Ubuntu intrepid liveboot data:
dmesg without a attatched usb device(view attachment)
after I plugin my usb disk:
[ 455.900077] usb 5-3: new high speed USB device using ehci_hcd and address 2
[ 456.012055] usb 5-3: device descriptor read/64, error -71
[ 456.228071] usb 5-3: device descriptor read/64, error -71
[ 456.388290] hub 5-0:1.0: unable to enumerate USB device on port 3
this error repeats itself while each time reasing the address number.
lsmod | grep -i 'usb'
usbcore 148848 4 ohci_hcd,uhci_hcd,ehci_hcd
lspci usb data:
00:02.2 USB Controller: Silicon Integrated Systems [SiS] USB 1.1 Controller
(rev 07) (prog-if 10)
Subsystem: Silicon Integrated Systems [SiS] USB 1.1 Controller
Flags: bus master, medium devsel, latency 64, IRQ 10
Memory at cfffe000 (32-bit, non-prefetchable) [size=4K]
Kernel driver in use: ohci_hcd
Kernel modules: ohci-hcd
00:02.3 USB Controller: Silicon Integrated Systems [SiS] USB 1.1 Controller
(rev 07) (prog-if 10)
Subsystem: Silicon Integrated Systems [SiS] USB 1.1 Controller
Flags: bus master, medium devsel, latency 64, IRQ 5
Memory at cffff000 (32-bit, non-prefetchable) [size=4K]
Kernel driver in use: ohci_hcd
Kernel modules: ohci-hcd
00:13.0 USB Controller: VIA Technologies, Inc. Device 3030 (rev 50)
Subsystem: First International Computer, Inc. Device 1234
Flags: bus master, medium devsel, latency 64, IRQ 11
I/O ports at cc00 [size=32]
Capabilities: <access denied>
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:13.1 USB Controller: VIA Technologies, Inc. Device 3030 (rev 50)
Subsystem: First International Computer, Inc. Device 1234
Flags: bus master, medium devsel, latency 64, IRQ 11
I/O ports at d000 [size=32]
Capabilities: <access denied>
Kernel driver in use: uhci_hcd
Kernel modules: uhci-hcd
00:13.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 51) (prog-if 20)
Subsystem: First International Computer, Inc. Device 1234
Flags: bus master, medium devsel, latency 64, IRQ 10
Memory at cff7cf00 (32-bit, non-prefetchable) [size=256]
Capabilities: <access denied>
Kernel driver in use: ehci_hcd
Kernel modules: ehci-hcd
** Attachment added: "dmesg.txt"
http://launchpadlibrarian.net/21591797/dmesg.txt
--
USB devices failing on ubuntu 8.04 (SiS 735 chipset)
https://bugs.launchpad.net/bugs/260601
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