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WSL2-Linux-Kernel/include/linux/cper.h

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* UEFI Common Platform Error Record
*
* Copyright (C) 2010, Intel Corp.
* Author: Huang Ying <ying.huang@intel.com>
*/
#ifndef LINUX_CPER_H
#define LINUX_CPER_H
#include <linux/uuid.h>
#include <linux/trace_seq.h>
/* CPER record signature and the size */
#define CPER_SIG_RECORD "CPER"
#define CPER_SIG_SIZE 4
/* Used in signature_end field in struct cper_record_header */
#define CPER_SIG_END 0xffffffff
/*
* CPER record header revision, used in revision field in struct
* cper_record_header
*/
#define CPER_RECORD_REV 0x0100
/*
* CPER record length contains the CPER fields which are relevant for further
* handling of a memory error in userspace (we don't carry all the fields
* defined in the UEFI spec because some of them don't make any sense.)
* Currently, a length of 256 should be more than enough.
*/
#define CPER_REC_LEN 256
/*
* Severity definition for error_severity in struct cper_record_header
* and section_severity in struct cper_section_descriptor
*/
enum {
CPER_SEV_RECOVERABLE,
CPER_SEV_FATAL,
CPER_SEV_CORRECTED,
CPER_SEV_INFORMATIONAL,
};
/*
* Validation bits definition for validation_bits in struct
* cper_record_header. If set, corresponding fields in struct
* cper_record_header contain valid information.
*/
#define CPER_VALID_PLATFORM_ID 0x0001
#define CPER_VALID_TIMESTAMP 0x0002
#define CPER_VALID_PARTITION_ID 0x0004
/*
* Notification type used to generate error record, used in
* notification_type in struct cper_record_header. These UUIDs are defined
* in the UEFI spec v2.7, sec N.2.1.
*/
/* Corrected Machine Check */
#define CPER_NOTIFY_CMC \
GUID_INIT(0x2DCE8BB1, 0xBDD7, 0x450e, 0xB9, 0xAD, 0x9C, 0xF4, \
0xEB, 0xD4, 0xF8, 0x90)
/* Corrected Platform Error */
#define CPER_NOTIFY_CPE \
GUID_INIT(0x4E292F96, 0xD843, 0x4a55, 0xA8, 0xC2, 0xD4, 0x81, \
0xF2, 0x7E, 0xBE, 0xEE)
/* Machine Check Exception */
#define CPER_NOTIFY_MCE \
GUID_INIT(0xE8F56FFE, 0x919C, 0x4cc5, 0xBA, 0x88, 0x65, 0xAB, \
0xE1, 0x49, 0x13, 0xBB)
/* PCI Express Error */
#define CPER_NOTIFY_PCIE \
GUID_INIT(0xCF93C01F, 0x1A16, 0x4dfc, 0xB8, 0xBC, 0x9C, 0x4D, \
0xAF, 0x67, 0xC1, 0x04)
/* INIT Record (for IPF) */
#define CPER_NOTIFY_INIT \
GUID_INIT(0xCC5263E8, 0x9308, 0x454a, 0x89, 0xD0, 0x34, 0x0B, \
0xD3, 0x9B, 0xC9, 0x8E)
/* Non-Maskable Interrupt */
#define CPER_NOTIFY_NMI \
GUID_INIT(0x5BAD89FF, 0xB7E6, 0x42c9, 0x81, 0x4A, 0xCF, 0x24, \
0x85, 0xD6, 0xE9, 0x8A)
/* BOOT Error Record */
#define CPER_NOTIFY_BOOT \
GUID_INIT(0x3D61A466, 0xAB40, 0x409a, 0xA6, 0x98, 0xF3, 0x62, \
0xD4, 0x64, 0xB3, 0x8F)
/* DMA Remapping Error */
#define CPER_NOTIFY_DMAR \
GUID_INIT(0x667DD791, 0xC6B3, 0x4c27, 0x8A, 0x6B, 0x0F, 0x8E, \
0x72, 0x2D, 0xEB, 0x41)
/*
* Flags bits definitions for flags in struct cper_record_header
* If set, the error has been recovered
*/
#define CPER_HW_ERROR_FLAGS_RECOVERED 0x1
/* If set, the error is for previous boot */
#define CPER_HW_ERROR_FLAGS_PREVERR 0x2
/* If set, the error is injected for testing */
#define CPER_HW_ERROR_FLAGS_SIMULATED 0x4
/*
* CPER section header revision, used in revision field in struct
* cper_section_descriptor
*/
#define CPER_SEC_REV 0x0100
/*
* Validation bits definition for validation_bits in struct
* cper_section_descriptor. If set, corresponding fields in struct
* cper_section_descriptor contain valid information.
*/
#define CPER_SEC_VALID_FRU_ID 0x1
#define CPER_SEC_VALID_FRU_TEXT 0x2
/*
* Flags bits definitions for flags in struct cper_section_descriptor
*
* If set, the section is associated with the error condition
* directly, and should be focused on
*/
#define CPER_SEC_PRIMARY 0x0001
/*
* If set, the error was not contained within the processor or memory
* hierarchy and the error may have propagated to persistent storage
* or network
*/
#define CPER_SEC_CONTAINMENT_WARNING 0x0002
/* If set, the component must be re-initialized or re-enabled prior to use */
#define CPER_SEC_RESET 0x0004
/* If set, Linux may choose to discontinue use of the resource */
#define CPER_SEC_ERROR_THRESHOLD_EXCEEDED 0x0008
/*
* If set, resource could not be queried for error information due to
* conflicts with other system software or resources. Some fields of
* the section will be invalid
*/
#define CPER_SEC_RESOURCE_NOT_ACCESSIBLE 0x0010
/*
* If set, action has been taken to ensure error containment (such as
* poisoning data), but the error has not been fully corrected and the
* data has not been consumed. Linux may choose to take further
* corrective action before the data is consumed
*/
#define CPER_SEC_LATENT_ERROR 0x0020
/*
* Section type definitions, used in section_type field in struct
* cper_section_descriptor. These UUIDs are defined in the UEFI spec
* v2.7, sec N.2.2.
*/
/* Processor Generic */
#define CPER_SEC_PROC_GENERIC \
GUID_INIT(0x9876CCAD, 0x47B4, 0x4bdb, 0xB6, 0x5E, 0x16, 0xF1, \
0x93, 0xC4, 0xF3, 0xDB)
/* Processor Specific: X86/X86_64 */
#define CPER_SEC_PROC_IA \
GUID_INIT(0xDC3EA0B0, 0xA144, 0x4797, 0xB9, 0x5B, 0x53, 0xFA, \
0x24, 0x2B, 0x6E, 0x1D)
/* Processor Specific: IA64 */
#define CPER_SEC_PROC_IPF \
GUID_INIT(0xE429FAF1, 0x3CB7, 0x11D4, 0x0B, 0xCA, 0x07, 0x00, \
0x80, 0xC7, 0x3C, 0x88, 0x81)
/* Processor Specific: ARM */
#define CPER_SEC_PROC_ARM \
GUID_INIT(0xE19E3D16, 0xBC11, 0x11E4, 0x9C, 0xAA, 0xC2, 0x05, \
0x1D, 0x5D, 0x46, 0xB0)
/* Platform Memory */
#define CPER_SEC_PLATFORM_MEM \
GUID_INIT(0xA5BC1114, 0x6F64, 0x4EDE, 0xB8, 0x63, 0x3E, 0x83, \
0xED, 0x7C, 0x83, 0xB1)
#define CPER_SEC_PCIE \
GUID_INIT(0xD995E954, 0xBBC1, 0x430F, 0xAD, 0x91, 0xB4, 0x4D, \
0xCB, 0x3C, 0x6F, 0x35)
/* Firmware Error Record Reference */
#define CPER_SEC_FW_ERR_REC_REF \
GUID_INIT(0x81212A96, 0x09ED, 0x4996, 0x94, 0x71, 0x8D, 0x72, \
0x9C, 0x8E, 0x69, 0xED)
/* PCI/PCI-X Bus */
#define CPER_SEC_PCI_X_BUS \
GUID_INIT(0xC5753963, 0x3B84, 0x4095, 0xBF, 0x78, 0xED, 0xDA, \
0xD3, 0xF9, 0xC9, 0xDD)
/* PCI Component/Device */
#define CPER_SEC_PCI_DEV \
GUID_INIT(0xEB5E4685, 0xCA66, 0x4769, 0xB6, 0xA2, 0x26, 0x06, \
0x8B, 0x00, 0x13, 0x26)
#define CPER_SEC_DMAR_GENERIC \
GUID_INIT(0x5B51FEF7, 0xC79D, 0x4434, 0x8F, 0x1B, 0xAA, 0x62, \
0xDE, 0x3E, 0x2C, 0x64)
/* Intel VT for Directed I/O specific DMAr */
#define CPER_SEC_DMAR_VT \
GUID_INIT(0x71761D37, 0x32B2, 0x45cd, 0xA7, 0xD0, 0xB0, 0xFE, \
0xDD, 0x93, 0xE8, 0xCF)
/* IOMMU specific DMAr */
#define CPER_SEC_DMAR_IOMMU \
GUID_INIT(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F, \
0xDF, 0xAA, 0x84, 0xEC)
#define CPER_PROC_VALID_TYPE 0x0001
#define CPER_PROC_VALID_ISA 0x0002
#define CPER_PROC_VALID_ERROR_TYPE 0x0004
#define CPER_PROC_VALID_OPERATION 0x0008
#define CPER_PROC_VALID_FLAGS 0x0010
#define CPER_PROC_VALID_LEVEL 0x0020
#define CPER_PROC_VALID_VERSION 0x0040
#define CPER_PROC_VALID_BRAND_INFO 0x0080
#define CPER_PROC_VALID_ID 0x0100
#define CPER_PROC_VALID_TARGET_ADDRESS 0x0200
#define CPER_PROC_VALID_REQUESTOR_ID 0x0400
#define CPER_PROC_VALID_RESPONDER_ID 0x0800
#define CPER_PROC_VALID_IP 0x1000
#define CPER_MEM_VALID_ERROR_STATUS 0x0001
#define CPER_MEM_VALID_PA 0x0002
#define CPER_MEM_VALID_PA_MASK 0x0004
#define CPER_MEM_VALID_NODE 0x0008
#define CPER_MEM_VALID_CARD 0x0010
#define CPER_MEM_VALID_MODULE 0x0020
#define CPER_MEM_VALID_BANK 0x0040
#define CPER_MEM_VALID_DEVICE 0x0080
#define CPER_MEM_VALID_ROW 0x0100
#define CPER_MEM_VALID_COLUMN 0x0200
#define CPER_MEM_VALID_BIT_POSITION 0x0400
#define CPER_MEM_VALID_REQUESTOR_ID 0x0800
#define CPER_MEM_VALID_RESPONDER_ID 0x1000
#define CPER_MEM_VALID_TARGET_ID 0x2000
#define CPER_MEM_VALID_ERROR_TYPE 0x4000
#define CPER_MEM_VALID_RANK_NUMBER 0x8000
#define CPER_MEM_VALID_CARD_HANDLE 0x10000
#define CPER_MEM_VALID_MODULE_HANDLE 0x20000
#define CPER_MEM_VALID_ROW_EXT 0x40000
#define CPER_MEM_VALID_BANK_GROUP 0x80000
#define CPER_MEM_VALID_BANK_ADDRESS 0x100000
#define CPER_MEM_VALID_CHIP_ID 0x200000
#define CPER_MEM_EXT_ROW_MASK 0x3
#define CPER_MEM_EXT_ROW_SHIFT 16
#define CPER_MEM_BANK_ADDRESS_MASK 0xff
#define CPER_MEM_BANK_GROUP_SHIFT 8
#define CPER_MEM_CHIP_ID_SHIFT 5
#define CPER_PCIE_VALID_PORT_TYPE 0x0001
#define CPER_PCIE_VALID_VERSION 0x0002
#define CPER_PCIE_VALID_COMMAND_STATUS 0x0004
#define CPER_PCIE_VALID_DEVICE_ID 0x0008
#define CPER_PCIE_VALID_SERIAL_NUMBER 0x0010
#define CPER_PCIE_VALID_BRIDGE_CONTROL_STATUS 0x0020
#define CPER_PCIE_VALID_CAPABILITY 0x0040
#define CPER_PCIE_VALID_AER_INFO 0x0080
#define CPER_PCIE_SLOT_SHIFT 3
#define CPER_ARM_VALID_MPIDR BIT(0)
#define CPER_ARM_VALID_AFFINITY_LEVEL BIT(1)
#define CPER_ARM_VALID_RUNNING_STATE BIT(2)
#define CPER_ARM_VALID_VENDOR_INFO BIT(3)
#define CPER_ARM_INFO_VALID_MULTI_ERR BIT(0)
#define CPER_ARM_INFO_VALID_FLAGS BIT(1)
#define CPER_ARM_INFO_VALID_ERR_INFO BIT(2)
#define CPER_ARM_INFO_VALID_VIRT_ADDR BIT(3)
#define CPER_ARM_INFO_VALID_PHYSICAL_ADDR BIT(4)
#define CPER_ARM_INFO_FLAGS_FIRST BIT(0)
#define CPER_ARM_INFO_FLAGS_LAST BIT(1)
#define CPER_ARM_INFO_FLAGS_PROPAGATED BIT(2)
#define CPER_ARM_INFO_FLAGS_OVERFLOW BIT(3)
#define CPER_ARM_CACHE_ERROR 0
#define CPER_ARM_TLB_ERROR 1
#define CPER_ARM_BUS_ERROR 2
#define CPER_ARM_VENDOR_ERROR 3
#define CPER_ARM_MAX_TYPE CPER_ARM_VENDOR_ERROR
#define CPER_ARM_ERR_VALID_TRANSACTION_TYPE BIT(0)
#define CPER_ARM_ERR_VALID_OPERATION_TYPE BIT(1)
#define CPER_ARM_ERR_VALID_LEVEL BIT(2)
#define CPER_ARM_ERR_VALID_PROC_CONTEXT_CORRUPT BIT(3)
#define CPER_ARM_ERR_VALID_CORRECTED BIT(4)
#define CPER_ARM_ERR_VALID_PRECISE_PC BIT(5)
#define CPER_ARM_ERR_VALID_RESTARTABLE_PC BIT(6)
#define CPER_ARM_ERR_VALID_PARTICIPATION_TYPE BIT(7)
#define CPER_ARM_ERR_VALID_TIME_OUT BIT(8)
#define CPER_ARM_ERR_VALID_ADDRESS_SPACE BIT(9)
#define CPER_ARM_ERR_VALID_MEM_ATTRIBUTES BIT(10)
#define CPER_ARM_ERR_VALID_ACCESS_MODE BIT(11)
#define CPER_ARM_ERR_TRANSACTION_SHIFT 16
#define CPER_ARM_ERR_TRANSACTION_MASK GENMASK(1,0)
#define CPER_ARM_ERR_OPERATION_SHIFT 18
#define CPER_ARM_ERR_OPERATION_MASK GENMASK(3,0)
#define CPER_ARM_ERR_LEVEL_SHIFT 22
#define CPER_ARM_ERR_LEVEL_MASK GENMASK(2,0)
#define CPER_ARM_ERR_PC_CORRUPT_SHIFT 25
#define CPER_ARM_ERR_PC_CORRUPT_MASK GENMASK(0,0)
#define CPER_ARM_ERR_CORRECTED_SHIFT 26
#define CPER_ARM_ERR_CORRECTED_MASK GENMASK(0,0)
#define CPER_ARM_ERR_PRECISE_PC_SHIFT 27
#define CPER_ARM_ERR_PRECISE_PC_MASK GENMASK(0,0)
#define CPER_ARM_ERR_RESTARTABLE_PC_SHIFT 28
#define CPER_ARM_ERR_RESTARTABLE_PC_MASK GENMASK(0,0)
#define CPER_ARM_ERR_PARTICIPATION_TYPE_SHIFT 29
#define CPER_ARM_ERR_PARTICIPATION_TYPE_MASK GENMASK(1,0)
#define CPER_ARM_ERR_TIME_OUT_SHIFT 31
#define CPER_ARM_ERR_TIME_OUT_MASK GENMASK(0,0)
#define CPER_ARM_ERR_ADDRESS_SPACE_SHIFT 32
#define CPER_ARM_ERR_ADDRESS_SPACE_MASK GENMASK(1,0)
#define CPER_ARM_ERR_MEM_ATTRIBUTES_SHIFT 34
#define CPER_ARM_ERR_MEM_ATTRIBUTES_MASK GENMASK(8,0)
#define CPER_ARM_ERR_ACCESS_MODE_SHIFT 43
#define CPER_ARM_ERR_ACCESS_MODE_MASK GENMASK(0,0)
/*
* All tables and structs must be byte-packed to match CPER
* specification, since the tables are provided by the system BIOS
*/
#pragma pack(1)
/* Record Header, UEFI v2.7 sec N.2.1 */
struct cper_record_header {
char signature[CPER_SIG_SIZE]; /* must be CPER_SIG_RECORD */
u16 revision; /* must be CPER_RECORD_REV */
u32 signature_end; /* must be CPER_SIG_END */
u16 section_count;
u32 error_severity;
u32 validation_bits;
u32 record_length;
u64 timestamp;
guid_t platform_id;
guid_t partition_id;
guid_t creator_id;
guid_t notification_type;
u64 record_id;
u32 flags;
u64 persistence_information;
u8 reserved[12]; /* must be zero */
};
/* Section Descriptor, UEFI v2.7 sec N.2.2 */
struct cper_section_descriptor {
u32 section_offset; /* Offset in bytes of the
* section body from the base
* of the record header */
u32 section_length;
u16 revision; /* must be CPER_RECORD_REV */
u8 validation_bits;
u8 reserved; /* must be zero */
u32 flags;
guid_t section_type;
guid_t fru_id;
u32 section_severity;
u8 fru_text[20];
};
/* Generic Processor Error Section, UEFI v2.7 sec N.2.4.1 */
struct cper_sec_proc_generic {
u64 validation_bits;
u8 proc_type;
u8 proc_isa;
u8 proc_error_type;
u8 operation;
u8 flags;
u8 level;
u16 reserved;
u64 cpu_version;
char cpu_brand[128];
u64 proc_id;
u64 target_addr;
u64 requestor_id;
u64 responder_id;
u64 ip;
};
/* IA32/X64 Processor Error Section, UEFI v2.7 sec N.2.4.2 */
struct cper_sec_proc_ia {
u64 validation_bits;
u64 lapic_id;
u8 cpuid[48];
};
/* IA32/X64 Processor Error Information Structure, UEFI v2.7 sec N.2.4.2.1 */
struct cper_ia_err_info {
guid_t err_type;
u64 validation_bits;
u64 check_info;
u64 target_id;
u64 requestor_id;
u64 responder_id;
u64 ip;
};
/* IA32/X64 Processor Context Information Structure, UEFI v2.7 sec N.2.4.2.2 */
struct cper_ia_proc_ctx {
u16 reg_ctx_type;
u16 reg_arr_size;
u32 msr_addr;
u64 mm_reg_addr;
};
/* ARM Processor Error Section, UEFI v2.7 sec N.2.4.4 */
struct cper_sec_proc_arm {
u32 validation_bits;
u16 err_info_num; /* Number of Processor Error Info */
u16 context_info_num; /* Number of Processor Context Info Records*/
u32 section_length;
u8 affinity_level;
u8 reserved[3]; /* must be zero */
u64 mpidr;
u64 midr;
u32 running_state; /* Bit 0 set - Processor running. PSCI = 0 */
u32 psci_state;
};
/* ARM Processor Error Information Structure, UEFI v2.7 sec N.2.4.4.1 */
struct cper_arm_err_info {
u8 version;
u8 length;
u16 validation_bits;
u8 type;
u16 multiple_error;
u8 flags;
u64 error_info;
u64 virt_fault_addr;
u64 physical_fault_addr;
};
/* ARM Processor Context Information Structure, UEFI v2.7 sec N.2.4.4.2 */
struct cper_arm_ctx_info {
u16 version;
u16 type;
u32 size;
};
/* Old Memory Error Section, UEFI v2.1, v2.2 */
struct cper_sec_mem_err_old {
u64 validation_bits;
u64 error_status;
u64 physical_addr;
u64 physical_addr_mask;
u16 node;
u16 card;
u16 module;
u16 bank;
u16 device;
u16 row;
u16 column;
u16 bit_pos;
u64 requestor_id;
u64 responder_id;
u64 target_id;
u8 error_type;
};
/* Memory Error Section (UEFI >= v2.3), UEFI v2.8 sec N.2.5 */
struct cper_sec_mem_err {
u64 validation_bits;
u64 error_status;
u64 physical_addr;
u64 physical_addr_mask;
u16 node;
u16 card;
u16 module;
u16 bank;
u16 device;
u16 row;
u16 column;
u16 bit_pos;
u64 requestor_id;
u64 responder_id;
u64 target_id;
u8 error_type;
u8 extended;
u16 rank;
u16 mem_array_handle; /* "card handle" in UEFI 2.4 */
u16 mem_dev_handle; /* "module handle" in UEFI 2.4 */
};
struct cper_mem_err_compact {
u64 validation_bits;
u16 node;
u16 card;
u16 module;
u16 bank;
u16 device;
u16 row;
u16 column;
u16 bit_pos;
u64 requestor_id;
u64 responder_id;
u64 target_id;
u16 rank;
u16 mem_array_handle;
u16 mem_dev_handle;
u8 extended;
};
static inline u32 cper_get_mem_extension(u64 mem_valid, u8 mem_extended)
{
if (!(mem_valid & CPER_MEM_VALID_ROW_EXT))
return 0;
return (mem_extended & CPER_MEM_EXT_ROW_MASK) << CPER_MEM_EXT_ROW_SHIFT;
}
/* PCI Express Error Section, UEFI v2.7 sec N.2.7 */
struct cper_sec_pcie {
u64 validation_bits;
u32 port_type;
struct {
u8 minor;
u8 major;
u8 reserved[2];
} version;
u16 command;
u16 status;
u32 reserved;
struct {
u16 vendor_id;
u16 device_id;
u8 class_code[3];
u8 function;
u8 device;
u16 segment;
u8 bus;
u8 secondary_bus;
u16 slot;
u8 reserved;
} device_id;
struct {
u32 lower;
u32 upper;
} serial_number;
struct {
u16 secondary_status;
u16 control;
} bridge;
u8 capability[60];
u8 aer_info[96];
};
/* Firmware Error Record Reference, UEFI v2.7 sec N.2.10 */
struct cper_sec_fw_err_rec_ref {
u8 record_type;
u8 revision;
u8 reserved[6];
u64 record_identifier;
guid_t record_identifier_guid;
};
/* Reset to default packing */
#pragma pack()
extern const char *const cper_proc_error_type_strs[4];
u64 cper_next_record_id(void);
const char *cper_severity_str(unsigned int);
const char *cper_mem_err_type_str(unsigned int);
const char *cper_mem_err_status_str(u64 status);
void cper_print_bits(const char *prefix, unsigned int bits,
const char * const strs[], unsigned int strs_size);
void cper_mem_err_pack(const struct cper_sec_mem_err *,
struct cper_mem_err_compact *);
const char *cper_mem_err_unpack(struct trace_seq *,
struct cper_mem_err_compact *);
void cper_print_proc_arm(const char *pfx,
const struct cper_sec_proc_arm *proc);
void cper_print_proc_ia(const char *pfx,
const struct cper_sec_proc_ia *proc);
int cper_mem_err_location(struct cper_mem_err_compact *mem, char *msg);
int cper_dimm_err_location(struct cper_mem_err_compact *mem, char *msg);
#endif
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