From 54993f12e15dd7670fa0315b8c2923ced12db32d Mon Sep 17 00:00:00 2001
From: Cyrus Lien <cyrus.lien@canonical.com>
Date: Fri, 25 Apr 2025 18:19:34 +0200
Subject: [PATCH] Adding a initramfs-tools script to mount the efivarfs during
 the initramfs boot phase (LP: #1993541).

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 .../init-top/00_mount_efivarfs                | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 debian/local/initramfs-tools/init-top/00_mount_efivarfs

diff --git a/debian/local/initramfs-tools/init-top/00_mount_efivarfs b/debian/local/initramfs-tools/init-top/00_mount_efivarfs
new file mode 100755
index 0000000..fa56bdb
--- /dev/null
+++ b/debian/local/initramfs-tools/init-top/00_mount_efivarfs
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+PREREQ=""
+prereqs()
+{
+ echo "$PREREQ"
+}
+case $1 in
+# get pre-requisites
+prereqs)
+ prereqs
+ exit 0
+ ;;
+esac
+
+# shellcheck disable=SC2013
+if [ -d /sys/firmware/efi/efivars ]; then
+	mount -t efivarfs -o rw,nosuid,nodev,noexec,relatime efivarfs /sys/firmware/efi/efivars
+fi