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What: /sys/bus/coresight/devices/<memory_map>.tmc/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. 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) 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 <mathieu.poirier@linaro.org>
Description: (R) Indicates the capabilities of the Coresight TMC.
The value is read directly from the DEVID register, 0xFC8,
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