/* ARM code to run user code */
      /* This allows us to jump to the user's code in flash.  We have */
      /* to remap the flash before jumping. */
  begin:
      adr r0, const
      ldr r1, [r0]    /* r1 points to MEMMAP register */
      mov r0, #1
      str r0, [r1]    /* remap interrupt vectors to flash */
      mov pc, #0      /* and then jump to the user's code */
  const:
      .int    0xE01FC040  /* MEMMAP register */