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Questions - vt-x

How to configure IOMMU protection for my hypervisor?

I'm developing my own bare-metal hypervisor over intel vt-x technology. My goal is to make it inaccessible to the OS I'm running over my hypervisor in any way, therefore I configured an EPT table to p...
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matank001

x86

intel

hypervisor

iommu

vt-x

Votes: 0

Answers: 2

Latest Answer

EPT limits access from CPU only, so you are right: you are missing protection from DMA accesses. In order to operate IOMMU, you should search the ACPI. Look for a structure with signature DMAR (Intel...
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user10328353

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