utf8_to_ucs2
utf8_to_ucs2(TextDeviceNode, &v, &len);
rv = utf8_to_ucs2(name, &var.name, &var.namesize);
rv = utf8_to_ucs2(*name, &var.name, &size);
rv = utf8_to_ucs2(name, &var.name, &var.namesize);
int utf8_to_ucs2(const char *, efi_char **, size_t *);
utf8_to_ucs2(description, &bbuf, &desc_len);