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
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