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https://github.com/brain-hackers/u-boot-brain
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6c223fda1e
At present the logic skips the blob class' handling of compression, so this is not supported with device tree entries. Fix this. Signed-off-by: Simon Glass <sjg@chromium.org>
34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
# SPDX-License-Identifier: GPL-2.0+
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# Copyright (c) 2018 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 U-Boot device tree files
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#
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import state
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from entry import Entry
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from blob import Entry_blob
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class Entry_blob_dtb(Entry_blob):
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"""A blob that holds a device tree
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This is a blob containing a device tree. The contents of the blob are
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obtained from the list of available device-tree files, managed by the
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'state' module.
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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 ObtainContents(self):
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"""Get the device-tree from the list held by the 'state' module"""
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self._filename = self.GetDefaultFilename()
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self._pathname, _ = state.GetFdtContents(self._filename)
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return Entry_blob.ReadBlobContents(self)
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def ProcessContents(self):
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"""Re-read the DTB contents so that we get any calculated properties"""
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_, indata = state.GetFdtContents(self._filename)
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data = self.CompressData(indata)
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return self.ProcessContentsUpdate(data)
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