root/include/linux/cper.h

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   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * UEFI Common Platform Error Record
   4  *
   5  * Copyright (C) 2010, Intel Corp.
   6  *      Author: Huang Ying <ying.huang@intel.com>
   7  */
   8 
   9 #ifndef LINUX_CPER_H
  10 #define LINUX_CPER_H
  11 
  12 #include <linux/uuid.h>
  13 #include <linux/trace_seq.h>
  14 
  15 /* CPER record signature and the size */
  16 #define CPER_SIG_RECORD                         "CPER"
  17 #define CPER_SIG_SIZE                           4
  18 /* Used in signature_end field in struct cper_record_header */
  19 #define CPER_SIG_END                            0xffffffff
  20 
  21 /*
  22  * CPER record header revision, used in revision field in struct
  23  * cper_record_header
  24  */
  25 #define CPER_RECORD_REV                         0x0100
  26 
  27 /*
  28  * CPER record length contains the CPER fields which are relevant for further
  29  * handling of a memory error in userspace (we don't carry all the fields
  30  * defined in the UEFI spec because some of them don't make any sense.)
  31  * Currently, a length of 256 should be more than enough.
  32  */
  33 #define CPER_REC_LEN                                    256
  34 /*
  35  * Severity definition for error_severity in struct cper_record_header
  36  * and section_severity in struct cper_section_descriptor
  37  */
  38 enum {
  39         CPER_SEV_RECOVERABLE,
  40         CPER_SEV_FATAL,
  41         CPER_SEV_CORRECTED,
  42         CPER_SEV_INFORMATIONAL,
  43 };
  44 
  45 /*
  46  * Validation bits definition for validation_bits in struct
  47  * cper_record_header. If set, corresponding fields in struct
  48  * cper_record_header contain valid information.
  49  */
  50 #define CPER_VALID_PLATFORM_ID                  0x0001
  51 #define CPER_VALID_TIMESTAMP                    0x0002
  52 #define CPER_VALID_PARTITION_ID                 0x0004
  53 
  54 /*
  55  * Notification type used to generate error record, used in
  56  * notification_type in struct cper_record_header.  These UUIDs are defined
  57  * in the UEFI spec v2.7, sec N.2.1.
  58  */
  59 
  60 /* Corrected Machine Check */
  61 #define CPER_NOTIFY_CMC                                                 \
  62         GUID_INIT(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4,   \
  63                   0xEB, 0xD4, 0xF8, 0x90)
  64 /* Corrected Platform Error */
  65 #define CPER_NOTIFY_CPE                                                 \
  66         GUID_INIT(0x4E292F96, 0xD843, 0x4a55, 0xA8, 0xC2, 0xD4, 0x81,   \
  67                   0xF2, 0x7E, 0xBE, 0xEE)
  68 /* Machine Check Exception */
  69 #define CPER_NOTIFY_MCE                                                 \
  70         GUID_INIT(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB,   \
  71                   0xE1, 0x49, 0x13, 0xBB)
  72 /* PCI Express Error */
  73 #define CPER_NOTIFY_PCIE                                                \
  74         GUID_INIT(0xCF93C01F, 0x1A16, 0x4dfc, 0xB8, 0xBC, 0x9C, 0x4D,   \
  75                   0xAF, 0x67, 0xC1, 0x04)
  76 /* INIT Record (for IPF) */
  77 #define CPER_NOTIFY_INIT                                                \
  78         GUID_INIT(0xCC5263E8, 0x9308, 0x454a, 0x89, 0xD0, 0x34, 0x0B,   \
  79                   0xD3, 0x9B, 0xC9, 0x8E)
  80 /* Non-Maskable Interrupt */
  81 #define CPER_NOTIFY_NMI                                                 \
  82         GUID_INIT(0x5BAD89FF, 0xB7E6, 0x42c9, 0x81, 0x4A, 0xCF, 0x24,   \
  83                   0x85, 0xD6, 0xE9, 0x8A)
  84 /* BOOT Error Record */
  85 #define CPER_NOTIFY_BOOT                                                \
  86         GUID_INIT(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62,   \
  87                   0xD4, 0x64, 0xB3, 0x8F)
  88 /* DMA Remapping Error */
  89 #define CPER_NOTIFY_DMAR                                                \
  90         GUID_INIT(0x667DD791, 0xC6B3, 0x4c27, 0x8A, 0x6B, 0x0F, 0x8E,   \
  91                   0x72, 0x2D, 0xEB, 0x41)
  92 
  93 /*
  94  * Flags bits definitions for flags in struct cper_record_header
  95  * If set, the error has been recovered
  96  */
  97 #define CPER_HW_ERROR_FLAGS_RECOVERED           0x1
  98 /* If set, the error is for previous boot */
  99 #define CPER_HW_ERROR_FLAGS_PREVERR             0x2
 100 /* If set, the error is injected for testing */
 101 #define CPER_HW_ERROR_FLAGS_SIMULATED           0x4
 102 
 103 /*
 104  * CPER section header revision, used in revision field in struct
 105  * cper_section_descriptor
 106  */
 107 #define CPER_SEC_REV                            0x0100
 108 
 109 /*
 110  * Validation bits definition for validation_bits in struct
 111  * cper_section_descriptor. If set, corresponding fields in struct
 112  * cper_section_descriptor contain valid information.
 113  */
 114 #define CPER_SEC_VALID_FRU_ID                   0x1
 115 #define CPER_SEC_VALID_FRU_TEXT                 0x2
 116 
 117 /*
 118  * Flags bits definitions for flags in struct cper_section_descriptor
 119  *
 120  * If set, the section is associated with the error condition
 121  * directly, and should be focused on
 122  */
 123 #define CPER_SEC_PRIMARY                        0x0001
 124 /*
 125  * If set, the error was not contained within the processor or memory
 126  * hierarchy and the error may have propagated to persistent storage
 127  * or network
 128  */
 129 #define CPER_SEC_CONTAINMENT_WARNING            0x0002
 130 /* If set, the component must be re-initialized or re-enabled prior to use */
 131 #define CPER_SEC_RESET                          0x0004
 132 /* If set, Linux may choose to discontinue use of the resource */
 133 #define CPER_SEC_ERROR_THRESHOLD_EXCEEDED       0x0008
 134 /*
 135  * If set, resource could not be queried for error information due to
 136  * conflicts with other system software or resources. Some fields of
 137  * the section will be invalid
 138  */
 139 #define CPER_SEC_RESOURCE_NOT_ACCESSIBLE        0x0010
 140 /*
 141  * If set, action has been taken to ensure error containment (such as
 142  * poisoning data), but the error has not been fully corrected and the
 143  * data has not been consumed. Linux may choose to take further
 144  * corrective action before the data is consumed
 145  */
 146 #define CPER_SEC_LATENT_ERROR                   0x0020
 147 
 148 /*
 149  * Section type definitions, used in section_type field in struct
 150  * cper_section_descriptor.  These UUIDs are defined in the UEFI spec
 151  * v2.7, sec N.2.2.
 152  */
 153 
 154 /* Processor Generic */
 155 #define CPER_SEC_PROC_GENERIC                                           \
 156         GUID_INIT(0x9876CCAD, 0x47B4, 0x4bdb, 0xB6, 0x5E, 0x16, 0xF1,   \
 157                   0x93, 0xC4, 0xF3, 0xDB)
 158 /* Processor Specific: X86/X86_64 */
 159 #define CPER_SEC_PROC_IA                                                \
 160         GUID_INIT(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA,   \
 161                   0x24, 0x2B, 0x6E, 0x1D)
 162 /* Processor Specific: IA64 */
 163 #define CPER_SEC_PROC_IPF                                               \
 164         GUID_INIT(0xE429FAF1, 0x3CB7, 0x11D4, 0x0B, 0xCA, 0x07, 0x00,   \
 165                   0x80, 0xC7, 0x3C, 0x88, 0x81)
 166 /* Processor Specific: ARM */
 167 #define CPER_SEC_PROC_ARM                                               \
 168         GUID_INIT(0xE19E3D16, 0xBC11, 0x11E4, 0x9C, 0xAA, 0xC2, 0x05,   \
 169                   0x1D, 0x5D, 0x46, 0xB0)
 170 /* Platform Memory */
 171 #define CPER_SEC_PLATFORM_MEM                                           \
 172         GUID_INIT(0xA5BC1114, 0x6F64, 0x4EDE, 0xB8, 0x63, 0x3E, 0x83,   \
 173                   0xED, 0x7C, 0x83, 0xB1)
 174 #define CPER_SEC_PCIE                                                   \
 175         GUID_INIT(0xD995E954, 0xBBC1, 0x430F, 0xAD, 0x91, 0xB4, 0x4D,   \
 176                   0xCB, 0x3C, 0x6F, 0x35)
 177 /* Firmware Error Record Reference */
 178 #define CPER_SEC_FW_ERR_REC_REF                                         \
 179         GUID_INIT(0x81212A96, 0x09ED, 0x4996, 0x94, 0x71, 0x8D, 0x72,   \
 180                   0x9C, 0x8E, 0x69, 0xED)
 181 /* PCI/PCI-X Bus */
 182 #define CPER_SEC_PCI_X_BUS                                              \
 183         GUID_INIT(0xC5753963, 0x3B84, 0x4095, 0xBF, 0x78, 0xED, 0xDA,   \
 184                   0xD3, 0xF9, 0xC9, 0xDD)
 185 /* PCI Component/Device */
 186 #define CPER_SEC_PCI_DEV                                                \
 187         GUID_INIT(0xEB5E4685, 0xCA66, 0x4769, 0xB6, 0xA2, 0x26, 0x06,   \
 188                   0x8B, 0x00, 0x13, 0x26)
 189 #define CPER_SEC_DMAR_GENERIC                                           \
 190         GUID_INIT(0x5B51FEF7, 0xC79D, 0x4434, 0x8F, 0x1B, 0xAA, 0x62,   \
 191                   0xDE, 0x3E, 0x2C, 0x64)
 192 /* Intel VT for Directed I/O specific DMAr */
 193 #define CPER_SEC_DMAR_VT                                                \
 194         GUID_INIT(0x71761D37, 0x32B2, 0x45cd, 0xA7, 0xD0, 0xB0, 0xFE,   \
 195                   0xDD, 0x93, 0xE8, 0xCF)
 196 /* IOMMU specific DMAr */
 197 #define CPER_SEC_DMAR_IOMMU                                             \
 198         GUID_INIT(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F,   \
 199                   0xDF, 0xAA, 0x84, 0xEC)
 200 
 201 #define CPER_PROC_VALID_TYPE                    0x0001
 202 #define CPER_PROC_VALID_ISA                     0x0002
 203 #define CPER_PROC_VALID_ERROR_TYPE              0x0004
 204 #define CPER_PROC_VALID_OPERATION               0x0008
 205 #define CPER_PROC_VALID_FLAGS                   0x0010
 206 #define CPER_PROC_VALID_LEVEL                   0x0020
 207 #define CPER_PROC_VALID_VERSION                 0x0040
 208 #define CPER_PROC_VALID_BRAND_INFO              0x0080
 209 #define CPER_PROC_VALID_ID                      0x0100
 210 #define CPER_PROC_VALID_TARGET_ADDRESS          0x0200
 211 #define CPER_PROC_VALID_REQUESTOR_ID            0x0400
 212 #define CPER_PROC_VALID_RESPONDER_ID            0x0800
 213 #define CPER_PROC_VALID_IP                      0x1000
 214 
 215 #define CPER_MEM_VALID_ERROR_STATUS             0x0001
 216 #define CPER_MEM_VALID_PA                       0x0002
 217 #define CPER_MEM_VALID_PA_MASK                  0x0004
 218 #define CPER_MEM_VALID_NODE                     0x0008
 219 #define CPER_MEM_VALID_CARD                     0x0010
 220 #define CPER_MEM_VALID_MODULE                   0x0020
 221 #define CPER_MEM_VALID_BANK                     0x0040
 222 #define CPER_MEM_VALID_DEVICE                   0x0080
 223 #define CPER_MEM_VALID_ROW                      0x0100
 224 #define CPER_MEM_VALID_COLUMN                   0x0200
 225 #define CPER_MEM_VALID_BIT_POSITION             0x0400
 226 #define CPER_MEM_VALID_REQUESTOR_ID             0x0800
 227 #define CPER_MEM_VALID_RESPONDER_ID             0x1000
 228 #define CPER_MEM_VALID_TARGET_ID                0x2000
 229 #define CPER_MEM_VALID_ERROR_TYPE               0x4000
 230 #define CPER_MEM_VALID_RANK_NUMBER              0x8000
 231 #define CPER_MEM_VALID_CARD_HANDLE              0x10000
 232 #define CPER_MEM_VALID_MODULE_HANDLE            0x20000
 233 
 234 #define CPER_PCIE_VALID_PORT_TYPE               0x0001
 235 #define CPER_PCIE_VALID_VERSION                 0x0002
 236 #define CPER_PCIE_VALID_COMMAND_STATUS          0x0004
 237 #define CPER_PCIE_VALID_DEVICE_ID               0x0008
 238 #define CPER_PCIE_VALID_SERIAL_NUMBER           0x0010
 239 #define CPER_PCIE_VALID_BRIDGE_CONTROL_STATUS   0x0020
 240 #define CPER_PCIE_VALID_CAPABILITY              0x0040
 241 #define CPER_PCIE_VALID_AER_INFO                0x0080
 242 
 243 #define CPER_PCIE_SLOT_SHIFT                    3
 244 
 245 #define CPER_ARM_VALID_MPIDR                    BIT(0)
 246 #define CPER_ARM_VALID_AFFINITY_LEVEL           BIT(1)
 247 #define CPER_ARM_VALID_RUNNING_STATE            BIT(2)
 248 #define CPER_ARM_VALID_VENDOR_INFO              BIT(3)
 249 
 250 #define CPER_ARM_INFO_VALID_MULTI_ERR           BIT(0)
 251 #define CPER_ARM_INFO_VALID_FLAGS               BIT(1)
 252 #define CPER_ARM_INFO_VALID_ERR_INFO            BIT(2)
 253 #define CPER_ARM_INFO_VALID_VIRT_ADDR           BIT(3)
 254 #define CPER_ARM_INFO_VALID_PHYSICAL_ADDR       BIT(4)
 255 
 256 #define CPER_ARM_INFO_FLAGS_FIRST               BIT(0)
 257 #define CPER_ARM_INFO_FLAGS_LAST                BIT(1)
 258 #define CPER_ARM_INFO_FLAGS_PROPAGATED          BIT(2)
 259 #define CPER_ARM_INFO_FLAGS_OVERFLOW            BIT(3)
 260 
 261 #define CPER_ARM_CACHE_ERROR                    0
 262 #define CPER_ARM_TLB_ERROR                      1
 263 #define CPER_ARM_BUS_ERROR                      2
 264 #define CPER_ARM_VENDOR_ERROR                   3
 265 #define CPER_ARM_MAX_TYPE                       CPER_ARM_VENDOR_ERROR
 266 
 267 #define CPER_ARM_ERR_VALID_TRANSACTION_TYPE     BIT(0)
 268 #define CPER_ARM_ERR_VALID_OPERATION_TYPE       BIT(1)
 269 #define CPER_ARM_ERR_VALID_LEVEL                BIT(2)
 270 #define CPER_ARM_ERR_VALID_PROC_CONTEXT_CORRUPT BIT(3)
 271 #define CPER_ARM_ERR_VALID_CORRECTED            BIT(4)
 272 #define CPER_ARM_ERR_VALID_PRECISE_PC           BIT(5)
 273 #define CPER_ARM_ERR_VALID_RESTARTABLE_PC       BIT(6)
 274 #define CPER_ARM_ERR_VALID_PARTICIPATION_TYPE   BIT(7)
 275 #define CPER_ARM_ERR_VALID_TIME_OUT             BIT(8)
 276 #define CPER_ARM_ERR_VALID_ADDRESS_SPACE        BIT(9)
 277 #define CPER_ARM_ERR_VALID_MEM_ATTRIBUTES       BIT(10)
 278 #define CPER_ARM_ERR_VALID_ACCESS_MODE          BIT(11)
 279 
 280 #define CPER_ARM_ERR_TRANSACTION_SHIFT          16
 281 #define CPER_ARM_ERR_TRANSACTION_MASK           GENMASK(1,0)
 282 #define CPER_ARM_ERR_OPERATION_SHIFT            18
 283 #define CPER_ARM_ERR_OPERATION_MASK             GENMASK(3,0)
 284 #define CPER_ARM_ERR_LEVEL_SHIFT                22
 285 #define CPER_ARM_ERR_LEVEL_MASK                 GENMASK(2,0)
 286 #define CPER_ARM_ERR_PC_CORRUPT_SHIFT           25
 287 #define CPER_ARM_ERR_PC_CORRUPT_MASK            GENMASK(0,0)
 288 #define CPER_ARM_ERR_CORRECTED_SHIFT            26
 289 #define CPER_ARM_ERR_CORRECTED_MASK             GENMASK(0,0)
 290 #define CPER_ARM_ERR_PRECISE_PC_SHIFT           27
 291 #define CPER_ARM_ERR_PRECISE_PC_MASK            GENMASK(0,0)
 292 #define CPER_ARM_ERR_RESTARTABLE_PC_SHIFT       28
 293 #define CPER_ARM_ERR_RESTARTABLE_PC_MASK        GENMASK(0,0)
 294 #define CPER_ARM_ERR_PARTICIPATION_TYPE_SHIFT   29
 295 #define CPER_ARM_ERR_PARTICIPATION_TYPE_MASK    GENMASK(1,0)
 296 #define CPER_ARM_ERR_TIME_OUT_SHIFT             31
 297 #define CPER_ARM_ERR_TIME_OUT_MASK              GENMASK(0,0)
 298 #define CPER_ARM_ERR_ADDRESS_SPACE_SHIFT        32
 299 #define CPER_ARM_ERR_ADDRESS_SPACE_MASK         GENMASK(1,0)
 300 #define CPER_ARM_ERR_MEM_ATTRIBUTES_SHIFT       34
 301 #define CPER_ARM_ERR_MEM_ATTRIBUTES_MASK        GENMASK(8,0)
 302 #define CPER_ARM_ERR_ACCESS_MODE_SHIFT          43
 303 #define CPER_ARM_ERR_ACCESS_MODE_MASK           GENMASK(0,0)
 304 
 305 /*
 306  * All tables and structs must be byte-packed to match CPER
 307  * specification, since the tables are provided by the system BIOS
 308  */
 309 #pragma pack(1)
 310 
 311 /* Record Header, UEFI v2.7 sec N.2.1 */
 312 struct cper_record_header {
 313         char    signature[CPER_SIG_SIZE];       /* must be CPER_SIG_RECORD */
 314         u16     revision;                       /* must be CPER_RECORD_REV */
 315         u32     signature_end;                  /* must be CPER_SIG_END */
 316         u16     section_count;
 317         u32     error_severity;
 318         u32     validation_bits;
 319         u32     record_length;
 320         u64     timestamp;
 321         guid_t  platform_id;
 322         guid_t  partition_id;
 323         guid_t  creator_id;
 324         guid_t  notification_type;
 325         u64     record_id;
 326         u32     flags;
 327         u64     persistence_information;
 328         u8      reserved[12];                   /* must be zero */
 329 };
 330 
 331 /* Section Descriptor, UEFI v2.7 sec N.2.2 */
 332 struct cper_section_descriptor {
 333         u32     section_offset;         /* Offset in bytes of the
 334                                          *  section body from the base
 335                                          *  of the record header */
 336         u32     section_length;
 337         u16     revision;               /* must be CPER_RECORD_REV */
 338         u8      validation_bits;
 339         u8      reserved;               /* must be zero */
 340         u32     flags;
 341         guid_t  section_type;
 342         guid_t  fru_id;
 343         u32     section_severity;
 344         u8      fru_text[20];
 345 };
 346 
 347 /* Generic Processor Error Section, UEFI v2.7 sec N.2.4.1 */
 348 struct cper_sec_proc_generic {
 349         u64     validation_bits;
 350         u8      proc_type;
 351         u8      proc_isa;
 352         u8      proc_error_type;
 353         u8      operation;
 354         u8      flags;
 355         u8      level;
 356         u16     reserved;
 357         u64     cpu_version;
 358         char    cpu_brand[128];
 359         u64     proc_id;
 360         u64     target_addr;
 361         u64     requestor_id;
 362         u64     responder_id;
 363         u64     ip;
 364 };
 365 
 366 /* IA32/X64 Processor Error Section, UEFI v2.7 sec N.2.4.2 */
 367 struct cper_sec_proc_ia {
 368         u64     validation_bits;
 369         u64     lapic_id;
 370         u8      cpuid[48];
 371 };
 372 
 373 /* IA32/X64 Processor Error Information Structure, UEFI v2.7 sec N.2.4.2.1 */
 374 struct cper_ia_err_info {
 375         guid_t  err_type;
 376         u64     validation_bits;
 377         u64     check_info;
 378         u64     target_id;
 379         u64     requestor_id;
 380         u64     responder_id;
 381         u64     ip;
 382 };
 383 
 384 /* IA32/X64 Processor Context Information Structure, UEFI v2.7 sec N.2.4.2.2 */
 385 struct cper_ia_proc_ctx {
 386         u16     reg_ctx_type;
 387         u16     reg_arr_size;
 388         u32     msr_addr;
 389         u64     mm_reg_addr;
 390 };
 391 
 392 /* ARM Processor Error Section, UEFI v2.7 sec N.2.4.4 */
 393 struct cper_sec_proc_arm {
 394         u32     validation_bits;
 395         u16     err_info_num;           /* Number of Processor Error Info */
 396         u16     context_info_num;       /* Number of Processor Context Info Records*/
 397         u32     section_length;
 398         u8      affinity_level;
 399         u8      reserved[3];            /* must be zero */
 400         u64     mpidr;
 401         u64     midr;
 402         u32     running_state;          /* Bit 0 set - Processor running. PSCI = 0 */
 403         u32     psci_state;
 404 };
 405 
 406 /* ARM Processor Error Information Structure, UEFI v2.7 sec N.2.4.4.1 */
 407 struct cper_arm_err_info {
 408         u8      version;
 409         u8      length;
 410         u16     validation_bits;
 411         u8      type;
 412         u16     multiple_error;
 413         u8      flags;
 414         u64     error_info;
 415         u64     virt_fault_addr;
 416         u64     physical_fault_addr;
 417 };
 418 
 419 /* ARM Processor Context Information Structure, UEFI v2.7 sec N.2.4.4.2 */
 420 struct cper_arm_ctx_info {
 421         u16     version;
 422         u16     type;
 423         u32     size;
 424 };
 425 
 426 /* Old Memory Error Section, UEFI v2.1, v2.2 */
 427 struct cper_sec_mem_err_old {
 428         u64     validation_bits;
 429         u64     error_status;
 430         u64     physical_addr;
 431         u64     physical_addr_mask;
 432         u16     node;
 433         u16     card;
 434         u16     module;
 435         u16     bank;
 436         u16     device;
 437         u16     row;
 438         u16     column;
 439         u16     bit_pos;
 440         u64     requestor_id;
 441         u64     responder_id;
 442         u64     target_id;
 443         u8      error_type;
 444 };
 445 
 446 /* Memory Error Section (UEFI >= v2.3), UEFI v2.7 sec N.2.5 */
 447 struct cper_sec_mem_err {
 448         u64     validation_bits;
 449         u64     error_status;
 450         u64     physical_addr;
 451         u64     physical_addr_mask;
 452         u16     node;
 453         u16     card;
 454         u16     module;
 455         u16     bank;
 456         u16     device;
 457         u16     row;
 458         u16     column;
 459         u16     bit_pos;
 460         u64     requestor_id;
 461         u64     responder_id;
 462         u64     target_id;
 463         u8      error_type;
 464         u8      reserved;
 465         u16     rank;
 466         u16     mem_array_handle;       /* "card handle" in UEFI 2.4 */
 467         u16     mem_dev_handle;         /* "module handle" in UEFI 2.4 */
 468 };
 469 
 470 struct cper_mem_err_compact {
 471         u64     validation_bits;
 472         u16     node;
 473         u16     card;
 474         u16     module;
 475         u16     bank;
 476         u16     device;
 477         u16     row;
 478         u16     column;
 479         u16     bit_pos;
 480         u64     requestor_id;
 481         u64     responder_id;
 482         u64     target_id;
 483         u16     rank;
 484         u16     mem_array_handle;
 485         u16     mem_dev_handle;
 486 };
 487 
 488 /* PCI Express Error Section, UEFI v2.7 sec N.2.7 */
 489 struct cper_sec_pcie {
 490         u64             validation_bits;
 491         u32             port_type;
 492         struct {
 493                 u8      minor;
 494                 u8      major;
 495                 u8      reserved[2];
 496         }               version;
 497         u16             command;
 498         u16             status;
 499         u32             reserved;
 500         struct {
 501                 u16     vendor_id;
 502                 u16     device_id;
 503                 u8      class_code[3];
 504                 u8      function;
 505                 u8      device;
 506                 u16     segment;
 507                 u8      bus;
 508                 u8      secondary_bus;
 509                 u16     slot;
 510                 u8      reserved;
 511         }               device_id;
 512         struct {
 513                 u32     lower;
 514                 u32     upper;
 515         }               serial_number;
 516         struct {
 517                 u16     secondary_status;
 518                 u16     control;
 519         }               bridge;
 520         u8      capability[60];
 521         u8      aer_info[96];
 522 };
 523 
 524 /* Reset to default packing */
 525 #pragma pack()
 526 
 527 extern const char *const cper_proc_error_type_strs[4];
 528 
 529 u64 cper_next_record_id(void);
 530 const char *cper_severity_str(unsigned int);
 531 const char *cper_mem_err_type_str(unsigned int);
 532 void cper_print_bits(const char *prefix, unsigned int bits,
 533                      const char * const strs[], unsigned int strs_size);
 534 void cper_mem_err_pack(const struct cper_sec_mem_err *,
 535                        struct cper_mem_err_compact *);
 536 const char *cper_mem_err_unpack(struct trace_seq *,
 537                                 struct cper_mem_err_compact *);
 538 void cper_print_proc_arm(const char *pfx,
 539                          const struct cper_sec_proc_arm *proc);
 540 void cper_print_proc_ia(const char *pfx,
 541                         const struct cper_sec_proc_ia *proc);
 542 
 543 #endif

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