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[RFC] schemas: chosen: describe new arm,security-state property #163

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[RFC] schemas: chosen: describe new arm,security-state property #163

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11 changes: 11 additions & 0 deletions dtschema/schemas/chosen.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,17 @@ properties:

This random value should be provided by bootloader.

arm,security-state:
$ref: types.yaml#/definitions/string
enum: [ non-secure, secure ]
description:
This property indicates the boot CPU's security state at the time
control was handed off to the OS. It's mainly useful on ARMv7,
where no generic mechanism exists to query the security state.
The OS can make use of this information to skip privileged errata
fixups that are off limits for non-secure software executing
in the normal world.

linux,booted-from-kexec:
type: boolean
description:
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