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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/ABI/testing/sysfs-bus-coresight-devices-cti | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/ABI/testing/sysfs-bus-coresight-devices-cti | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-coresight-devices-cti b/Documentation/ABI/testing/sysfs-bus-coresight-devices-cti new file mode 100644 index 000000000..bf2869c41 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-coresight-devices-cti @@ -0,0 +1,241 @@ +What: /sys/bus/coresight/devices/<cti-name>/enable +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Enable/Disable the CTI hardware. + +What: /sys/bus/coresight/devices/<cti-name>/powered +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Indicate if the CTI hardware is powered. + +What: /sys/bus/coresight/devices/<cti-name>/ctmid +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Display the associated CTM ID + +What: /sys/bus/coresight/devices/<cti-name>/nr_trigger_cons +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Number of devices connected to triggers on this CTI + +What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/name +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Name of connected device <N> + +What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_signals +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Input trigger signals from connected device <N> + +What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_types +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Functional types for the input trigger signals + from connected device <N> + +What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_signals +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Output trigger signals to connected device <N> + +What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_types +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Functional types for the output trigger signals + to connected device <N> + +What: /sys/bus/coresight/devices/<cti-name>/regs/inout_sel +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Select the index for inen and outen registers. + +What: /sys/bus/coresight/devices/<cti-name>/regs/inen +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Read or write the CTIINEN register selected by inout_sel. + +What: /sys/bus/coresight/devices/<cti-name>/regs/outen +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Read or write the CTIOUTEN register selected by inout_sel. + +What: /sys/bus/coresight/devices/<cti-name>/regs/gate +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Read or write CTIGATE register. + +What: /sys/bus/coresight/devices/<cti-name>/regs/asicctl +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Read or write ASICCTL register. + +What: /sys/bus/coresight/devices/<cti-name>/regs/intack +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Write the INTACK register. + +What: /sys/bus/coresight/devices/<cti-name>/regs/appset +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Set CTIAPPSET register to activate channel. Read back to + determine current value of register. + +What: /sys/bus/coresight/devices/<cti-name>/regs/appclear +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Write APPCLEAR register to deactivate channel. + +What: /sys/bus/coresight/devices/<cti-name>/regs/apppulse +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Write APPPULSE to pulse a channel active for one clock + cycle. + +What: /sys/bus/coresight/devices/<cti-name>/regs/chinstatus +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Read current status of channel inputs. + +What: /sys/bus/coresight/devices/<cti-name>/regs/choutstatus +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) read current status of channel outputs. + +What: /sys/bus/coresight/devices/<cti-name>/regs/triginstatus +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) read current status of input trigger signals + +What: /sys/bus/coresight/devices/<cti-name>/regs/trigoutstatus +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) read current status of output trigger signals. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trigin_attach +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Attach a CTI input trigger to a CTM channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trigin_detach +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Detach a CTI input trigger from a CTM channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_attach +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Attach a CTI output trigger to a CTM channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_detach +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Detach a CTI output trigger from a CTM channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_gate_enable +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Enable CTIGATE for single channel (Write) or list enabled + channels through the gate (R). + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_gate_disable +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Disable CTIGATE for single channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_set +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Activate a single channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_clear +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Deactivate a single channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_pulse +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Pulse a single channel - activate for a single clock cycle. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_filtered +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) List of output triggers filtered across all connections. + +What: /sys/bus/coresight/devices/<cti-name>/channels/trig_filter_enable +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Enable or disable trigger output signal filtering. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_inuse +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) show channels with at least one attached trigger signal. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_free +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) show channels with no attached trigger signals. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_sel +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (RW) Write channel number to select a channel to view, read to + see selected channel number. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_in +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Read to see input triggers connected to selected view + channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_out +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Read) Read to see output triggers connected to selected view + channel. + +What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_reset +Date: March 2020 +KernelVersion 5.7 +Contact: Mike Leach or Mathieu Poirier +Description: (Write) Clear all channel / trigger programming. |