On Fri, 17 Oct 2008 11:18:12 +0900 Isaku Yamahata wrote: > diff --git a/Documentation/ia64/xen.txt b/Documentation/ia64/xen.txt > new file mode 100644 > index 0000000..a5c6993 > --- /dev/null > +++ b/Documentation/ia64/xen.txt > @@ -0,0 +1,183 @@ > + Recipe for getting/building/running Xen/ia64 with pv_ops > + -------------------------------------------------------- > + > +This recipe discribes how to get xen-ia64 source and build it, describes > +and run domU with pv_ops. > + > +=========== > +Requirement Requirements (?) > +=========== > + > + - python > + - mercurial > + it (aka "hg") is a open-source source code an > + management software. See the below. > + http://www.selenic.com/mercurial/wiki/ > + - git > + - bridge-utils > + > +================================= > +Getting and Building Xen and Dom0 > +================================= > + > + My enviroment is; My environment 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: You may miss some device files. If so, please create them > + with mknod. Or you can use tar intead 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 > + (Note: The current branch is xen-ia64-domu-minimal-2008may19. > + But you would find the new branch. You can see with > + "git branch -r" to get the branch lists. > + http://people.valinux.co.jp/~yamahata/xen-ia64/for_eagl/linux-2.6-ia64-pv-ops.git/ > + is also available. The tree is based on > + git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6 test) > + > + > + 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 > + > +Witten by Akio Takebe <takebe_akio@xxxxxxxxxxxxxx> on 28 May 2008 Written > -- --- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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