Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
efi: add API doc entry for ovmf_debug_log
Document the newly added sysfs ABI for accessing the in-memory debug log
provided by OVMF EFI firmware (when enabled)
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
authored by Gerd Hoffmann and committed by Ard Biesheuvel 02eb7a8e 86bc643a
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Documentation/ABI/testing/sysfs-firmware-efi
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Documentation/ABI/testing/sysfs-firmware-efi
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Table version 2 on Dell EMC PowerEdge systems in binary format
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Users: It is used by Dell EMC OpenManage Server Administrator tool to
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populate BIOS setup page.
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What: /sys/firmware/efi/ovmf_debug_log
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Date: July 2025
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Contact: Gerd Hoffmann <kraxel@redhat.com>, linux-efi@vger.kernel.org
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Description: Displays the content of the OVMF debug log buffer. The file is
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only present in case the firmware supports logging to a memory
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buffer.