CONFIG_IOMMUFD_NOIOMMU:

General informations

The Linux kernel configuration item CONFIG_IOMMUFD_NOIOMMU:

• prompt:
• type: bool
• depends on: ! CONFIG_GENERIC_ATOMIC64
• defined in drivers/iommu/iommufd/Kconfig
• found in Linux kernels: 7.3-rc+HEAD

Help text

Provides a SW-only IO page table for devices without hardware IOMMU backing. This uses the AMDV1 page table format for IOVA-to-PA lookups only, not for hardware DMA translation. To be selected by VFIO_NOIOMMU when VFIO_DEVICE_CDEV is enabled.

Hardware

LKDDb

Raw data from LKDDb:

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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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