Initial commit

build-grub.sh

@@ -0,0 +1,42 @@
+#!/bin/sh
+# vim: set sw=4 ts=4 sts=4 et :
+
+set -e
+
+. ./config
+
+GRUB_MODULES='
+boot
+echo
+efi_gop
+eval
+fat
+gzio
+linux
+loadenv
+normal
+part_gpt
+probe
+regexp
+serial
+squash4
+test
+xzio
+zstd
+'
+
+echo 'Creating GRUB image ...'
+mkdir -p output/efi-part/EFI/BOOT
+grub-mkimage \
+    -O arm64-efi \
+    -o output/efi-part/EFI/BOOT/BOOTAA64.efi \
+    -d /usr/${target}/usr/lib/grub/arm64-efi \
+    -p /EFI/gentoo \
+    ${GRUB_MODULES}
+
+echo 'Generating GRUB configuration file ...'
+mkdir -p output/efi-part/EFI/gentoo
+cp -uv grub.cfg output/efi-part/EFI/gentoo
+grub-editenv output/efi-part/EFI/gentoo/grubenv set rootflags='ro'
+grub-editenv output/efi-part/EFI/gentoo/grubenv set default=0
+grub-editenv output/efi-part/EFI/gentoo/grubenv set timeout=5