summaryrefslogtreecommitdiffstats
path: root/include/ras/ras_event.h
blob: 0f04a9755d1e808c8ae6f23bc380272c74507bae (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
#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>
#include <linux/pci.h>
#include <linux/aer.h>
#include <linux/cper.h>

/*
 * MCE Extended Error Log trace event
 *
 * These events are generated when hardware detects a corrected or
 * uncorrected event.
 */

/* memory trace event */

#if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE)
TRACE_EVENT(extlog_mem_event,
	TP_PROTO(struct cper_sec_mem_err *mem,
		 u32 err_seq,
		 const uuid_le *fru_id,
		 const char *fru_text,
		 u8 sev),

	TP_ARGS(mem, err_seq, fru_id, fru_text, sev),

	TP_STRUCT__entry(
		__field(u32, err_seq)
		__field(u8, etype)
		__field(u8, sev)
		__field(u64, pa)
		__field(u8, pa_mask_lsb)
		__field_struct(uuid_le, fru_id)
		__string(fru_text, fru_text)
		__field_struct(struct cper_mem_err_compact, data)
	),

	TP_fast_assign(
		__entry->err_seq = err_seq;
		if (mem->validation_bits & CPER_MEM_VALID_ERROR_TYPE)
			__entry->etype = mem->error_type;
		else
			__entry->etype = ~0;
		__entry->sev = sev;
		if (mem->validation_bits & CPER_MEM_VALID_PA)
			__entry->pa = mem->physical_addr;
		else
			__entry->pa = ~0ull;

		if (mem->validation_bits & CPER_MEM_VALID_PA_MASK)
			__entry->pa_mask_lsb = (u8)__ffs64(mem->physical_addr_mask);
		else
			__entry->pa_mask_lsb = ~0;
		__entry->fru_id = *fru_id;
		__assign_str(fru_text, fru_text);
		cper_mem_err_pack(mem, &__entry->data);
	),

	TP_printk("{%d} %s error: %s physical addr: %016llx (mask lsb: %x) %sFRU: %pUl %.20s",
		  __entry->err_seq,
		  cper_severity_str(__entry->sev),
		  cper_mem_err_type_str(__entry->etype),
		  __entry->pa,
		  __entry->pa_mask_lsb,
		  cper_mem_err_unpack(p, &__entry->data),
		  &__entry->fru_id,
		  __get_str(fru_text))
);
#endif

/*
 * 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))
);

/*
 * PCIe AER Trace event
 *
 * These events are generated when hardware detects a corrected or
 * uncorrected event on a PCIe device. The event report has
 * the following structure:
 *
 * char * dev_name -	The name of the slot where the device resides
 *			([domain:]bus:device.function).
 * u32 status -		Either the correctable or uncorrectable register
 *			indicating what error or errors have been seen
 * u8 severity -	error severity 0:NONFATAL 1:FATAL 2:CORRECTED
 */

#define aer_correctable_errors					\
	{PCI_ERR_COR_RCVR,	"Receiver Error"},		\
	{PCI_ERR_COR_BAD_TLP,	"Bad TLP"},			\
	{PCI_ERR_COR_BAD_DLLP,	"Bad DLLP"},			\
	{PCI_ERR_COR_REP_ROLL,	"RELAY_NUM Rollover"},		\
	{PCI_ERR_COR_REP_TIMER,	"Replay Timer Timeout"},	\
	{PCI_ERR_COR_ADV_NFAT,	"Advisory Non-Fatal Error"},	\
	{PCI_ERR_COR_INTERNAL,	"Corrected Internal Error"},	\
	{PCI_ERR_COR_LOG_OVER,	"Header Log Overflow"}

#define aer_uncorrectable_errors				\
	{PCI_ERR_UNC_TRAIN,	"Undefined"},			\
	{PCI_ERR_UNC_DLP,	"Data Link Protocol Error"},	\
	{PCI_ERR_UNC_SURPDN,	"Surprise Down Error"},		\
	{PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"},		\
	{PCI_ERR_UNC_FCP,	"Flow Control Protocol Error"},	\
	{PCI_ERR_UNC_COMP_TIME,	"Completion Timeout"},		\
	{PCI_ERR_UNC_COMP_ABORT,"Completer Abort"},		\
	{PCI_ERR_UNC_UNX_COMP,	"Unexpected Completion"},	\
	{PCI_ERR_UNC_RX_OVER,	"Receiver Overflow"},		\
	{PCI_ERR_UNC_MALF_TLP,	"Malformed TLP"},		\
	{PCI_ERR_UNC_ECRC,	"ECRC Error"},			\
	{PCI_ERR_UNC_UNSUP,	"Unsupported Request Error"},	\
	{PCI_ERR_UNC_ACSV,	"ACS Violation"},		\
	{PCI_ERR_UNC_INTN,	"Uncorrectable Internal Error"},\
	{PCI_ERR_UNC_MCBTLP,	"MC Blocked TLP"},		\
	{PCI_ERR_UNC_ATOMEG,	"AtomicOp Egress Blocked"},	\
	{PCI_ERR_UNC_TLPPRE,	"TLP Prefix Blocked Error"}

TRACE_EVENT(aer_event,
	TP_PROTO(const char *dev_name,
		 const u32 status,
		 const u8 severity),

	TP_ARGS(dev_name, status, severity),

	TP_STRUCT__entry(
		__string(	dev_name,	dev_name	)
		__field(	u32,		status		)
		__field(	u8,		severity	)
	),

	TP_fast_assign(
		__assign_str(dev_name, dev_name);
		__entry->status		= status;
		__entry->severity	= severity;
	),

	TP_printk("%s PCIe Bus Error: severity=%s, %s\n",
		__get_str(dev_name),
		__entry->severity == AER_CORRECTABLE ? "Corrected" :
			__entry->severity == AER_FATAL ?
			"Fatal" : "Uncorrected, non-fatal",
		__entry->severity == AER_CORRECTABLE ?
		__print_flags(__entry->status, "|", aer_correctable_errors) :
		__print_flags(__entry->status, "|", aer_uncorrectable_errors))
);

#endif /* _TRACE_HW_EVENT_MC_H */

/* This part must be outside protection */
#include <trace/define_trace.h>