UEFI: Difference between revisions

UEFI (view source)

Revision as of 04:16, 22 August 2023

541 bytes removed , 10 months ago

Remove incorrect information about Apple computers (they boot UEFI binaries nearly identical to PCs, and always have, despite their earlier version number)

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osdev>Distrohopper39b

Revision as of 23:42, 1 October 2022 (view source) osdev>Orisky m (Fix typo) ← Older edit		Revision as of 04:16, 22 August 2023 (view source) osdev>Distrohopper39b (Remove incorrect information about Apple computers (they boot UEFI binaries nearly identical to PCs, and always have, despite their earlier version number)) Newer edit →
Line 475: * Phoenix (SecureCore, TrustedCore, AwardCore). * Insyde (InsydeH20). ~~===Apple systems===~~ Apple systems implement EFI 1.0, as opposed to UEFI, with the distinction that UEFI applications are loaded from HFS+ file systems instead of FAT12/16/32. Additionally, those UEFI applications must be "blessed" (either directly, or by residing in a blessed directory) to be loaded. Blessing sets flags within the HFS+ file system that Apple's firmware checks before loading an application. The open-source '''hfsutils''' package includes support for blessing files within HFS file systems, but not directories nor HFS+. == UEFI applications in detail ==