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![Simon Glass](/assets/img/avatar_default.png)
It is useful to be able to split an image into multiple sections, each with its own size and position, for cases where a flash device has read-only and read-write portions. Add support for this. Signed-off-by: Simon Glass <sjg@chromium.org>
51 lines
1.4 KiB
Python
51 lines
1.4 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 sections, which are entries which can contain other
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# entries.
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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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import bsection
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class Entry_section(Entry):
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def __init__(self, image, etype, node):
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Entry.__init__(self, image, etype, node)
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self._section = bsection.Section(node.name, node)
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def ObtainContents(self):
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self._section.GetEntryContents()
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def GetData(self):
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return self._section.GetData()
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def GetPositions(self):
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"""Handle entries that want to set the position/size of other entries
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This calls each entry's GetPositions() method. If it returns a list
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of entries to update, it updates them.
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"""
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self._section.GetEntryPositions()
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return {}
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def Pack(self, pos):
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"""Pack all entries into the section"""
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self._section.PackEntries()
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self.size = self._section.CheckSize()
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return super(Entry_section, self).Pack(pos)
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def WriteSymbols(self, section):
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"""Write symbol values into binary files for access at run time"""
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self._section.WriteSymbols()
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def ProcessContents(self):
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self._section.ProcessEntryContents()
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super(Entry_section, self).ProcessContents()
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def CheckPosition(self):
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self._section.CheckEntries()
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