Add an entry type which can hold a Chrome OS EC. To make this work a new entry type is created, which supports getting a blob filename from the command line. Signed-off-by: Simon Glass <sjg@chromium.org>lime2-spi
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# 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 a blob where the filename comes from a property in the |
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# node or an entry argument. The property is called '<blob_fname>-path' where |
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# <blob_fname> is provided by the subclass using this entry type. |
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from collections import OrderedDict |
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from blob import Entry_blob |
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from entry import EntryArg |
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class Entry_blob_named_by_arg(Entry_blob): |
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"""A blob entry which gets its filename property from its subclass |
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Properties / Entry arguments: |
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- <xxx>-path: Filename containing the contents of this entry (optional, |
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defaults to 0) |
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where <xxx> is the blob_fname argument to the constructor. |
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This entry cannot be used directly. Instead, it is used as a parent class |
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for another entry, which defined blob_fname. This parameter is used to |
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set the entry-arg or property containing the filename. The entry-arg or |
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property is in turn used to set the actual filename. |
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See cros_ec_rw for an example of this. |
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""" |
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def __init__(self, section, etype, node, blob_fname): |
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Entry_blob.__init__(self, section, etype, node) |
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self._filename, = self.GetEntryArgsOrProps( |
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[EntryArg('%s-path' % blob_fname, str)]) |
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# 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 a Chromium OS EC image (read-write section) |
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# |
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from blob_named_by_arg import Entry_blob_named_by_arg |
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class Entry_cros_ec_rw(Entry_blob_named_by_arg): |
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"""A blob entry which contains a Chromium OS read-write EC image |
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Properties / Entry arguments: |
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- cros-ec-rw-path: Filename containing the EC image |
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This entry holds a Chromium OS EC (embedded controller) image, for use in |
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updating the EC on startup via software sync. |
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""" |
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def __init__(self, section, etype, node): |
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Entry_blob_named_by_arg.__init__(self, section, etype, node, |
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'cros-ec-rw') |
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// SPDX-License-Identifier: GPL-2.0+ |
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/dts-v1/; |
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/ { |
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#address-cells = <1>; |
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#size-cells = <1>; |
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binman { |
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cros-ec-rw { |
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}; |
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}; |
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}; |
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