efi64_zero_upper
((mm_size), (mm), efi64_zero_upper(key), efi64_zero_upper(size), (ver))
((type), (size), efi64_zero_upper(buffer))
((type), (proto), (key), efi64_zero_upper(num), efi64_zero_upper(buf))
((type), (tpl), (f), (c), efi64_zero_upper(event))
((num), (event), efi64_zero_upper(index))
((handle), (protocol), efi64_zero_upper(interface))
((protocol), (reg), efi64_zero_upper(interface))
((protocol), (path), efi64_zero_upper(handle))
((protocol), efi64_zero_upper(seg), efi64_zero_upper(bus), \
efi64_zero_upper(dev), efi64_zero_upper(func))
((protocol), (path), (policy), efi64_zero_upper(bufsize), (buf))
((gop), (mode), efi64_zero_upper(size), efi64_zero_upper(info))
((prot), efi64_zero_upper(newh), (fname), __efi64_split(mode), \
((prot), efi64_zero_upper(file))
((protocol), (smbioshandle), (type), efi64_zero_upper(record), \
efi64_zero_upper(phandle))