check modules

check_modules_params.sh

cat /proc/modules | cut -f 1 -d " " | while read module; do \
 echo "Module: $module"; \
 if [ -d "/sys/module/$module/parameters" ]; then \
  ls /sys/module/$module/parameters/ | while read parameter; do \
   echo -n "Parameter: $parameter --> "; \
   cat /sys/module/$module/parameters/$parameter; \
  done; \
 fi; \
 echo; \
done

last check Arch Linux linux-3.14.21-1-lts:

Module: iwlwifi
Parameter: 11n_disable --> 0
Parameter: amsdu_size_8K --> 0
Parameter: antenna_coupling --> 0
Parameter: bt_coex_active --> Y
Parameter: fw_restart --> Y
Parameter: led_mode --> 0
Parameter: nvm_file --> (null)
Parameter: power_level --> 0
Parameter: power_save --> N
Parameter: swcrypto --> 0
Parameter: wd_disable --> 1