boot/grub/grub.cfg: Add a GRUB config to use.

Author: sevan

boot/grub/grub.cfg

@@ -0,0 +1,102 @@
+#
+# A generic config based on the automatically generated version by
+# grub-mkconfig using its templates which was then customised to
+# replace the use of UUIDs with a static "set root" statement,
+# removing the submenu and renaming the menu items. There is no magic
+# here and it is safe to regen with grub-mkconfig again if desired.
+#
+
+### BEGIN /etc/grub.d/00_header ###
+if [ -s $prefix/grubenv ]; then
+  load_env
+fi
+if [ "${next_entry}" ] ; then
+   set default="${next_entry}"
+   set next_entry=
+   save_env next_entry
+   set boot_once=true
+else
+   set default="0"
+fi
+
+if [ x"${feature_menuentry_id}" = xy ]; then
+  menuentry_id_option="--id"
+else
+  menuentry_id_option=""
+fi
+
+export menuentry_id_option
+
+if [ "${prev_saved_entry}" ]; then
+  set saved_entry="${prev_saved_entry}"
+  save_env saved_entry
+  set prev_saved_entry=
+  save_env prev_saved_entry
+  set boot_once=true
+fi
+
+function savedefault {
+  if [ -z "${boot_once}" ]; then
+    saved_entry="${chosen}"
+    save_env saved_entry
+  fi
+}
+
+function load_video {
+  if [ x$feature_all_video_module = xy ]; then
+    insmod all_video
+  else
+    insmod efi_gop
+    insmod efi_uga
+    insmod ieee1275_fb
+    insmod vbe
+    insmod vga
+    insmod video_bochs
+    insmod video_cirrus
+  fi
+}
+
+if loadfont unicode ; then
+  set gfxmode=auto
+  load_video
+  insmod gfxterm
+fi
+terminal_output gfxterm
+if [ x$feature_timeout_style = xy ] ; then
+  set timeout_style=menu
+  set timeout=5
+# Fallback normal timeout code in case the timeout_style feature is
+# unavailable.
+else
+  set timeout=5
+fi
+### END /etc/grub.d/00_header ###
+
+menuentry 'Viewpoint Linux' --class gnu-linux --class gnu --class os $menuentry_id_option 'viewpoint' {
+	load_video
+	set gfxpayload=keep
+	insmod gzio
+	insmod part_msdos
+	insmod ext2
+	set root='hd0,msdos1'
+	echo	'Loading Linux 5.10.36 ...'
+	linux	/boot/vmlinuz-5.10.36 root=/dev/sda1 ro
+}
+menuentry 'Viewpoint Linux (single user mode)' --class gnu-linux --class gnu --class os $menuentry_id_option 'viewpoint-single' {
+		load_video
+		set gfxpayload=keep
+		insmod gzio
+		insmod part_msdos
+		insmod ext2
+		set root='hd0,msdos1'
+		echo	'Loading Linux 5.10.36 ...'
+		linux	/boot/vmlinuz-5.10.36 root=/dev/sda1 ro single
+}
+
+### BEGIN /etc/grub.d/41_custom ###
+if [ -f  ${config_directory}/custom.cfg ]; then
+  source ${config_directory}/custom.cfg
+elif [ -z "${config_directory}" -a -f  $prefix/custom.cfg ]; then
+  source $prefix/custom.cfg;
+fi
+### END /etc/grub.d/41_custom ###