在armv7下的网卡驱动

在DM3730下,使用SMSC LAN9220的网卡,
这块网卡,集成MAC和PHY,通过3730的总线进行访问!

使用io-pkt-v4,来能创建/dev/en0设备,
io-pkt-v4 -dsmc9118 ioport=0x2C000000,irq=20,mac=00deadbeef00, -ptcpip
这里的ioport,我理解为总线访问网卡的初始地址;irq是3730的存储器控制器对CPU的中断号

但是执行结果却是,
Process 20493 (io-pkt-v4) terminated SIGBUS code=3 fltno=5 ip=7800b3b8(devn-smc9118.so@smc9118_detect+0x310) mapaddr=000023b8. ref=28000050

sloginfo

Time Sev Major Minor Args
Jan 01 00:38:55 1 7 0 SAMPLE_SIZE = 2
Jan 01 00:38:55 2 19 1800 devb-mmcsd-beagle 1.00A (Feb 7 2012 18:58:37)
Jan 01 00:38:55 2 5 0 libcam.so (Jul 9 2010 13:52:59) bver 6040207
Jan 01 00:38:55 2 5 100 cam-disk.so (Jul 9 2010 13:53:13)
Jan 01 00:38:55 5 14 0 tcpip starting
Jan 01 00:38:55 3 14 0 Unable to attach to pci server: No such file or directory
Jan 01 00:38:55 3 14 0 Using pseudo random generator. See “random” option
Jan 01 00:39:00 3 25 0 Couldn’t initialize listen service: tcp (Address family not supported by protocol family)
Jan 01 00:39:00 6 8 0 Unknown option gpu_accel=1

希望高手能帮我看下,这是什么问题,是不是我对io-pkt-v4后面的参数理解有问题?