[qnx hypervisor 2.2 user manual]6.1 using the QNX hypervisor system

This section describes Guest How to discover and connect to vdev, And how they are used hypervisor The ability of . Such as network and memory sharing .

One 、 Discover and connect virtual devices

There are many methods available to Guest Corresponding hypervisor host Connect the devices .
Running on the guest The device driver in can be connected to... Using the following methods host Medium VRITIO vdev.

• PCI Find out （PCI discovery）
• Direct memory mapping （Direct memory mapping）

You can according to your Guest And how easy it is to change the device location to use the corresponding connection method . for example , On the production line , Direct memory mapping （ Write directly to the configured location in the device memory ） More suitable . But if in the development phase , You may need to be more flexible , You can use it in the R & D phase PIC Find out .
Be careful ！

More about drives such as devb-ahci and devb-virtio And other options QNX Neutrino Utilities Reference .

Two 、PIC