CONFIG_INTEL_TDX_HOST: Intel Trust Domain Extensions (TDX) host support

General informations

The Linux kernel configuration item CONFIG_INTEL_TDX_HOST:

• prompt: Intel Trust Domain Extensions (TDX) host support
• type: bool
• depends on: ( CONFIG_CPU_SUP_INTEL ) && ( CONFIG_X86_64 ) && ( CONFIG_KVM_INTEL ) && ( CONFIG_X86_X2APIC ) && ( CONFIG_CONTIG_ALLOC ) && (! CONFIG_KEXEC_CORE ) && ( CONFIG_X86_MCE )
• defined in arch/x86/Kconfig
• found in Linux kernels: 6.7–6.8, 6.9-rc+HEAD

Help text

Intel Trust Domain Extensions (TDX) protects guest VMs from malicious host and certain physical attacks. This option enables necessary TDX support in the host kernel to run confidential VMs.

If unsure, say N.

Hardware

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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