1#!/usr/bin/env python 2# This file consists of the common useful functions for eFuse 3# 4# Copyright (C) 2020 Espressif Systems (Shanghai) PTE LTD 5# 6# This program is free software; you can redistribute it and/or modify it under 7# the terms of the GNU General Public License as published by the Free Software 8# Foundation; either version 2 of the License, or (at your option) any later version. 9# 10# This program is distributed in the hope that it will be useful, but WITHOUT 11# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 12# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License along with 15# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin 16# Street, Fifth Floor, Boston, MA 02110-1301 USA. 17from __future__ import division, print_function 18 19import esptool 20 21 22def hexify(bitstring, separator=""): 23 try: 24 as_bytes = tuple(ord(b) for b in bitstring) 25 except TypeError: # python 3, items in bitstring already ints 26 as_bytes = tuple(b for b in bitstring) 27 return separator.join(("%02x" % b) for b in as_bytes) 28 29 30def popcnt(b): 31 """ Return number of "1" bits set in 'b' """ 32 return len([x for x in bin(b) if x == "1"]) 33 34 35def check_duplicate_name_in_list(name_list): 36 duples_name = [name for i, name in enumerate(name_list) if name in name_list[:i]] 37 if duples_name != []: 38 raise esptool.FatalError("Found repeated {} in the name list".format(duples_name)) 39 40 41class SdkConfig(object): 42 def __init__(self, path_to_file): 43 self.sdkconfig = dict() 44 if path_to_file is None: 45 return 46 with open(path_to_file, 'r') as file: 47 for line in file.readlines(): 48 if line.startswith("#"): 49 continue 50 config = line.strip().split('=', 1) 51 if len(config) == 2: 52 self.sdkconfig[config[0]] = True if config[1] == 'y' else config[1].strip('"') 53 54 def __getitem__(self, config_name): 55 try: 56 return self.sdkconfig[config_name] 57 except KeyError: 58 return False 59