| What: /sys/bus/coresight/devices/<memory_map>.etb/enable_sink |
| Date: November 2014 |
| KernelVersion: 3.19 |
| Contact: Mathieu Poirier <mathieu.poirier@linaro.org> |
| Description: (RW) Add/remove a sink from a trace path. There can be multiple |
| source for a single sink. |
| ex: echo 1 > /sys/bus/coresight/devices/20010000.etb/enable_sink |
| |
| What: /sys/bus/coresight/devices/<memory_map>.etb/status |
| Date: November 2014 |
| KernelVersion: 3.19 |
| Contact: Mathieu Poirier <mathieu.poirier@linaro.org> |
| Description: (R) List various control and status registers. The specific |
| layout and content is driver specific. |
| |
| What: /sys/bus/coresight/devices/<memory_map>.etb/trigger_cntr |
| Date: November 2014 |
| KernelVersion: 3.19 |
| Contact: Mathieu Poirier <mathieu.poirier@linaro.org> |
| 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. The number of 32-bit words written |
| into the Trace RAM following the trigger event is equal to the |
| value stored in this register+1 (from ARM ETB-TRM). |