Bug#759018: [PATCH] grub-install: Install PV Xen binaries into the upstream specified path

Andrei Borzenkov arvidjaar at gmail.com
Wed Oct 22 13:17:22 UTC 2014


On Wed, Oct 22, 2014 at 12:23 PM, Ian Campbell <ijc at hellion.org.uk> wrote:
> Upstream have defined a specification for where guests ought to place their
> xenpv grub binaries in order to facilitate chainloading from a stage 1 grub
> loaded from dom0.
>
> http://xenbits.xen.org/docs/unstable-staging/misc/x86-xenpv-bootloader.html
>
> The spec calls for installation into /boot/xen/pvboot-i386.elf or
> /boot/xen/pvboot-x86_64.elf.
>
> Signed-off-by: Ian Campbell <ijc at hellion.org.uk>
> ---
>  util/grub-install.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/util/grub-install.c b/util/grub-install.c
> index 70f514c..5f4d737 100644
> --- a/util/grub-install.c
> +++ b/util/grub-install.c
> @@ -1979,6 +1979,14 @@ main (int argc, char *argv[])
>         }
>        break;
>
> +    case GRUB_INSTALL_PLATFORM_I386_XEN:
> +         grub_install_copy_file (imgfile, "/boot/xen/pvboot-i386.elf", 1);
> +         break;
> +
> +    case GRUB_INSTALL_PLATFORM_X86_64_XEN:
> +         grub_install_copy_file (imgfile, "/boot/xen/pvboot-x86_64.elf", 1);
> +         break;
> +

What ensures that /boot/xen exists? Should grub-install create it?

>      case GRUB_INSTALL_PLATFORM_MIPSEL_LOONGSON:
>      case GRUB_INSTALL_PLATFORM_MIPSEL_QEMU_MIPS:
>      case GRUB_INSTALL_PLATFORM_MIPS_QEMU_MIPS:
> @@ -1987,8 +1995,6 @@ main (int argc, char *argv[])
>      case GRUB_INSTALL_PLATFORM_MIPSEL_ARC:
>      case GRUB_INSTALL_PLATFORM_ARM_UBOOT:
>      case GRUB_INSTALL_PLATFORM_I386_QEMU:
> -    case GRUB_INSTALL_PLATFORM_I386_XEN:
> -    case GRUB_INSTALL_PLATFORM_X86_64_XEN:
>        grub_util_warn ("%s",
>                       _("WARNING: no platform-specific install was performed"));
>        break;
> --
> 2.1.0
>
>
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