[linux-2.6-block.git] / Documentation / ABI / testing / sysfs-bus-coresight-devices-cti

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.
Commit	Line	Data
05bd70c0 ML	1	What: /sys/bus/coresight/devices/<cti-name>/enable
	2	Date: March 2020
	3	KernelVersion 5.7
	4	Contact: Mike Leach or Mathieu Poirier
	5	Description: (RW) Enable/Disable the CTI hardware.
	6
	7	What: /sys/bus/coresight/devices/<cti-name>/powered
	8	Date: March 2020
	9	KernelVersion 5.7
	10	Contact: Mike Leach or Mathieu Poirier
4119f0df	11	Description: (Read) Indicate if the CTI hardware is powered.
05bd70c0 ML	12
	13	What: /sys/bus/coresight/devices/<cti-name>/ctmid
	14	Date: March 2020
	15	KernelVersion 5.7
	16	Contact: Mike Leach or Mathieu Poirier
4119f0df	17	Description: (Read) Display the associated CTM ID
05bd70c0 ML	18
	19	What: /sys/bus/coresight/devices/<cti-name>/nr_trigger_cons
	20	Date: March 2020
	21	KernelVersion 5.7
	22	Contact: Mike Leach or Mathieu Poirier
4119f0df	23	Description: (Read) Number of devices connected to triggers on this CTI
05bd70c0 ML	24
	25	What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/name
	26	Date: March 2020
	27	KernelVersion 5.7
	28	Contact: Mike Leach or Mathieu Poirier
4119f0df	29	Description: (Read) Name of connected device <N>
05bd70c0 ML	30
	31	What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_signals
	32	Date: March 2020
	33	KernelVersion 5.7
	34	Contact: Mike Leach or Mathieu Poirier
4119f0df	35	Description: (Read) Input trigger signals from connected device <N>
05bd70c0 ML	36
	37	What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/in_types
	38	Date: March 2020
	39	KernelVersion 5.7
	40	Contact: Mike Leach or Mathieu Poirier
4119f0df	41	Description: (Read) Functional types for the input trigger signals
05bd70c0 ML	42	from connected device <N>
	43
	44	What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_signals
	45	Date: March 2020
	46	KernelVersion 5.7
	47	Contact: Mike Leach or Mathieu Poirier
4119f0df	48	Description: (Read) Output trigger signals to connected device <N>
05bd70c0 ML	49
	50	What: /sys/bus/coresight/devices/<cti-name>/triggers<N>/out_types
	51	Date: March 2020
	52	KernelVersion 5.7
	53	Contact: Mike Leach or Mathieu Poirier
4119f0df	54	Description: (Read) Functional types for the output trigger signals
05bd70c0 ML	55	to connected device <N>
	56
	57	What: /sys/bus/coresight/devices/<cti-name>/regs/inout_sel
	58	Date: March 2020
	59	KernelVersion 5.7
	60	Contact: Mike Leach or Mathieu Poirier
	61	Description: (RW) Select the index for inen and outen registers.
	62
	63	What: /sys/bus/coresight/devices/<cti-name>/regs/inen
	64	Date: March 2020
	65	KernelVersion 5.7
	66	Contact: Mike Leach or Mathieu Poirier
	67	Description: (RW) Read or write the CTIINEN register selected by inout_sel.
	68
	69	What: /sys/bus/coresight/devices/<cti-name>/regs/outen
	70	Date: March 2020
	71	KernelVersion 5.7
	72	Contact: Mike Leach or Mathieu Poirier
	73	Description: (RW) Read or write the CTIOUTEN register selected by inout_sel.
	74
	75	What: /sys/bus/coresight/devices/<cti-name>/regs/gate
	76	Date: March 2020
	77	KernelVersion 5.7
	78	Contact: Mike Leach or Mathieu Poirier
	79	Description: (RW) Read or write CTIGATE register.
	80
	81	What: /sys/bus/coresight/devices/<cti-name>/regs/asicctl
	82	Date: March 2020
	83	KernelVersion 5.7
	84	Contact: Mike Leach or Mathieu Poirier
	85	Description: (RW) Read or write ASICCTL register.
	86
	87	What: /sys/bus/coresight/devices/<cti-name>/regs/intack
	88	Date: March 2020
	89	KernelVersion 5.7
	90	Contact: Mike Leach or Mathieu Poirier
4119f0df	91	Description: (Write) Write the INTACK register.
05bd70c0 ML	92
	93	What: /sys/bus/coresight/devices/<cti-name>/regs/appset
	94	Date: March 2020
	95	KernelVersion 5.7
	96	Contact: Mike Leach or Mathieu Poirier
	97	Description: (RW) Set CTIAPPSET register to activate channel. Read back to
	98	determine current value of register.
	99
	100	What: /sys/bus/coresight/devices/<cti-name>/regs/appclear
	101	Date: March 2020
	102	KernelVersion 5.7
	103	Contact: Mike Leach or Mathieu Poirier
4119f0df	104	Description: (Write) Write APPCLEAR register to deactivate channel.
05bd70c0 ML	105
	106	What: /sys/bus/coresight/devices/<cti-name>/regs/apppulse
	107	Date: March 2020
	108	KernelVersion 5.7
	109	Contact: Mike Leach or Mathieu Poirier
4119f0df	110	Description: (Write) Write APPPULSE to pulse a channel active for one clock
05bd70c0 ML	111	cycle.
	112
	113	What: /sys/bus/coresight/devices/<cti-name>/regs/chinstatus
	114	Date: March 2020
	115	KernelVersion 5.7
	116	Contact: Mike Leach or Mathieu Poirier
4119f0df	117	Description: (Read) Read current status of channel inputs.
05bd70c0 ML	118
	119	What: /sys/bus/coresight/devices/<cti-name>/regs/choutstatus
	120	Date: March 2020
	121	KernelVersion 5.7
	122	Contact: Mike Leach or Mathieu Poirier
4119f0df	123	Description: (Read) read current status of channel outputs.
05bd70c0 ML	124
	125	What: /sys/bus/coresight/devices/<cti-name>/regs/triginstatus
	126	Date: March 2020
	127	KernelVersion 5.7
	128	Contact: Mike Leach or Mathieu Poirier
4119f0df	129	Description: (Read) read current status of input trigger signals
05bd70c0 ML	130
	131	What: /sys/bus/coresight/devices/<cti-name>/regs/trigoutstatus
	132	Date: March 2020
	133	KernelVersion 5.7
	134	Contact: Mike Leach or Mathieu Poirier
4119f0df	135	Description: (Read) read current status of output trigger signals.
05bd70c0 ML	136
	137	What: /sys/bus/coresight/devices/<cti-name>/channels/trigin_attach
	138	Date: March 2020
	139	KernelVersion 5.7
	140	Contact: Mike Leach or Mathieu Poirier
4119f0df	141	Description: (Write) Attach a CTI input trigger to a CTM channel.
05bd70c0 ML	142
	143	What: /sys/bus/coresight/devices/<cti-name>/channels/trigin_detach
	144	Date: March 2020
	145	KernelVersion 5.7
	146	Contact: Mike Leach or Mathieu Poirier
4119f0df	147	Description: (Write) Detach a CTI input trigger from a CTM channel.
05bd70c0 ML	148
	149	What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_attach
	150	Date: March 2020
	151	KernelVersion 5.7
	152	Contact: Mike Leach or Mathieu Poirier
4119f0df	153	Description: (Write) Attach a CTI output trigger to a CTM channel.
05bd70c0 ML	154
	155	What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_detach
	156	Date: March 2020
	157	KernelVersion 5.7
	158	Contact: Mike Leach or Mathieu Poirier
4119f0df	159	Description: (Write) Detach a CTI output trigger from a CTM channel.
05bd70c0 ML	160
	161	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_gate_enable
	162	Date: March 2020
	163	KernelVersion 5.7
	164	Contact: Mike Leach or Mathieu Poirier
4119f0df	165	Description: (RW) Enable CTIGATE for single channel (Write) or list enabled
05bd70c0 ML	166	channels through the gate (R).
	167
	168	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_gate_disable
	169	Date: March 2020
	170	KernelVersion 5.7
	171	Contact: Mike Leach or Mathieu Poirier
4119f0df	172	Description: (Write) Disable CTIGATE for single channel.
05bd70c0 ML	173
	174	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_set
	175	Date: March 2020
	176	KernelVersion 5.7
	177	Contact: Mike Leach or Mathieu Poirier
4119f0df	178	Description: (Write) Activate a single channel.
05bd70c0 ML	179
	180	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_clear
	181	Date: March 2020
	182	KernelVersion 5.7
	183	Contact: Mike Leach or Mathieu Poirier
4119f0df	184	Description: (Write) Deactivate a single channel.
05bd70c0 ML	185
	186	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_pulse
	187	Date: March 2020
	188	KernelVersion 5.7
	189	Contact: Mike Leach or Mathieu Poirier
4119f0df	190	Description: (Write) Pulse a single channel - activate for a single clock cycle.
05bd70c0 ML	191
	192	What: /sys/bus/coresight/devices/<cti-name>/channels/trigout_filtered
	193	Date: March 2020
	194	KernelVersion 5.7
	195	Contact: Mike Leach or Mathieu Poirier
4119f0df	196	Description: (Read) List of output triggers filtered across all connections.
05bd70c0 ML	197
	198	What: /sys/bus/coresight/devices/<cti-name>/channels/trig_filter_enable
	199	Date: March 2020
	200	KernelVersion 5.7
	201	Contact: Mike Leach or Mathieu Poirier
	202	Description: (RW) Enable or disable trigger output signal filtering.
	203
	204	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_inuse
	205	Date: March 2020
	206	KernelVersion 5.7
	207	Contact: Mike Leach or Mathieu Poirier
4119f0df	208	Description: (Read) show channels with at least one attached trigger signal.
05bd70c0 ML	209
	210	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_free
	211	Date: March 2020
	212	KernelVersion 5.7
	213	Contact: Mike Leach or Mathieu Poirier
4119f0df	214	Description: (Read) show channels with no attached trigger signals.
05bd70c0 ML	215
	216	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_sel
	217	Date: March 2020
	218	KernelVersion 5.7
	219	Contact: Mike Leach or Mathieu Poirier
	220	Description: (RW) Write channel number to select a channel to view, read to
	221	see selected channel number.
	222
	223	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_in
	224	Date: March 2020
	225	KernelVersion 5.7
	226	Contact: Mike Leach or Mathieu Poirier
4119f0df	227	Description: (Read) Read to see input triggers connected to selected view
05bd70c0 ML	228	channel.
	229
	230	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_out
	231	Date: March 2020
	232	KernelVersion 5.7
	233	Contact: Mike Leach or Mathieu Poirier
4119f0df	234	Description: (Read) Read to see output triggers connected to selected view
05bd70c0 ML	235	channel.
	236
	237	What: /sys/bus/coresight/devices/<cti-name>/channels/chan_xtrigs_reset
	238	Date: March 2020
	239	KernelVersion 5.7
	240	Contact: Mike Leach or Mathieu Poirier
4119f0df	241	Description: (Write) Clear all channel / trigger programming.