initial commit

2025-03-21 09:59:09 +01:00
parent 59637f4fa8
commit f690d03c57
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+/**
+ * Copyright (c) 2023 Bosch Sensortec GmbH. All rights reserved.
+ *
+ * BSD-3-Clause
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @file    fw2h.c
+ * @brief   Firmware to Header example for the BHI260/BHA260
+ *
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+#define N_ROWS  12
+
+/*lint -e818 suppressing parameter(argv) could be declared as pointer to constant info as the info is not addressed
+ * after declaring the parameter as pointer to constant */
+int main(int argc, char *argv[])
+{
+    FILE *input_file, *output_file;
+    char output_file_name[256]; /* Limit file name to 256 characters */
+    unsigned char fw[N_ROWS];
+
+    printf("Utility to convert binary files to .h\n");
+    if (argc == 1)
+    {
+        printf("Pass a firmware file as an argument. Exiting\n");
+        exit(-1);
+    }
+    else
+    {
+        for (int i = 1; i < argc; i++)
+        {
+            input_file = fopen(argv[i], "rb");
+            if (input_file)
+            {
+                sprintf(output_file_name, "%s" ".h", (char *)argv[i]);
+                printf("Copying firmware to %s\n", output_file_name);
+                output_file = fopen(output_file_name, "w");
+                if (output_file)
+                {
+                    fprintf(output_file, "const unsigned char bhy2_firmware_image[] = {\n");
+                    unsigned char bytes_read = 0;
+                    unsigned char j = 0;
+                    do
+                    {
+                        bytes_read = (uint8_t)fread(fw, 1, N_ROWS, input_file);
+                        if (bytes_read)
+                        {
+                            fprintf(output_file, "  ");
+                            for (j = 0; j < bytes_read; j++)
+                            {
+                                fprintf(output_file, "0x%02x, ", fw[j]);
+                            }
+
+                            fprintf(output_file, "\n");
+                        }
+                    } while (bytes_read != 0);
+                    fprintf(output_file, "};\n");
+                    fclose(output_file);
+                }
+                else
+                {
+                    printf("Could not create %s\n", output_file_name);
+                }
+            }
+            else
+            {
+                printf("Could not open %s.\n", argv[i]);
+            }
+
+            fclose(input_file);
+        }
+    }
+}
+
+/*lint +e818*/
@@ -0,0 +1,38 @@
+'''
+ * @file      fw2h.py
+ * @author    Lewis He (lewishe@outlook.com)
+ * @date      2024-07-24
+'''
+
+import sys
+import struct
+
+def convert_binary_to_header(input_file_path):
+    output_file_name = 'py_' + input_file_path + ".h"
+    print(f"Utility to convert binary files to .h")
+    print(f"Copying firmware to {output_file_name}")
+
+    with open(input_file_path, "rb") as input_file, open(output_file_name, "w") as output_file:
+        output_file.write("const unsigned char bhy2_firmware_image[] = {\n")
+        fw = bytearray(12)  # Assuming 12 rows as in the C program
+        bytes_read = 0
+
+        while True:
+            bytes_read = input_file.readinto(fw)
+            if not bytes_read:
+                break
+
+            output_file.write("  ")
+            for j in range(bytes_read):
+                output_file.write(f"0x{fw[j]:02x}, ")
+            output_file.write("\n")
+
+        output_file.write("};\n")
+
+if __name__ == "__main__":
+    if len(sys.argv) == 1:
+        print("Pass a firmware file as an argument. Exiting")
+        sys.exit(-1)
+
+    for i in range(1, len(sys.argv)):
+        convert_binary_to_header(sys.argv[i])