RPi cmdline.txt
This file is for passing arguments to the Linux kernel and it can be found in /boot/
Default options: -dwc_otg.lpm_enable=0 -console=ttyAMA0,115200 -kgdboc=ttyAMA0,115200 -console=tty1 -root=/dev/mmcblk0p2 -rootfstype=ext4 -elevator=deadline -rootwait
some common options:
dwc_otg.speed=1 smsc95xx.turbo_mode=N dwc_otg.microframe_schedule=1 console=ttyAMA0,115200 usbhid.mousepoll=8
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