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| author | Pratik Patel <pratikp@codeaurora.org> | 2015-05-13 10:34:16 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-05-24 11:11:21 -0700 |
| commit | add2d5d0d15fe391e42b8b220590ed02ba0aad16 (patch) | |
| tree | 3b8cabc4da7230f632bfd6f2f2c319867539d896 /Documentation | |
| parent | 5e5ff3440633b07b47f58ddda1d984e367e12e90 (diff) | |
| download | linux-add2d5d0d15fe391e42b8b220590ed02ba0aad16.tar.gz linux-add2d5d0d15fe391e42b8b220590ed02ba0aad16.tar.bz2 linux-add2d5d0d15fe391e42b8b220590ed02ba0aad16.zip | |
coresight-etm4x: Controls pertaining to the counter functions
Adding sysfs entries related to the counter functionality, more
specifically to set, control and reload the counters.
Signed-off-by: Pratik Patel <pratikp@codeaurora.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x b/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x index 6fb43e4c5939..104f3951c998 100644 --- a/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x +++ b/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x @@ -204,3 +204,29 @@ KernelVersion: 4.01 Contact: Mathieu Poirier <mathieu.poirier@linaro.org> Description: (RW) Moves the sequencer to state 0 when a programmed event occurs. + +What: /sys/bus/coresight/devices/<memory_map>.etm/cntr_idx +Date: April 2015 +KernelVersion: 4.01 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Select which counter unit to work with. + +What: /sys/bus/coresight/devices/<memory_map>.etm/cntrldvr +Date: April 2015 +KernelVersion: 4.01 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) This sets or returns the reload count value of the + specific counter. + +What: /sys/bus/coresight/devices/<memory_map>.etm/cntr_val +Date: April 2015 +KernelVersion: 4.01 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) This sets or returns the current count value of the + specific counter. + +What: /sys/bus/coresight/devices/<memory_map>.etm/cntr_ctrl +Date: April 2015 +KernelVersion: 4.01 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Controls the operation of the selected counter. |