DOn't use the ub device. When usb-storage loads it should  activate a 
/dev/sdN device, provided you have sd_mod loaded.

On Sat, 16 Dec 2006, km wrote:

>
> Hi all,
>
> I have a USB 2.0 compliant external harddisk (from entermultimedia.com).
> i am on a custom SMP kernel 2.6.18.3 (RHEL4).
> have compiled hotplug support statically and usb controller drivers 
> dynamically.
> in kernel.
> I am unable to hotplug the ub device. dmesg doesnt show any change in output 
> when i plug in the usbstorage device. how do i mount the external hardisk ? 
> how do i invoke the hotplug system ?
>
> lsmod shows:
>
> Module                  Size  Used by
> uhci_hcd               32792  0
> gadgetfs               21144  0
> usb_storage           105696  0
> sg                     34992  0
> lp                     13136  0
> ohci_hcd               32452  0
> ehci_hcd               44744  0
> i2c_amd756              7748  0
> i2c_core               20608  1 i2c_amd756
> shpchp                 36460  0
> st                     38380  0
>
> lspci  shows:
>
> 00:06.0 PCI bridge: Advanced Micro Devices [AMD] AMD-8111 PCI (rev 07)
> 00:07.0 ISA bridge: Advanced Micro Devices [AMD] AMD-8111 LPC (rev 05)
> 00:07.1 IDE interface: Advanced Micro Devices [AMD] AMD-8111 IDE (rev 03)
> 00:07.3 Bridge: Advanced Micro Devices [AMD] AMD-8111 ACPI (rev 05)
> 00:0a.0 PCI bridge: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge (rev 
> 12)
> 00:0a.1 PIC: Advanced Micro Devices [AMD] AMD-8131 PCI-X IOAPIC (rev 01)
> 00:0b.0 PCI bridge: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge (rev 
> 12)
> 00:0b.1 PIC: Advanced Micro Devices [AMD] AMD-8131 PCI-X IOAPIC (rev 01)
> 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> HyperTransport Technology Configuration
> 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> Address Map
> 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM 
> Controller
> 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> Miscellaneous Control
> 00:19.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> HyperTransport Technology Configuration
> 00:19.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> Address Map
> 00:19.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM 
> Controller
> 00:19.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
> Miscellaneous Control
> 01:00.0 USB Controller: Advanced Micro Devices [AMD] AMD-8111 USB (rev 0b)
> 01:00.1 USB Controller: Advanced Micro Devices [AMD] AMD-8111 USB (rev 0b)
> 01:03.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
> Controller (rev 61)
> 01:03.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 
> Controller (rev 61)
> 01:03.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 63)
> 01:05.0 RAID bus controller: Silicon Image, Inc. SiI 3114 [SATALink/SATARaid] 
> Serial ATA Controller (rev 02)
> 01:06.0 VGA compatible controller: ATI Technologies Inc Rage XL (rev 27)
> 02:04.0 SCSI storage controller: LSI Logic / Symbios Logic 53c1030 PCI-X 
> Fusion-MPT Dual Ultra320 SCSI (rev 07)
> 02:04.1 SCSI storage controller: LSI Logic / Symbios Logic 53c1030 PCI-X 
> Fusion-MPT Dual Ultra320 SCSI (rev 07)
> 02:09.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5704 Gigabit 
> Ethernet (rev 03)
> 02:09.1 Ethernet controller: Broadcom Corporation NetXtreme BCM5704 Gigabit 
> Ethernet (rev 03)
> 03:03.0 PCI bridge: IBM PCI-X to PCI-X Bridge (rev 03)
> 04:00.0 RAID bus controller: LSI Logic / Symbios Logic MegaRAID (rev 02)
>
> lsusb shows :
>
>
> Bus 005 Device 001: ID 0000:0000
> Bus 004 Device 001: ID 0000:0000
> Bus 003 Device 001: ID 0000:0000
> Bus 002 Device 001: ID 0000:0000
> Bus 001 Device 001: ID 0000:0000
>
> any hints ?
>
> regards,
> KM
>
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