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| author | Mike Leach <mike.leach@linaro.org> | 2019-10-31 11:58:32 -0600 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2019-11-07 13:17:25 -0700 |
| commit | b3ef0df18132324b5cca436d004c1ee65fb288af (patch) | |
| tree | c14ea0ca4feabfa5b65b79fe153db72b46882bf3 /Documentation/ABI | |
| parent | 5c8fac10c837957cd65d2c318d87c912d333dba3 (diff) | |
| download | blackbird-op-linux-b3ef0df18132324b5cca436d004c1ee65fb288af.tar.gz blackbird-op-linux-b3ef0df18132324b5cca436d004c1ee65fb288af.zip | |
coresight: etm4x: docs: Update ABI doc for new sysfs etm4 attributes
This updates the ABI document to reflect recent additions to the ETM4.X
driver sysfs interface.
Signed-off-by: Mike Leach <mike.leach@linaro.org>
[Updated Date and KernelVersion fields]
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x b/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x index 9290010e973e..614874e2cf53 100644 --- a/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x +++ b/Documentation/ABI/testing/sysfs-bus-coresight-devices-etm4x @@ -282,6 +282,53 @@ Contact: Mathieu Poirier <mathieu.poirier@linaro.org> Description: (RW) Mask for all 8 virtual machine ID comparator value registers (if implemented). +What: /sys/bus/coresight/devices/etm<N>/addr_exlevel_s_ns +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Set the Exception Level matching bits for secure and + non-secure exception levels. + +What: /sys/bus/coresight/devices/etm<N>/vinst_pe_cmp_start_stop +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Access the start stop control register for PE input + comparators. + +What: /sys/bus/coresight/devices/etm<N>/addr_cmp_view +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (R) Print the current settings for the selected address + comparator. + +What: /sys/bus/coresight/devices/etm<N>/sshot_idx +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Select the single shot control register to access. + +What: /sys/bus/coresight/devices/etm<N>/sshot_ctrl +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Access the selected single shot control register. + +What: /sys/bus/coresight/devices/etm<N>/sshot_status +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (R) Print the current value of the selected single shot + status register. + +What: /sys/bus/coresight/devices/etm<N>/sshot_pe_ctrl +Date: December 2019 +KernelVersion: 5.5 +Contact: Mathieu Poirier <mathieu.poirier@linaro.org> +Description: (RW) Access the selected single show PE comparator control + register. + What: /sys/bus/coresight/devices/etm<N>/mgmt/trcoslsr Date: April 2015 KernelVersion: 4.01 |
