Design of hardware interruption device driver program 硬件中断设备驱动程序设计
2.
Drivers for devices that generate hardware interrupts will have an interrupt service routine ( isr ) and a deferred procedure call ( dpc ) routine 对于普通硬件中断设备的驱动要具有中断服务程序( isr )和一个延迟程序调用( dpc )程序。