我想问下关于pci通信的问

我用的是DM8168的开发板，驱动模块已经加载但是lspci的时候是这个信息

pcilib: warning: process `lspci' used the deprecated sysctl system call with Cannot open /pro8.c/bus/pci
1.2.
lspci: Cannot find any working access method.