linux下PCI_CAN 的驱动程序，对挂载在PCI总线上的CAN总线的驱动的开发很有借鉴作用。可以看出它明显有别于其他总线下CAN的驱动开发。-PCI_CAN under linux drivers, to mount the PCI bus on the CAN bus driven by the development of a very useful reference. It can be seen clearly from other CAN Bus driver developm