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kernel/linux-rt-4.4.41/drivers/hwtracing/intel_th/sth.h 1.17 KB
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  /*
   * Intel(R) Trace Hub Software Trace Hub (STH) data structures
   *
   * Copyright (C) 2014-2015 Intel Corporation.
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms and conditions of the GNU General Public License,
   * version 2, as published by the Free Software Foundation.
   *
   * This program is distributed in the hope it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
   * more details.
   */
  
  #ifndef __INTEL_TH_STH_H__
  #define __INTEL_TH_STH_H__
  
  enum {
  	REG_STH_STHCAP0		= 0x0000, /* capabilities pt1 */
  	REG_STH_STHCAP1		= 0x0004, /* capabilities pt2 */
  	REG_STH_TRIG		= 0x0008, /* TRIG packet payload */
  	REG_STH_TRIG_TS		= 0x000c, /* TRIG_TS packet payload */
  	REG_STH_XSYNC		= 0x0010, /* XSYNC packet payload */
  	REG_STH_XSYNC_TS	= 0x0014, /* XSYNC_TS packet payload */
  	REG_STH_GERR		= 0x0018, /* GERR packet payload */
  };
  
  struct intel_th_channel {
  	u64	Dn;
  	u64	DnM;
  	u64	DnTS;
  	u64	DnMTS;
  	u64	USER;
  	u64	USER_TS;
  	u32	FLAG;
  	u32	FLAG_TS;
  	u32	MERR;
  	u32	__unused;
  } __packed;
  
  #endif /* __INTEL_TH_STH_H__ */