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psoc6cm0p/bin2c.py
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#!/usr/bin/env python | |
############################################################################### | |
# File Name: elf2c.py | |
# | |
# Description: | |
# Basic python script to convert the binary output from objcopy into a basic c | |
# array. | |
# | |
############################################################################### | |
# Copyright 2019-2021 Cypress Semiconductor Corporation (an Infineon company) | |
# or an affiliate of Cypress Semiconductor Corporation | |
# | |
# Licensed under the Apache License, Version 2.0 (the "License"); | |
# you may not use this file except in compliance with the License. | |
# You may obtain a copy of the License at | |
# | |
# http://www.apache.org/licenses/LICENSE-2.0 | |
# | |
# Unless required by applicable law or agreed to in writing, software | |
# distributed under the License is distributed on an "AS IS" BASIS, | |
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
# See the License for the specific language governing permissions and | |
# limitations under the License. | |
############################################################################### | |
import os | |
import sys | |
import argparse | |
import binascii | |
number_of_columns = 16 | |
copyright = """/***************************************************************************//** | |
* \\file {} | |
* | |
* \\brief | |
* Cortex-M0+ prebuilt application image. | |
* | |
******************************************************************************** | |
* \\copyright | |
* Copyright (c) 2018-2021 Cypress Semiconductor Corporation (an Infineon | |
* company) or an affiliate of Cypress Semiconductor Corporation | |
* SPDX-License-Identifier: LicenseRef-PBL | |
* | |
* Licensed under the Permissive Binary License | |
*******************************************************************************/ | |
""" | |
header = """ | |
#if defined(__APPLE__) && defined(__clang__) | |
__attribute__ ((__section__("__CY_M0P_IMAGE,__cy_m0p_image"), used)) | |
#elif defined(__GNUC__) || defined(__ARMCC_VERSION) | |
__attribute__ ((__section__(".cy_m0p_image"), used)) | |
#elif defined(__ICCARM__) | |
#pragma location=".cy_m0p_image" | |
#else | |
#error "An unsupported toolchain" | |
#endif | |
const uint8_t cy_m0p_image[] = { | |
""" | |
c_list = [] | |
# Get component name from the command line | |
parser = argparse.ArgumentParser() | |
parser.add_argument("bin_path", help="Specify path the input binary file to be converted to a C array.") | |
parser.add_argument("c_path", help="Specify path the output C file with the C array.") | |
parser.add_argument("c_macro", help="Specify the C preprocessor macro to wrap the variable.") | |
args = parser.parse_args() | |
bin_path = args.bin_path | |
c_path = args.c_path | |
c_macro = args.c_macro | |
c_file=os.path.basename(c_path) | |
f = open(bin_path, "rb") | |
data = list(f.read()) | |
with open(c_path, "w") as c_fd: | |
# Clear content of the file | |
c_fd.seek(0) | |
c_fd.truncate() | |
# Write copyright | |
c_fd.write(copyright.format(c_file)) | |
# Include headers | |
c_fd.write("#include <stdint.h>\n") | |
c_fd.write("#include \"cy_device_headers.h\"\n") | |
c_fd.write("\n") | |
# Open conditional block | |
if c_macro: | |
c_fd.write("#if defined(" + c_macro + ")\n") | |
# Write template | |
c_fd.write(header) | |
# Generate list of the data bytes | |
for n in data: | |
c_list.append(format(n, '#04x')) | |
for i in range(int(len(c_list) / number_of_columns) + 1): | |
line_list = c_list[i * number_of_columns: (i + 1) * number_of_columns] | |
c_fd.write(" ") | |
for item in line_list: | |
c_fd.write(" %su," % item) | |
c_fd.write("\n") | |
c_fd.write("};\n") | |
# Close conditional block | |
if c_macro: | |
c_fd.write("#endif /* defined(" + c_macro + ") */") | |
c_fd.write("\n") | |
f.close() |