linux/include/linux/cper.h
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   1/*
   2 * UEFI Common Platform Error Record
   3 *
   4 * Copyright (C) 2010, Intel Corp.
   5 *      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
  19 */
  20
  21#ifndef LINUX_CPER_H
  22#define LINUX_CPER_H
  23
  24#include <linux/uuid.h>
  25
  26/* CPER record signature and the size */
  27#define CPER_SIG_RECORD                         "CPER"
  28#define CPER_SIG_SIZE                           4
  29/* Used in signature_end field in struct cper_record_header */
  30#define CPER_SIG_END                            0xffffffff
  31
  32/*
  33 * CPER record header revision, used in revision field in struct
  34 * cper_record_header
  35 */
  36#define CPER_RECORD_REV                         0x0100
  37
  38/*
  39 * Severity difinition for error_severity in struct cper_record_header
  40 * and section_severity in struct cper_section_descriptor
  41 */
  42enum {
  43        CPER_SEV_RECOVERABLE,
  44        CPER_SEV_FATAL,
  45        CPER_SEV_CORRECTED,
  46        CPER_SEV_INFORMATIONAL,
  47};
  48
  49/*
  50 * Validation bits difinition for validation_bits in struct
  51 * cper_record_header. If set, corresponding fields in struct
  52 * cper_record_header contain valid information.
  53 *
  54 * corresponds platform_id
  55 */
  56#define CPER_VALID_PLATFORM_ID                  0x0001
  57/* corresponds timestamp */
  58#define CPER_VALID_TIMESTAMP                    0x0002
  59/* corresponds partition_id */
  60#define CPER_VALID_PARTITION_ID                 0x0004
  61
  62/*
  63 * Notification type used to generate error record, used in
  64 * notification_type in struct cper_record_header
  65 *
  66 * Corrected Machine Check
  67 */
  68#define CPER_NOTIFY_CMC                                                 \
  69        UUID_LE(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4,     \
  70                0xEB, 0xD4, 0xF8, 0x90)
  71/* Corrected Platform Error */
  72#define CPER_NOTIFY_CPE                                                 \
  73        UUID_LE(0x4E292F96, 0xD843, 0x4a55, 0xA8, 0xC2, 0xD4, 0x81,     \
  74                0xF2, 0x7E, 0xBE, 0xEE)
  75/* Machine Check Exception */
  76#define CPER_NOTIFY_MCE                                                 \
  77        UUID_LE(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB,     \
  78                0xE1, 0x49, 0x13, 0xBB)
  79/* PCI Express Error */
  80#define CPER_NOTIFY_PCIE                                                \
  81        UUID_LE(0xCF93C01F, 0x1A16, 0x4dfc, 0xB8, 0xBC, 0x9C, 0x4D,     \
  82                0xAF, 0x67, 0xC1, 0x04)
  83/* INIT Record (for IPF) */
  84#define CPER_NOTIFY_INIT                                                \
  85        UUID_LE(0xCC5263E8, 0x9308, 0x454a, 0x89, 0xD0, 0x34, 0x0B,     \
  86                0xD3, 0x9B, 0xC9, 0x8E)
  87/* Non-Maskable Interrupt */
  88#define CPER_NOTIFY_NMI                                                 \
  89        UUID_LE(0x5BAD89FF, 0xB7E6, 0x42c9, 0x81, 0x4A, 0xCF, 0x24,     \
  90                0x85, 0xD6, 0xE9, 0x8A)
  91/* BOOT Error Record */
  92#define CPER_NOTIFY_BOOT                                                \
  93        UUID_LE(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62,     \
  94                0xD4, 0x64, 0xB3, 0x8F)
  95/* DMA Remapping Error */
  96#define CPER_NOTIFY_DMAR                                                \
  97        UUID_LE(0x667DD791, 0xC6B3, 0x4c27, 0x8A, 0x6B, 0x0F, 0x8E,     \
  98                0x72, 0x2D, 0xEB, 0x41)
  99
 100/*
 101 * Flags bits definitions for flags in struct cper_record_header
 102 * If set, the error has been recovered
 103 */
 104#define CPER_HW_ERROR_FLAGS_RECOVERED           0x1
 105/* If set, the error is for previous boot */
 106#define CPER_HW_ERROR_FLAGS_PREVERR             0x2
 107/* If set, the error is injected for testing */
 108#define CPER_HW_ERROR_FLAGS_SIMULATED           0x4
 109
 110/*
 111 * CPER section header revision, used in revision field in struct
 112 * cper_section_descriptor
 113 */
 114#define CPER_SEC_REV                            0x0100
 115
 116/*
 117 * Validation bits difinition for validation_bits in struct
 118 * cper_section_descriptor. If set, corresponding fields in struct
 119 * cper_section_descriptor contain valid information.
 120 *
 121 * corresponds fru_id
 122 */
 123#define CPER_SEC_VALID_FRU_ID                   0x1
 124/* corresponds fru_text */
 125#define CPER_SEC_VALID_FRU_TEXT                 0x2
 126
 127/*
 128 * Flags bits definitions for flags in struct cper_section_descriptor
 129 *
 130 * If set, the section is associated with the error condition
 131 * directly, and should be focused on
 132 */
 133#define CPER_SEC_PRIMARY                        0x0001
 134/*
 135 * If set, the error was not contained within the processor or memory
 136 * hierarchy and the error may have propagated to persistent storage
 137 * or network
 138 */
 139#define CPER_SEC_CONTAINMENT_WARNING            0x0002
 140/* If set, the component must be re-initialized or re-enabled prior to use */
 141#define CPER_SEC_RESET                          0x0004
 142/* If set, Linux may choose to discontinue use of the resource */
 143#define CPER_SEC_ERROR_THRESHOLD_EXCEEDED       0x0008
 144/*
 145 * If set, resource could not be queried for error information due to
 146 * conflicts with other system software or resources. Some fields of
 147 * the section will be invalid
 148 */
 149#define CPER_SEC_RESOURCE_NOT_ACCESSIBLE        0x0010
 150/*
 151 * If set, action has been taken to ensure error containment (such as
 152 * poisoning data), but the error has not been fully corrected and the
 153 * data has not been consumed. Linux may choose to take further
 154 * corrective action before the data is consumed
 155 */
 156#define CPER_SEC_LATENT_ERROR                   0x0020
 157
 158/*
 159 * Section type definitions, used in section_type field in struct
 160 * cper_section_descriptor
 161 *
 162 * Processor Generic
 163 */
 164#define CPER_SEC_PROC_GENERIC                                           \
 165        UUID_LE(0x9876CCAD, 0x47B4, 0x4bdb, 0xB6, 0x5E, 0x16, 0xF1,     \
 166                0x93, 0xC4, 0xF3, 0xDB)
 167/* Processor Specific: X86/X86_64 */
 168#define CPER_SEC_PROC_IA                                                \
 169        UUID_LE(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA,     \
 170                0x24, 0x2B, 0x6E, 0x1D)
 171/* Processor Specific: IA64 */
 172#define CPER_SEC_PROC_IPF                                               \
 173        UUID_LE(0xE429FAF1, 0x3CB7, 0x11D4, 0x0B, 0xCA, 0x07, 0x00,     \
 174                0x80, 0xC7, 0x3C, 0x88, 0x81)
 175/* Platform Memory */
 176#define CPER_SEC_PLATFORM_MEM                                           \
 177        UUID_LE(0xA5BC1114, 0x6F64, 0x4EDE, 0xB8, 0x63, 0x3E, 0x83,     \
 178                0xED, 0x7C, 0x83, 0xB1)
 179#define CPER_SEC_PCIE                                                   \
 180        UUID_LE(0xD995E954, 0xBBC1, 0x430F, 0xAD, 0x91, 0xB4, 0x4D,     \
 181                0xCB, 0x3C, 0x6F, 0x35)
 182/* Firmware Error Record Reference */
 183#define CPER_SEC_FW_ERR_REC_REF                                         \
 184        UUID_LE(0x81212A96, 0x09ED, 0x4996, 0x94, 0x71, 0x8D, 0x72,     \
 185                0x9C, 0x8E, 0x69, 0xED)
 186/* PCI/PCI-X Bus */
 187#define CPER_SEC_PCI_X_BUS                                              \
 188        UUID_LE(0xC5753963, 0x3B84, 0x4095, 0xBF, 0x78, 0xED, 0xDA,     \
 189                0xD3, 0xF9, 0xC9, 0xDD)
 190/* PCI Component/Device */
 191#define CPER_SEC_PCI_DEV                                                \
 192        UUID_LE(0xEB5E4685, 0xCA66, 0x4769, 0xB6, 0xA2, 0x26, 0x06,     \
 193                0x8B, 0x00, 0x13, 0x26)
 194#define CPER_SEC_DMAR_GENERIC                                           \
 195        UUID_LE(0x5B51FEF7, 0xC79D, 0x4434, 0x8F, 0x1B, 0xAA, 0x62,     \
 196                0xDE, 0x3E, 0x2C, 0x64)
 197/* Intel VT for Directed I/O specific DMAr */
 198#define CPER_SEC_DMAR_VT                                                \
 199        UUID_LE(0x71761D37, 0x32B2, 0x45cd, 0xA7, 0xD0, 0xB0, 0xFE,     \
 200                0xDD, 0x93, 0xE8, 0xCF)
 201/* IOMMU specific DMAr */
 202#define CPER_SEC_DMAR_IOMMU                                             \
 203        UUID_LE(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F,     \
 204                0xDF, 0xAA, 0x84, 0xEC)
 205
 206#define CPER_PROC_VALID_TYPE                    0x0001
 207#define CPER_PROC_VALID_ISA                     0x0002
 208#define CPER_PROC_VALID_ERROR_TYPE              0x0004
 209#define CPER_PROC_VALID_OPERATION               0x0008
 210#define CPER_PROC_VALID_FLAGS                   0x0010
 211#define CPER_PROC_VALID_LEVEL                   0x0020
 212#define CPER_PROC_VALID_VERSION                 0x0040
 213#define CPER_PROC_VALID_BRAND_INFO              0x0080
 214#define CPER_PROC_VALID_ID                      0x0100
 215#define CPER_PROC_VALID_TARGET_ADDRESS          0x0200
 216#define CPER_PROC_VALID_REQUESTOR_ID            0x0400
 217#define CPER_PROC_VALID_RESPONDER_ID            0x0800
 218#define CPER_PROC_VALID_IP                      0x1000
 219
 220#define CPER_MEM_VALID_ERROR_STATUS             0x0001
 221#define CPER_MEM_VALID_PHYSICAL_ADDRESS         0x0002
 222#define CPER_MEM_VALID_PHYSICAL_ADDRESS_MASK    0x0004
 223#define CPER_MEM_VALID_NODE                     0x0008
 224#define CPER_MEM_VALID_CARD                     0x0010
 225#define CPER_MEM_VALID_MODULE                   0x0020
 226#define CPER_MEM_VALID_BANK                     0x0040
 227#define CPER_MEM_VALID_DEVICE                   0x0080
 228#define CPER_MEM_VALID_ROW                      0x0100
 229#define CPER_MEM_VALID_COLUMN                   0x0200
 230#define CPER_MEM_VALID_BIT_POSITION             0x0400
 231#define CPER_MEM_VALID_REQUESTOR_ID             0x0800
 232#define CPER_MEM_VALID_RESPONDER_ID             0x1000
 233#define CPER_MEM_VALID_TARGET_ID                0x2000
 234#define CPER_MEM_VALID_ERROR_TYPE               0x4000
 235
 236#define CPER_PCIE_VALID_PORT_TYPE               0x0001
 237#define CPER_PCIE_VALID_VERSION                 0x0002
 238#define CPER_PCIE_VALID_COMMAND_STATUS          0x0004
 239#define CPER_PCIE_VALID_DEVICE_ID               0x0008
 240#define CPER_PCIE_VALID_SERIAL_NUMBER           0x0010
 241#define CPER_PCIE_VALID_BRIDGE_CONTROL_STATUS   0x0020
 242#define CPER_PCIE_VALID_CAPABILITY              0x0040
 243#define CPER_PCIE_VALID_AER_INFO                0x0080
 244
 245#define CPER_PCIE_SLOT_SHIFT                    3
 246
 247/*
 248 * All tables and structs must be byte-packed to match CPER
 249 * specification, since the tables are provided by the system BIOS
 250 */
 251#pragma pack(1)
 252
 253struct cper_record_header {
 254        char    signature[CPER_SIG_SIZE];       /* must be CPER_SIG_RECORD */
 255        __u16   revision;                       /* must be CPER_RECORD_REV */
 256        __u32   signature_end;                  /* must be CPER_SIG_END */
 257        __u16   section_count;
 258        __u32   error_severity;
 259        __u32   validation_bits;
 260        __u32   record_length;
 261        __u64   timestamp;
 262        uuid_le platform_id;
 263        uuid_le partition_id;
 264        uuid_le creator_id;
 265        uuid_le notification_type;
 266        __u64   record_id;
 267        __u32   flags;
 268        __u64   persistence_information;
 269        __u8    reserved[12];                   /* must be zero */
 270};
 271
 272struct cper_section_descriptor {
 273        __u32   section_offset;         /* Offset in bytes of the
 274                                         *  section body from the base
 275                                         *  of the record header */
 276        __u32   section_length;
 277        __u16   revision;               /* must be CPER_RECORD_REV */
 278        __u8    validation_bits;
 279        __u8    reserved;               /* must be zero */
 280        __u32   flags;
 281        uuid_le section_type;
 282        uuid_le fru_id;
 283        __u32   section_severity;
 284        __u8    fru_text[20];
 285};
 286
 287/* Generic Processor Error Section */
 288struct cper_sec_proc_generic {
 289        __u64   validation_bits;
 290        __u8    proc_type;
 291        __u8    proc_isa;
 292        __u8    proc_error_type;
 293        __u8    operation;
 294        __u8    flags;
 295        __u8    level;
 296        __u16   reserved;
 297        __u64   cpu_version;
 298        char    cpu_brand[128];
 299        __u64   proc_id;
 300        __u64   target_addr;
 301        __u64   requestor_id;
 302        __u64   responder_id;
 303        __u64   ip;
 304};
 305
 306/* IA32/X64 Processor Error Section */
 307struct cper_sec_proc_ia {
 308        __u64   validation_bits;
 309        __u8    lapic_id;
 310        __u8    cpuid[48];
 311};
 312
 313/* IA32/X64 Processor Error Information Structure */
 314struct cper_ia_err_info {
 315        uuid_le err_type;
 316        __u64   validation_bits;
 317        __u64   check_info;
 318        __u64   target_id;
 319        __u64   requestor_id;
 320        __u64   responder_id;
 321        __u64   ip;
 322};
 323
 324/* IA32/X64 Processor Context Information Structure */
 325struct cper_ia_proc_ctx {
 326        __u16   reg_ctx_type;
 327        __u16   reg_arr_size;
 328        __u32   msr_addr;
 329        __u64   mm_reg_addr;
 330};
 331
 332/* Memory Error Section */
 333struct cper_sec_mem_err {
 334        __u64   validation_bits;
 335        __u64   error_status;
 336        __u64   physical_addr;
 337        __u64   physical_addr_mask;
 338        __u16   node;
 339        __u16   card;
 340        __u16   module;
 341        __u16   bank;
 342        __u16   device;
 343        __u16   row;
 344        __u16   column;
 345        __u16   bit_pos;
 346        __u64   requestor_id;
 347        __u64   responder_id;
 348        __u64   target_id;
 349        __u8    error_type;
 350};
 351
 352struct cper_sec_pcie {
 353        __u64           validation_bits;
 354        __u32           port_type;
 355        struct {
 356                __u8    minor;
 357                __u8    major;
 358                __u8    reserved[2];
 359        }               version;
 360        __u16           command;
 361        __u16           status;
 362        __u32           reserved;
 363        struct {
 364                __u16   vendor_id;
 365                __u16   device_id;
 366                __u8    class_code[3];
 367                __u8    function;
 368                __u8    device;
 369                __u16   segment;
 370                __u8    bus;
 371                __u8    secondary_bus;
 372                __u16   slot;
 373                __u8    reserved;
 374        }               device_id;
 375        struct {
 376                __u32   lower;
 377                __u32   upper;
 378        }               serial_number;
 379        struct {
 380                __u16   secondary_status;
 381                __u16   control;
 382        }               bridge;
 383        __u8    capability[60];
 384        __u8    aer_info[96];
 385};
 386
 387/* Reset to default packing */
 388#pragma pack()
 389
 390u64 cper_next_record_id(void);
 391void cper_print_bits(const char *prefix, unsigned int bits,
 392                     const char *strs[], unsigned int strs_size);
 393
 394#endif
 395
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