added EFI 32bit support via GRUB2

packages/tools/grub/config/grub-postinstall.cfg

@@ -0,0 +1,8 @@
+GRUB_SAVEDEFAULT=true
+set timeout="0"
+set default="0"
+
+menuentry "LibreELEC"{
+	search --set -f /KERNEL
+	linux /KERNEL boot=LABEL=System disk=LABEL=Storage quiet
+}

packages/tools/grub/config/grub.cfg

@@ -0,0 +1,21 @@
+set timeout="5"
+set default="3"
+menuentry "LibreELEC Boot Menu"{
+	set
+}
+menuentry ' '{
+	set
+}
+menuentry "1. Installer"{
+	search --set -f /KERNEL
+	linux /KERNEL boot=LABEL=LIBREELEC installer quiet tty vga=current
+}
+
+menuentry "2. Live"{
+	search --set -f /KERNEL
+	linux /KERNEL boot=LABEL=LIBREELEC live quiet tty vga=current
+}
+menuentry "3. Portable"{
+	search --set -f /KERNEL
+	linux /KERNEL boot=LABEL=LIBREELEC disk=UUID=132e735c-fc99-4639-8138-c8db4f7698b5 portable quiet
+}

packages/tools/grub/package.mk

@@ -0,0 +1,71 @@
+################################################################################
+#      This file is part of LibreELEC - https://libreelec.tv
+#      Copyright (C) 2016-present Team LibreELEC
+#
+#  LibreELEC 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 2 of the License, or
+#  (at your option) any later version.
+#
+#  LibreELEC 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 LibreELEC.  If not, see <http://www.gnu.org/licenses/>.
+################################################################################
+
+PKG_NAME="grub"
+PKG_VERSION="2.02"
+PKG_ARCH="x86_64"
+PKG_LICENSE="GPLv3"
+PKG_SITE="https://www.gnu.org/software/grub/index.html"
+PKG_URL="http://git.savannah.gnu.org/cgit/grub.git/snapshot/$PKG_NAME-$PKG_VERSION.tar.gz"
+PKG_DEPENDS_TARGET="toolchain flex freetype:host"
+PKG_SECTION="tools"
+PKG_SHORTDESC="GNU GRUB is a Multiboot boot loader."
+PKG_LONGDESC="GNU GRUB is a Multiboot boot loader that was derived from GRUB, the GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn"
+
+PKG_IS_ADDON="no"
+PKG_AUTORECONF="no"
+
+PKG_CONFIGURE_OPTS_TARGET="--target=i386-pc-linux \
+			   --disable-nls \
+			   --with-platform=efi"
+
+  unset CFLAGS
+  unset CPPFLAGS
+  unset CXXFLAGS
+  unset LDFLAGS
+
+pre_configure_target() {
+  unset CPP
+  strip_lto
+  cd $PKG_BUILD
+     ./autogen.sh
+}
+
+make_target() {
+  make CC=$CC \
+       AR=$AR \
+       RANLIB=$RANLIB \
+       CFLAGS="-I$SYSROOT_PREFIX/usr/include -fomit-frame-pointer -D_FILE_OFFSET_BITS=64" \
+       LDFLAGS="-L$SYSROOT_PREFIX/usr/lib"
+}
+
+makeinstall_target() {
+  cd $PKG_BUILD/grub-core
+     $PKG_BUILD/grub-mkimage -d . -o bootia32.efi -O i386-efi -p /EFI/BOOT \
+				boot chain configfile ext2 fat linux search \
+				efi_gop efi_uga gettext gzio part_gpt \
+				loadenv loadbios memrw
+
+  mkdir -p $INSTALL/usr/share/grub
+     cp -P $PKG_BUILD/grub-core/bootia32.efi $INSTALL/usr/share/grub
+     cp -P $PKG_DIR/config/grub-postinstall.cfg $INSTALL/usr/share/grub/grub.cfg
+
+  mkdir -p $TOOLCHAIN/share/grub
+     cp -P $PKG_BUILD/grub-core/bootia32.efi $TOOLCHAIN/share/grub
+     cp -P $PKG_DIR/config/grub.cfg $TOOLCHAIN/share/grub
+}

packages/tools/installer/package.mk

@@ -22,7 +22,7 @@ PKG_ARCH="any"
 PKG_LICENSE="GPL"
 PKG_SITE="http://libreelec.tv/"
 PKG_URL=""
-PKG_DEPENDS_TARGET="toolchain busybox newt parted e2fsprogs syslinux"
+PKG_DEPENDS_TARGET="toolchain busybox newt parted e2fsprogs syslinux grub"
 PKG_SECTION="tools"
 PKG_SHORTDESC="installer: LibreELEC.tv Install manager"
 PKG_LONGDESC="LibreELEC.tv Install manager to install the system on any disk"

packages/tools/installer/scripts/installer

@@ -275,7 +275,9 @@ do_install_quick() {
           cp $TMPDIR/part1/syslinux.cfg $TMPDIR/part1/EFI/BOOT
           cp /usr/share/syslinux/bootx64.efi $TMPDIR/part1/EFI/BOOT
           cp /usr/share/syslinux/ldlinux.e64 $TMPDIR/part1/EFI/BOOT
-        fi
+	  cp /usr/share/grub/bootia32.efi $TMPDIR/part1/EFI/BOOT
+	  cp /usr/share/grub/grub.cfg $TMPDIR/part1/EFI/BOOT
+	fi
         sync
 
         # umount system partition, remove mountpoint

scripts/mkimage

@@ -163,6 +163,8 @@ EOF
     mmd EFI EFI/BOOT
     mcopy $TOOLCHAIN/share/syslinux/bootx64.efi ::/EFI/BOOT
     mcopy $TOOLCHAIN/share/syslinux/ldlinux.e64 ::/EFI/BOOT
+    mcopy $TOOLCHAIN/share/grub/bootia32.efi ::/EFI/BOOT
+    mcopy $TOOLCHAIN/share/grub/grub.cfg ::/EFI/BOOT
     mcopy "$LE_TMP"/syslinux.cfg ::/EFI/BOOT
 elif [ "$BOOTLOADER" = "bcm2835-bootloader" ]; then
   # create bootloader configuration