From: David Ford <david+cert@blue-labs.org>
To: Greg KH <greg@kroah.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
apcupsd-devel@apcupsd.org
Subject: Re: APC USB ups, Back-UPS ES series, 2.5.68
Date: Sat, 03 May 2003 06:05:23 -0400 [thread overview]
Message-ID: <3EB39463.2080307@blue-labs.org> (raw)
In-Reply-To: <20030503063632.GA2769@kroah.com>
Yep...a simple fact that I overlooked. This is a devfs created file so
the kernel is at fault. Looks like it's off by 128.
David
Greg KH wrote:
>On Fri, May 02, 2003 at 11:04:21PM -0400, David Ford wrote:
>
>
>>(Please cc: me on reply)
>>
>>I'm wanting to get this new toy up and running. I've installed apcupsd,
>>but it doesn't want to work well with my kernel (2.5.68) or somewhat.
>>
>>When apcupsd tries to open the hiddev, open() gets an ENODEV. Is
>>apcupsd doing something wrong or is 2.5.68 doing something wrong?
>>
>>~# dmesg
>>hub 1-0:0: debounce: port 1: delay 100ms stable 4 status 0x301
>>hub 1-0:0: new USB device on port 1, assigned address 4
>>usb 1-1: new device strings: Mfr=3, Product=1, SerialNumber=2
>>usb 1-1: Product: Back-UPS ES 350 FW:800.e3.D USB FW:e3
>>usb 1-1: Manufacturer: APC
>>usb 1-1: SerialNumber: AB0238241677
>>usb 1-1: usb_new_device - registering interface 1-1:0
>>hid 1-1:0: usb_device_probe
>>hid 1-1:0: usb_device_probe - got id
>>drivers/usb/core/file.c: asking for 1 minors, starting at 96
>>drivers/usb/core/file.c: found a minor chunk free, starting at 96
>>hiddev96: USB HID v1.10 Device [APC Back-UPS ES 350 FW:800.e3.D USB
>>FW:e3] on usb-00:07.2-1
>>
>>
>>~# ls -l /dev/usb/hid
>>total 0
>>crw-r--r-- 1 root root 180, 192 Dec 31 1969 hiddev96
>>crw-r--r-- 1 root root 180, 193 Dec 31 1969 hiddev97
>>
>>
>
>Huh? /dev/usb/hiddev0 is major 180, minor 96. So the kernel asked for
>minor 96 and it got it. Why are you trying to connect to minor number
>192?
>
>For a list of the USB minor numbers see:
> http://www.linux-usb.org/usb.devices.txt
>
>It's a bit different from Documentation/devices.txt, I need to send the
>updates to lanana.org someday...
>
>thanks,
>
>greg k-h
>
next prev parent reply other threads:[~2003-05-03 9:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-03 3:04 APC USB ups, Back-UPS ES series, 2.5.68 David Ford
2003-05-03 6:36 ` Greg KH
2003-05-03 10:05 ` David Ford [this message]
2003-05-06 1:42 ` David Ford
2003-05-06 4:25 ` Greg KH
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