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