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On 01/28/2015 06:08 PM, Stefan G. Weichinger wrote: |
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> On 28.01.2015 23:51, Tom H wrote: |
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> |
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>> Why two EFIs? |
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>> |
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>> One of them's unnecessary but if you want to have both, you have |
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>> to have them both in the efibootmgr invocation. |
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> |
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> I don't know why. |
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> |
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> What I did: |
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> |
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> cd /boot rm -fr * gummiboot install grub2-install |
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> --target=x86_64-efi --efi-directory=/boot/efi |
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> --bootloader-id=grub_uefi --recheck |
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> |
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> (and maybe run kerninst to actually put a kernel and its initrd |
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> there) |
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> |
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> |
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> The grub2-install-command was just taken from shell history. It |
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> might be *wrong* ... yes. At least it says it runs without |
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> errors. |
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> |
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> |
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> When I run: |
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> |
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> # grub2-install --target=x86_64-efi --bootloader-id=grub_3 |
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> --recheck |
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> |
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> Installing for x86_64-efi platform. grub2-install: error: cannot |
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> find EFI directory. |
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> |
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> |
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>> Can you create an entry for your kernel in 40_custom and test |
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>> it? |
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>> |
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>> Take a look at grub.cfg. I doubt that grub-mkconfig looks for a |
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>> kernel in '/boot/machine_id/kernel_version/' or that it |
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>> recognizes 'kernel' and 'initrd' as valid names for a kernel and |
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>> an initramfs. |
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> |
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> grub2-mkconfig did not detect any kernel, yes. |
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> |
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> That doesn't matter btw ... the reason to have grub2 in parallel is |
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> just the feature to boot iso-files (rescue media ...). |
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> |
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> All this additional grub2-fiddlery is basically learning how to |
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> make it work and getting the convenience of not having to insert a |
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> CD now and then. |
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> |
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> For daily work I am perfectly happy with gummiboot *just* booting |
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> my kernel(s) ... which works already! |
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> |
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> thanks, regards, Stefan |
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> |
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> (leaving now ... late here as mentioned) |
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> |
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|
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You have mounted your ESP on /boot, so you need to tell grub *that* is |
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your ESP, not "/boot/efi", like so: |
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|
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# grub2-install --target=x86_64-efi --efi-directory=/boot |
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|
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Once you do that, everything should pretty much Just Work. |
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|
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- -- |
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Jonathan Callen |
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