# SPDX-License-Identifier: GPL-2.0+ # Copyright (c) 2018 Google, Inc # Written by Simon Glass # # Entry-type module for a set of files which are placed in individual # sub-entries # import glob import os from binman.etype.section import Entry_section from dtoc import fdt_util from patman import tools class Entry_files(Entry_section): """A set of files arranged in a section Properties / Entry arguments: - pattern: Filename pattern to match the files to include - files-compress: Compression algorithm to use: none: No compression lz4: Use lz4 compression (via 'lz4' command-line utility) - files-align: Align each file to the given alignment This entry reads a number of files and places each in a separate sub-entry within this entry. To access these you need to enable device-tree updates at run-time so you can obtain the file positions. """ def __init__(self, section, etype, node): # Put this here to allow entry-docs and help to work without libfdt global state from binman import state super().__init__(section, etype, node) def ReadNode(self): super().ReadNode() self._pattern = fdt_util.GetString(self._node, 'pattern') if not self._pattern: self.Raise("Missing 'pattern' property") self._files_compress = fdt_util.GetString(self._node, 'files-compress', 'none') self._files_align = fdt_util.GetInt(self._node, 'files-align'); self._require_matches = fdt_util.GetBool(self._node, 'require-matches') def ExpandEntries(self): files = tools.GetInputFilenameGlob(self._pattern) if self._require_matches and not files: self.Raise("Pattern '%s' matched no files" % self._pattern) for fname in files: if not os.path.isfile(fname): continue name = os.path.basename(fname) subnode = self._node.FindNode(name) if not subnode: subnode = state.AddSubnode(self._node, name) state.AddString(subnode, 'type', 'blob') state.AddString(subnode, 'filename', fname) state.AddString(subnode, 'compress', self._files_compress) if self._files_align: state.AddInt(subnode, 'align', self._files_align) # Read entries again, now that we have some self._ReadEntries()