| Alex Williamson | a5459cf | 2014-06-12 16:12:31 -0600 | [diff] [blame] | 1 | What: /sys/class/iommu/<iommu>/intel-iommu/address |
| 2 | Date: June 2014 |
| 3 | KernelVersion: 3.17 |
| 4 | Contact: Alex Williamson <alex.williamson@redhat.com> |
| 5 | Description: |
| 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 | |
| 10 | What: /sys/class/iommu/<iommu>/intel-iommu/cap |
| 11 | Date: June 2014 |
| 12 | KernelVersion: 3.17 |
| 13 | Contact: Alex Williamson <alex.williamson@redhat.com> |
| 14 | Description: |
| 15 | The cached hardware capability register value |
| 16 | of this DRHD unit. Format: %llx. |
| 17 | |
| 18 | What: /sys/class/iommu/<iommu>/intel-iommu/ecap |
| 19 | Date: June 2014 |
| 20 | KernelVersion: 3.17 |
| 21 | Contact: Alex Williamson <alex.williamson@redhat.com> |
| 22 | Description: |
| 23 | The cached hardware extended capability register |
| 24 | value of this DRHD unit. Format: %llx. |
| 25 | |
| 26 | What: /sys/class/iommu/<iommu>/intel-iommu/version |
| 27 | Date: June 2014 |
| 28 | KernelVersion: 3.17 |
| 29 | Contact: Alex Williamson <alex.williamson@redhat.com> |
| 30 | Description: |
| 31 | The architecture version as reported from the |
| 32 | VT-d VER_REG. Format: %d:%d, major:minor |