Commit c208358c authored by Matt Fleming's avatar Matt Fleming

efi: Add 'systab' information to Documentation/ABI

It's not clear right now that the order in which entries are displayed
in /sys/firmware/efi/systab actually forms an ABI that userspace tools
rely upon.

Document the ABI along with the userspace tool that cares.
Suggested-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: default avatarJean Delvare <jdelvare@suse.de>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Ivan Khoronzhuk <ivan.khoronzhuk@globallogic.com>
Signed-off-by: default avatarMatt Fleming <matt.fleming@intel.com>
parent b119fe08
...@@ -18,3 +18,13 @@ Contact: Dave Young <dyoung@redhat.com> ...@@ -18,3 +18,13 @@ Contact: Dave Young <dyoung@redhat.com>
Description: It shows the physical address of config table entry in the EFI Description: It shows the physical address of config table entry in the EFI
system table. system table.
Users: Kexec Users: Kexec
What: /sys/firmware/efi/systab
Date: April 2005
Contact: linux-efi@vger.kernel.org
Description: Displays the physical addresses of all EFI Configuration
Tables found via the EFI System Table. The order in
which the tables are printed forms an ABI and newer
versions are always printed first, i.e. ACPI20 comes
before ACPI.
Users: dmidecode
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