I could boot it.
> I updated my recipe.
>
> Isaku already has posted pv_ops.txt,
> Do I had better add this recipe into other(xensource wiki
> or xen-ia64 tree)?
>
> Best Regards,
>
> Akio Takebe
>
> ---
> Recipe for getting/building/running Xen/ia64 with pv_ops
> --------------------------------------------------------
>
> This recipe discribes how to get xen-ia64 source and build it,
> and run domU with pv_ops.
>
> ===========
> Requirement
> ===========
>
> - python
> - mercurial
> it (aka "hg") is a open-source source code
> management software. See the below.
> http://www.selenic.com/mercurial/wiki/
> - git
> - bridge-utils
>
> =================================
> Getting and Building Xen and Dom0
> =================================
>
> My enviroment is;
> Machine : Tiger4
> Domain0 OS : RHEL5
> DomainU OS : RHEL5
>
> 1. Download source
> # hg clone http://xenbits.xensource.com/ext/ia64/xen-unstable.hg
> # cd xen-unstable.hg
> # hg clone http://xenbits.xensource.com/ext/ia64/linux-2.6.18-xen.hg
>
> 2. # make world
>
> 3. # make install-tools
>
> 4. copy kernels and xen
> # cp xen/xen.gz /boot/efi/efi/redhat/
> # cp build-linux-2.6.18-xen_ia64/vmlinux.gz \
> /boot/efi/efi/redhat/vmlinuz-2.6.18.8-xen
>
> 5. make initrd for Dom0/DomU
> # make -C linux-2.6.18-xen.hg ARCH=ia64 modules_install \
> O=$(/bin/pwd)/build-linux-2.6.18-xen_ia64
> # mkinitrd -f /boot/efi/efi/redhat/initrd-2.6.18.8-xen.img \
> 2.6.18.8-xen --builtin mptspi --builtin mptbase \
> --builtin mptscsih --builtin uhci-hcd --builtin ohci-hcd \
> --builtin ehci-hcd
>
> ================================
> Making a disk image for guest OS
> ================================
>
> 1. make file
> # dd if=/dev/zero of=/root/rhel5.img bs=1M seek=4096 count=0
> # mke2fs -F -j /root/rhel5.img
> # mount -o loop /root/rhel5.img /mnt
> # cp -ax /{dev,var,etc,usr,bin,sbin,lib} /mnt
> # mkdir /mnt/{root,proc,sys,home,tmp}
>
> NOTE:Some device files may not be copied properly.
> In the case of that, you should make these manually with mknod.
How about using tar instead of cp?
>
> 2. modify DomU's fstab
> # vi /mnt/etc/fstab
> /dev/xvda1 / ext3 defaults 1 1
> none /dev/pts devpts gid=5,mode=620 0 0
> none /dev/shm tmpfs defaults 0 0
> none /proc proc defaults 0 0
> none /sys sysfs defaults 0 0
>
> 3. modify inittab
> set runlevel to 3 to avoid X trying to start
> # vi /mnt/etc/inittab
> id:3:initdefault:
> Start a getty on the hvc0 console
> X0:2345:respawn:/sbin/mingetty hvc0
> tty1-6 mingetty can be commented out
>
> 4. add hvc0 into /etc/securetty
> # vi /mnt/etc/securetty (add hvc0)
>
> 5. umount
> # umount /mnt
>
> FYI, virt-manager can also make a disk image for guest OS.
> It's GUI tools and easy to make it.
>
> ==================
> Boot Xen & Domain0
> ==================
>
> 1. replace elilo
> elilo of RHEL5 can boot Xen and Dom0.
> If you use old elilo (e.g RHEL4), please download from the below
> http://elilo.sourceforge.net/cgi-bin/blosxom
> and copy into /boot/efi/efi/redhat/
> # cp elilo-3.6-ia64.efi /boot/efi/efi/redhat/elilo.efi
>
> 2. modify elilo.conf (like the below)
> # vi /boot/efi/efi/redhat/elilo.conf
> prompt
> timeout=20
> default=xen
> relocatable
>
> image=vmlinuz-2.6.18.8-xen
> label=xen
> vmm=xen.gz
> initrd=initrd-2.6.18.8-xen.img
> read-only
> append=" -- rhgb root=/dev/sda2"
>
> The append options before "--" are for xen hypervisor,
> the options after "--" are for dom0.
>
> FYI, your machine may need console options like
> "com1=19200,8n1 console=vga,com1". For example,
> append="com1=19200,8n1 console=vga,com1 -- rhgb console=tty0 \
> console=ttyS0 root=/dev/sda2"
>
> =====================================
> Getting and Building domU with pv_ops
> =====================================
>
> 1. get pv_ops tree
> # git clone
> http://people.valinux.co.jp/~yamahata/xen-ia64/linux-2.6-xen-ia64.git/
>
> 2. git branch (if necessary)
> # cd linux-2.6-xen-ia64/
> # git checkout -b your_branch origin/xen-ia64-domu-minimal-2008may19
> (you can see git branch -r to get the branch lists.)
The current branch is surely xen-ia64-domu-minimal-2008may19.
But in future the new branch would be created. So please warn it here.
>
> 3. copy .config for pv_ops of domU
> # cp arch/ia64/configs/xen_domu_wip_defconfig .config
>
> 4. make kernel with pv_ops
> # make oldconfig
> # make
>
> 5. install the kernel and initrd
> # cp vmlinux.gz /boot/efi/efi/redhat/vmlinuz-2.6-pv_ops-xenU
> # make modules_install
> # mkinitrd -f /boot/efi/efi/redhat/initrd-2.6-pv_ops-xenU.img \
> 2.6.26-rc3xen-ia64-08941-g1b12161 --builtin mptspi --builtin
> mptbase \
> --builtin mptscsih --builtin uhci-hcd --builtin ohci-hcd \
> --builtin ehci-hcd
>
> ========================
> Boot DomainU with pv_ops
> ========================
>
> 1. make config of DomU
> # vi /etc/xen/rhel5
> kernel = "/boot/efi/efi/redhat/vmlinuz-2.6-pv_ops-xenU"
> ramdisk = "/boot/efi/efi/redhat/initrd-2.6-pv_ops-xenU.img"
> vcpus = 1
> memory = 512
> name = "rhel5"
> disk = [ 'file:/root/rhel5.img,xvda1,w' ]
> root = "/dev/xvda1 ro"
> extra= "rhgb console=hvc0"
>
> 2. After boot xen and dom0, start xend
> # /etc/init.d/xend start
> ( In the debugging case, # XEND_DEBUG=1 xend trace_start )
>
> 3. start domU
> # xm create -c rhel5
>
> =========
> Reference
> =========
> - Wiki of Xen/IA64 upstream merge
>
> http://wiki.xensource.com/xenwiki/XenIA64/UpstreamMerge?highlight=%28pv_ops%29
?highligt=... should be removed.
--
yamahata
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