On Mon, Nov 12, 2018 at 3:05 PM Tom Horsley <horsley1953@xxxxxxxxx> wrote:
>
> If I edit the grub.cfg file and replace this absurd
> chunk of gibberish:
>
> if [ x$feature_timeout_style = xy ] ; then
> if [ "${menu_show_once}" ]; then
> unset menu_show_once
> save_env menu_show_once
> set timeout_style=menu
> set timeout=60
> elif [ "${menu_auto_hide}" -a "${last_boot_ok}" = "1" ]; then
> set orig_timeout_style=${timeout_style}
> set orig_timeout=${timeout}
> if [ "${fastboot}" = "1" ]; then
> # timeout_style=menu + timeout=0 avoids the countdown code keypress check
> set timeout_style=menu
> set timeout=0
> else
> set timeout_style=hidden
> set timeout=1
> fi
> fi
> fi
>
> with just
>
> set timeout=5
>
> will I get my grub menu back so I can do things
> like choose previous kernels?
>
> Or should I just delete the entire chunk of code
> between the 01_menu_auto_hide comments?
>
> And why isn't there a way to disable the whole
> auto hide nonsense? The only thing it appears to be
> checking is a serial console, no define you can provide
> to just say "Dammit! Don't hide my menu!"
I ignore the boilerplate and I run "chmod -x /etc/grub.d/*", copy one
of the two below into "/etc/grub.d/*", "chmod +x" it, and run
grub-mkconfig:
localhost ~ # cat 90-grub-console
#!/bin/sh
cat <<EOF
# menu
set default=0
set timeout=2
# kernel
insmod gzio
# disk/partition
insmod part_gpt
# filesystem
insmod ext2
# /boot
search --no-floppy --fs-uuid --set=root 2ffc4e71-31ca-4816-b969-2862937ee395
# video
terminal_input console
terminal_output console
menuentry 'multi' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro
initrd /boot/ramfs
}
menuentry 'single' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro single
initrd /boot/ramfs
}
menuentry 'emergency' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro emergency
initrd /boot/ramfs
}
menuentry 'multi (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro
initrd /boot/ramfs-old
}
menuentry 'single (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro single
initrd /boot/ramfs-old
}
menuentry 'emergency (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f
ro emergency
initrd /boot/ramfs-old
}
EOF
localhost ~ # cat 90-grub-gfxterm
#!/bin/sh
exec tail -n +3 $0
# This file provides an easy way to add custom menu entries.
# Type the menu entries you want to add after this comment.
# Be careful not to change the 'exec tail' line above.
# menu
set default=0
set timeout=2
# kernel
insmod gzio
# disk/partition
insmod part_gpt
# filesystem
insmod ext2
# /boot
search --no-floppy --fs-uuid --set=root 2ffc4e71-31ca-4816-b969-2862937ee395
# video
insmod all_video
insmod gettext
insmod gfxterm
loadfont $prefix/unicode.pf2
set gfxmode=auto
set lang=en_US
set locale_dir=$prefix/locale
terminal_input gfxterm
terminal_output gfxterm
menuentry 'multi' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro
initrd /boot/ramfs
}
menuentry 'single' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro single
initrd /boot/ramfs
}
menuentry 'emergency' {
linux /boot/kernel root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro emergency
initrd /boot/ramfs
}
menuentry 'multi (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro
initrd /boot/ramfs-old
}
menuentry 'single (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f ro single
initrd /boot/ramfs-old
}
menuentry 'emergency (old)' {
linux /boot/kernel-old root=UUID=2653b879-3c02-4d05-a678-315259e0e11f
ro emergency
initrd /boot/ramfs-old
}
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