摘要
分析了典型虚拟机的I/O架构,给出一种利用设备模组实现客户操作系统直接I/O访问的方法.在开源虚拟机XEN的基础上实现了PCI设备的直接访问,并介绍了I/O资源的获取和转化等关键问题.
The I/Oarchitectures of popular virtual machine systems are analyzed. An approach to enable real hardware usage in guest operating system is presented. The XEN - based implementation and the key problem of I/O resources fetching and converting are introduced.
出处
《大连民族学院学报》
CAS
2007年第3期30-33,共4页
Journal of Dalian Nationalities University