- printf("culfw-device firmware version: %u.%02u\n",
- (rdata.version >> 8) & 0xff,
- rdata.version & 0xff);
+ printf("culfw-device firmware version: ");
+ if (rdata.version != 0xffff) {
+ printf("%u.%02u\n",
+ (rdata.version >> 8) & 0xff,
+ rdata.version & 0xff);
+ } else {
+ printf("a-culfw\n");
+ }