/** @file | |
FirmwareInterfaceTable (FIT) related definitions. | |
@todo update document/spec reference | |
Copyright (c) 2016, Intel Corporation. All rights reserved.<BR> | |
This program and the accompanying materials | |
are licensed and made available under the terms and conditions of the BSD License | |
which accompanies this distribution. The full text of the license may be found at | |
http://opensource.org/licenses/bsd-license.php | |
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
**/ | |
#ifndef __FIRMWARE_INTERFACE_TABLE_H__ | |
#define __FIRMWARE_INTERFACE_TABLE_H__ | |
// | |
// FIT Entry type definitions | |
// | |
#define FIT_TYPE_00_HEADER 0x00 | |
#define FIT_TYPE_01_MICROCODE 0x01 | |
#define FIT_TYPE_02_STARTUP_ACM 0x02 | |
#define FIT_TYPE_07_BIOS_STARTUP_MODULE 0x07 | |
#define FIT_TYPE_08_TPM_POLICY 0x08 | |
#define FIT_TYPE_09_BIOS_POLICY 0x09 | |
#define FIT_TYPE_0A_TXT_POLICY 0x0A | |
#define FIT_TYPE_0B_KEY_MANIFEST 0x0B | |
#define FIT_TYPE_0C_BOOT_POLICY_MANIFEST 0x0C | |
#define FIT_TYPE_10_CSE_SECURE_BOOT 0x10 | |
#define FIT_TYPE_2D_TXTSX_POLICY 0x2D | |
#define FIT_TYPE_2F_JMP_DEBUG_POLICY 0x2F | |
#define FIT_TYPE_7F_SKIP 0x7F | |
#define FIT_POINTER_ADDRESS 0xFFFFFFC0 ///< Fixed address at 4G - 40h | |
#define FIT_TYPE_VERSION 0x0100 | |
#define FIT_TYPE_00_SIGNATURE SIGNATURE_64 ('_', 'F', 'I', 'T', '_', ' ', ' ', ' ') | |
#pragma pack(1) | |
typedef struct { | |
/** | |
Address is the base address of the firmware component | |
must be aligned on 16 byte boundary | |
**/ | |
UINT64 Address; | |
UINT8 Size[3]; ///< Size is the span of the component in multiple of 16 bytes | |
UINT8 Reserved; ///< Reserved must be set to 0 | |
/** | |
Component's version number in binary coded decimal (BCD) format. | |
For the FIT header entry, the value in this field will indicate the revision | |
number of the FIT data structure. The upper byte of the revision field | |
indicates the major revision and the lower byte indicates the minor revision. | |
**/ | |
UINT16 Version; | |
UINT8 Type : 7; ///< FIT types 0x00 to 0x7F | |
/// | |
/// Checksum Valid indicates whether component has valid checksum. | |
/// | |
UINT8 C_V : 1; | |
/** | |
Component's checksum. The modulo sum of all the bytes in the component and | |
the value in this field (Chksum) must add up to zero. This field is only | |
valid if the C_V flag is non-zero. | |
**/ | |
UINT8 Chksum; | |
} FIRMWARE_INTERFACE_TABLE_ENTRY; | |
#pragma pack() | |
#endif |