utility_flash/cgi-bin/flashread.cgi

   1 #!/bin/sh
   2 echo Content-type: text/html
   3 echo
   4 echo
   5
   6 cat << EOM
   7 <!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.01 Transitional//EN' 'http://www.w3.org/TR/html4/loose.dtd'> <html xmlns='http://www.w3.org/1999/xhtml'>
   8 <head><meta http-equiv='Pragma' CONTENT='no-cache' /> <meta http-equiv='content-type' content='text/html; charset=utf-8' /> <title>C6x Linux Web Control Panel</title><link rel='stylesheet' href='/default.css' type='text/css' />
   9 </head>
  10 <body>
  11 <div id='wrapper'><div id='logo'><h1>Flash Read</h1>
  12 </div><div id='header'><div id='menu'><ul><li><a href='/flash.html'>Back</a></li>
  13 </ul></div></div></div>
  14 <div id='page'>
  15 EOM
  16
  17 display_footer()
  18 {
  19 cat << EOM2
  20 <hr>
  21 <div style='clear: both;'>&nbsp;</div>
  22 </div>
  23 <div id='footer'><p id='legal'>( c ) 2013 Texas Instruments Incorporated&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</p></div>
  24 </body>
  25 </html>
  26 EOM2
  27 }
  28
  29 TMPFILE=`mktemp`
  30 cat > $TMPFILE
  31
  32 get_params()
  33 {
  34 partition=$(cat $TMPFILE | sed -n '4p'| sed 's/.$//')
  35 mtddevname=$(cat /proc/mtd | awk -v pat="$partition" '$0 ~ pat {printf $1}' | sed 's/://')
  36 mtddev="/dev/"$mtddevname
  37 TMPFILE_DATA="../"$partition".bin"
  38 }
  39
  40 check_params()
  41 {
  42
  43 #check for the NAND partition
  44 if [ "$mtddevname" = "" ] ; then
  45 cat << EOM1
  46 <div id='content'>
  47 <p>Could not find Nand partition for <i>$partition</i> ...</p>
  48 <br>
  49 </div>
  50 EOM1
  51 display_footer
  52 rm -f $TMPFILE
  53 exit
  54 fi
  55
  56 mtdsz="0x"$(cat /proc/mtd | awk -v pat="$partition" '$0 ~ pat {printf $2}')
  57 mtdsz=$(($mtdsz))
  58 }
  59
  60 read_flash()
  61 {
  62 cat << EOM1
  63 <div id='content'>
  64 <p>Reading <i>$mtdsz</i> bytes from <i>$mtddev</i> ...</p>
  65 </div>
  66 EOM1
  67 nanddump -o -q -f $TMPFILE_DATA -l $mtdsz $mtddev
  68 sync
  69 }
  70
  71 #Allow User to download the file
  72 file_download()
  73 {
  74 cat << EOM1
  75 <div id='content'>
  76 <input type="button" name="Button" value="Save NAND data" onClick="window.open('$TMPFILE_DATA', 'download'); return false;">
  77 </div>
  78 EOM1
  79 }
  80
  81 get_params
  82 check_params
  83 read_flash
  84 file_download
  85
  86 #cleanup
  87 rm -f $TMPFILE
  88
  89 display_footer
  90