Did the firmware update to 4.0.2.0 for the uPD720200a card (had to find a Windows note-book, while I'm running Ubuntu 12.04/64 on a Lenovo T520)
Problem is the same, Also see exactly the same behavior with a Dell/Windows7/64 disks and usb-sticks are only accessible, when booting the pc with USB30 card AND HD or stick plugged in. if removing the disk/card or the USB30 card , the card isn't accessible. strange thing, with lspci, the card is visible, although it's plugged out (and NO lines in the kernel logging) lspci with card plugged in: 05:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 04) lspci with card plugged out: 05:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev ff) you see, revision is not readable ** Changed in: linux (Ubuntu) Status: Expired => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1006765 Title: Hot plugging USB3.0 express card Not possible To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1006765/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs