ras_event.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2#undef TRACE_SYSTEM
  3#define TRACE_SYSTEM ras
  4#define TRACE_INCLUDE_FILE ras_event
  5
  6#if !defined(_TRACE_HW_EVENT_MC_H) || defined(TRACE_HEADER_MULTI_READ)
  7#define _TRACE_HW_EVENT_MC_H
  8
  9#include <linux/tracepoint.h>
 10#include <linux/edac.h>
 11#include <linux/ktime.h>
 12#include <linux/pci.h>
 13#include <linux/aer.h>
 14#include <linux/cper.h>
 15
 16/*
 17 * MCE Extended Error Log trace event
 18 *
 19 * These events are generated when hardware detects a corrected or
 20 * uncorrected event.
 21 */
 22
 23/* memory trace event */
 24
 25#if defined(CONFIG_ACPI_EXTLOG) || defined(CONFIG_ACPI_EXTLOG_MODULE)
 26TRACE_EVENT(extlog_mem_event,
 27	TP_PROTO(struct cper_sec_mem_err *mem,
 28		 u32 err_seq,
 29		 const guid_t *fru_id,
 30		 const char *fru_text,
 31		 u8 sev),
 32
 33	TP_ARGS(mem, err_seq, fru_id, fru_text, sev),
 34
 35	TP_STRUCT__entry(
 36		__field(u32, err_seq)
 37		__field(u8, etype)
 38		__field(u8, sev)
 39		__field(u64, pa)
 40		__field(u8, pa_mask_lsb)
 41		__field_struct(guid_t, fru_id)
 42		__string(fru_text, fru_text)
 43		__field_struct(struct cper_mem_err_compact, data)
 44	),
 45
 46	TP_fast_assign(
 47		__entry->err_seq = err_seq;
 48		if (mem->validation_bits & CPER_MEM_VALID_ERROR_TYPE)
 49			__entry->etype = mem->error_type;
 50		else
 51			__entry->etype = ~0;
 52		__entry->sev = sev;
 53		if (mem->validation_bits & CPER_MEM_VALID_PA)
 54			__entry->pa = mem->physical_addr;
 55		else
 56			__entry->pa = ~0ull;
 57
 58		if (mem->validation_bits & CPER_MEM_VALID_PA_MASK)
 59			__entry->pa_mask_lsb = (u8)__ffs64(mem->physical_addr_mask);
 60		else
 61			__entry->pa_mask_lsb = ~0;
 62		__entry->fru_id = *fru_id;
 63		__assign_str(fru_text);
 64		cper_mem_err_pack(mem, &__entry->data);
 65	),
 66
 67	TP_printk("{%d} %s error: %s physical addr: %016llx (mask lsb: %x) %sFRU: %pUl %.20s",
 68		  __entry->err_seq,
 69		  cper_severity_str(__entry->sev),
 70		  cper_mem_err_type_str(__entry->etype),
 71		  __entry->pa,
 72		  __entry->pa_mask_lsb,
 73		  cper_mem_err_unpack(p, &__entry->data),
 74		  &__entry->fru_id,
 75		  __get_str(fru_text))
 76);
 77#endif
 78
 79/*
 80 * Hardware Events Report
 81 *
 82 * Those events are generated when hardware detected a corrected or
 83 * uncorrected event, and are meant to replace the current API to report
 84 * errors defined on both EDAC and MCE subsystems.
 85 *
 86 * FIXME: Add events for handling memory errors originated from the
 87 *        MCE subsystem.
 88 */
 89
 90/*
 91 * Hardware-independent Memory Controller specific events
 92 */
 93
 94/*
 95 * Default error mechanisms for Memory Controller errors (CE and UE)
 96 */
 97TRACE_EVENT(mc_event,
 98
 99	TP_PROTO(const unsigned int err_type,
100		 const char *error_msg,
101		 const char *label,
102		 const int error_count,
103		 const u8 mc_index,
104		 const s8 top_layer,
105		 const s8 mid_layer,
106		 const s8 low_layer,
107		 unsigned long address,
108		 const u8 grain_bits,
109		 unsigned long syndrome,
110		 const char *driver_detail),
111
112	TP_ARGS(err_type, error_msg, label, error_count, mc_index,
113		top_layer, mid_layer, low_layer, address, grain_bits,
114		syndrome, driver_detail),
115
116	TP_STRUCT__entry(
117		__field(	unsigned int,	error_type		)
118		__string(	msg,		error_msg		)
119		__string(	label,		label			)
120		__field(	u16,		error_count		)
121		__field(	u8,		mc_index		)
122		__field(	s8,		top_layer		)
123		__field(	s8,		middle_layer		)
124		__field(	s8,		lower_layer		)
125		__field(	long,		address			)
126		__field(	u8,		grain_bits		)
127		__field(	long,		syndrome		)
128		__string(	driver_detail,	driver_detail		)
129	),
130
131	TP_fast_assign(
132		__entry->error_type		= err_type;
133		__assign_str(msg);
134		__assign_str(label);
135		__entry->error_count		= error_count;
136		__entry->mc_index		= mc_index;
137		__entry->top_layer		= top_layer;
138		__entry->middle_layer		= mid_layer;
139		__entry->lower_layer		= low_layer;
140		__entry->address		= address;
141		__entry->grain_bits		= grain_bits;
142		__entry->syndrome		= syndrome;
143		__assign_str(driver_detail);
144	),
145
146	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)",
147		  __entry->error_count,
148		  mc_event_error_type(__entry->error_type),
149		  __entry->error_count > 1 ? "s" : "",
150		  __get_str(msg)[0] ? " " : "",
151		  __get_str(msg),
152		  __get_str(label),
153		  __entry->mc_index,
154		  __entry->top_layer,
155		  __entry->middle_layer,
156		  __entry->lower_layer,
157		  __entry->address,
158		  1 << __entry->grain_bits,
159		  __entry->syndrome,
160		  __get_str(driver_detail)[0] ? " " : "",
161		  __get_str(driver_detail))
162);
163
164/*
165 * ARM Processor Events Report
166 *
167 * This event is generated when hardware detects an ARM processor error
168 * has occurred. UEFI 2.6 spec section N.2.4.4.
169 */
170#define APEIL "ARM Processor Err Info data len"
171#define APEID "ARM Processor Err Info raw data"
172#define APECIL "ARM Processor Err Context Info data len"
173#define APECID "ARM Processor Err Context Info raw data"
174#define VSEIL "Vendor Specific Err Info data len"
175#define VSEID "Vendor Specific Err Info raw data"
176TRACE_EVENT(arm_event,
177
178	TP_PROTO(const struct cper_sec_proc_arm *proc,
179		 const u8 *pei_err,
180		 const u32 pei_len,
181		 const u8 *ctx_err,
182		 const u32 ctx_len,
183		 const u8 *oem,
184		 const u32 oem_len,
185		 u8 sev,
186		 int cpu),
187
188	TP_ARGS(proc, pei_err, pei_len, ctx_err, ctx_len, oem, oem_len, sev, cpu),
189
190	TP_STRUCT__entry(
191		__field(u64, mpidr)
192		__field(u64, midr)
193		__field(u32, running_state)
194		__field(u32, psci_state)
195		__field(u8, affinity)
196		__field(u32, pei_len)
197		__dynamic_array(u8, pei_buf, pei_len)
198		__field(u32, ctx_len)
199		__dynamic_array(u8, ctx_buf, ctx_len)
200		__field(u32, oem_len)
201		__dynamic_array(u8, oem_buf, oem_len)
202		__field(u8, sev)
203		__field(int, cpu)
204	),
205
206	TP_fast_assign(
207		if (proc->validation_bits & CPER_ARM_VALID_AFFINITY_LEVEL)
208			__entry->affinity = proc->affinity_level;
209		else
210			__entry->affinity = ~0;
211		if (proc->validation_bits & CPER_ARM_VALID_MPIDR)
212			__entry->mpidr = proc->mpidr;
213		else
214			__entry->mpidr = 0ULL;
215		__entry->midr = proc->midr;
216		if (proc->validation_bits & CPER_ARM_VALID_RUNNING_STATE) {
217			__entry->running_state = proc->running_state;
218			__entry->psci_state = proc->psci_state;
219		} else {
220			__entry->running_state = ~0;
221			__entry->psci_state = ~0;
222		}
223		__entry->pei_len = pei_len;
224		memcpy(__get_dynamic_array(pei_buf), pei_err, pei_len);
225		__entry->ctx_len = ctx_len;
226		memcpy(__get_dynamic_array(ctx_buf), ctx_err, ctx_len);
227		__entry->oem_len = oem_len;
228		memcpy(__get_dynamic_array(oem_buf), oem, oem_len);
229		__entry->sev = sev;
230		__entry->cpu = cpu;
231	),
232
233	TP_printk("cpu: %d; error: %d; affinity level: %d; MPIDR: %016llx; MIDR: %016llx; "
234		  "running state: %d; PSCI state: %d; "
235		  "%s: %d; %s: %s; %s: %d; %s: %s; %s: %d; %s: %s",
236		  __entry->cpu,
237		  __entry->sev,
238		  __entry->affinity, __entry->mpidr, __entry->midr,
239		  __entry->running_state, __entry->psci_state,
240		  APEIL, __entry->pei_len, APEID,
241		  __print_hex(__get_dynamic_array(pei_buf), __entry->pei_len),
242		  APECIL, __entry->ctx_len, APECID,
243		  __print_hex(__get_dynamic_array(ctx_buf), __entry->ctx_len),
244		  VSEIL, __entry->oem_len, VSEID,
245		  __print_hex(__get_dynamic_array(oem_buf), __entry->oem_len))
246);
247
248/*
249 * Non-Standard Section Report
250 *
251 * This event is generated when hardware detected a hardware
252 * error event, which may be of non-standard section as defined
253 * in UEFI spec appendix "Common Platform Error Record", or may
254 * be of sections for which TRACE_EVENT is not defined.
255 *
256 */
257TRACE_EVENT(non_standard_event,
258
259	TP_PROTO(const guid_t *sec_type,
260		 const guid_t *fru_id,
261		 const char *fru_text,
262		 const u8 sev,
263		 const u8 *err,
264		 const u32 len),
265
266	TP_ARGS(sec_type, fru_id, fru_text, sev, err, len),
267
268	TP_STRUCT__entry(
269		__array(char, sec_type, UUID_SIZE)
270		__array(char, fru_id, UUID_SIZE)
271		__string(fru_text, fru_text)
272		__field(u8, sev)
273		__field(u32, len)
274		__dynamic_array(u8, buf, len)
275	),
276
277	TP_fast_assign(
278		memcpy(__entry->sec_type, sec_type, UUID_SIZE);
279		memcpy(__entry->fru_id, fru_id, UUID_SIZE);
280		__assign_str(fru_text);
281		__entry->sev = sev;
282		__entry->len = len;
283		memcpy(__get_dynamic_array(buf), err, len);
284	),
285
286	TP_printk("severity: %d; sec type:%pU; FRU: %pU %s; data len:%d; raw data:%s",
287		  __entry->sev, __entry->sec_type,
288		  __entry->fru_id, __get_str(fru_text),
289		  __entry->len,
290		  __print_hex(__get_dynamic_array(buf), __entry->len))
291);
292
293#ifdef CONFIG_PCIEAER
294/*
295 * PCIe AER Trace event
296 *
297 * These events are generated when hardware detects a corrected or
298 * uncorrected event on a PCIe device. The event report has
299 * the following structure:
300 *
301 * char * dev_name -	The name of the slot where the device resides
302 *			([domain:]bus:device.function).
303 * u32 status -		Either the correctable or uncorrectable register
304 *			indicating what error or errors have been seen
305 * u8 severity -	error severity 0:NONFATAL 1:FATAL 2:CORRECTED
306 */
307
308#define aer_correctable_errors					\
309	{PCI_ERR_COR_RCVR,	"Receiver Error"},		\
310	{PCI_ERR_COR_BAD_TLP,	"Bad TLP"},			\
311	{PCI_ERR_COR_BAD_DLLP,	"Bad DLLP"},			\
312	{PCI_ERR_COR_REP_ROLL,	"RELAY_NUM Rollover"},		\
313	{PCI_ERR_COR_REP_TIMER,	"Replay Timer Timeout"},	\
314	{PCI_ERR_COR_ADV_NFAT,	"Advisory Non-Fatal Error"},	\
315	{PCI_ERR_COR_INTERNAL,	"Corrected Internal Error"},	\
316	{PCI_ERR_COR_LOG_OVER,	"Header Log Overflow"}
317
318#define aer_uncorrectable_errors				\
319	{PCI_ERR_UNC_UND,	"Undefined"},			\
320	{PCI_ERR_UNC_DLP,	"Data Link Protocol Error"},	\
321	{PCI_ERR_UNC_SURPDN,	"Surprise Down Error"},		\
322	{PCI_ERR_UNC_POISON_TLP,"Poisoned TLP"},		\
323	{PCI_ERR_UNC_FCP,	"Flow Control Protocol Error"},	\
324	{PCI_ERR_UNC_COMP_TIME,	"Completion Timeout"},		\
325	{PCI_ERR_UNC_COMP_ABORT,"Completer Abort"},		\
326	{PCI_ERR_UNC_UNX_COMP,	"Unexpected Completion"},	\
327	{PCI_ERR_UNC_RX_OVER,	"Receiver Overflow"},		\
328	{PCI_ERR_UNC_MALF_TLP,	"Malformed TLP"},		\
329	{PCI_ERR_UNC_ECRC,	"ECRC Error"},			\
330	{PCI_ERR_UNC_UNSUP,	"Unsupported Request Error"},	\
331	{PCI_ERR_UNC_ACSV,	"ACS Violation"},		\
332	{PCI_ERR_UNC_INTN,	"Uncorrectable Internal Error"},\
333	{PCI_ERR_UNC_MCBTLP,	"MC Blocked TLP"},		\
334	{PCI_ERR_UNC_ATOMEG,	"AtomicOp Egress Blocked"},	\
335	{PCI_ERR_UNC_TLPPRE,	"TLP Prefix Blocked Error"}
336
337TRACE_EVENT(aer_event,
338	TP_PROTO(const char *dev_name,
339		 const u32 status,
340		 const u8 severity,
341		 const u8 tlp_header_valid,
342		 struct pcie_tlp_log *tlp),
343
344	TP_ARGS(dev_name, status, severity, tlp_header_valid, tlp),
345
346	TP_STRUCT__entry(
347		__string(	dev_name,	dev_name	)
348		__field(	u32,		status		)
349		__field(	u8,		severity	)
350		__field(	u8, 		tlp_header_valid)
351		__array(	u32, 		tlp_header, PCIE_STD_MAX_TLP_HEADERLOG)
352	),
353
354	TP_fast_assign(
355		__assign_str(dev_name);
356		__entry->status		= status;
357		__entry->severity	= severity;
358		__entry->tlp_header_valid = tlp_header_valid;
359		if (tlp_header_valid) {
360			int i;
361
362			for (i = 0; i < PCIE_STD_MAX_TLP_HEADERLOG; i++)
363				__entry->tlp_header[i] = tlp->dw[i];
364		}
365	),
366
367	TP_printk("%s PCIe Bus Error: severity=%s, %s, TLP Header=%s\n",
368		__get_str(dev_name),
369		__entry->severity == AER_CORRECTABLE ? "Corrected" :
370			__entry->severity == AER_FATAL ?
371			"Fatal" : "Uncorrected, non-fatal",
372		__entry->severity == AER_CORRECTABLE ?
373		__print_flags(__entry->status, "|", aer_correctable_errors) :
374		__print_flags(__entry->status, "|", aer_uncorrectable_errors),
375		__entry->tlp_header_valid ?
376			__print_array(__entry->tlp_header, PCIE_STD_MAX_TLP_HEADERLOG, 4) :
377			"Not available")
378);
379#endif /* CONFIG_PCIEAER */
380#endif /* _TRACE_HW_EVENT_MC_H */
381
382/* This part must be outside protection */
383#include <trace/define_trace.h>