[meta-virtualization] [PATCH] xen-guest-image-minimal: example image for a PV/HVM/PVHVM xen guest built with the 'xen-guest' kernel fragment.

[Chris Patterson]

On Mon, Oct 7, 2013 at 1:21 PM, Philip Tricca <flihp at twobit.us> wrote:

> I'm a bit confused about this one. Maybe it's my misunderstanding.
> Questions in line:
>
> On 10/06/2013 05:22 PM, Chris Patterson wrote:
> > Signed-off-by: Chris Patterson <cjp256 at gmail.com>
> > ---
> >  recipes-extended/images/xen-guest-image-minimal.bb | 31
> ++++++++++++++++++++++
> >  1 file changed, 31 insertions(+)
> >  create mode 100644 recipes-extended/images/xen-guest-image-minimal.bb
> >
> > diff --git a/recipes-extended/images/xen-guest-image-minimal.bbb/recipes-extended/images/
> xen-guest-image-minimal.bb
> > new file mode 100644
> > index 0000000..05b0b61
> > --- /dev/null
> > +++ b/recipes-extended/images/xen-guest-image-minimal.bb
> > @@ -0,0 +1,31 @@
> > +DESCRIPTION = "A Xen PV guest image."
> > +
> > +inherit core-image
> > +
> > +IMAGE_INSTALL += " \
> > +    packagegroup-core-boot \
> > +    kernel-module-xen-acpi-processor \
> > +    kernel-module-xen-blkback \
> > +    kernel-module-xen-netback \
> > +    kernel-module-xen-pciback \
>
> For a minimal guest I'd expect you wouldn't want any of the *back drivers.
> Did you mean for these to be the *front drivers?
>
>
This image was matching up to the xen-guest kernel fragment, including the
remaining xen modules.  The backend modules are not required and could be
removed from this image.

Thanks,
-Chris


> Cheers,
> - Philip
>
> > +    kernel-module-xen-pcifront \
> > +    "
> > +
> > +IMAGE_INSTALL += "${@base_contains('DISTRO_FEATURES', 'x11', '
> xf86-video-fbdev', '', d)}"
> > +IMAGE_INSTALL += "${@base_contains('DISTRO_FEATURES', 'x11', '
> xf86-video-vesa', '', d)}"
> > +
> > +LICENSE = "MIT"
> > +
> > +SYSLINUX_KERNEL_ARGS ?= "LABEL=boot ramdisk_size=32768 root=/dev/ram0
> rootimg=rootfs.img rw console=hvc0 console=tty0 panic=10 debugshell=5"
> > +
> > +# syslinux is not required for PV guest configuration, but for HVM
> > +build_syslinux_cfg () {
> > +     echo "ALLOWOPTIONS 1" > ${SYSLINUXCFG}
> > +     echo "DEFAULT boot" >> ${SYSLINUXCFG}
> > +     echo "TIMEOUT 10" >> ${SYSLINUXCFG}
> > +     echo "PROMPT 1" >> ${SYSLINUXCFG}
> > +     echo "LABEL boot" >> ${SYSLINUXCFG}
> > +     echo "  KERNEL /vmlinuz" >> ${SYSLINUXCFG}
> > +     echo "  INITRD /initrd" >> ${SYSLINUXCFG}
> > +     echo "  APPEND ${SYSLINUX_KERNEL_ARGS}" >> ${SYSLINUXCFG}
> > +}
> >
>
>
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