summaryrefslogtreecommitdiffstats
path: root/Documentation/ABI/testing/sysfs-class-iommu-intel-iommu
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/ABI/testing/sysfs-class-iommu-intel-iommu
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-iommu-intel-iommu')
-rw-r--r--Documentation/ABI/testing/sysfs-class-iommu-intel-iommu32
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-iommu-intel-iommu b/Documentation/ABI/testing/sysfs-class-iommu-intel-iommu
new file mode 100644
index 000000000..258cc246d
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-iommu-intel-iommu
@@ -0,0 +1,32 @@
+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