diff options
Diffstat (limited to 'tools/eficapsule.h')
-rw-r--r-- | tools/eficapsule.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tools/eficapsule.h b/tools/eficapsule.h index 072a4b5598..753fb73313 100644 --- a/tools/eficapsule.h +++ b/tools/eficapsule.h @@ -113,4 +113,34 @@ struct efi_firmware_image_authentication { struct win_certificate_uefi_guid auth_info; } __packed; +/* fmp payload header */ +#define SIGNATURE_16(A, B) ((A) | ((B) << 8)) +#define SIGNATURE_32(A, B, C, D) \ + (SIGNATURE_16(A, B) | (SIGNATURE_16(C, D) << 16)) + +#define FMP_PAYLOAD_HDR_SIGNATURE SIGNATURE_32('M', 'S', 'S', '1') + +/** + * struct fmp_payload_header - EDK2 header for the FMP payload + * + * This structure describes the header which is preprended to the + * FMP payload by the edk2 capsule generation scripts. + * + * @signature: Header signature used to identify the header + * @header_size: Size of the structure + * @fw_version: Firmware versions used + * @lowest_supported_version: Lowest supported version (not used) + */ +struct fmp_payload_header { + uint32_t signature; + uint32_t header_size; + uint32_t fw_version; + uint32_t lowest_supported_version; +}; + +struct fmp_payload_header_params { + bool have_header; + uint32_t fw_version; +}; + #endif /* _EFI_CAPSULE_H */ |