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kernel/linux-rt-4.4.41/Documentation/ABI/testing/sysfs-bus-intel_th-devices-gth 1.83 KB
5113f6f70   김현기   kernel add
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  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/masters/*
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RW) Configure output ports for STP masters. Writing -1
  		disables a master; any
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_port
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RO) Output port type:
  		  0: not present,
  		  1: MSU (Memory Storage Unit)
  		  2: CTP (Common Trace Port)
  		  4: PTI (MIPI PTI).
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_drop
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RW) Data retention policy setting: keep (0) or drop (1)
  		incoming data while output port is in reset.
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_null
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RW) STP NULL packet generation: enabled (1) or disabled (0).
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_flush
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RW) Force flush data from byte packing buffer for the output
  		port.
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_reset
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RO) Output port is in reset (1).
  
  What:		/sys/bus/intel_th/devices/<intel_th_id>-gth/outputs/[0-7]_smcfreq
  Date:		June 2015
  KernelVersion:	4.3
  Contact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
  Description:	(RW) STP sync packet frequency for the port. Specifies the
  		number of clocks between mainenance packets.