QNX6.5的USB鼠标和屏幕显示驱动的挂接问题

现在我的单独的USB驱动正常了,单独的屏幕显示也正常,但是现在要USB鼠标和屏幕显示挂接到一起,总是报错,是什么原因,请高手指点一下。串口和命令信息如下附件:

devi-hirun msoft fd -d/dev/usbmouse0

ldd:FATAL: Unresolved symbol “__umodsi3” called from Executable

usb -vvv

USB 0 (dm816x) v1.10, v1.01 DDK, v1.01 HCD
Control, Interrupt, Bulk(SG), Isoch(Stream), High speed

USB 1 (dm816x) v1.10, v1.01 DDK, v1.01 HCD
Control, Interrupt, Bulk(SG), Isoch(Stream), High speed

Device Address : 1
Upstream Host Controller : 1
Upstream Device Address : 0
Upstream Port : 0
Upstream Port Speed : High
Vendor : 0x0424
Product : 0x2514
Device Release : rb.b3
USB Spec Release : v2.00
Serial Number : N/A
Class : 0x09 (Hub)
Subclass : 0x00
Protocol : 0x02
Max PacketSize0 : 64
Languages : No string descriptors
Current Frame : 874 (1024 bytes)
Hub Number Ports : 4
Hub Characteristics : 0x0009 (Individual power, Individual over-current)
Hub Power On->Good : 100 ms
Hub Power Requirements : 1 mA
Configurations : 1
Configuration : 1
Attributes : 0xe0 (Self-powered, Remote-wakeup)
Max Power : 2 mA
Interfaces : 1 (with 1 alternate)
Interface : 0 / 0
Class : 0x09 (Hub)
Subclass : 0x00
Protocol : 0x01
Endpoints : Control + 1
Endpoint : 0
Attributes : Control
Max Packet Size: 0
Endpoint : 1
Attributes : Interrupt/IN
Max Packet Size: 1
Interval : 256 ms
Interface : 0 / 1
Class : 0x09 (Hub)
Subclass : 0x00
Protocol : 0x02
Endpoints : Control + 1
Endpoint : 0
Attributes : Control
Max Packet Size: 0
Endpoint : 1
Attributes : Interrupt/IN
Max Packet Size: 1
Interval : 256 ms

Device Address : 2
Upstream Host Controller : 1
Upstream Device Address : 1
Upstream Port : 3
Upstream Port Speed : Low
Vendor : 0x046d (Logitech)
Product : 0xc077 (USB Optical Mouse)
Device Release : r72.00
USB Spec Release : v2.00
Serial Number : N/A
Class : 0x00 (Independent per interface)
Max PacketSize0 : 8
Languages : 0x0409 (English)
Current Frame : 1029 (1024 bytes)
Configurations : 1
Configuration : 1
Attributes : 0xa0 (Bus-powered, Remote-wakeup)
Max Power : 100 mA
Interfaces : 1
Interface : 0 / 0
Class : 0x03 (HID)
Subclass : 0x01 (Boot interface)
Protocol : 0x02 (Mouse)
Endpoints : Control + 1
Endpoint : 0
Attributes : Control
Max Packet Size: 0
Endpoint : 1
Attributes : Interrupt/IN
Max Packet Size: 4
Interval : 10 ms