Hi Gordon,
That kernel is ancient, it'll be 3 next month. Can you try
something newer, like 2.4.26?
regards,
Stephen.
On Mon, 5 Jul 2004, Brown, GD (Gordon) wrote:
> Hi All,
>
> I've tried for three days to get this working and I still can't. I'm quite
> new to all this so please excuse me if I'm being stupid.
>
> I have a IBM USB to Serial Adapter plugged into the back of my IBM Xseries
> x440. I'm running the following RedHat linux:
>
> 2.4.9-e.38summit #1 SMP Tue Feb 10 23:45:57 EST 2004 i686 unknown
>
> Connected to the Serial Adapter is an UPS (made by APC). I'm trying to run
> some software of theirs (an agent) which will see the UPS that's connected
> to the USB Serial Converter.
>
> Anyway, I can't get the USB port configured properly. I've done the
> following sort of things (all which I've learnt this week!):
>
> insmod usbserial
> mknod /dev/ttyUSB0 c 188 0
>
> I've even tried:
>
> insmod usbserial vendor=0x67b product=0x2305
>
> all to no avail. The software keeps reporting this:
>
> Could not find port: /dev/ttyUSB0
>
> I did at one stage unplug and plug in the USB cable in three times (I
> planned to do it once but got carried away making sure it was plugged in
> properly) and had the following in /var/log/messages:
>
> Jul 1 16:20:10 domino kernel: hub.c: Cannot enable port 1 of hub 1,
> disabling port.
> Jul 1 16:20:10 domino kernel: hub.c: Maybe the USB cable is bad?
> Jul 1 16:20:12 domino kernel: hub.c: USB new device connect on bus1/1,
> assigned device number 2
> Jul 1 16:20:12 domino kernel: hub.c: USB hub found
> Jul 1 16:20:12 domino kernel: hub.c: 2 ports detected
> Jul 1 16:20:12 domino kernel: hub.c: USB new device connect on bus1/1/1,
> assigned device number 3
> Jul 1 16:20:12 domino kernel: usb.c: USB device 3 (vend/prod 0x67b/0x2305)
> is not claimed by any active driver.
> Jul 1 16:20:12 domino kernel: hub.c: USB new device connect on bus1/1/2,
> assigned device number 4
> Jul 1 16:20:12 domino kernel: usb.c: USB device 4 (vend/prod 0x67b/0x2303)
> is not claimed by any active driver.
> Jul 1 16:20:12 domino kernel: usb.c: registered new driver usblp
> Jul 1 16:20:12 domino kernel: printer.c: usblp0: USB Bidirectional printer
> dev 3 if 0 alt 1
> Jul 1 16:20:12 domino kernel: printer.c: v0.8:USB Printer Device Class
> driver
> Jul 1 16:20:12 domino kernel: usbserial.c: USB Serial support registered
> for PL-2303
> Jul 1 16:20:12 domino kernel: usbserial.c: PL-2303 converter detected
> Jul 1 16:20:12 domino kernel: usbserial.c: PL-2303 converter now attached
> to ttyUSB0 (or usb/tts/0 for devfs)
> Jul 1 16:20:12 domino kernel: pl2303.c: Prolific PL2303 USB to serial
> adaptor driver v0.7
> Jul 1 16:20:16 domino kernel: usb.c: USB disconnect on device 2
> Jul 1 16:20:16 domino kernel: usb.c: USB disconnect on device 3
> Jul 1 16:20:16 domino kernel: printer.c: usblp0: removed
> Jul 1 16:20:16 domino kernel: usb.c: USB disconnect on device 4
> Jul 1 16:20:16 domino kernel: usbserial.c: PL-2303 converter now
> disconnected from ttyUSB0
> Jul 1 16:20:24 domino kernel: hub.c: Cannot enable port 1 of hub 1,
> disabling port.
> Jul 1 16:20:24 domino kernel: hub.c: Maybe the USB cable is bad?
> Jul 1 16:20:25 domino kernel: hub.c: USB new device connect on bus1/1,
> assigned device number 5
> Jul 1 16:20:25 domino kernel: hub.c: USB hub found
> Jul 1 16:20:25 domino kernel: hub.c: 2 ports detected
> Jul 1 16:20:25 domino kernel: hub.c: USB new device connect on bus1/1/1,
> assigned device number 6
> Jul 1 16:20:25 domino kernel: printer.c: usblp0: USB Bidirectional printer
> dev 6 if 0 alt 1
> Jul 1 16:20:25 domino kernel: hub.c: USB new device connect on bus1/1/2,
> assigned device number 7
> Jul 1 16:20:25 domino kernel: usbserial.c: PL-2303 converter detected
> Jul 1 16:20:25 domino kernel: usbserial.c: PL-2303 converter now attached
> to ttyUSB0 (or usb/tts/0 for devfs)
>
>
> I've since rebooted and everything's dead again. When I run usbview I just
> get two lines saying "USB UHCI Root Hub" which doesn't mean anything to me.
> I did (after the unplugging/plugging episode) get some interesting stuff in
> usbview but that's gone again since I rebooted.
>
> So, please could anyone help me? I'd be so grateful. I just want linux to be
> able to "see" the USB Serial Converter I have plugged into the back of it. I
> get so confused between /dev/ttyUSB0 and /dev/usb/ttyUSB0 and things like
> that. I still can't seem to find a way of seeing if anything actually *is*
> connected to a port. Can I *see* that my insmod and mknod commands are
> actually doing anything?
>
> Finally, the UPS software agent keeps moaning like this every few seconds:
>
> - Fri Jul 02 17:32:31 BST 2004:Critical Exception class
> com.apcc.m11.components.PowerSource.DeviceOpenException:<no message> On
> Thread Thread[Thread-14,5,main] Caught at
> DeviceDetector.threadEntry()[DeviceDetector.java:136]
> Thrown at DeviceTranslator.openDevice()[DeviceTranslator.java:182]
> DeviceTranslator.openDevice()[DeviceTranslator.java:181]- Could not find
> port: /dev/ttyUSB0
> DeviceDetector.threadEntry()[DeviceDetector.java:136]- <no message>
>
> while /var/log/messages is equally unhappy and is spouting out stuff like
> this:
>
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module
> char-major-172
> Jul 2 17:24:43 domino kernel: rc2: RISCom/8 Board at 0x250 not found.
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module
> char-major-172
> Jul 2 17:24:43 domino kernel: rc3: RISCom/8 Board at 0x260 not found.
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module
> char-major-172
> Jul 2 17:24:43 domino kernel: rc: No RISCom/8 boards detected.
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module
> char-major-172
> Jul 2 17:24:43 domino last message repeated 13 times
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module char-major-46
> Jul 2 17:24:43 domino last message repeated 15 times
> Jul 2 17:24:43 domino modprobe: modprobe: Can't locate module
> char-major-174
> Jul 2 17:24:44 domino last message repeated 15 times
> Jul 2 17:24:44 domino modprobe: modprobe: Can't locate module
> char-major-154
> Jul 2 17:24:44 domino last message repeated 31 times
> Jul 2 17:24:44 domino modprobe: modprobe: Can't locate module
> char-major-148
> Jul 2 17:24:44 domino last message repeated 15 times
> Jul 2 17:24:44 domino modprobe: modprobe: Can't locate module
> char-major-105
> Jul 2 17:24:44 domino last message repeated 15 times
> Jul 2 17:24:44 domino modprobe: modprobe: Can't locate module char-major-75
> Jul 2 17:24:44 domino last message repeated 15 times
> Jul 2 17:24:44 domino modprobe: modprobe: Can't locate module char-major-32
>
>
> Not sure if that helps or not.
>
> Thanks in advance for any help/advice.
>
> Gordon
>
>
>
>
>
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