补充tools目录

tools/rom_img/riscv3/romhex.py

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+#
+# Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
+#
+# This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
+# be copied by any method or incorporated into another program without
+# the express written consent of Aerospace C.Power. This Information or any portion
+# thereof remains the property of Aerospace C.Power. The Information contained herein
+# is believed to be accurate and Aerospace C.Power assumes no responsibility or
+# liability for its use in any way and conveys no license or title under
+# any patent or copyright and makes no representation or warranty that this
+# Information is free from patent or copyright infringement.
+
+import os
+import sys
+import time
+
+len1 = 16384
+len2 = 245760
+split_len = 65536
+
+def bin_to_hex(target1, target2):
+    with open("romcode_total.bin", 'wb') as tmpf:
+        # write romcode_total.bin use target1
+        with open(target1, 'rb') as sf1:
+            in_size = 0
+            b = sf1.read(4)
+            while b:
+                tmpf.write(b)
+                in_size = in_size + len(b)
+                b = sf1.read(4)
+        while in_size < len1:
+            tmpf.write(b'\0')
+            in_size = in_size + 1
+
+        # continue write romcode_total.bin use target2
+        with open(target2, 'rb') as sf2:
+            in_size = 0
+            b = sf2.read(4)
+            while b:
+                tmpf.write(b)
+                in_size = in_size + len(b)
+                b = sf2.read(4)
+        while in_size < len2:
+            tmpf.write(b'\0')
+            in_size = in_size + 1
+        tmpf.flush()
+        tmpf.close()
+
+        time.sleep(1)
+        # split romcode_total use split_len
+        with open("romcode_total.bin", 'rb') as out_total:
+            file_index = 1
+            b = out_total.read(4)
+            while b:
+                out_name = 'romcode' + str(file_index) + '.hex'
+                print("" + out_name)
+                with open(out_name, 'w') as outf:
+                    in_size = 4
+                    while in_size <= split_len and b:
+                        outf.write('%02x%02x%02x%02x\n' % (b[3], b[2], b[1], b[0]))
+                        in_size = in_size + 4
+                        b = out_total.read(4)
+                    while in_size <= split_len:
+                        outf.write('%02x%02x%02x%02x\n' % (0, 0, 0, 0))
+                        in_size = in_size + 4
+                    outf.flush()
+                    outf.close()
+                file_index = file_index + 1
+
+
+if __name__ == "__main__":
+    bin_to_hex(sys.argv[1], sys.argv[2])
+