> On Thu, 8 Dec 2005, Omri Schwarz wrote: > > > Not in this case. > > I've tried the machine on three different Linux stations, > > both firewire and USB, and with different cables. So it's > > either the kernel or the device, and in the latter case, > > it could be that the device is just programmed to be > > annoying, but the kernel is still able to deal with it > > after some more development work. > > > > I recompiled 2.6.14.3 with USB_STORAGE_DEBUG > > and repeated, getting the log below. > > As you can see, I've a way to go on the learning > > curve for Linux USB drivers, but I'd like to help with > > this if I can. > > The debugging log was very helpful. It shows exactly what the problem is: > The drive crashes when handed a command for which support is mandatory. > > The kernel was changed some time ago to avoid sending that command, but > recently another change undid the effect of the first one. Yet a third > change to fix things back up has been posted: > > http://marc.theaimsgroup.com/?l=linux-usb-devel&m=113331727523045&w=2 > > That patch should help solve your problem. > > Alan Stern >
the usb-storage module no longer produces muhc of an error scroll, although the kernel continues not to be able to deal. I recompiled with USB_DEBUG defined, and now I get these: ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT it87-isa 9191-0290: Detected broken BIOS defaults, disabling PWM interface usb 1-2: device descriptor read/64, error -110 ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT usb 1-2: new high speed USB device using ehci_hcd and address 3 ### Outgoing Traffic ### IN= OUT=eth0 SRC=18.75.0.50 DST=224.0.0.22 LEN=40 TOS=0x00 PREC=0xC0 TTL=1 ID=0 DF PROTO=2 ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT usb 1-2: device descriptor read/64, error -110 parport: PnPBIOS parport detected. parport0: PC-style at 0x378 (0x778), irq 7 [PCSPP,TRISTATE] lp0: using parport0 (interrupt-driven). lp0: console ready NET: Registered protocol family 10 Disabled Privacy Extensions on device c03c6c00(lo) IPv6 over IPv4 tunneling driver eth0: no IPv6 routers present ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT usb 1-2: device descriptor read/64, error -110 ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT usb 1-2: new high speed USB device using ehci_hcd and address 4 usb 1-2: device descriptor read/8, error -110 usb 1-2: device descriptor read/8, error -110 ehci_hcd 0000:00:03.3: port 2 high speed ehci_hcd 0000:00:03.3: GetStatus port 2 status 001005 POWER sig=se0 PE CONNECT usb 1-2: new high speed USB device using ehci_hcd and address 5 usb 1-2: device descriptor read/8, error -110 usb 1-2: device descriptor read/8, error -110 And with OHCI: Initializing USB Mass Storage driver... usbcore: registered new driver usb-storage USB Mass Storage support registered. ehci_hcd 0000:00:03.3: remove, state 1 usb usb1: USB disconnect, address 1 ehci_hcd 0000:00:03.3: stop ehci_hcd 0000:00:03.3: reset command 010003 (park)=0 ithresh=1 period=1024 Reset RUN ehci_hcd 0000:00:03.3: irq normal 2 err 0 reclaim 18 (lost 0) ehci_hcd 0000:00:03.3: complete 2 unlink 16 ehci_hcd 0000:00:03.3: ehci_stop completed status 000c FLR PCD ehci_hcd 0000:00:03.3: USB bus 1 deregistered ACPI: PCI interrupt for device 0000:00:03.3 disabled ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00010101 CSC PPS CCSohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS usb 3-1: new full speed USB device using ohci_hcd and address 2 ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS usb 3-1: device descriptor read/64, error -110 ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS usb 3-1: device descriptor read/64, error -110 ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS usb 3-1: new full speed USB device using ohci_hcd and address 3 ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [0] = 0x00100103 PRSC PPS PES CCS usb 3-1: device descriptor read/64, error -110 ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! Download the new AJAX search engine that makes searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! http://ads.osdn.com/?ad_id=7637&alloc_id=16865&op=click _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
