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kernel/linux-imx6_3.14.28/include/ras/ras_event.h 2.69 KB
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  #undef TRACE_SYSTEM
  #define TRACE_SYSTEM ras
  #define TRACE_INCLUDE_FILE ras_event
  
  #if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ)
  #define _TRACE_HW_EVENT_MC_H
  
  #include <linux/tracepoint.h>
  #include <linux/edac.h>
  #include <linux/ktime.h>
  
  /*
   * Hardware Events Report
   *
   * Those events are generated when hardware detected a corrected or
   * uncorrected event, and are meant to replace the current API to report
   * errors defined on both EDAC and MCE subsystems.
   *
   * FIXME: Add events for handling memory errors originated from the
   *        MCE subsystem.
   */
  
  /*
   * Hardware-independent Memory Controller specific events
   */
  
  /*
   * Default error mechanisms for Memory Controller errors (CE and UE)
   */
  TRACE_EVENT(mc_event,
  
  	TP_PROTO(const unsigned int err_type,
  		 const char *error_msg,
  		 const char *label,
  		 const int error_count,
  		 const u8 mc_index,
  		 const s8 top_layer,
  		 const s8 mid_layer,
  		 const s8 low_layer,
  		 unsigned long address,
  		 const u8 grain_bits,
  		 unsigned long syndrome,
  		 const char *driver_detail),
  
  	TP_ARGS(err_type, error_msg, label, error_count, mc_index,
  		top_layer, mid_layer, low_layer, address, grain_bits,
  		syndrome, driver_detail),
  
  	TP_STRUCT__entry(
  		__field(	unsigned int,	error_type		)
  		__string(	msg,		error_msg		)
  		__string(	label,		label			)
  		__field(	u16,		error_count		)
  		__field(	u8,		mc_index		)
  		__field(	s8,		top_layer		)
  		__field(	s8,		middle_layer		)
  		__field(	s8,		lower_layer		)
  		__field(	long,		address			)
  		__field(	u8,		grain_bits		)
  		__field(	long,		syndrome		)
  		__string(	driver_detail,	driver_detail		)
  	),
  
  	TP_fast_assign(
  		__entry->error_type		= err_type;
  		__assign_str(msg, error_msg);
  		__assign_str(label, label);
  		__entry->error_count		= error_count;
  		__entry->mc_index		= mc_index;
  		__entry->top_layer		= top_layer;
  		__entry->middle_layer		= mid_layer;
  		__entry->lower_layer		= low_layer;
  		__entry->address		= address;
  		__entry->grain_bits		= grain_bits;
  		__entry->syndrome		= syndrome;
  		__assign_str(driver_detail, driver_detail);
  	),
  
  	TP_printk("%d %s error%s:%s%s on %s (mc:%d location:%d:%d:%d address:0x%08lx grain:%d syndrome:0x%08lx%s%s)",
  		  __entry->error_count,
  		  mc_event_error_type(__entry->error_type),
  		  __entry->error_count > 1 ? "s" : "",
  		  ((char *)__get_str(msg))[0] ? " " : "",
  		  __get_str(msg),
  		  __get_str(label),
  		  __entry->mc_index,
  		  __entry->top_layer,
  		  __entry->middle_layer,
  		  __entry->lower_layer,
  		  __entry->address,
  		  1 << __entry->grain_bits,
  		  __entry->syndrome,
  		  ((char *)__get_str(driver_detail))[0] ? " " : "",
  		  __get_str(driver_detail))
  );
  
  #endif /* _TRACE_HW_EVENT_MC_H */
  
  /* This part must be outside protection */
  #include <trace/define_trace.h>