cmdline.md

Kernel cmdline

Necessary parameters

pd_ignore_unused clk_ignore_unused efi=novamap 

• pd_ignore_unused

Keep all power domains already enabled by bootloader on, even if no driver has claimed them.

• clk_ignore_unused

Keep boot clocks on, even if no driver has claimed them.

• efi=novamap

SetVirtualAddressMap() is not called after ExitBootServices()

Optional parameters

earlycon=efifb,mem video=efifb:off debug panic=10

• earlycon=efifb,mem

Enable early kernel messages output on EFI framebuffer. Very useful and recommended for early kernel debugging.

• video=efifb:off

Disable the efifb framebuffer. efifb highly affects performance on my phone for unknown reasons. Disabling it can improve performance. Do not disable unless you have an alternative framebuffer such as simplefb