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 <h1>cputemp2maxfreq</h1>
 <p>
- This daemon sets the cpufreq scale_max_freq setting and scales it down when
+ This daemon sets the cpufreq scaling_max_freq setting and scales it down when
  the CPU reaches a given temperature.
 </p>
 <h2>Why this program?</h2>
@@ -28,10 +28,8 @@
  There is a lot you can tune and do with this basic function, these are the
  options you can pass to cputemp2maxfreq:
 </p>
+<p><strong>Scaling options:</strong></p>
 <ul>
- <li><strong>-c or -C</strong> will log data to a CSV file which can be used
-     for analysis later. See the paragraph below on how to use it with
-     LibreOffice. -c will append data, -C will overwrite an existing file</li>
  <li><strong>-f</strong> sets the fallback frequency. In case something goes
      wrongthe program sets the CPU frequency to it's minimum. In case that
      fails too it will try the fallback frequency</li>
@@ -40,6 +38,17 @@
      &quot;keep&quot; to prevent this daemon from changing the governor</li>
  <li><strong>-i</strong> set the file for CPU temperature readout. Most sensors
      should be available in sysfs somewhere</li>
+ <li><strong>-p</strong> set poll interval</li>
+ <li><strong>-s</strong> set the step size to increase/decrease CPU speed.
+     Note that this value will be multiplied by the difference between the CPU
+     temperature and the set temperature to calculate the actual change.</li>
+ <li><strong>-t</strong> set the temperature limit</li>
+</ul>
+<p><strong>Logging options:</strong></p>
+<ul>
+ <li><strong>-c or -C</strong> will log data to a CSV file which can be used
+     for analysis later. See the paragraph below on how to use it with
+     LibreOffice. -c will append data, -C will overwrite an existing file</li>
  <li><strong>-l</strong> set the logging mechanism to use. Possible values:
   <ul>
    <li><strong>none</strong>: No logging at all</li>
@@ -47,12 +56,9 @@
    <li><strong>stdout</strong>: Log to stdout, especially useful when testing/tuning</li>
    <li><strong>syslog</strong>: Log to syslog, it will use facility Daemon and level Critical</li>
   </ul></li>
- <li><strong>-m</strong> log measurements (CPU temperature and frequency)</li>
- <li><strong>-p</strong> set poll interval</li>
- <li><strong>-s</strong> set the step size to increase/decrease CPU speed.
-     Note that this value will be multiplied by the difference between the CPU
-     temperature and the set temperature to calculate the actual change.</li>
- <li><strong>-t</strong> set the temperature limit</li>
+ <li><strong>-m</strong> log measurements (CPU temperature and frequency) via logger</li>
+ <li><strong>-u</strong> use unix timestamps in log and CSV outputs instead of YYYY-MM-DD
+     HH:MM:SS</li>
 </ul>
 <p>
  To use the CSV file with libreOffice first stop the daemon to make sure all
@@ -99,6 +105,23 @@
  the CPU's Maximum Frequency again. The scaling between 12:37:26 and 12:40:19
  was done by this daemon.
 </p>
+<p>
+ Also note that the temperature given to this program is not a <i>maximum</i>
+ temperature but a target. As can be seen in the graph above the temperature
+ will rise above this temperature before action is taken. Depending on the CPU
+ load and poll interval this could be a significant difference, so keep the
+ target temperature well below your CPU's maximum temperature.
+</p>
+<h3>Hardware requirements</h3>
+<p>
+ In order to be able to use this program there are some hardware requirements:
+</p>
+<ul>
+ <li>Your CPU should have a temperature sensor that is available in sysfs (most CPU's
+     have this)</li>
+ <li>Your CPU should be able to be set to any frequency in a range. Especially some older
+     CPU's could only use a limited set of fixed frequencies, this is unusable.</li>
+</ul>
 <h2>How to install this program</h2>
 <p>
  Since i'm a Gentoo user i made an ebuild provided in the gentoo directory of