Re: OHCI/EHCI and bad cable message

Luca Tettamanti <[email protected]>
Newsgroups gmane.linux.usb.devel
Message-ID <[email protected]> 
Il Sun, Feb 18, 2007 at 11:24:18AM -0500, Alan Stern ha scritto: 
> On Sat, 17 Feb 2007, Luca Tettamanti wrote:
> 
> > Hello,
> > whenever I plug a mouse into my laptop I get this message:
> > 
> > hub 1-0:1.0: Cannot enable port 5.  Maybe the USB cable is bad?
> > 
> > It happens with *any* mouse (which are probably all USB1) but memory
> > sticks works fine (because I only have USB2 devices here).
> > 
> > It turned out to be an user error, since I "lost" the OHCI module and
> > only EHCI was enabled. Once OHCI driver is loaded the mouse is
> > recognized. Still, the message is confusing and suggests a hardware
> > failure.
> 
> Does the same message still appear when ohci-hcd is loaded?

No, that's the point.

> > The "problem" is not new either (I tried kernels as old as 2.6.17), I
> > just noticed because previously I was using a PS2 mouse.
> > 
> > It seems that EHCI controller is unable to drive old low speed devices,
> 
> Correct.  It can't drive full-speed devices either.
> 
> > is it possible to just ignore them? Or maybe emitting a better
> > diagnostic message?
> 
> It is not only possible -- it's supposed to happen!  The fact that you get
> that message in your log means something is wrong on your system.  Or
> maybe it means something is wrong with the hub driver; I'll have to try
> reproducing your experience.
> 
> > Me loading EHCI, plugging the mouse, loading OHCI, plugging the mouse
> > again (this is 2.6-git-current):
> 
> The log is useless for debugging unless you enable CONFIG_USB_DEBUG.

Ok, this is me plugging/unplugging the mouse with only ehci loaded:

usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
ehci_hcd: block sizes: qh 128 qtd 96 itd 192 sitd 96
ACPI: PCI Interrupt 0000:00:03.3[D] -> Link [LNKH] -> GSI 9 (level, low) -> IRQ 9
ehci_hcd 0000:00:03.3: EHCI Host Controller
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file 'devices'
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '001'
ehci_hcd 0000:00:03.3: new USB bus registered, assigned bus number 1
ehci_hcd 0000:00:03.3: reset hcs_params 0x103206 dbg=1 cc=3 pcc=2 ordered !ppc ports=6
ehci_hcd 0000:00:03.3: reset hcc_params 7070 thresh 7 uframes 1024
PCI: cache line size of 64 is not supported by device 0000:00:03.3
ehci_hcd 0000:00:03.3: supports USB remote wakeup
ehci_hcd 0000:00:03.3: irq 9, io mem 0xe5800000
ehci_hcd 0000:00:03.3: reset command 010002 (park)=0 ithresh=1 period=1024 Reset HALT
ehci_hcd 0000:00:03.3: init command 010001 (park)=0 ithresh=1 period=1024 RUN
ehci_hcd 0000:00:03.3: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
usb usb1: default language 0x0409
usb usb1: new device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: EHCI Host Controller
usb usb1: Manufacturer: Linux 2.6.20-g8a03d9a4 ehci_hcd
usb usb1: SerialNumber: 0000:00:03.3
usb usb1: uevent
usb usb1: usb_probe_device
usb usb1: configuration #1 chosen from 1 choice
usb usb1: adding 1-0:1.0 (config #1, interface 0)
usb 1-0:1.0: uevent
hub 1-0:1.0: usb_probe_interface
hub 1-0:1.0: usb_probe_interface - got id
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 6 ports detected
hub 1-0:1.0: standalone hub
hub 1-0:1.0: no power switching (usb 1.0)
hub 1-0:1.0: individual port over-current protection
hub 1-0:1.0: Single TT
hub 1-0:1.0: TT requires at most 8 FS bit times (666 ns)
hub 1-0:1.0: power on to power good time: 20ms
hub 1-0:1.0: local power source is good
hub 1-0:1.0: trying to enable port power on non-switchable hub
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0000
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '001'
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0020
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port 5, status 0501, change 0001, 480 Mb/s
hub 1-0:1.0: debounce: port 5: total 100ms stable 100ms status 0x501
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
hub 1-0:1.0: Cannot enable port 5.  Maybe the USB cable is bad?
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
hub 1-0:1.0: Cannot enable port 5.  Maybe the USB cable is bad?
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
hub 1-0:1.0: Cannot enable port 5.  Maybe the USB cable is bad?
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port_wait_reset: err = -22
hub 1-0:1.0: port 5 not enabled, trying reset again...
hub 1-0:1.0: Cannot enable port 5.  Maybe the USB cable is bad?
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0020
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0020
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001002 POWER sig=se0 CSC
hub 1-0:1.0: port 5, status 0100, change 0001, 12 Mb/s
hub 1-0:1.0: debounce: port 5: total 100ms stable 100ms status 0x100

Now I load ohci module and plug the mouse:

ohci_hcd: 2006 August 04 USB 1.1 'Open' Host Controller (OHCI) Driver
ohci_hcd: block sizes: ed 64 td 64
ACPI: PCI Interrupt 0000:00:03.0[A] -> Link [LNKE] -> GSI 9 (level, low) -> IRQ 9
ohci_hcd 0000:00:03.0: OHCI Host Controller
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '002'
ohci_hcd 0000:00:03.0: new USB bus registered, assigned bus number 2
ohci_hcd 0000:00:03.0: created debug files
ohci_hcd 0000:00:03.0: irq 9, io mem 0xe7000000
ohci_hcd 0000:00:03.0: resetting from state 'reset', control = 0x0
ohci_hcd 0000:00:03.0: enabling initreset quirk
ohci_hcd 0000:00:03.0: OHCI controller state
ohci_hcd 0000:00:03.0: OHCI 1.0, NO legacy support registers
ohci_hcd 0000:00:03.0: control 0x083 HCFS=operational CBSR=3
ohci_hcd 0000:00:03.0: cmdstatus 0x00000 SOC=0
ohci_hcd 0000:00:03.0: intrstatus 0x00000004 SF
ohci_hcd 0000:00:03.0: intrenable 0x8000004a MIE RHSC RD WDH
ohci_hcd 0000:00:03.0: hcca frame #0005
ohci_hcd 0000:00:03.0: roothub.a 01000202 POTPGT=1 NPS NDP=2(2)
ohci_hcd 0000:00:03.0: roothub.b 00000000 PPCM=0000 DR=0000
ohci_hcd 0000:00:03.0: roothub.status 00008000 DRWE
ohci_hcd 0000:00:03.0: roothub.portstatus [0] 0x00000100 PPS
ohci_hcd 0000:00:03.0: roothub.portstatus [1] 0x00000100 PPS
usb usb2: default language 0x0409
usb usb2: new device strings: Mfr=3, Product=2, SerialNumber=1
usb usb2: Product: OHCI Host Controller
usb usb2: Manufacturer: Linux 2.6.20-g8a03d9a4 ohci_hcd
usb usb2: SerialNumber: 0000:00:03.0
usb usb2: uevent
usb usb2: usb_probe_device
usb usb2: configuration #1 chosen from 1 choice
usb usb2: adding 2-0:1.0 (config #1, interface 0)
usb 2-0:1.0: uevent
hub 2-0:1.0: usb_probe_interface
hub 2-0:1.0: usb_probe_interface - got id
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 2 ports detected
hub 2-0:1.0: standalone hub
hub 2-0:1.0: no power switching (usb 1.0)
hub 2-0:1.0: global over-current protection
hub 2-0:1.0: power on to power good time: 2ms
hub 2-0:1.0: local power source is good
hub 2-0:1.0: no over-current condition exists
hub 2-0:1.0: trying to enable port power on non-switchable hub
hub 2-0:1.0: state 7 ports 2 chg 0000 evt 0000
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '001'
ACPI: PCI Interrupt 0000:00:03.1[B] -> Link [LNKF] -> GSI 9 (level, low) -> IRQ 9
ohci_hcd 0000:00:03.1: OHCI Host Controller
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '003'
ohci_hcd 0000:00:03.1: new USB bus registered, assigned bus number 3
ohci_hcd 0000:00:03.1: created debug files
ohci_hcd 0000:00:03.1: irq 9, io mem 0xe6800000
ohci_hcd 0000:00:03.1: resetting from state 'reset', control = 0x0
ohci_hcd 0000:00:03.1: enabling initreset quirk
ohci_hcd 0000:00:03.1: OHCI controller state
ohci_hcd 0000:00:03.1: OHCI 1.0, NO legacy support registers
ohci_hcd 0000:00:03.1: control 0x083 HCFS=operational CBSR=3
ohci_hcd 0000:00:03.1: cmdstatus 0x00000 SOC=0
ohci_hcd 0000:00:03.1: intrstatus 0x00000004 SF
ohci_hcd 0000:00:03.1: intrenable 0x8000004a MIE RHSC RD WDH
ohci_hcd 0000:00:03.1: hcca frame #0005
ohci_hcd 0000:00:03.1: roothub.a 01000202 POTPGT=1 NPS NDP=2(2)
ohci_hcd 0000:00:03.1: roothub.b 00000000 PPCM=0000 DR=0000
ohci_hcd 0000:00:03.1: roothub.status 00008000 DRWE
ohci_hcd 0000:00:03.1: roothub.portstatus [0] 0x00000100 PPS
ohci_hcd 0000:00:03.1: roothub.portstatus [1] 0x00000100 PPS
usb usb3: default language 0x0409
usb usb3: new device strings: Mfr=3, Product=2, SerialNumber=1
usb usb3: Product: OHCI Host Controller
usb usb3: Manufacturer: Linux 2.6.20-g8a03d9a4 ohci_hcd
usb usb3: SerialNumber: 0000:00:03.1
usb usb3: uevent
usb usb3: usb_probe_device
usb usb3: configuration #1 chosen from 1 choice
usb usb3: adding 3-0:1.0 (config #1, interface 0)
usb 3-0:1.0: uevent
hub 3-0:1.0: usb_probe_interface
hub 3-0:1.0: usb_probe_interface - got id
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 2 ports detected
hub 3-0:1.0: standalone hub
hub 3-0:1.0: no power switching (usb 1.0)
hub 3-0:1.0: global over-current protection
hub 3-0:1.0: power on to power good time: 2ms
hub 3-0:1.0: local power source is good
hub 3-0:1.0: no over-current condition exists
hub 3-0:1.0: trying to enable port power on non-switchable hub
hub 3-0:1.0: state 7 ports 2 chg 0000 evt 0000
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '001'
ACPI: PCI Interrupt 0000:00:03.2[C] -> Link [LNKG] -> GSI 9 (level, low) -> IRQ 9
ohci_hcd 0000:00:03.2: OHCI Host Controller
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '004'
ohci_hcd 0000:00:03.2: new USB bus registered, assigned bus number 4
ohci_hcd 0000:00:03.2: created debug files
ohci_hcd 0000:00:03.2: irq 9, io mem 0xe6000000
ohci_hcd 0000:00:03.2: resetting from state 'reset', control = 0x0
ohci_hcd 0000:00:03.2: enabling initreset quirk
ohci_hcd 0000:00:03.2: OHCI controller state
ohci_hcd 0000:00:03.2: OHCI 1.0, NO legacy support registers
ohci_hcd 0000:00:03.2: control 0x083 HCFS=operational CBSR=3
ohci_hcd 0000:00:03.2: cmdstatus 0x00000 SOC=0
ohci_hcd 0000:00:03.2: intrstatus 0x00000004 SF
ohci_hcd 0000:00:03.2: intrenable 0x8000004a MIE RHSC RD WDH
ohci_hcd 0000:00:03.2: hcca frame #0005
ohci_hcd 0000:00:03.2: roothub.a 01000202 POTPGT=1 NPS NDP=2(2)
ohci_hcd 0000:00:03.2: roothub.b 00000000 PPCM=0000 DR=0000
ohci_hcd 0000:00:03.2: roothub.status 00008000 DRWE
ohci_hcd 0000:00:03.2: roothub.portstatus [0] 0x00000100 PPS
ohci_hcd 0000:00:03.2: roothub.portstatus [1] 0x00000100 PPS
usb usb4: default language 0x0409
usb usb4: new device strings: Mfr=3, Product=2, SerialNumber=1
usb usb4: Product: OHCI Host Controller
usb usb4: Manufacturer: Linux 2.6.20-g8a03d9a4 ohci_hcd
usb usb4: SerialNumber: 0000:00:03.2
usb usb4: uevent
usb usb4: usb_probe_device
usb usb4: configuration #1 chosen from 1 choice
usb usb4: adding 4-0:1.0 (config #1, interface 0)
usb 4-0:1.0: uevent
hub 4-0:1.0: usb_probe_interface
hub 4-0:1.0: usb_probe_interface - got id
hub 4-0:1.0: USB hub found
hub 4-0:1.0: 2 ports detected
hub 4-0:1.0: standalone hub
hub 4-0:1.0: no power switching (usb 1.0)
hub 4-0:1.0: global over-current protection
hub 4-0:1.0: power on to power good time: 2ms
hub 4-0:1.0: local power source is good
hub 4-0:1.0: no over-current condition exists
hub 4-0:1.0: trying to enable port power on non-switchable hub
hub 4-0:1.0: state 7 ports 2 chg 0000 evt 0000
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '001'
ohci_hcd 0000:00:03.0: auto-stop root hub
ohci_hcd 0000:00:03.1: auto-stop root hub
ohci_hcd 0000:00:03.2: auto-stop root hub
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0020
ehci_hcd 0000:00:03.3: GetStatus port 5 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port 5, status 0501, change 0001, 480 Mb/s
hub 1-0:1.0: debounce: port 5: total 100ms stable 100ms status 0x501
ehci_hcd 0000:00:03.3: port 5 low speed --> companion
ohci_hcd 0000:00:03.1: auto-wakeup root hub
ehci_hcd 0000:00:03.3: GetStatus port 5 status 003002 POWER OWNER sig=se0 CSC
hub 1-0:1.0: state 7 ports 6 chg 0000 evt 0020
hub 3-0:1.0: state 7 ports 2 chg 0000 evt 0004
ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [1] = 0x00010301 CSC LSDA PPS CCS
hub 3-0:1.0: port 2, status 0301, change 0001, 1.5 Mb/s
hub 3-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x301
ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [1] = 0x00100303 PRSC LSDA PPS PES CCS
usb 3-2: new low speed USB device using ohci_hcd and address 2
ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [1] = 0x00100303 PRSC LSDA PPS PES CCS
usb 3-2: skipped 1 descriptor after interface
usb 3-2: default language 0x0409
usb 3-2: new device strings: Mfr=1, Product=2, SerialNumber=0
usb 3-2: Product: 3D USB Mouse
usb 3-2: Manufacturer: Agiler
usb 3-2: uevent
usb 3-2: usb_probe_device
usb 3-2: configuration #1 chosen from 1 choice
usb 3-2: adding 3-2:1.0 (config #1, interface 0)
usb 3-2:1.0: uevent
/home/kronos/src/linux-2.6/drivers/usb/core/inode.c: creating file '002'
hub 3-0:1.0: state 7 ports 2 chg 0000 evt 0004
usbhid 3-2:1.0: usb_probe_interface
usbhid 3-2:1.0: usb_probe_interface - got id
input: Agiler 3D USB Mouse as /class/input/input6
input: USB HID v1.00 Mouse [Agiler 3D USB Mouse] on usb-0000:00:03.1-2
usbcore: registered new interface driver usbhid
/home/kronos/src/linux-2.6/drivers/usb/input/hid-core.c: v2.6:USB HID core driver
hub 3-0:1.0: state 7 ports 2 chg 0000 evt 0004
ohci_hcd 0000:00:03.1: GetStatus roothub.portstatus [1] = 0x00030300 PESC CSC LSDA PPS
hub 3-0:1.0: port 2, status 0300, change 0003, 1.5 Mb/s
usb 3-2: USB disconnect, address 2
usb 3-2: unregistering device
usb 3-2: usb_disable_device nuking all URBs
usb 3-2: unregistering interface 3-2:1.0
 usbdev3.2_ep81: ep_device_release called for usbdev3.2_ep81
usb 3-2:1.0: uevent
 usbdev3.2_ep00: ep_device_release called for usbdev3.2_ep00
usb 3-2: uevent
hub 3-0:1.0: debounce: port 2: total 100ms stable 100ms status 0x300
ohci_hcd 0000:00:03.1: auto-stop root hub

Luca
-- 
"La Via prosegue senza fine."
	Bilbo Baggins - Il Signore degli Anelli - J.R.R. Tolkien

-------------------------------------------------------------------------
Take Surveys. Earn Cash. Influence the Future of IT
Join SourceForge.net's Techsay panel and you'll get the chance to share your
opinions on IT & business topics through brief surveys-and earn cash
http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
_______________________________________________
[email protected]
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.