Broken UEFI implementations: Difference between revisions

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m (Another for the UEFI category)
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Installing a Linux-only system shows no errors (including from efibootmgr), but then fails to boot at all. The BIOS shows no boot entries.
Restoring the original windows EFI System Partition from backups "fixes" the problem, on next boot we have a new automagic entry called "Windwos Boot Manager". Creating new EFI boot entries after that using efibootmgr silently fails, the system ignores them. The only way to get it to boot something else is to replace '''\EFI\Microsoft\Boot\bootmgfw.efi''' with the distro-provided grubx64.efi.
 
= MSI motherboards with AMI firmware =
Some users have reported that on the MSI GE62 2QD Apache Pro (board model: MS-16J2) with AMI firmware, variables set with efibootmgr aren't persistent across reboots.
 
= Runtime services accessing boot services memory =
Anonymous user