flash_extra.py

   1 #!/usr/bin/env python3
   2
   3 import os, sys, argparse
   4
   5 from migen.util.misc import autotype
   6
   7 from misoc_import import misoc_import
   8
   9 if __name__ == "__main__":
  10         parser = argparse.ArgumentParser(description="Program extra data to flash memory.")
  11         parser.add_argument("-f", "--flash-proxy-dir", default=None, help="set search directory for flash proxy bitstreams")
  12         parser.add_argument("-X", "--external", default="", help="use external directory for platforms and imports")
  13         parser.add_argument("-Op", "--platform-option", default=[], nargs=2, action="append", help="set platform-specific option")
  14         parser.add_argument("platform", help="target platform")
  15         parser.add_argument("file", help="file to flash")
  16         parser.add_argument("address", help="flash address to write")
  17         args = parser.parse_args()
  18
  19         external_platform = ""
  20         if args.external:
  21                 external_platform = os.path.join(args.external, "platforms")
  22                 sys.path.insert(1, os.path.abspath(args.external))
  23
  24         platform_module = misoc_import("mibuild.platforms", external_platform, args.platform)
  25         platform_kwargs = dict((k, autotype(v)) for k, v in args.platform_option)
  26         platform = platform_module.Platform(**platform_kwargs)
  27
  28         prog = platform.create_programmer()
  29         prog.set_flash_proxy_dir(args.flash_proxy_dir)
  30         prog.flash(int(args.address, 0), args.file)