ByProtocol
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz, 0);
status = BS->LocateHandle(ByProtocol, &blkio_guid,
status = BS->LocateHandleBuffer(ByProtocol, &gop_guid, NULL, &nhandles,
status = BS->LocateHandle(ByProtocol, &serio_guid, 0, &sz, 0);
status = BS->LocateHandle(ByProtocol, &serio_guid,
status = BS->LocateHandleBuffer(ByProtocol, &pxe_guid, NULL, &nhandles,
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz, 0);
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz,
status = BS->LocateHandleBuffer(ByProtocol, &pxe_guid, NULL,
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz, 0);
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz,
status = BS->LocateHandleBuffer(ByProtocol, &pxe_guid, NULL, &nhandles,
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz, 0);
status = BS->LocateHandle(ByProtocol, &blkio_guid, 0, &sz,
status = BS->LocateHandleBuffer(ByProtocol, &pxe_guid, NULL,