The 'platform' option is only available if the platform provides a special
mechanism to put the system to sleep after creating a hibernation image (ACPI
does that, for example). The 'suspend' option is available if Suspend-to-RAM
-is supported. Refer to Documentation/power/basic_pm_debugging.txt for the
+is supported. Refer to Documentation/power/basic-pm-debugging.txt for the
description of the 'test_resume' option.
To select an option, write the string representing it to /sys/power/disk.