xref: /openbmc/linux/Documentation/ABI/testing/sysfs-bus-most (revision 4a1a3e9b)

What:		/sys/bus/most/devices/.../description
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Provides information about the interface type and the physical
		location of the device. Hardware attached via USB, for instance,
		might return <1-1.1:1.0>
Users:

What:		/sys/bus/most/devices/.../interface
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the type of peripheral interface the device uses.
Users:

What:		/sys/bus/most/devices/.../dci
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		If the network interface controller is attached via USB, a dci
		directory is created that allows applications to read and
		write the controller's DCI registers.
Users:

What:		/sys/bus/most/devices/.../dci/arb_address
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to set an arbitrary DCI register address an
		application wants to read from or write to.
Users:

What:		/sys/bus/most/devices/.../dci/arb_value
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to read and write the DCI register whose address
		is stored in arb_address.
Users:

What:		/sys/bus/most/devices/.../dci/mep_eui48_hi
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MAC address.
Users:

What:		/sys/bus/most/devices/.../dci/mep_eui48_lo
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MAC address.
Users:

What:		/sys/bus/most/devices/.../dci/mep_eui48_mi
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MAC address.
Users:

What:		/sys/bus/most/devices/.../dci/mep_filter
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MEP filter address.
Users:

What:		/sys/bus/most/devices/.../dci/mep_hash0
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MEP hash table.
Users:

What:		/sys/bus/most/devices/.../dci/mep_hash1
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MEP hash table.
Users:

What:		/sys/bus/most/devices/.../dci/mep_hash2
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MEP hash table.
Users:

What:		/sys/bus/most/devices/.../dci/mep_hash3
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to check and configure the MEP hash table.
Users:

What:		/sys/bus/most/devices/.../dci/ni_state
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the current network interface state.
Users:

What:		/sys/bus/most/devices/.../dci/node_address
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the current node address.
Users:

What:		/sys/bus/most/devices/.../dci/node_position
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the current node position.
Users:

What:		/sys/bus/most/devices/.../dci/packet_bandwidth
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the configured packet bandwidth.
Users:

What:		/sys/bus/most/devices/.../dci/sync_ep
Date:		June 2016
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Triggers the controller's synchronization process for a certain
		endpoint.
Users:

What:		/sys/bus/most/devices/.../<channel>/
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		For every channel of the device a directory is created, whose
		name is dictated by the HDM. This enables an application to
		collect information about the channel's capabilities and
		configure it.
Users:

What:		/sys/bus/most/devices/.../<channel>/available_datatypes
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the data types the current channel can transport.
Users:

What:		/sys/bus/most/devices/.../<channel>/available_directions
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the directions the current channel is capable of.
Users:

What:		/sys/bus/most/devices/.../<channel>/number_of_packet_buffers
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the number of packet buffers the current channel can
		handle.
Users:

What:		/sys/bus/most/devices/.../<channel>/number_of_stream_buffers
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the number of streaming buffers the current channel can
		handle.
Users:

What:		/sys/bus/most/devices/.../<channel>/size_of_packet_buffer
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the size of a packet buffer the current channel can
		handle.
Users:

What:		/sys/bus/most/devices/.../<channel>/size_of_stream_buffer
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates the size of a streaming buffer the current channel can
		handle.
Users:

What:		/sys/bus/most/devices/.../<channel>/set_number_of_buffers
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the number of buffers of the current channel.
Users:

What:		/sys/bus/most/devices/.../<channel>/set_buffer_size
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the size of a buffer of the current channel.
Users:

What:		/sys/bus/most/devices/.../<channel>/set_direction
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the direction of the current channel.
		The following strings will be accepted:
			'dir_tx',
			'dir_rx'
Users:

What:		/sys/bus/most/devices/.../<channel>/set_datatype
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the data type of the current channel.
		The following strings will be accepted:
			'control',
			'async',
			'sync',
			'isoc_avp'
Users:

What:		/sys/bus/most/devices/.../<channel>/set_subbuffer_size
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the subbuffer size of the current channel.
Users:

What:		/sys/bus/most/devices/.../<channel>/set_packets_per_xact
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is to configure the number of packets per transaction of
		the current channel. This is only needed network interface
		controller is attached via USB.
Users:

What:		/sys/bus/most/devices/.../<channel>/channel_starving
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		Indicates whether current channel ran out of buffers.
Users:

What:		/sys/bus/most/drivers/most_core/components
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to retrieve a list of registered components.
Users:

What:		/sys/bus/most/drivers/most_core/links
Date:		March 2017
KernelVersion:	4.15
Contact:	Christian Gromm <christian.gromm@microchip.com>
Description:
		This is used to retrieve a list of established links.
Users: