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- # SPDX-License-Identifier: GPL-2.0+
- # Copyright (c) 2016 Google, Inc
- # Written by Simon Glass <sjg@chromium.org>
- #
- # Entry-type module for Intel Firmware Image Table
- #
- import struct
- from binman.etype.blob_ext import Entry_blob_ext
- class Entry_intel_fit(Entry_blob_ext):
- """Intel Firmware Image Table (FIT)
- This entry contains a dummy FIT as required by recent Intel CPUs. The FIT
- contains information about the firmware and microcode available in the
- image.
- At present binman only supports a basic FIT with no microcode.
- """
- def __init__(self, section, etype, node):
- super().__init__(section, etype, node)
- def ReadNode(self):
- """Force 16-byte alignment as required by FIT pointer"""
- super().ReadNode()
- self.align = 16
- def ObtainContents(self):
- data = struct.pack('<8sIHBB', b'_FIT_ ', 1, 0x100, 0x80, 0x7d)
- self.SetContents(data)
- return True
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