What explanation? You can see source code or just read common description like here http://xdaforums.com/showthread.php?t=1663809
echo N > /sys/module/input_core/parameters/pwrkey_suspend
echo Y > /sys/module/input_core/parameters/pwrkey_suspend
echo 1 > /sys/module/msm_otg/parameters/otg_hack_enable
echo 0 > /sys/module/msm_otg/parameters/otg_hack_enable
echo Y> /sys/module/autosmp/parameters/enabled
ls /sys/kernel/autosmp/conf/
cpufreq_down
cpufreq_up
cycle_down
cycle_up
delay
max_cpus
min_cpus
scroff_single_core
echo 1> /sys/module/msm_hotplug/msm_enabled
ls /sys/module/msm_hotplug/
boost_lock_duration
cpus_boosted
current_load
down_lock_duration
fast_lane_load
history_size
load_levels
max_cpus_online
min_cpus_online
offline_load
parameters
uevent
update_rate