[root@stlinux]#/root/spark/Ad/Patch/sbin/busybox lsusb
Bus 001 Device 001: ID 1d6b:0002
Bus 002 Device 001: ID 1d6b:0001
Bus 002 Device 009: ID 19d2:ffff
Bus 001 Device 001: ID 1d6b:0002
Bus 002 Device 001: ID 1d6b:0001
Bus 002 Device 009: ID 19d2:fff5
usbserinfo:1.0 driver:2.0
PPPD is offline. Trying to start ...
Trying to switch: Can't find USB modem for switching
Can't find usb modem
Looking for target devices ...
No devices in target mode or class found
Looking for default devices ...
found matching product ID
adding device
Found device in default mode, class or configuration (1)
Accessing device 010 on bus 002 ...
Getting the current device configuration ...
OK, got current device configuration (1)
Using interface number 0
Using endpoints 0x05 (out) and 0x84 (in)
Inquiring device details; driver will be detached ...
Looking for active driver ...
No driver found. Either detached before or never attached
SCSI inquiry data (for identification)
-------------------------
Vendor String: ZTE
Model String: USB Storage FFFF
Revision String: 2.31
-------------------------
USB description data (for identification)
-------------------------
Manufacturer: ZTE, Incorporated
Product: USB Storage
Serial No.: 000000000002
-------------------------
Setting up communication with interface 0
Using endpoint 0x05 for message sending ...
Trying to send message 1 to endpoint 0x05 ...
Device seems to have vanished right after sending. Good.
Device is gone, skipping any further commands
Checking for mode switch (max. 3 times, once per second) ...
Searching for target devices ...
found matching product ID
adding device
Found target device, now opening
Found correct target device
Mode switch succeeded. Bye.
Bus 001 Device 001: ID 1d6b:0002
Bus 002 Device 001: ID 1d6b:0001
Bus 002 Device 009: ID 19d2:ffff
PPPD is offline. Trying to start ...
Trying to switch: Can't find USB modem for switching
Can't find usb modem
usbserinfo:1.0 driver:2.0

modprobe: chdir(/lib/modules): No such file or directory
modprobe: chdir(/lib/modules): No such file or directory
<4>save exit: isCheckpointed 1
<3>hub 1-0:1.0: over-current change on port 1
<6>usb 2-1: new full speed USB device using stm-ohci and address 3
<6>usb 2-1: configuration #1 chosen from 1 choice
<4>[usb_probe_interface]drive name=usb-storage
<6>scsi3 : SCSI emulation for USB Mass Storage devices
<7>usb-storage: device found at 3
<7>usb-storage: waiting for device to settle before scanning
<4>save exit: isCheckpointed 1
<4>save exit: isCheckpointed 1
<5>scsi 3:0:0:0: CD-ROM ZTE USB Storage FFFF 2.31 PQ: 0 ANSI: 2
<7>usb-storage: device scan complete
<4>save exit: isCheckpointed 1
<4>save exit: isCheckpointed 1
<4>usb 2-1: usbfs: process 5891 (usb_modeswitch) did not claim interface 0 before use
<6>usb 2-1: USB disconnect, address 3
<6>usb 2-1: new full speed USB device using stm-ohci and address 4
<6>usb 2-1: configuration #1 chosen from 1 choice
<4>[usb_probe_interface]drive name=usbserial_generic
<4>[usb_probe_interface]drive name=option
<6>option 2-1:1.0: GSM modem (1-port) converter detected
<6>usb 2-1: GSM modem (1-port) converter now attached to ttyUSB0
<4>[usb_probe_interface]drive name=usbserial_generic
<4>[usb_probe_interface]drive name=option
<6>option 2-1:1.1: GSM modem (1-port) converter detected
<6>usb 2-1: GSM modem (1-port) converter now attached to ttyUSB1
<4>[usb_probe_interface]drive name=usbserial_generic
<4>[usb_probe_interface]drive name=option
<6>option 2-1:1.2: GSM modem (1-port) converter detected
<6>usb 2-1: GSM modem (1-port) converter now attached to ttyUSB2
<4>[usb_probe_interface]drive name=usbserial_generic
<4>[usb_probe_interface]drive name=option
<6>option 2-1:1.3: GSM modem (1-port) converter detected
<6>usb 2-1: GSM modem (1-port) converter now attached to ttyUSB3
[root@stlinux]#/root/spark/modules/usbserial
-sh: /root/spark/modules/usbserial: not found
[root@stlinux]#/root/spark/modules/option
-sh: /root/spark/modules/option: not found

[root@stlinux]#modprobe /root/spark/modules/usbserial vendor=0x19d2 product=0xffff
modprobe: chdir(/lib/modules): No such file or directory
[root@stlinux]#modprobe /root/spark/modules/option
modprobe: chdir(/lib/modules): No such file or directory
[root@stlinux]#insmod /root/spark/modules/option.ko
insmod: can't insert '/root/spark/modules/option.ko': File exists