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- What: /sys/class/iommu/<iommu>/intel-iommu/address
- Date: June 2014
- KernelVersion: 3.17
- Contact: Alex Williamson <alex.williamson@redhat.com>
- Description:
- Physical address of the VT-d DRHD for this IOMMU.
- Format: %llx. This allows association of a sysfs
- intel-iommu with a DMAR DRHD table entry.
- What: /sys/class/iommu/<iommu>/intel-iommu/cap
- Date: June 2014
- KernelVersion: 3.17
- Contact: Alex Williamson <alex.williamson@redhat.com>
- Description:
- The cached hardware capability register value
- of this DRHD unit. Format: %llx.
- What: /sys/class/iommu/<iommu>/intel-iommu/ecap
- Date: June 2014
- KernelVersion: 3.17
- Contact: Alex Williamson <alex.williamson@redhat.com>
- Description:
- The cached hardware extended capability register
- value of this DRHD unit. Format: %llx.
- What: /sys/class/iommu/<iommu>/intel-iommu/version
- Date: June 2014
- KernelVersion: 3.17
- Contact: Alex Williamson <alex.williamson@redhat.com>
- Description:
- The architecture version as reported from the
- VT-d VER_REG. Format: %d:%d, major:minor
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