mce.h (ae744f3432d3872c51298d922728e13c24ccc068) | mce.h (36df96f8acaf51992177645eb2d781f766ce97dc) |
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1/* 2 * Machine check exception header file. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 * --- 52 unchanged lines hidden (view full) --- 61/* SLB error bits */ 62#define P7_DSISR_MC_SLB_ERRORS (P7_DSISR_MC_ERAT_MULTIHIT | \ 63 P7_DSISR_MC_SLB_PARITY_MFSLB | \ 64 P7_DSISR_MC_SLB_MULTIHIT | \ 65 P7_DSISR_MC_SLB_MULTIHIT_PARITY) 66 67#define P8_DSISR_MC_SLB_ERRORS (P7_DSISR_MC_SLB_ERRORS | \ 68 P8_DSISR_MC_ERAT_MULTIHIT_SEC) | 1/* 2 * Machine check exception header file. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 * --- 52 unchanged lines hidden (view full) --- 61/* SLB error bits */ 62#define P7_DSISR_MC_SLB_ERRORS (P7_DSISR_MC_ERAT_MULTIHIT | \ 63 P7_DSISR_MC_SLB_PARITY_MFSLB | \ 64 P7_DSISR_MC_SLB_MULTIHIT | \ 65 P7_DSISR_MC_SLB_MULTIHIT_PARITY) 66 67#define P8_DSISR_MC_SLB_ERRORS (P7_DSISR_MC_SLB_ERRORS | \ 68 P8_DSISR_MC_ERAT_MULTIHIT_SEC) |
69enum MCE_Version { 70 MCE_V1 = 1, 71}; |
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69 | 72 |
73enum MCE_Severity { 74 MCE_SEV_NO_ERROR = 0, 75 MCE_SEV_WARNING = 1, 76 MCE_SEV_ERROR_SYNC = 2, 77 MCE_SEV_FATAL = 3, 78}; 79 80enum MCE_Disposition { 81 MCE_DISPOSITION_RECOVERED = 0, 82 MCE_DISPOSITION_NOT_RECOVERED = 1, 83}; 84 85enum MCE_Initiator { 86 MCE_INITIATOR_UNKNOWN = 0, 87 MCE_INITIATOR_CPU = 1, 88}; 89 90enum MCE_ErrorType { 91 MCE_ERROR_TYPE_UNKNOWN = 0, 92 MCE_ERROR_TYPE_UE = 1, 93 MCE_ERROR_TYPE_SLB = 2, 94 MCE_ERROR_TYPE_ERAT = 3, 95 MCE_ERROR_TYPE_TLB = 4, 96}; 97 98enum MCE_UeErrorType { 99 MCE_UE_ERROR_INDETERMINATE = 0, 100 MCE_UE_ERROR_IFETCH = 1, 101 MCE_UE_ERROR_PAGE_TABLE_WALK_IFETCH = 2, 102 MCE_UE_ERROR_LOAD_STORE = 3, 103 MCE_UE_ERROR_PAGE_TABLE_WALK_LOAD_STORE = 4, 104}; 105 106enum MCE_SlbErrorType { 107 MCE_SLB_ERROR_INDETERMINATE = 0, 108 MCE_SLB_ERROR_PARITY = 1, 109 MCE_SLB_ERROR_MULTIHIT = 2, 110}; 111 112enum MCE_EratErrorType { 113 MCE_ERAT_ERROR_INDETERMINATE = 0, 114 MCE_ERAT_ERROR_PARITY = 1, 115 MCE_ERAT_ERROR_MULTIHIT = 2, 116}; 117 118enum MCE_TlbErrorType { 119 MCE_TLB_ERROR_INDETERMINATE = 0, 120 MCE_TLB_ERROR_PARITY = 1, 121 MCE_TLB_ERROR_MULTIHIT = 2, 122}; 123 124struct machine_check_event { 125 enum MCE_Version version:8; /* 0x00 */ 126 uint8_t in_use; /* 0x01 */ 127 enum MCE_Severity severity:8; /* 0x02 */ 128 enum MCE_Initiator initiator:8; /* 0x03 */ 129 enum MCE_ErrorType error_type:8; /* 0x04 */ 130 enum MCE_Disposition disposition:8; /* 0x05 */ 131 uint8_t reserved_1[2]; /* 0x06 */ 132 uint64_t gpr3; /* 0x08 */ 133 uint64_t srr0; /* 0x10 */ 134 uint64_t srr1; /* 0x18 */ 135 union { /* 0x20 */ 136 struct { 137 enum MCE_UeErrorType ue_error_type:8; 138 uint8_t effective_address_provided; 139 uint8_t physical_address_provided; 140 uint8_t reserved_1[5]; 141 uint64_t effective_address; 142 uint64_t physical_address; 143 uint8_t reserved_2[8]; 144 } ue_error; 145 146 struct { 147 enum MCE_SlbErrorType slb_error_type:8; 148 uint8_t effective_address_provided; 149 uint8_t reserved_1[6]; 150 uint64_t effective_address; 151 uint8_t reserved_2[16]; 152 } slb_error; 153 154 struct { 155 enum MCE_EratErrorType erat_error_type:8; 156 uint8_t effective_address_provided; 157 uint8_t reserved_1[6]; 158 uint64_t effective_address; 159 uint8_t reserved_2[16]; 160 } erat_error; 161 162 struct { 163 enum MCE_TlbErrorType tlb_error_type:8; 164 uint8_t effective_address_provided; 165 uint8_t reserved_1[6]; 166 uint64_t effective_address; 167 uint8_t reserved_2[16]; 168 } tlb_error; 169 } u; 170}; 171 172struct mce_error_info { 173 enum MCE_ErrorType error_type:8; 174 union { 175 enum MCE_UeErrorType ue_error_type:8; 176 enum MCE_SlbErrorType slb_error_type:8; 177 enum MCE_EratErrorType erat_error_type:8; 178 enum MCE_TlbErrorType tlb_error_type:8; 179 } u; 180 uint8_t reserved[2]; 181}; 182 183#define MAX_MC_EVT 100 184 185/* Release flags for get_mce_event() */ 186#define MCE_EVENT_RELEASE true 187#define MCE_EVENT_DONTRELEASE false 188 189extern void save_mce_event(struct pt_regs *regs, long handled, 190 struct mce_error_info *mce_err, uint64_t addr); 191extern int get_mce_event(struct machine_check_event *mce, bool release); 192extern void release_mce_event(void); 193 |
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70#endif /* __ASM_PPC64_MCE_H__ */ | 194#endif /* __ASM_PPC64_MCE_H__ */ |