virtio-test
virtio-mmio doc: https://blog.csdn.net/qq_48458789/article/details/141124876?spm=1001.2014.3001.5501
virtio-test-factorial doc: https://blog.csdn.net/qq_48458789/article/details/141310826
[虚拟化]qemu+kvm MMIO机制: https://zhuanlan.zhihu.com/p/681103916
memory_region_init_io注册回调函数的调用顺序: https://blog.csdn.net/siying666/article/details/133948172
virtioqueue: https://www.cnblogs.com/LoyenWang/p/14589296.html
QEMU edu设备驱动编写: https://blog.evo.moe/2023/11/20/QEMU-edu%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8%E7%BC%96%E5%86%99/
REDHAT.com: https://www.redhat.com/en/blog/virtqueues-and-virtio-ring-how-data-travels
QEMU virtio_notify -> kvm -> kvm 给 vcpu 注入中断的流程： https://luohao-brian.gitbooks.io/interrupt-virtualization/content/qemu-kvm-zhong-duan-xu-ni-hua-kuang-jia-fen-679028-4e2d29.html