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→How do I know whether my activity is running on a physical XO?
=== How do I know whether my activity is running on a physical XO? ===
=== How do I know whether my activity is running on a physical XO? ===
While your activity is typically going to be run on a real XO, there might be circumstances (such as for development through sugar-jhbuild) that you will not be running on an XO machine. The easiest way to tell if you are on a physical XO is to check whether /sys/power/olpc-pm, an essential power management file for the XO, exists. <ref>[http://lists.laptop.org/pipermail/devel/2008-June/015923.html reliably detecting if running on an XO]</ref> <ref>[http://wiki.laptop.org/go/Power_Management_Interface OLPC Power Management Interface]</ref>
While your activity is typically going to be run on a real XO, there might be circumstances (such as for development through sugar-jhbuild) that you will not be running on an XO machine. The easiest way to tell if you are on a physical XO is to check whether /sys/power/olpc-pm, an essential power management file for the XO, exists. <ref>[http://lists.laptop.org/pipermail/devel/2008-June/015923.html reliably detecting if running on an XO]</ref> <ref>[http://wiki.laptop.org/go/Power_Management_Interface OLPC Power Management Interface]</ref>
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