What:		/sys/hypervisor/type
Date:		April 2020
KernelVersion:	5.4.25
Description:	If running under Gunyah:
		Type of hypervisor:
		"gunyah": Gunyah hypervisor

What:		/sys/hypervisor/version/api
Date:		April 2020
KernelVersion:	5.4.25
Description:	If running under Gunyah:
		The Gunyah API version.

What:		/sys/hypervisor/version/variant
Date:		April 2020
KernelVersion:	5.4.25
Description:	If running under Gunyah:
		The Gunyah variant (build) version.

What:		/sys/kernel/debug/gunyah/trace_set
Date:		April 2020
KernelVersion:	5.4.25
Description:	If running under Gunyah with Trace Control support:
		When reading, gets active trace class flags as a hexadecimal.
		When writing, adds to the trace class flags.

What:		/sys/kernel/debug/gunyah/trace_clear
Date:		April 2020
KernelVersion:	5.4.25
Description:	If running under Gunyah with Trace Control support:
		When reading, gets active trace class flags as a hexadecimal.
		When writing, clears the specified trace class flags.
