Michael Brown
3ae70be5ba
[efi] Raise TPL when calling UNDI entry point
The SnpDxe driver raises the task priority level to TPL_CALLBACK when
calling the UNDI entry point. This does not appear to be a documented
requirement, but we should probably match the behaviour of SnpDxe to
minimise surprises to third party code.
Signed-off-by: Michael Brown <mcb30@ipxe.org>