Add support for the arcturus specific psp metadata to the
amdgpu firmware and properly parse it when loading it.
Signed-off-by: NJohn Clements <john.clements@amd.com>
Reviewed-by: NHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>