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iso-image: Hide rEFInd from menu in known non-working situations

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Looks like GRUB has issues loading EFI binaries from (cd0), which is
what would be used in e.g. qemu with OVMF with `-cdrom`. Apparently also
what is used with AArch64 + U-Boot USB.
This commit is contained in:
Samuel Dionne-Riel 2021-04-20 17:11:21 -04:00
parent 9413da26fd
commit cb5c4fcd3c
1 changed files with 7 additions and 5 deletions
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12
nixos/modules/installer/cd-dvd/iso-image.nix
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@ -365,11 +365,13 @@ let
}
${lib.optionalString (refindBinary != null) ''
menuentry 'rEFInd' --class refind {
# UUID is hard-coded in the derivation.
search --set=root --no-floppy --fs-uuid 1234-5678
chainloader (\$root)/EFI/boot/${refindBinary}
}
# GRUB apparently cannot do "chainloader" operations on "CD".
if [ "\$root" != "cd0" ]; then
menuentry 'rEFInd' --class refind {
# \$root defaults to the drive the EFI is found on.
chainloader (\$root)/EFI/boot/${refindBinary}
}
fi
''}
menuentry 'Firmware Setup' --class settings {
fwsetup