Introduction If you’ve ever had experience with developing your own hypervisor from scratch then you definitely faced with the problems of layout checking. What makes it hard to develop a hypervisor is the fact that Intel has a small number of errors for a huge checklist described in [CHAPTER 26]…
Hi everyone! In this post I’m going to introduce you to the world of linux kernel module development. I am a newcomer in this field myself but I decided to document everything in this blog as I gradually learn them. To start you need some sort of virtual machine. Of…
Hello guys! Welcome to the fourth part of the “Hypervisor From Scratch”. This part is primarily about translating guest address through Extended Page Table (EPT) and its implementation. We also see how shadow tables work and other cool stuff. First of all, make sure to read the earlier parts before reading…
Introduction This is the third part of the tutorial “Hypervisor From Scratch“. You may have noticed that the previous parts have steadily been getting more complicated. This part should teach you how to get started with creating your own VMM, we go to demonstrate how to interact with the VMM…
Introduction MONITOR and MWAIT are using when the CPU needs to be stopped executing the instruction and enter an implementation-dependent optimized state until some special event happens. MONITOR sets up an address range used to monitor write-back stores while MWAIT enables a logical processor to enter into an optimized state…