CONFIG_INTEL_IOMMU_DEFAULT_ON: Enable Intel DMA Remapping Devices by default

General informations

The Linux kernel configuration item CONFIG_INTEL_IOMMU_DEFAULT_ON has multiple definitions:

Enable Intel DMA Remapping Devices by default found in drivers/iommu/intel/Kconfig

The configuration item CONFIG_INTEL_IOMMU_DEFAULT_ON:

• prompt: Enable Intel DMA Remapping Devices by default
• type: bool
• depends on: (none)
• defined in drivers/iommu/intel/Kconfig
• found in Linux kernels: 5.9–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

Selecting this option will enable a DMAR device at boot time if one is found. If this option is not selected, DMAR support can be enabled by passing intel_iommu=on to the kernel.

Enable Intel DMA Remapping Devices by default found in drivers/iommu/Kconfig

The configuration item CONFIG_INTEL_IOMMU_DEFAULT_ON:

• prompt: Enable Intel DMA Remapping Devices by default
• type: bool
• depends on: CONFIG_INTEL_IOMMU
• defined in drivers/iommu/Kconfig
• found in Linux kernels: 3.2–3.19, 4.0–4.20, 5.0–5.8

Help text

Selecting this option will enable a DMAR device at boot time if one is found. If this option is not selected, DMAR support can be enabled by passing intel_iommu=on to the kernel.

Hardware

LKDDb

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• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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