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Documentation / thunderbolt: Clean up entries

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Align the "What" entries along with the rest and move
nvm_authenticate_on_disconnect to correct place.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Mika Westerberg 2021-04-12 14:12:47 +03:00
parent 34163dfad4
commit 68977e61ab
1 changed files with 22 additions and 22 deletions
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44
Documentation/ABI/testing/sysfs-bus-thunderbolt
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@ -1,4 +1,4 @@
What: /sys/bus/thunderbolt/devices/.../domainX/boot_acl
What: /sys/bus/thunderbolt/devices/.../domainX/boot_acl
Date: Jun 2018
KernelVersion: 4.17
Contact: thunderbolt-software@lists.01.org
@ -21,7 +21,7 @@ Description: Holds a comma separated list of device unique_ids that
If a device is authorized automatically during boot its
boot attribute is set to 1.
What: /sys/bus/thunderbolt/devices/.../domainX/deauthorization
What: /sys/bus/thunderbolt/devices/.../domainX/deauthorization
Date: May 2021
KernelVersion: 5.12
Contact: Mika Westerberg <mika.westerberg@linux.intel.com>
@ -30,7 +30,7 @@ Description: This attribute tells whether the system supports
de-authorize PCIe tunnel by writing 0 to authorized
attribute under each device.
What: /sys/bus/thunderbolt/devices/.../domainX/iommu_dma_protection
What: /sys/bus/thunderbolt/devices/.../domainX/iommu_dma_protection
Date: Mar 2019
KernelVersion: 4.21
Contact: thunderbolt-software@lists.01.org
@ -39,7 +39,7 @@ Description: This attribute tells whether the system uses IOMMU
it is not (DMA protection is solely based on Thunderbolt
security levels).
What: /sys/bus/thunderbolt/devices/.../domainX/security
What: /sys/bus/thunderbolt/devices/.../domainX/security
Date: Sep 2017
KernelVersion: 4.13
Contact: thunderbolt-software@lists.01.org
@ -61,7 +61,7 @@ Description: This attribute holds current Thunderbolt security level
the BIOS.
======= ==================================================
What: /sys/bus/thunderbolt/devices/.../authorized
What: /sys/bus/thunderbolt/devices/.../authorized
Date: Sep 2017
KernelVersion: 4.13
Contact: thunderbolt-software@lists.01.org
@ -95,14 +95,14 @@ Description: This attribute is used to authorize Thunderbolt devices
EKEYREJECTED if the challenge response did not match.
== ========================================================
What: /sys/bus/thunderbolt/devices/.../boot
What: /sys/bus/thunderbolt/devices/.../boot
Date: Jun 2018
KernelVersion: 4.17
Contact: thunderbolt-software@lists.01.org
Description: This attribute contains 1 if Thunderbolt device was already
authorized on boot and 0 otherwise.
What: /sys/bus/thunderbolt/devices/.../generation
What: /sys/bus/thunderbolt/devices/.../generation
Date: Jan 2020
KernelVersion: 5.5
Contact: Christian Kellner <christian@kellner.me>
@ -110,7 +110,7 @@ Description: This attribute contains the generation of the Thunderbolt
controller associated with the device. It will contain 4
for USB4.
What: /sys/bus/thunderbolt/devices/.../key
What: /sys/bus/thunderbolt/devices/.../key
Date: Sep 2017
KernelVersion: 4.13
Contact: thunderbolt-software@lists.01.org
@ -226,6 +226,20 @@ Description: When new NVM image is written to the non-active NVM
based mailbox before the device is power cycled. Writing
0 here clears the status.
What: /sys/bus/thunderbolt/devices/.../nvm_authenticate_on_disconnect
Date: Oct 2020
KernelVersion: v5.9
Contact: Mario Limonciello <mario.limonciello@dell.com>
Description: For supported devices, automatically authenticate the new Thunderbolt
image when the device is disconnected from the host system.
This file will accept writing values "1" or "2"
- Writing "1" will flush the image to the storage
area and prepare the device for authentication on disconnect.
- Writing "2" will run some basic validation on the image
and flush it to the storage area.
What: /sys/bus/thunderbolt/devices/<xdomain>.<service>/key
Date: Jan 2018
KernelVersion: 4.15
@ -308,17 +322,3 @@ Date: Oct 2020
KernelVersion: v5.9
Contact: Mika Westerberg <mika.westerberg@linux.intel.com>
Description: Retimer vendor identifier read from the hardware.
What: /sys/bus/thunderbolt/devices/.../nvm_authenticate_on_disconnect
Date: Oct 2020
KernelVersion: v5.9
Contact: Mario Limonciello <mario.limonciello@dell.com>
Description: For supported devices, automatically authenticate the new Thunderbolt
image when the device is disconnected from the host system.
This file will accept writing values "1" or "2"
- Writing "1" will flush the image to the storage
area and prepare the device for authentication on disconnect.
- Writing "2" will run some basic validation on the image
and flush it to the storage area.