Frame for FIT support

common/fit.h

@@ -0,0 +1,70 @@
+/* fit.h
+
+Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
+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,
+WITHWARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+*/
+
+#ifndef __FIT_H__
+#define __FIT_H__
+
+#include <QByteArray>
+#include "basetypes.h"
+
+// Make sure we use right packing rules
+#pragma pack(push,1)
+
+// Memory address of a pointer to FIT, 40h back from the end of flash chip
+#define FIT_POINTER_ADDRESS 0xFFFFFFC0
+
+// FIT can reside in the last 1 MB of the flash chip
+#define FIT_TABLE_LOWEST_ADDRESS 0xFF000000
+
+// Entry types 
+#define FIT_TYPE_HEADER            0x00
+#define FIT_TYPE_MICROCODE         0x01
+#define FIT_TYPE_BIOS_AC_MODULE    0x02
+#define FIT_TYPE_BIOS_INIT_MODULE  0x07
+#define FIT_TYPE_TPM_POLICY        0x08
+#define FIT_TYPE_BIOS_POLICY_DATA  0x09
+#define FIT_TYPE_TXT_CONF_POLICY   0x0A
+#define FIT_TYPE_AC_KEY_MANIFEST   0x0B
+#define FIT_TYPE_AC_BOOT_POLICY    0x0C
+#define FIT_TYPE_EMPTY             0xFF
+
+#define FIT_HEADER_VERSION         0x0100
+#define FIT_MICROCODE_VERSION      0x0100
+
+const QByteArray FIT_SIGNATURE
+("\x5F\x46\x49\x54\x5F\x20\x20\x20", 8); 
+
+typedef struct _FIT_ENTRY {
+    UINT64 Address;
+    UINT64 ReservedSize;
+    UINT16 Version;
+    UINT8  ChecksumValid : 1;
+    UINT8  Type : 7;
+    UINT8  Checksum;
+} FIT_ENTRY;
+
+typedef struct _INTEL_MICROCODE_HEADER {
+    UINT32 Version;
+    UINT32 Revision;
+    UINT32 Date;
+    UINT32 CpuSignature;
+    UINT32 Checksum;
+    UINT32 LoaderRevision;
+    UINT32 CpuFlags;
+    UINT32 DataSize;
+    UINT32 TotalSize;
+    UINT8  Reserved[12];
+} INTEL_MICROCODE_HEADER;
+
+#pragma pack(pop)
+
+#endif