Looks like you are out of luck as both devices have the same GIUD as they are not suppose to. I guess you could also figure out out based on bus topology.
On Tue, 23 Aug 2005, Singh, Brijeshkumar wrote: > Hi, > > Two CD-ROM's (from same vendor) are connected on Linux machine, running > 2.4.20 kernel. I am not able to relate the topology of individual CD-ROMs. > > # cat /proc/bus/usb/devices > > T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 3 Spd=12 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=05e3 ProdID=0701 Rev= 0.33 > S: Manufacturer=Genesyslogic > S: Product=USB Mass Storage Device > C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr= 4mA > I: If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=02 Prot=50 Driver=usb-storage > E: Ad=81(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms > E: Ad=02(O) Atr=02(Bulk) MxPS= 64 Ivl=0ms > T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=02 Dev#= 2 Spd=12 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=05e3 ProdID=0701 Rev= 0.02 > S: Manufacturer=Genesyslogic > S: Product=USB Mass Storage Device > C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr= 4mA > I: If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=02 Prot=50 Driver=usb-storage > E: Ad=81(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms > E: Ad=02(O) Atr=02(Bulk) MxPS= 64 Ivl=0ms > > [EMAIL PROTECTED] usb]# cat /proc/scsi/usb-storage-1/2 > Host scsi2: usb-storage > Vendor: Genesyslogic > Product: USB Mass Storage Device > Serial Number: None > Protocol: 8020i > Transport: Bulk > GUID: 05e307010000000000000000 > Attached: Yes > > [EMAIL PROTECTED] usb]# cat /proc/scsi/usb-storage-2/3 > Host scsi3: usb-storage > Vendor: Genesyslogic > Product: USB Mass Storage Device > Serial Number: None > Protocol: 8020i > Transport: Bulk > GUID: 05e307010000000000000000 > Attached: Yes > > I am not able to understand which topology field belong to which storage > device. > > Please guide me how to relate the /proc/bus/usb/devices file with > /proc/scsi/usb-storage-?/?. > > Thanks, > Brijesh > > > > ------------------------------------------------------- > SF.Net email is Sponsored by the Better Software Conference & EXPO > September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices > Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA > Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf > _______________________________________________ > [email protected] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. Gowdy | SLAC, MailStop 34, | |http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road, | |http://calendar.yahoo.com/gowdy | Menlo Park CA 94025, USA | |EMail: [EMAIL PROTECTED] | Tel: +1 650 926 3144 | \------------------------------------+-------------------------/ ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
