mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-27 07:15:07 +07:00
5d8e1881f4
Add a few read-only sysfs attributes which provide some device information that is exposed from the devices, primarily component and device names and versions. These are documented in Documentation/ABI/testing/sysfs-class-switchtec. Tested-by: Krishna Dhulipala <krishnad@fb.com> Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Signed-off-by: Stephen Bates <stephen.bates@microsemi.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Wei Zhang <wzhang@fb.com> Reviewed-by: Jens Axboe <axboe@fb.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
97 lines
2.8 KiB
Plaintext
97 lines
2.8 KiB
Plaintext
switchtec - Microsemi Switchtec PCI Switch Management Endpoint
|
|
|
|
For details on this subsystem look at Documentation/switchtec.txt.
|
|
|
|
What: /sys/class/switchtec
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: The switchtec class subsystem folder.
|
|
Each registered switchtec driver is represented by a switchtecX
|
|
subfolder (X being an integer >= 0).
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/component_id
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Component identifier as stored in the hardware (eg. PM8543)
|
|
(read only)
|
|
Values: arbitrary string.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/component_revision
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Component revision stored in the hardware (read only)
|
|
Values: integer.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/component_vendor
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Component vendor as stored in the hardware (eg. MICROSEM)
|
|
(read only)
|
|
Values: arbitrary string.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/device_version
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Device version as stored in the hardware (read only)
|
|
Values: integer.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/fw_version
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Currently running firmware version (read only)
|
|
Values: integer (in hexadecimal).
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/partition
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Partition number for this device in the switch (read only)
|
|
Values: integer.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/partition_count
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Total number of partitions in the switch (read only)
|
|
Values: integer.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/product_id
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Product identifier as stored in the hardware (eg. PSX 48XG3)
|
|
(read only)
|
|
Values: arbitrary string.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/product_revision
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Product revision stored in the hardware (eg. RevB)
|
|
(read only)
|
|
Values: arbitrary string.
|
|
|
|
|
|
What: /sys/class/switchtec/switchtec[0-9]+/product_vendor
|
|
Date: 05-Jan-2017
|
|
KernelVersion: v4.11
|
|
Contact: Logan Gunthorpe <logang@deltatee.com>
|
|
Description: Product vendor as stored in the hardware (eg. MICROSEM)
|
|
(read only)
|
|
Values: arbitrary string.
|