[PATCH v3 3/4] * util/grub.d/20_linux_xen.in: Add support of the XEN boot on aarch64

[fu.wei@linaro.org]

From: Fu Wei <fu.wei@linaro.org>

This patch adds the support of boot command on aarch64 for XEN:
    xen_hypervisor
    xen_linux
    xen_initrd

Signed-off-by: Fu Wei <fu.wei@linaro.org>
---
 util/grub.d/20_linux_xen.in | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/util/grub.d/20_linux_xen.in b/util/grub.d/20_linux_xen.in
index f532fb9..49aa709 100644
--- a/util/grub.d/20_linux_xen.in
+++ b/util/grub.d/20_linux_xen.in
@@ -120,16 +120,16 @@ linux_entry ()
         else
             xen_rm_opts="no-real-mode edd=off"
         fi
-	multiboot	${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
+	${multiboot_cmd}	${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
 	echo	'$(echo "$lmessage" | grub_quote)'
-	module	${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}
+	${module_linux_cmd}	${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}
 EOF
   if test -n "${initrd}" ; then
     # TRANSLATORS: ramdisk isn't identifier. Should be translated.
     message="$(gettext_printf "Loading initial ramdisk ...")"
     sed "s/^/$submenu_indentation/" << EOF
 	echo	'$(echo "$message" | grub_quote)'
-	module	--nounzip   ${rel_dirname}/${initrd}
+	${module_initrd_cmd}  ${rel_dirname}/${initrd}
 EOF
   fi
   sed "s/^/$submenu_indentation/" << EOF
@@ -185,6 +185,16 @@ case "$machine" in
     *) GENKERNEL_ARCH="$machine" ;;
 esac
 
+if [ "x$machine" != xaarch64 ]; then
+	multiboot_cmd="multiboot"
+	module_linux_cmd="module"
+	module_initrd_cmd="module --nounzip"
+else
+	multiboot_cmd="xen_hypervisor"
+	module_linux_cmd="xen_linux"
+	module_initrd_cmd="xen_initrd"
+fi
+
 # Extra indentation to add to menu entries in a submenu. We're not in a submenu
 # yet, so it's empty. In a submenu it will be equal to '\t' (one tab).
 submenu_indentation=""
-- 
1.8.3.1