因为我有块PCI卡,插入PCI插槽后,当我加载我的驱动程序模块后 用lspci-v显示的端口分配的基地址也是x1000 如下所示:
00:07.0 Memory controller: Advanced Micro Devices [AMD] Unknown device 0120 (rev 01)
Subsystem: Advanced Micro Devices [AMD] Unknown device 0120
Flags: slow devsel, IRQ 18
I/O ports at 1000
I/O ports at 1400
Kernel driver in use: AOS_Frame_Synchro_Transceiver
但是到了/proc/ioports下面发现他的部分端口让上面这些东西占用了