[PATCH] IntelSiliconPkg: Add Firmware Interface Table (FIT) definitions

* [PATCH] IntelSiliconPkg: Add Firmware Interface Table (FIT) definitions
@ 2016-08-26 22:07 Giri P Mudusuru
  2016-08-26 22:47 ` Yao, Jiewen
  2016-08-29 20:37 ` Kinney, Michael D
  0 siblings, 2 replies; 3+ messages in thread
From: Giri P Mudusuru @ 2016-08-26 22:07 UTC (permalink / raw)
  To: edk2-devel; +Cc: Jiewen Yao, Michael Kinney

Adding Processor Firmware Interface Table (FIT) related defines & structures

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Giri P Mudusuru <giri.p.mudusuru@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



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