From 627ab390d8ded26f4b8267c55fc4ce39145f24aa Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Thu, 16 Jul 2020 07:18:40 +0200 Subject: [PATCH] efi_loader: describe EFI_VAR_FILE_MAGIC Add documentation for EFI_VAR_FILE_MAGIC used in the file format for UEFI variables. Signed-off-by: Heinrich Schuchardt --- include/efi_variable.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/include/efi_variable.h b/include/efi_variable.h index 17f25ad7a4..2c629e4dca 100644 --- a/include/efi_variable.h +++ b/include/efi_variable.h @@ -93,6 +93,10 @@ efi_status_t efi_query_variable_info_int(u32 attributes, #define EFI_VAR_BUF_SIZE 0x4000 +/* + * This constant identifies the file format for storing UEFI variables in + * struct efi_var_file. + */ #define EFI_VAR_FILE_MAGIC 0x0161566966456255 /* UbEfiVa, version 1 */ /** @@ -116,7 +120,7 @@ struct efi_var_entry { * struct efi_var_file - file for storing UEFI variables * * @reserved: unused, may be overwritten by memory probing - * @magic: identifies file format + * @magic: identifies file format, takes value %EFI_VAR_FILE_MAGIC * @length: length including header * @crc32: CRC32 without header * @var: variables -- 2.39.5