Do you have SCSI in your kernel? Check the USB User Guide at 
http://www.linux-usb.org to make sure you have what you need.

On Mon, 11 Feb 2002, Dan Kortschak wrote:

> Hi All, I've just shifted my debian potato install to 2.4.16 and am having
> problems getting PPP or USB storage to work. The modules loaded are the
> same (as far as it goes) as I have with 2.2.19. I've looked around as much
> as I can to find what might be causing the problem, to no avail. The
> relevant details (I hope) are below (roughly split according to either PPP
> or USB problem).
> 
> The appropriate USB modules are loaded and the /proc/bus/usb has the right
> details for drivers and devices, but it still doesn't seem to recognise
> /dev/sda4 as a block device (according to the documentation I've looked at
> and the fuzzy memories I have when I used to run the 2.3 USB backport this
> should work).
> 
> 
> thanks for any help
> Dan Kortschak
> 
> # lsmod
> Module                  Size  Used by    Tainted: P 
> ppp_deflate            44840   0 (unused)
> ppp_generic            24328   0 [ppp_deflate]
> slhc                    4992   0 [ppp_generic]
> ipx                    21772   0
> appletalk              25268   0
> usb-storage            47720   0
> binfmt_misc             8004   1
> vfat                   11984   0
> smbfs                  40704   0 (unused)
> nfsd                   77808   0 (unused)
> lockd                  54760   0 [nfsd]
> sunrpc                 71876   0 [nfsd lockd]
> msdos                   6384   0 (unused)
> fat                    35852   0 [vfat msdos]
> 
> # cat /proc/bus/usb/devices 
> T:  Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#=  1 Spd=12  MxCh= 2
> B:  Alloc=247/900 us (27%), #Int=  3, #Iso=  0
> D:  Ver= 1.10 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 0.00
> S:  Product=USB OHCI Root Hub
> S:  SerialNumber=c7813000
> C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
> I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   2 Ivl=255ms
> T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=12  MxCh= 0
> D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
> P:  Vendor=059b ProdID=0001 Rev= 1.00
> S:  Manufacturer=Iomega
> S:  Product=USB Zip 100
> S:  SerialNumber=0000000000F4E9C6
> C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr=  0mA
> I:  If#= 0 Alt= 0 #EPs= 3 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
> E:  Ad=01(O) Atr=02(Bulk) MxPS=  64 Ivl=  0ms
> E:  Ad=82(I) Atr=02(Bulk) MxPS=  64 Ivl=  0ms
> E:  Ad=83(I) Atr=03(Int.) MxPS=   2 Ivl= 32ms
> T:  Bus=01 Lev=01 Prnt=01 Port=01 Cnt=02 Dev#=  3 Spd=12  MxCh= 4
> D:  Ver= 1.00 Cls=09(hub  ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=0409 ProdID=55ab Rev= 1.00
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=500mA
> I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
> E:  Ad=81(I) Atr=03(Int.) MxPS=   1 Ivl=255ms
> T:  Bus=01 Lev=02 Prnt=03 Port=00 Cnt=01 Dev#=  4 Spd=1.5 MxCh= 0
> D:  Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=05ac ProdID=0201 Rev= 1.01
> S:  Manufacturer=Alps Electric?M2452
> S:  Product=M2452
> C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr=100mA
> I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=01 Driver=keyboard
> E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl= 10ms
> T:  Bus=01 Lev=02 Prnt=03 Port=01 Cnt=02 Dev#=  5 Spd=1.5 MxCh= 0
> D:  Ver= 1.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs=  1
> P:  Vendor=046d ProdID=c001 Rev= 4.00
> S:  Manufacturer=Logitech
> S:  Product=USB Mouse
> C:* #Ifs= 1 Cfg#= 1 Atr=a0 MxPwr= 50mA
> I:  If#= 0 Alt= 0 #EPs= 1 Cls=03(HID  ) Sub=01 Prot=02 Driver=usb_mouse
> E:  Ad=81(I) Atr=03(Int.) MxPS=   8 Ivl= 10ms
> 
> # cat /proc/bus/usb/drivers 
>          usbdevfs
>          hub
>          usb_mouse
>          keyboard
>          usb-storage
> 
> # mount -t vfat /dev/sda4 /zip
> mount: /dev/sda4 is not a valid block device
> 
> # dpkg -l modutils kernel-image-2.4.16-newpmac
> Desired=Unknown/Install/Remove/Purge/Hold
> | Status=Not/Installed/Config-files/Unpacked/Failed-config/Half-installed
> |/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)
> ||/ Name           Version        Description
> +++-==============-==============-============================================
> ii  modutils       2.4.11-1       Linux module utilities.
> ii  kernel-image-2 2.4.16-1.1     Linux kernel binary image for new Power Maci
> 
> 

-- 
 /------------------------------------+-------------------------\
|Stephen J. Gowdy                     | SLAC, MailStop 34,       |
|http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road,     |
|                                     | Menlo Park CA 94025, USA |
|EMail: [EMAIL PROTECTED]       | Tel: +1 650 926 3144     |
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