 846fc70986
			
		
	
	
	846fc70986
	
	
	
		
			
			In PCIe r1.0, sec 5.10.2, bit 0 of the Uncorrectable Error Status, Mask, and Severity Registers was for "Training Error." In PCIe r1.1, sec 7.10.2, bit 0 was redefined to be "Undefined." Rename PCI_ERR_UNC_TRAIN to PCI_ERR_UNC_UND to reflect this change. No functional change. [bhelgaas: changelog] Signed-off-by: Chen, Gong <gong.chen@linux.intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
		
			
				
	
	
		
			238 lines
		
	
	
	
		
			6.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			238 lines
		
	
	
	
		
			6.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #undef TRACE_SYSTEM
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| #define TRACE_SYSTEM ras
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| #define TRACE_INCLUDE_FILE ras_event
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| 
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| #if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ)
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| #define _TRACE_HW_EVENT_MC_H
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| 
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| #include <linux/tracepoint.h>
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| #include <linux/edac.h>
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| #include <linux/ktime.h>
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| #include <linux/pci.h>
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| #include <linux/aer.h>
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| #include <linux/cper.h>
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| 
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| /*
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|  * MCE Extended Error Log trace event
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|  *
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|  * These events are generated when hardware detects a corrected or
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|  * uncorrected event.
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|  */
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| 
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| /* memory trace event */
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| 
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| #if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE)
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| TRACE_EVENT(extlog_mem_event,
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| 	TP_PROTO(struct cper_sec_mem_err *mem,
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| 		 u32 err_seq,
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| 		 const uuid_le *fru_id,
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| 		 const char *fru_text,
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| 		 u8 sev),
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| 
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| 	TP_ARGS(mem, err_seq, fru_id, fru_text, sev),
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| 
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| 	TP_STRUCT__entry(
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| 		__field(u32, err_seq)
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| 		__field(u8, etype)
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| 		__field(u8, sev)
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| 		__field(u64, pa)
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| 		__field(u8, pa_mask_lsb)
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| 		__field_struct(uuid_le, fru_id)
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| 		__string(fru_text, fru_text)
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| 		__field_struct(struct cper_mem_err_compact, data)
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| 	),
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| 
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| 	TP_fast_assign(
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| 		__entry->err_seq = err_seq;
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| 		if (mem->validation_bits & CPER_MEM_VALID_ERROR_TYPE)
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| 			__entry->etype = mem->error_type;
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| 		else
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| 			__entry->etype = ~0;
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| 		__entry->sev = sev;
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| 		if (mem->validation_bits & CPER_MEM_VALID_PA)
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| 			__entry->pa = mem->physical_addr;
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| 		else
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| 			__entry->pa = ~0ull;
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| 
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| 		if (mem->validation_bits & CPER_MEM_VALID_PA_MASK)
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| 			__entry->pa_mask_lsb = (u8)__ffs64(mem->physical_addr_mask);
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| 		else
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| 			__entry->pa_mask_lsb = ~0;
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| 		__entry->fru_id = *fru_id;
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| 		__assign_str(fru_text, fru_text);
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| 		cper_mem_err_pack(mem, &__entry->data);
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| 	),
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| 
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| 	TP_printk("{%d} %s error: %s physical addr: %016llx (mask lsb: %x) %sFRU: %pUl %.20s",
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| 		  __entry->err_seq,
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| 		  cper_severity_str(__entry->sev),
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| 		  cper_mem_err_type_str(__entry->etype),
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| 		  __entry->pa,
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| 		  __entry->pa_mask_lsb,
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| 		  cper_mem_err_unpack(p, &__entry->data),
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| 		  &__entry->fru_id,
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| 		  __get_str(fru_text))
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| );
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| #endif
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| 
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| /*
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|  * Hardware Events Report
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|  *
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|  * Those events are generated when hardware detected a corrected or
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|  * uncorrected event, and are meant to replace the current API to report
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|  * errors defined on both EDAC and MCE subsystems.
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|  *
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|  * FIXME: Add events for handling memory errors originated from the
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|  *        MCE subsystem.
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|  */
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| 
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| /*
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|  * Hardware-independent Memory Controller specific events
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|  */
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| 
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| /*
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|  * Default error mechanisms for Memory Controller errors (CE and UE)
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|  */
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| TRACE_EVENT(mc_event,
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| 
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| 	TP_PROTO(const unsigned int err_type,
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| 		 const char *error_msg,
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| 		 const char *label,
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| 		 const int error_count,
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| 		 const u8 mc_index,
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| 		 const s8 top_layer,
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| 		 const s8 mid_layer,
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| 		 const s8 low_layer,
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| 		 unsigned long address,
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| 		 const u8 grain_bits,
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| 		 unsigned long syndrome,
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| 		 const char *driver_detail),
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| 
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| 	TP_ARGS(err_type, error_msg, label, error_count, mc_index,
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| 		top_layer, mid_layer, low_layer, address, grain_bits,
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| 		syndrome, driver_detail),
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| 
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| 	TP_STRUCT__entry(
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| 		__field(	unsigned int,	error_type		)
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| 		__string(	msg,		error_msg		)
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| 		__string(	label,		label			)
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| 		__field(	u16,		error_count		)
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| 		__field(	u8,		mc_index		)
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| 		__field(	s8,		top_layer		)
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| 		__field(	s8,		middle_layer		)
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| 		__field(	s8,		lower_layer		)
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| 		__field(	long,		address			)
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| 		__field(	u8,		grain_bits		)
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| 		__field(	long,		syndrome		)
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| 		__string(	driver_detail,	driver_detail		)
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| 	),
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| 
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| 	TP_fast_assign(
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| 		__entry->error_type		= err_type;
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| 		__assign_str(msg, error_msg);
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| 		__assign_str(label, label);
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| 		__entry->error_count		= error_count;
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| 		__entry->mc_index		= mc_index;
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| 		__entry->top_layer		= top_layer;
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| 		__entry->middle_layer		= mid_layer;
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| 		__entry->lower_layer		= low_layer;
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| 		__entry->address		= address;
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| 		__entry->grain_bits		= grain_bits;
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| 		__entry->syndrome		= syndrome;
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| 		__assign_str(driver_detail, driver_detail);
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| 	),
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| 
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| 	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)",
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| 		  __entry->error_count,
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| 		  mc_event_error_type(__entry->error_type),
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| 		  __entry->error_count > 1 ? "s" : "",
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| 		  ((char *)__get_str(msg))[0] ? " " : "",
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| 		  __get_str(msg),
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| 		  __get_str(label),
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| 		  __entry->mc_index,
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| 		  __entry->top_layer,
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| 		  __entry->middle_layer,
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| 		  __entry->lower_layer,
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| 		  __entry->address,
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| 		  1 << __entry->grain_bits,
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| 		  __entry->syndrome,
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| 		  ((char *)__get_str(driver_detail))[0] ? " " : "",
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| 		  __get_str(driver_detail))
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| );
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| 
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| /*
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|  * PCIe AER Trace event
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|  *
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|  * These events are generated when hardware detects a corrected or
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|  * uncorrected event on a PCIe device. The event report has
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|  * the following structure:
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|  *
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|  * char * dev_name -	The name of the slot where the device resides
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|  *			([domain:]bus:device.function).
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|  * u32 status -		Either the correctable or uncorrectable register
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|  *			indicating what error or errors have been seen
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|  * u8 severity -	error severity 0:NONFATAL 1:FATAL 2:CORRECTED
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|  */
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| 
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| #define aer_correctable_errors					\
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| 	{PCI_ERR_COR_RCVR,	"Receiver Error"},		\
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| 	{PCI_ERR_COR_BAD_TLP,	"Bad TLP"},			\
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| 	{PCI_ERR_COR_BAD_DLLP,	"Bad DLLP"},			\
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| 	{PCI_ERR_COR_REP_ROLL,	"RELAY_NUM Rollover"},		\
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| 	{PCI_ERR_COR_REP_TIMER,	"Replay Timer Timeout"},	\
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| 	{PCI_ERR_COR_ADV_NFAT,	"Advisory Non-Fatal Error"},	\
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| 	{PCI_ERR_COR_INTERNAL,	"Corrected Internal Error"},	\
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| 	{PCI_ERR_COR_LOG_OVER,	"Header Log Overflow"}
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| 
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| #define aer_uncorrectable_errors				\
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| 	{PCI_ERR_UNC_UND,	"Undefined"},			\
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| 	{PCI_ERR_UNC_DLP,	"Data Link Protocol Error"},	\
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| 	{PCI_ERR_UNC_SURPDN,	"Surprise Down Error"},		\
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| 	{PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"},		\
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| 	{PCI_ERR_UNC_FCP,	"Flow Control Protocol Error"},	\
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| 	{PCI_ERR_UNC_COMP_TIME,	"Completion Timeout"},		\
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| 	{PCI_ERR_UNC_COMP_ABORT,"Completer Abort"},		\
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| 	{PCI_ERR_UNC_UNX_COMP,	"Unexpected Completion"},	\
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| 	{PCI_ERR_UNC_RX_OVER,	"Receiver Overflow"},		\
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| 	{PCI_ERR_UNC_MALF_TLP,	"Malformed TLP"},		\
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| 	{PCI_ERR_UNC_ECRC,	"ECRC Error"},			\
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| 	{PCI_ERR_UNC_UNSUP,	"Unsupported Request Error"},	\
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| 	{PCI_ERR_UNC_ACSV,	"ACS Violation"},		\
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| 	{PCI_ERR_UNC_INTN,	"Uncorrectable Internal Error"},\
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| 	{PCI_ERR_UNC_MCBTLP,	"MC Blocked TLP"},		\
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| 	{PCI_ERR_UNC_ATOMEG,	"AtomicOp Egress Blocked"},	\
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| 	{PCI_ERR_UNC_TLPPRE,	"TLP Prefix Blocked Error"}
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| 
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| TRACE_EVENT(aer_event,
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| 	TP_PROTO(const char *dev_name,
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| 		 const u32 status,
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| 		 const u8 severity),
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| 
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| 	TP_ARGS(dev_name, status, severity),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(	dev_name,	dev_name	)
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| 		__field(	u32,		status		)
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| 		__field(	u8,		severity	)
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| 	),
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| 
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| 	TP_fast_assign(
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| 		__assign_str(dev_name, dev_name);
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| 		__entry->status		= status;
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| 		__entry->severity	= severity;
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| 	),
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| 
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| 	TP_printk("%s PCIe Bus Error: severity=%s, %s\n",
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| 		__get_str(dev_name),
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| 		__entry->severity == AER_CORRECTABLE ? "Corrected" :
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| 			__entry->severity == AER_FATAL ?
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| 			"Fatal" : "Uncorrected, non-fatal",
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| 		__entry->severity == AER_CORRECTABLE ?
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| 		__print_flags(__entry->status, "|", aer_correctable_errors) :
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| 		__print_flags(__entry->status, "|", aer_uncorrectable_errors))
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| );
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| 
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| #endif /* _TRACE_HW_EVENT_MC_H */
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| 
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| /* This part must be outside protection */
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| #include <trace/define_trace.h>
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