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1What: /sys/class/iommu/<iommu>/intel-iommu/address
2Date: June 2014
3KernelVersion: 3.17
4Contact: Alex Williamson <alex.williamson@redhat.com>
5Description:
6 Physical address of the VT-d DRHD for this IOMMU.
7 Format: %llx. This allows association of a sysfs
8 intel-iommu with a DMAR DRHD table entry.
9
10What: /sys/class/iommu/<iommu>/intel-iommu/cap
11Date: June 2014
12KernelVersion: 3.17
13Contact: Alex Williamson <alex.williamson@redhat.com>
14Description:
15 The cached hardware capability register value
16 of this DRHD unit. Format: %llx.
17
18What: /sys/class/iommu/<iommu>/intel-iommu/ecap
19Date: June 2014
20KernelVersion: 3.17
21Contact: Alex Williamson <alex.williamson@redhat.com>
22Description:
23 The cached hardware extended capability register
24 value of this DRHD unit. Format: %llx.
25
26What: /sys/class/iommu/<iommu>/intel-iommu/version
27Date: June 2014
28KernelVersion: 3.17
29Contact: Alex Williamson <alex.williamson@redhat.com>
30Description:
31 The architecture version as reported from the
32 VT-d VER_REG. Format: %d:%d, major:minor