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