当前位置:网站首页>[QNX hypervisor 2.2 user manual]6.3.3 using shared memory (shmem) virtual devices
[QNX hypervisor 2.2 user manual]6.3.3 using shared memory (shmem) virtual devices
2022-07-06 05:22:00 【Gao Tong @bill】
shmem Virtual devices provide a relatively simple mechanism to Guest Shared memory area between , Or in Guest And Hypervisor Host Shared memory area between .
Complete the configuration information of the virtual device , You can refer to “Virtual Device Reference” Of vdev shmem.
One 、shmem Virtual device driver
For running in Guest or Hypervisor Host For client applications in ,shmem A virtual device is a device with a mapping register set , And the device has the ability to cause interruption .
Two 、 Access a shared memory factory page
3、 ... and 、 Create or connect to a shared memory area
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