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Diffstat (limited to '')
| -rw-r--r-- | util/grub.d/30_uefi-firmware.in | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/util/grub.d/30_uefi-firmware.in b/util/grub.d/30_uefi-firmware.in new file mode 100644 index 0000000..d344d38 --- /dev/null +++ b/util/grub.d/30_uefi-firmware.in @@ -0,0 +1,44 @@ +#! /bin/sh +set -e + +# grub-mkconfig helper script. +# Copyright (C) 2020 Free Software Foundation, Inc. +# +# GRUB is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# GRUB is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GRUB. If not, see <http://www.gnu.org/licenses/>. + +prefix="@prefix@" +exec_prefix="@exec_prefix@" +datarootdir="@datarootdir@" + +export TEXTDOMAIN=@PACKAGE@ +export TEXTDOMAINDIR="@localedir@" + +. "$pkgdatadir/grub-mkconfig_lib" + +EFI_VARS_DIR=/sys/firmware/efi/efivars +EFI_GLOBAL_VARIABLE=8be4df61-93ca-11d2-aa0d-00e098032b8c +OS_INDICATIONS="$EFI_VARS_DIR/OsIndicationsSupported-$EFI_GLOBAL_VARIABLE" + +if [ -e "$OS_INDICATIONS" ] && \ + [ "$(( $(printf 0x%x \'"$(cat $OS_INDICATIONS | cut -b5)"\') & 1 ))" = 1 ]; then + LABEL="UEFI Firmware Settings" + + gettext_printf "Adding boot menu entry for UEFI Firmware Settings ...\n" >&2 + + cat << EOF +menuentry '$LABEL' \$menuentry_id_option 'uefi-firmware' { + fwsetup +} +EOF +fi |