diff options
Diffstat (limited to 'include/linux/cper.h')
| -rw-r--r-- | include/linux/cper.h | 54 |
1 files changed, 26 insertions, 28 deletions
diff --git a/include/linux/cper.h b/include/linux/cper.h index 9c703a0abe6e..2f361a96dc76 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -44,7 +44,7 @@ */ #define CPER_REC_LEN 256 /* - * Severity difinition for error_severity in struct cper_record_header + * Severity definition for error_severity in struct cper_record_header * and section_severity in struct cper_section_descriptor */ enum { @@ -55,24 +55,21 @@ enum { }; /* - * Validation bits difinition for validation_bits in struct + * Validation bits definition for validation_bits in struct * cper_record_header. If set, corresponding fields in struct * cper_record_header contain valid information. - * - * corresponds platform_id */ #define CPER_VALID_PLATFORM_ID 0x0001 -/* corresponds timestamp */ #define CPER_VALID_TIMESTAMP 0x0002 -/* corresponds partition_id */ #define CPER_VALID_PARTITION_ID 0x0004 /* * Notification type used to generate error record, used in - * notification_type in struct cper_record_header - * - * Corrected Machine Check + * 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) @@ -122,14 +119,11 @@ enum { #define CPER_SEC_REV 0x0100 /* - * Validation bits difinition for validation_bits in struct + * Validation bits definition for validation_bits in struct * cper_section_descriptor. If set, corresponding fields in struct * cper_section_descriptor contain valid information. - * - * corresponds fru_id */ #define CPER_SEC_VALID_FRU_ID 0x1 -/* corresponds fru_text */ #define CPER_SEC_VALID_FRU_TEXT 0x2 /* @@ -165,10 +159,11 @@ enum { /* * Section type definitions, used in section_type field in struct - * cper_section_descriptor - * - * Processor Generic + * 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) @@ -325,6 +320,7 @@ enum { */ #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 */ @@ -344,6 +340,7 @@ struct cper_record_header { __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 @@ -359,7 +356,7 @@ struct cper_section_descriptor { __u8 fru_text[20]; }; -/* Generic Processor Error Section */ +/* Generic Processor Error Section, UEFI v2.7 sec N.2.4.1 */ struct cper_sec_proc_generic { __u64 validation_bits; __u8 proc_type; @@ -378,14 +375,14 @@ struct cper_sec_proc_generic { __u64 ip; }; -/* IA32/X64 Processor Error Section */ +/* 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 */ +/* 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; @@ -396,7 +393,7 @@ struct cper_ia_err_info { __u64 ip; }; -/* IA32/X64 Processor Context Information Structure */ +/* 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; @@ -404,7 +401,7 @@ struct cper_ia_proc_ctx { __u64 mm_reg_addr; }; -/* ARM Processor Error Section */ +/* 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 */ @@ -418,7 +415,7 @@ struct cper_sec_proc_arm { __u32 psci_state; }; -/* ARM Processor Error Information Structure */ +/* ARM Processor Error Information Structure, UEFI v2.7 sec N.2.4.4.1 */ struct cper_arm_err_info { __u8 version; __u8 length; @@ -431,14 +428,14 @@ struct cper_arm_err_info { __u64 physical_fault_addr; }; -/* ARM Processor Context Information Structure */ +/* 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 2.1, 2.2 */ +/* Old Memory Error Section, UEFI v2.1, v2.2 */ struct cper_sec_mem_err_old { __u64 validation_bits; __u64 error_status; @@ -458,7 +455,7 @@ struct cper_sec_mem_err_old { __u8 error_type; }; -/* Memory Error Section UEFI >= 2.3 */ +/* Memory Error Section (UEFI >= v2.3), UEFI v2.7 sec N.2.5 */ struct cper_sec_mem_err { __u64 validation_bits; __u64 error_status; @@ -478,8 +475,8 @@ struct cper_sec_mem_err { __u8 error_type; __u8 reserved; __u16 rank; - __u16 mem_array_handle; /* card handle in UEFI 2.4 */ - __u16 mem_dev_handle; /* module handle in UEFI 2.4 */ + __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 { @@ -500,6 +497,7 @@ struct cper_mem_err_compact { __u16 mem_dev_handle; }; +/* PCI Express Error Section, UEFI v2.7 sec N.2.7 */ struct cper_sec_pcie { __u64 validation_bits; __u32 port_type; @@ -538,7 +536,7 @@ struct cper_sec_pcie { /* Reset to default packing */ #pragma pack() -extern const char * const cper_proc_error_type_strs[4]; +extern const char *const cper_proc_error_type_strs[4]; u64 cper_next_record_id(void); const char *cper_severity_str(unsigned int); |