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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c 
 kernel/include/linux/cper.h
....@@ -1,21 +1,9 @@
1
+/* SPDX-License-Identifier: GPL-2.0-only */
12 /*
23  * UEFI Common Platform Error Record
34  *
45  * Copyright (C) 2010, Intel Corp.
56  *	Author: Huang Ying <ying.huang@intel.com>
6
- *
7
- * This program is free software; you can redistribute it and/or
8
- * modify it under the terms of the GNU General Public License version
9
- * 2 as published by the Free Software Foundation.
10
- *
11
- * This program is distributed in the hope that it will be useful,
12
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
13
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
- * GNU General Public License for more details.
15
- *
16
- * You should have received a copy of the GNU General Public License
17
- * along with this program; if not, write to the Free Software
18
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
197  */
208 
219 #ifndef LINUX_CPER_H
....@@ -44,7 +32,7 @@
4432  */
4533 #define CPER_REC_LEN					256
4634 /*
47
- * Severity difinition for error_severity in struct cper_record_header
35
+ * Severity definition for error_severity in struct cper_record_header
4836  * and section_severity in struct cper_section_descriptor
4937  */
5038 enum {
....@@ -55,24 +43,21 @@
5543 };
5644 
5745 /*
58
- * Validation bits difinition for validation_bits in struct
46
+ * Validation bits definition for validation_bits in struct
5947  * cper_record_header. If set, corresponding fields in struct
6048  * cper_record_header contain valid information.
61
- *
62
- * corresponds platform_id
6349  */
6450 #define CPER_VALID_PLATFORM_ID			0x0001
65
-/* corresponds timestamp */
6651 #define CPER_VALID_TIMESTAMP			0x0002
67
-/* corresponds partition_id */
6852 #define CPER_VALID_PARTITION_ID			0x0004
6953 
7054 /*
7155  * Notification type used to generate error record, used in
72
- * notification_type in struct cper_record_header
73
- *
74
- * Corrected Machine Check
56
+ * notification_type in struct cper_record_header.  These UUIDs are defined
57
+ * in the UEFI spec v2.7, sec N.2.1.
7558  */
59
+
60
+/* Corrected Machine Check */
7661 #define CPER_NOTIFY_CMC							\
7762 	GUID_INIT(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4,	\
7863 		  0xEB, 0xD4, 0xF8, 0x90)
....@@ -122,14 +107,11 @@
122107 #define CPER_SEC_REV				0x0100
123108 
124109 /*
125
- * Validation bits difinition for validation_bits in struct
110
+ * Validation bits definition for validation_bits in struct
126111  * cper_section_descriptor. If set, corresponding fields in struct
127112  * cper_section_descriptor contain valid information.
128
- *
129
- * corresponds fru_id
130113  */
131114 #define CPER_SEC_VALID_FRU_ID			0x1
132
-/* corresponds fru_text */
133115 #define CPER_SEC_VALID_FRU_TEXT			0x2
134116 
135117 /*
....@@ -165,10 +147,11 @@
165147 
166148 /*
167149  * Section type definitions, used in section_type field in struct
168
- * cper_section_descriptor
169
- *
170
- * Processor Generic
150
+ * cper_section_descriptor.  These UUIDs are defined in the UEFI spec
151
+ * v2.7, sec N.2.2.
171152  */
153
+
154
+/* Processor Generic */
172155 #define CPER_SEC_PROC_GENERIC						\
173156 	GUID_INIT(0x9876CCAD, 0x47B4, 0x4bdb, 0xB6, 0x5E, 0x16, 0xF1,	\
174157 		  0x93, 0xC4, 0xF3, 0xDB)
....@@ -247,6 +230,18 @@
247230 #define CPER_MEM_VALID_RANK_NUMBER		0x8000
248231 #define CPER_MEM_VALID_CARD_HANDLE		0x10000
249232 #define CPER_MEM_VALID_MODULE_HANDLE		0x20000
233
+#define CPER_MEM_VALID_ROW_EXT			0x40000
234
+#define CPER_MEM_VALID_BANK_GROUP		0x80000
235
+#define CPER_MEM_VALID_BANK_ADDRESS		0x100000
236
+#define CPER_MEM_VALID_CHIP_ID			0x200000
237
+
238
+#define CPER_MEM_EXT_ROW_MASK			0x3
239
+#define CPER_MEM_EXT_ROW_SHIFT			16
240
+
241
+#define CPER_MEM_BANK_ADDRESS_MASK		0xff
242
+#define CPER_MEM_BANK_GROUP_SHIFT		8
243
+
244
+#define CPER_MEM_CHIP_ID_SHIFT			5
250245 
251246 #define CPER_PCIE_VALID_PORT_TYPE		0x0001
252247 #define CPER_PCIE_VALID_VERSION			0x0002
....@@ -325,220 +320,240 @@
325320  */
326321 #pragma pack(1)
327322 
323
+/* Record Header, UEFI v2.7 sec N.2.1 */
328324 struct cper_record_header {
329325 	char	signature[CPER_SIG_SIZE];	/* must be CPER_SIG_RECORD */
330
-	__u16	revision;			/* must be CPER_RECORD_REV */
331
-	__u32	signature_end;			/* must be CPER_SIG_END */
332
-	__u16	section_count;
333
-	__u32	error_severity;
334
-	__u32	validation_bits;
335
-	__u32	record_length;
336
-	__u64	timestamp;
326
+	u16	revision;			/* must be CPER_RECORD_REV */
327
+	u32	signature_end;			/* must be CPER_SIG_END */
328
+	u16	section_count;
329
+	u32	error_severity;
330
+	u32	validation_bits;
331
+	u32	record_length;
332
+	u64	timestamp;
337333 	guid_t	platform_id;
338334 	guid_t	partition_id;
339335 	guid_t	creator_id;
340336 	guid_t	notification_type;
341
-	__u64	record_id;
342
-	__u32	flags;
343
-	__u64	persistence_information;
344
-	__u8	reserved[12];			/* must be zero */
337
+	u64	record_id;
338
+	u32	flags;
339
+	u64	persistence_information;
340
+	u8	reserved[12];			/* must be zero */
345341 };
346342 
343
+/* Section Descriptor, UEFI v2.7 sec N.2.2 */
347344 struct cper_section_descriptor {
348
-	__u32	section_offset;		/* Offset in bytes of the
345
+	u32	section_offset;		/* Offset in bytes of the
349346 					 *  section body from the base
350347 					 *  of the record header */
351
-	__u32	section_length;
352
-	__u16	revision;		/* must be CPER_RECORD_REV */
353
-	__u8	validation_bits;
354
-	__u8	reserved;		/* must be zero */
355
-	__u32	flags;
348
+	u32	section_length;
349
+	u16	revision;		/* must be CPER_RECORD_REV */
350
+	u8	validation_bits;
351
+	u8	reserved;		/* must be zero */
352
+	u32	flags;
356353 	guid_t	section_type;
357354 	guid_t	fru_id;
358
-	__u32	section_severity;
359
-	__u8	fru_text[20];
355
+	u32	section_severity;
356
+	u8	fru_text[20];
360357 };
361358 
362
-/* Generic Processor Error Section */
359
+/* Generic Processor Error Section, UEFI v2.7 sec N.2.4.1 */
363360 struct cper_sec_proc_generic {
364
-	__u64	validation_bits;
365
-	__u8	proc_type;
366
-	__u8	proc_isa;
367
-	__u8	proc_error_type;
368
-	__u8	operation;
369
-	__u8	flags;
370
-	__u8	level;
371
-	__u16	reserved;
372
-	__u64	cpu_version;
361
+	u64	validation_bits;
362
+	u8	proc_type;
363
+	u8	proc_isa;
364
+	u8	proc_error_type;
365
+	u8	operation;
366
+	u8	flags;
367
+	u8	level;
368
+	u16	reserved;
369
+	u64	cpu_version;
373370 	char	cpu_brand[128];
374
-	__u64	proc_id;
375
-	__u64	target_addr;
376
-	__u64	requestor_id;
377
-	__u64	responder_id;
378
-	__u64	ip;
371
+	u64	proc_id;
372
+	u64	target_addr;
373
+	u64	requestor_id;
374
+	u64	responder_id;
375
+	u64	ip;
379376 };
380377 
381
-/* IA32/X64 Processor Error Section */
378
+/* IA32/X64 Processor Error Section, UEFI v2.7 sec N.2.4.2 */
382379 struct cper_sec_proc_ia {
383
-	__u64	validation_bits;
384
-	__u64	lapic_id;
385
-	__u8	cpuid[48];
380
+	u64	validation_bits;
381
+	u64	lapic_id;
382
+	u8	cpuid[48];
386383 };
387384 
388
-/* IA32/X64 Processor Error Information Structure */
385
+/* IA32/X64 Processor Error Information Structure, UEFI v2.7 sec N.2.4.2.1 */
389386 struct cper_ia_err_info {
390387 	guid_t	err_type;
391
-	__u64	validation_bits;
392
-	__u64	check_info;
393
-	__u64	target_id;
394
-	__u64	requestor_id;
395
-	__u64	responder_id;
396
-	__u64	ip;
388
+	u64	validation_bits;
389
+	u64	check_info;
390
+	u64	target_id;
391
+	u64	requestor_id;
392
+	u64	responder_id;
393
+	u64	ip;
397394 };
398395 
399
-/* IA32/X64 Processor Context Information Structure */
396
+/* IA32/X64 Processor Context Information Structure, UEFI v2.7 sec N.2.4.2.2 */
400397 struct cper_ia_proc_ctx {
401
-	__u16	reg_ctx_type;
402
-	__u16	reg_arr_size;
403
-	__u32	msr_addr;
404
-	__u64	mm_reg_addr;
398
+	u16	reg_ctx_type;
399
+	u16	reg_arr_size;
400
+	u32	msr_addr;
401
+	u64	mm_reg_addr;
405402 };
406403 
407
-/* ARM Processor Error Section */
404
+/* ARM Processor Error Section, UEFI v2.7 sec N.2.4.4 */
408405 struct cper_sec_proc_arm {
409
-	__u32	validation_bits;
410
-	__u16	err_info_num;		/* Number of Processor Error Info */
411
-	__u16	context_info_num;	/* Number of Processor Context Info Records*/
412
-	__u32	section_length;
413
-	__u8	affinity_level;
414
-	__u8	reserved[3];		/* must be zero */
415
-	__u64	mpidr;
416
-	__u64	midr;
417
-	__u32	running_state;		/* Bit 0 set - Processor running. PSCI = 0 */
418
-	__u32	psci_state;
406
+	u32	validation_bits;
407
+	u16	err_info_num;		/* Number of Processor Error Info */
408
+	u16	context_info_num;	/* Number of Processor Context Info Records*/
409
+	u32	section_length;
410
+	u8	affinity_level;
411
+	u8	reserved[3];		/* must be zero */
412
+	u64	mpidr;
413
+	u64	midr;
414
+	u32	running_state;		/* Bit 0 set - Processor running. PSCI = 0 */
415
+	u32	psci_state;
419416 };
420417 
421
-/* ARM Processor Error Information Structure */
418
+/* ARM Processor Error Information Structure, UEFI v2.7 sec N.2.4.4.1 */
422419 struct cper_arm_err_info {
423
-	__u8	version;
424
-	__u8	length;
425
-	__u16	validation_bits;
426
-	__u8	type;
427
-	__u16	multiple_error;
428
-	__u8	flags;
429
-	__u64	error_info;
430
-	__u64	virt_fault_addr;
431
-	__u64	physical_fault_addr;
420
+	u8	version;
421
+	u8	length;
422
+	u16	validation_bits;
423
+	u8	type;
424
+	u16	multiple_error;
425
+	u8	flags;
426
+	u64	error_info;
427
+	u64	virt_fault_addr;
428
+	u64	physical_fault_addr;
432429 };
433430 
434
-/* ARM Processor Context Information Structure */
431
+/* ARM Processor Context Information Structure, UEFI v2.7 sec N.2.4.4.2 */
435432 struct cper_arm_ctx_info {
436
-	__u16	version;
437
-	__u16	type;
438
-	__u32	size;
433
+	u16	version;
434
+	u16	type;
435
+	u32	size;
439436 };
440437 
441
-/* Old Memory Error Section UEFI 2.1, 2.2 */
438
+/* Old Memory Error Section, UEFI v2.1, v2.2 */
442439 struct cper_sec_mem_err_old {
443
-	__u64	validation_bits;
444
-	__u64	error_status;
445
-	__u64	physical_addr;
446
-	__u64	physical_addr_mask;
447
-	__u16	node;
448
-	__u16	card;
449
-	__u16	module;
450
-	__u16	bank;
451
-	__u16	device;
452
-	__u16	row;
453
-	__u16	column;
454
-	__u16	bit_pos;
455
-	__u64	requestor_id;
456
-	__u64	responder_id;
457
-	__u64	target_id;
458
-	__u8	error_type;
440
+	u64	validation_bits;
441
+	u64	error_status;
442
+	u64	physical_addr;
443
+	u64	physical_addr_mask;
444
+	u16	node;
445
+	u16	card;
446
+	u16	module;
447
+	u16	bank;
448
+	u16	device;
449
+	u16	row;
450
+	u16	column;
451
+	u16	bit_pos;
452
+	u64	requestor_id;
453
+	u64	responder_id;
454
+	u64	target_id;
455
+	u8	error_type;
459456 };
460457 
461
-/* Memory Error Section UEFI >= 2.3 */
458
+/* Memory Error Section (UEFI >= v2.3), UEFI v2.8 sec N.2.5 */
462459 struct cper_sec_mem_err {
463
-	__u64	validation_bits;
464
-	__u64	error_status;
465
-	__u64	physical_addr;
466
-	__u64	physical_addr_mask;
467
-	__u16	node;
468
-	__u16	card;
469
-	__u16	module;
470
-	__u16	bank;
471
-	__u16	device;
472
-	__u16	row;
473
-	__u16	column;
474
-	__u16	bit_pos;
475
-	__u64	requestor_id;
476
-	__u64	responder_id;
477
-	__u64	target_id;
478
-	__u8	error_type;
479
-	__u8	reserved;
480
-	__u16	rank;
481
-	__u16	mem_array_handle;	/* card handle in UEFI 2.4 */
482
-	__u16	mem_dev_handle;		/* module handle in UEFI 2.4 */
460
+	u64	validation_bits;
461
+	u64	error_status;
462
+	u64	physical_addr;
463
+	u64	physical_addr_mask;
464
+	u16	node;
465
+	u16	card;
466
+	u16	module;
467
+	u16	bank;
468
+	u16	device;
469
+	u16	row;
470
+	u16	column;
471
+	u16	bit_pos;
472
+	u64	requestor_id;
473
+	u64	responder_id;
474
+	u64	target_id;
475
+	u8	error_type;
476
+	u8	extended;
477
+	u16	rank;
478
+	u16	mem_array_handle;	/* "card handle" in UEFI 2.4 */
479
+	u16	mem_dev_handle;		/* "module handle" in UEFI 2.4 */
483480 };
484481 
485482 struct cper_mem_err_compact {
486
-	__u64	validation_bits;
487
-	__u16	node;
488
-	__u16	card;
489
-	__u16	module;
490
-	__u16	bank;
491
-	__u16	device;
492
-	__u16	row;
493
-	__u16	column;
494
-	__u16	bit_pos;
495
-	__u64	requestor_id;
496
-	__u64	responder_id;
497
-	__u64	target_id;
498
-	__u16	rank;
499
-	__u16	mem_array_handle;
500
-	__u16	mem_dev_handle;
483
+	u64	validation_bits;
484
+	u16	node;
485
+	u16	card;
486
+	u16	module;
487
+	u16	bank;
488
+	u16	device;
489
+	u16	row;
490
+	u16	column;
491
+	u16	bit_pos;
492
+	u64	requestor_id;
493
+	u64	responder_id;
494
+	u64	target_id;
495
+	u16	rank;
496
+	u16	mem_array_handle;
497
+	u16	mem_dev_handle;
498
+	u8      extended;
501499 };
502500 
501
+static inline u32 cper_get_mem_extension(u64 mem_valid, u8 mem_extended)
502
+{
503
+	if (!(mem_valid & CPER_MEM_VALID_ROW_EXT))
504
+		return 0;
505
+	return (mem_extended & CPER_MEM_EXT_ROW_MASK) << CPER_MEM_EXT_ROW_SHIFT;
506
+}
507
+
508
+/* PCI Express Error Section, UEFI v2.7 sec N.2.7 */
503509 struct cper_sec_pcie {
504
-	__u64		validation_bits;
505
-	__u32		port_type;
510
+	u64		validation_bits;
511
+	u32		port_type;
506512 	struct {
507
-		__u8	minor;
508
-		__u8	major;
509
-		__u8	reserved[2];
513
+		u8	minor;
514
+		u8	major;
515
+		u8	reserved[2];
510516 	}		version;
511
-	__u16		command;
512
-	__u16		status;
513
-	__u32		reserved;
517
+	u16		command;
518
+	u16		status;
519
+	u32		reserved;
514520 	struct {
515
-		__u16	vendor_id;
516
-		__u16	device_id;
517
-		__u8	class_code[3];
518
-		__u8	function;
519
-		__u8	device;
520
-		__u16	segment;
521
-		__u8	bus;
522
-		__u8	secondary_bus;
523
-		__u16	slot;
524
-		__u8	reserved;
521
+		u16	vendor_id;
522
+		u16	device_id;
523
+		u8	class_code[3];
524
+		u8	function;
525
+		u8	device;
526
+		u16	segment;
527
+		u8	bus;
528
+		u8	secondary_bus;
529
+		u16	slot;
530
+		u8	reserved;
525531 	}		device_id;
526532 	struct {
527
-		__u32	lower;
528
-		__u32	upper;
533
+		u32	lower;
534
+		u32	upper;
529535 	}		serial_number;
530536 	struct {
531
-		__u16	secondary_status;
532
-		__u16	control;
537
+		u16	secondary_status;
538
+		u16	control;
533539 	}		bridge;
534
-	__u8	capability[60];
535
-	__u8	aer_info[96];
540
+	u8	capability[60];
541
+	u8	aer_info[96];
542
+};
543
+
544
+/* Firmware Error Record Reference, UEFI v2.7 sec N.2.10  */
545
+struct cper_sec_fw_err_rec_ref {
546
+	u8 record_type;
547
+	u8 revision;
548
+	u8 reserved[6];
549
+	u64 record_identifier;
550
+	guid_t record_identifier_guid;
536551 };
537552 
538553 /* Reset to default packing */
539554 #pragma pack()
540555 
541
-extern const char * const cper_proc_error_type_strs[4];
556
+extern const char *const cper_proc_error_type_strs[4];
542557 
543558 u64 cper_next_record_id(void);
544559 const char *cper_severity_str(unsigned int);