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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Steve Langasek <steve.langasek@ubuntu.com>
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Date: Mon, 13 Jan 2014 12:13:12 +0000
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Subject: [PATCH] Output a menu entry for firmware setup on UEFI FastBoot
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systems
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If fastboot is enabled in the BIOS then often it is not possible to
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enter the firmware setup menu, add a menu entry for this.
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hdegoede: Cherry picked the Ubuntu patch from:
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https://git.launchpad.net/~ubuntu-core-dev/grub/+git/ubuntu/tree/debian/patches/uefi_firmware_setup.patch
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Into the Fedora / RH grub version
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According to:
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https://git.launchpad.net/~ubuntu-core-dev/grub/+git/ubuntu/tree/debian/copyright
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The patch is licensed under GPL-3+
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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Makefile.util.def | 6 ++++++
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util/grub.d/30_uefi-firmware.in | 46 +++++++++++++++++++++++++++++++++++++++++
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2 files changed, 52 insertions(+)
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create mode 100644 util/grub.d/30_uefi-firmware.in
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diff --git a/Makefile.util.def b/Makefile.util.def
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index 0fdfdd91f..5a8c390a1 100644
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--- a/Makefile.util.def
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+++ b/Makefile.util.def
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@@ -529,6 +529,12 @@ script = {
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installdir = grubconf;
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};
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+script = {
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+ name = '30_uefi-firmware';
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+ common = util/grub.d/30_uefi-firmware.in;
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+ installdir = grubconf;
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+};
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+
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script = {
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name = '40_custom';
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common = util/grub.d/40_custom.in;
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diff --git a/util/grub.d/30_uefi-firmware.in b/util/grub.d/30_uefi-firmware.in
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new file mode 100644
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index 000000000..3c9f533d8
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--- /dev/null
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+++ b/util/grub.d/30_uefi-firmware.in
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@@ -0,0 +1,46 @@
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+#! /bin/sh
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+set -e
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+
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+# grub-mkconfig helper script.
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+# Copyright (C) 2012 Free Software Foundation, Inc.
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+#
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+# GRUB is free software: you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation, either version 3 of the License, or
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+# (at your option) any later version.
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+#
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+# GRUB is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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+
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+prefix="@prefix@"
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+exec_prefix="@exec_prefix@"
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+datarootdir="@datarootdir@"
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+
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+export TEXTDOMAIN=@PACKAGE@
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+export TEXTDOMAINDIR="@localedir@"
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+
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+. "@datadir@/@PACKAGE@/grub-mkconfig_lib"
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+
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+efi_vars_dir=/sys/firmware/efi/vars
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+EFI_GLOBAL_VARIABLE=8be4df61-93ca-11d2-aa0d-00e098032b8c
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+OsIndications="$efi_vars_dir/OsIndicationsSupported-$EFI_GLOBAL_VARIABLE/data"
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+
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+if [ -e "$OsIndications" ] && \
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+ [ "$(( $(printf 0x%x \'"$(cat $OsIndications | cut -b1)") & 1 ))" = 1 ]; then
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+ LABEL="System setup"
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+
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+ gettext_printf "Adding boot menu entry for EFI firmware configuration\n" >&2
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+
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+ onstr="$(gettext_printf "(on %s)" "${DEVICE}")"
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+
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+ cat << EOF
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+menuentry '$LABEL' \$menuentry_id_option 'uefi-firmware' {
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+ fwsetup
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+}
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+EOF
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+fi
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