x86/compressed/acpi: Move EFI config table lookup to helper

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Future patches for SEV-SNP-validated CPUID will also require early
parsing of the EFI configuration. Incrementally move the related code
into a set of helpers that can be re-used for that purpose.

  [ bp: Remove superfluous zeroing of a stack variable. ]

Signed-off-by: Michael Roth <michael.roth@amd.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220307213356.2797205-27-brijesh.singh@amd.com

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Michael Roth 2022-02-24 10:56:06 -06:00 • committed by Borislav Petkov

parent 58f3e6b71f

commit 61c14ceda8

3 changed files with 60 additions and 17 deletions

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25

arch/x86/boot/compressed/acpi.c

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43

arch/x86/boot/compressed/efi.c

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9

arch/x86/boot/compressed/misc.h

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