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Zircon Kernel Commandline Options

TODO(fxbug.dev/53594): move kernel_cmdline.md verbiage here

Options common to all machines

kernel.entropy-mixin=<hexadecimal>

Provides entropy to be mixed into the kernel's CPRNG. The value must be a string of lowercase hexadecimal digits.

The original value will be scrubbed from memory as soon as possible and will be redacted from all diagnostic output.

Options available only on x86 machines

kernel.x86.disable_spec_mitigations=<bool>

Default: false

TODO(53593)

kernel.x86.md_clear_on_user_return=<bool>

Default: true

TODO(53593)

kernel.x86.pti.enable=<uint32_t>

Default: 0x2

TODO(53593)

kernel.x86.spec_store_bypass_disable=<bool>

Default: false

TODO(53593)

TODO: put something here