forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
3.9 KiB
93 lines
3.9 KiB
What: /sys/bus/coresight/devices/<memory_map>.tmc/trigger_cntr |
|
Date: November 2014 |
|
KernelVersion: 3.19 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (RW) Disables write access to the Trace RAM by stopping the |
|
formatter after a defined number of words have been stored |
|
following the trigger event. Additional interface for this |
|
driver are expected to be added as it matures. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/rsz |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Defines the size, in 32-bit words, of the local RAM buffer. |
|
The value is read directly from HW register RSZ, 0x004. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/sts |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC status register. The value |
|
is read directly from HW register STS, 0x00C. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/rrp |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC RAM Read Pointer register |
|
that is used to read entries from the Trace RAM over the APB |
|
interface. The value is read directly from HW register RRP, |
|
0x014. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/rwp |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC RAM Write Pointer register |
|
that is used to sets the write pointer to write entries from |
|
the CoreSight bus into the Trace RAM. The value is read directly |
|
from HW register RWP, 0x018. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/trg |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Similar to "trigger_cntr" above except that this value is |
|
read directly from HW register TRG, 0x01C. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/ctl |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC Control register. The value |
|
is read directly from HW register CTL, 0x020. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/ffsr |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC Formatter and Flush Status |
|
register. The value is read directly from HW register FFSR, |
|
0x300. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/ffcr |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC Formatter and Flush Control |
|
register. The value is read directly from HW register FFCR, |
|
0x304. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/mode |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Shows the value held by the TMC Mode register, which |
|
indicate the mode the device has been configured to enact. The |
|
The value is read directly from the MODE register, 0x028. |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/mgmt/devid |
|
Date: March 2016 |
|
KernelVersion: 4.7 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (Read) Indicates the capabilities of the Coresight TMC. |
|
The value is read directly from the DEVID register, 0xFC8, |
|
|
|
What: /sys/bus/coresight/devices/<memory_map>.tmc/buffer_size |
|
Date: December 2018 |
|
KernelVersion: 4.19 |
|
Contact: Mathieu Poirier <[email protected]> |
|
Description: (RW) Size of the trace buffer for TMC-ETR when used in SYSFS |
|
mode. Writable only for TMC-ETR configurations. The value |
|
should be aligned to the kernel pagesize.
|
|
|