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https://github.com/brain-hackers/u-boot-brain
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16b8d6b769
It is useful to write the position and size of each entry back to the device tree so that U-Boot can access this at runtime. Add a feature to support this, along with associated tests. Signed-off-by: Simon Glass <sjg@chromium.org>
55 lines
1.8 KiB
Python
55 lines
1.8 KiB
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 testing purposes. Not used in real images.
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#
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from entry import Entry
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import fdt_util
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import tools
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class Entry__testing(Entry):
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"""A fake entry used for testing
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Properties:
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return_invalid_entry: Return an invalid entry from GetPositions()
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"""
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def __init__(self, section, etype, node):
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Entry.__init__(self, section, etype, node)
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self.return_invalid_entry = fdt_util.GetBool(self._node,
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'return-invalid-entry')
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self.return_unknown_contents = fdt_util.GetBool(self._node,
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'return-unknown-contents')
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self.bad_update_contents = fdt_util.GetBool(self._node,
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'bad-update-contents')
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self.process_fdt_ready = False
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self.never_complete_process_fdt = fdt_util.GetBool(self._node,
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'never-complete-process-fdt')
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def ObtainContents(self):
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if self.return_unknown_contents:
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return False
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self.data = 'a'
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self.contents_size = len(self.data)
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return True
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def GetPositions(self):
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if self.return_invalid_entry :
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return {'invalid-entry': [1, 2]}
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return {}
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def ProcessContents(self):
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if self.bad_update_contents:
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# Request to update the conents with something larger, to cause a
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# failure.
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self.ProcessContentsUpdate('aa')
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def ProcessFdt(self, fdt):
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"""Force reprocessing the first time"""
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ready = self.process_fdt_ready
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if not self.never_complete_process_fdt:
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self.process_fdt_ready = True
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return ready
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