diff options
Diffstat (limited to 'Documentation/ABI/testing/debugfs-driver-habanalabs')
| -rw-r--r-- | Documentation/ABI/testing/debugfs-driver-habanalabs | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/Documentation/ABI/testing/debugfs-driver-habanalabs b/Documentation/ABI/testing/debugfs-driver-habanalabs index 0f8d20fe343f..c915bf17b293 100644 --- a/Documentation/ABI/testing/debugfs-driver-habanalabs +++ b/Documentation/ABI/testing/debugfs-driver-habanalabs @@ -101,6 +101,15 @@ Description: Specify the size of the DMA transaction when using DMA to read When the write is finished, the user can read the "data_dma" blob +What: /sys/kernel/debug/habanalabs/hl<n>/dump_razwi_events +Date: Aug 2022 +KernelVersion: 5.20 +Contact: fkassabri@habana.ai +Description: Dumps all razwi events to dmesg if exist. + After reading the status register of an existing event + the routine will clear the status register. + Usage: cat dump_razwi_events + What: /sys/kernel/debug/habanalabs/hl<n>/dump_security_violations Date: Jan 2021 KernelVersion: 5.12 @@ -121,14 +130,16 @@ Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Sets I2C device address for I2C transaction that is generated - by the device's CPU + by the device's CPU, Not available when device is loaded with secured + firmware What: /sys/kernel/debug/habanalabs/hl<n>/i2c_bus Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Sets I2C bus address for I2C transaction that is generated by - the device's CPU + the device's CPU, Not available when device is loaded with secured + firmware What: /sys/kernel/debug/habanalabs/hl<n>/i2c_data Date: Jan 2019 @@ -136,39 +147,45 @@ KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Triggers an I2C transaction that is generated by the device's CPU. Writing to this file generates a write transaction while - reading from the file generates a read transaction + reading from the file generates a read transaction, Not available + when device is loaded with secured firmware What: /sys/kernel/debug/habanalabs/hl<n>/i2c_len Date: Dec 2021 KernelVersion: 5.17 Contact: obitton@habana.ai Description: Sets I2C length in bytes for I2C transaction that is generated by - the device's CPU + the device's CPU, Not available when device is loaded with secured + firmware What: /sys/kernel/debug/habanalabs/hl<n>/i2c_reg Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org Description: Sets I2C register id for I2C transaction that is generated by - the device's CPU + the device's CPU, Not available when device is loaded with secured + firmware What: /sys/kernel/debug/habanalabs/hl<n>/led0 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org -Description: Sets the state of the first S/W led on the device +Description: Sets the state of the first S/W led on the device, Not available + when device is loaded with secured firmware What: /sys/kernel/debug/habanalabs/hl<n>/led1 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org -Description: Sets the state of the second S/W led on the device +Description: Sets the state of the second S/W led on the device, Not available + when device is loaded with secured firmware What: /sys/kernel/debug/habanalabs/hl<n>/led2 Date: Jan 2019 KernelVersion: 5.1 Contact: ogabbay@kernel.org -Description: Sets the state of the third S/W led on the device +Description: Sets the state of the third S/W led on the device, Not available + when device is loaded with secured firmware What: /sys/kernel/debug/habanalabs/hl<n>/memory_scrub Date: May 2022 @@ -182,7 +199,8 @@ Date: May 2022 KernelVersion: 5.19 Contact: dhirschfeld@habana.ai Description: The value to which the dram will be set to when the user - scrubs the dram using 'memory_scrub' debugfs file + scrubs the dram using 'memory_scrub' debugfs file and + the scrubbing value when using module param 'memory_scrub' What: /sys/kernel/debug/habanalabs/hl<n>/mmu Date: Jan 2019 @@ -277,7 +295,7 @@ Description: Displays a list with information about the currently user to DMA addresses What: /sys/kernel/debug/habanalabs/hl<n>/userptr_lookup -Date: Aug 2021 +Date: Oct 2021 KernelVersion: 5.15 Contact: ogabbay@kernel.org Description: Allows to search for specific user pointers (user virtual |