u-boot-brain/tools/binman/etype/files.py
Simon Glass 34861d506c binman: Use super() instead of specifying parent type
It is easier and less error-prone to use super() when the parent type is
needed. Update binman to remove the type names.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2020-07-25 14:46:57 -06:00

60 lines
2.1 KiB
Python

# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2018 Google, Inc
# Written by Simon Glass <sjg@chromium.org>
#
# 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):
"""Entry containing a set of files
Properties / Entry arguments:
- pattern: Filename pattern to match the files to include
- compress: Compression algorithm to use:
none: No compression
lz4: Use lz4 compression (via 'lz4' command-line utility)
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)
self._pattern = fdt_util.GetString(self._node, 'pattern')
if not self._pattern:
self.Raise("Missing 'pattern' property")
self._compress = fdt_util.GetString(self._node, 'compress', 'none')
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._compress)
# Read entries again, now that we have some
self._ReadEntries()