check_flash.cpp
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00001 /*********************************************************************
00002 * Software License Agreement (BSD License)
00003 *
00004 *  Copyright (c) 2009-2010, Willow Garage, Inc.
00005 *  All rights reserved.
00006 *
00007 *  Redistribution and use in source and binary forms, with or without
00008 *  modification, are permitted provided that the following conditions
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00010 *
00011 *   * Redistributions of source code must retain the above copyright
00012 *     notice, this list of conditions and the following disclaimer.
00013 *   * Redistributions in binary form must reproduce the above
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00015 *     disclaimer in the documentation and/or other materials provided
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00019 *     from this software without specific prior written permission.
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00021 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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00034 
00035 #include "wge100_camera/wge100lib.h"
00036 #include "wge100_camera/host_netutil.h"
00037 #include <string.h>
00038 #include <cstdio>
00039 #include <cstdlib>
00040 #include <cstring>
00041 #include <cassert>
00042 #include <unistd.h>
00043 
00044 int main(int argc, char** argv)
00045 {
00046   if (argc != 2 || !strcmp(argv[1], "--help")) {
00047     fprintf(stderr, "Usage: %s <camera_url>\n", argv[0]);
00048     fprintf(stderr, "Writes a test sequence to unused portions of the flash to check for\n");
00049     fprintf(stderr, "proper operation. It is very improbable that you need this tool in\n");
00050     fprintf(stderr, "normal use of the camera.\n");
00051     return -1;
00052   }
00053   char* camera_url = argv[1];
00054 
00055   // Find the camera matching the URL
00056   IpCamList camera;
00057   const char *errmsg;
00058   int outval = wge100FindByUrl(camera_url, &camera, SEC_TO_USEC(0.1), &errmsg);
00059   if (outval)
00060   {
00061     fprintf(stderr, "Matching URL %s : %s\n", camera_url, errmsg);
00062     return -1;
00063   }
00064 
00065   // Configure the camera with its IP address, wait up to 500ms for completion
00066   int retval = wge100Configure(&camera, camera.ip_str, SEC_TO_USEC(0.5));
00067   if (retval != 0) {
00068     if (retval == ERR_CONFIG_ARPFAIL) {
00069       fprintf(stderr, "Unable to create ARP entry (are you root?), continuing anyway\n");
00070     } else {
00071       fprintf(stderr, "IP address configuration failed\n");
00072       return -1;
00073     }
00074   }
00075 
00076 #define FLASH_SIZE_LONG ((FLASH_PAGE_SIZE + 3) / 4)
00077   uint32_t buffer[FLASH_SIZE_LONG];
00078   uint32_t buffer2[FLASH_PAGE_SIZE];
00079 
00080   fprintf(stderr, "\n*************************************************************************\n");
00081   fprintf(stderr, "Warning, this will overwrite potentially important flash memory contents.\n");
00082   fprintf(stderr, "You have 5 seconds to press CTRL+C to abort this operation.\n");
00083   fprintf(stderr, "*************************************************************************\n");
00084 
00085   sleep(5);
00086   
00087   uint32_t incr = 282475249;
00088   uint32_t pattern = 0;
00089   for (int i = FLASH_MAX_PAGENO / 2; i <= FLASH_MAX_PAGENO - 10; i++)
00090   {
00091     if (i % 100 == 0)
00092     {
00093       fprintf(stderr, ".");
00094       fflush(stderr);
00095     }
00096     for (int j = 0; j < FLASH_SIZE_LONG; j++)
00097       buffer[j] = pattern += incr;
00098 
00099     if (wge100ReliableFlashWrite(&camera, i, (uint8_t*) buffer, NULL) != 0) {
00100       fprintf(stderr, "\nFlash write error\n");
00101       return -1;
00102     }
00103   }
00104   printf("\n");
00105   
00106   int errcount = 0;
00107   pattern = 0;
00108   for (int i = FLASH_MAX_PAGENO / 2; i <= FLASH_MAX_PAGENO - 10; i++)
00109   {
00110     if (i % 100 == 0)
00111     {
00112       fprintf(stderr, ".");
00113       fflush(stderr);
00114     }
00115     for (int j = 0; j < FLASH_SIZE_LONG; j++)
00116       buffer[j] = pattern += incr;
00117 
00118     if (wge100ReliableFlashRead(&camera, i, (uint8_t*) buffer2, NULL) != 0) {
00119       fprintf(stderr, "\nFlash read error\n");
00120       return -1;
00121     }
00122   
00123     if (memcmp(buffer, buffer2, FLASH_PAGE_SIZE))
00124     {
00125       errcount++;
00126       fprintf(stderr, "Mismatch in page %i\n.", i);
00127     }
00128   }
00129 
00130   fprintf(stderr, "\nCheck completed, %i errors.\n", errcount);
00131 
00132   return 0;
00133 }


wge100_camera
Author(s): Blaise Gassend, Patrick Mihelich, Eric MacIntosh, David Palchak
autogenerated on Mon Oct 6 2014 08:59:04