Adding Processor Firmware Interface Table (FIT) related defines & structures
Cc: Jiewen Yao <jiewen....@intel.com> Cc: Michael Kinney <michael.d.kin...@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Giri P Mudusuru <giri.p.mudus...@intel.com> --- .../IndustryStandard/FirmwareInterfaceTable.h | 75 ++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 IntelSiliconPkg/Include/IndustryStandard/FirmwareInterfaceTable.h diff --git a/IntelSiliconPkg/Include/IndustryStandard/FirmwareInterfaceTable.h b/IntelSiliconPkg/Include/IndustryStandard/FirmwareInterfaceTable.h new file mode 100644 index 0000000..ea54578 --- /dev/null +++ b/IntelSiliconPkg/Include/IndustryStandard/FirmwareInterfaceTable.h @@ -0,0 +1,75 @@ +/** @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(push, 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(pop) + +#endif -- 2.9.0.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
