Mount efivarfs in loader and propagate it to the SWI

packages/base/all/initrds/loader-initrd-files/src/bin/switchroot

@@ -49,7 +49,13 @@ done <${mtab}
 rm -f ${mtab}
 
 mount --move /proc /newroot/proc
+if [ -d /sys/firmware/efi/efivars ]; then
+    umount /sys/firmware/efi/efivars || :
+fi
 mount --move /sys /newroot/sys
+if [ -d /newroot/sys/firmware/efi/efivars ]; then
+    mount -t efivarfs efivarfs /newroot/sys/firmware/efi/efivars
+fi
 mount --move /dev /newroot/dev
 
 # Switch to /newroot if possible, else re-execute /init
@@ -58,3 +64,8 @@ if [ -x /newroot/sbin/init ]; then
 else
     exec /init
 fi
+
+# Local variables:
+# sh-indentation: 4
+# sh-basic-offset: 4
+# End:

packages/base/all/initrds/loader-initrd-files/src/bin/sysinit

@@ -35,6 +35,9 @@ trap "restoreconsole; reboot -f" EXIT
 # Mount special filesystems
 mount -t proc proc /proc
 mount -t sysfs sysfs /sys
+if [ -d /sys/firmware/efi/efivars ]; then
+    mount -t efivarfs efivarfs /sys/firmware/efi/efivars
+fi
 mount -o remount,size=1M /dev
 case "$(stat -f -c "%T" /tmp)" in
   tmpfs|ramfs) ;;
@@ -144,4 +147,5 @@ trap - EXIT
 
 # Local variables:
 # sh-basic-offset: 4
+# sh-indentation: 4
 # End:

packages/base/all/vendor-config-onl/src/lib/install/lib.sh

@@ -113,6 +113,9 @@ installer_mkchroot() {
     mkdir -p ${rootdir}/dev/pts
   fi
   mount -t devpts devpts "${rootdir}/dev/pts"
+  if test -d "${rootdir}/sys/firmware/efi/efivars"; then
+    mount -t efivarfs efivarfs "${rootdir}/sys/firmware/efi/efivars"
+  fi
 
   if test ${TMPDIR+set}; then
     # make the tempdir available to the chroot

packages/base/all/vendor-config-onl/src/python/onl/install/InstallUtils.py

@@ -821,6 +821,11 @@ class InitrdContext(SubprocessMixin):
         cmd = ('mount', '-t', 'sysfs', 'sysfs', dst,)
         self.check_call(cmd, vmode=self.V1)
 
+        dst = os.path.join(self.dir, "sys/firmware/efi/efivars")
+        if os.path.exists(dst):
+            cmd = ('mount', '-t', 'efivarfs', 'efivarfs', dst,)
+            self.check_call(cmd, vmode=self.V1)
+
         # maybe mount devtmpfs
         if self._hasDevTmpfs:
             dst = os.path.join(self.dir, "dev")