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gerrit.openbmc.org / openbmc / libcper / 347cbc17de2c201300aa21dddf2f59da77376ca8 / . / sections / cper-section-memory.c
blob: 296425cedf3d260061fc2b427f3011bdcab6110a [file] [log] [blame]
Lawrence Tang7f21db62022-07-06 11:09:39 +0100[diff] [blame]1/**
2 * Describes functions for converting memory error CPER sections from binary and JSON format
3 * into an intermediate format.
4 *
5 * Author: Lawrence.Tang@arm.com
6 **/
7#include <stdio.h>
8#include "json.h"
9#include "../edk/Cper.h"
10#include "../cper-utils.h"
11#include "cper-section-memory.h"
12
13//Converts a single memory error CPER section into JSON IR.
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]14json_object* cper_section_platform_memory_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor)
Lawrence Tang7f21db62022-07-06 11:09:39 +0100[diff] [blame]15{
16 EFI_PLATFORM_MEMORY_ERROR_DATA* memory_error = (EFI_PLATFORM_MEMORY_ERROR_DATA*)section;
17 json_object* section_ir = json_object_new_object();
18
19 //Validation bitfield.
20 json_object* validation = bitfield_to_ir(memory_error->ValidFields, 22, MEMORY_ERROR_VALID_BITFIELD_NAMES);
21 json_object_object_add(section_ir, "validationBits", validation);
22
23 //Error status.
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]24 json_object* error_status = cper_generic_error_status_to_ir(&memory_error->ErrorStatus);
25 json_object_object_add(section_ir, "errorStatus", error_status);
26
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]27 //Bank.
28 json_object* bank = json_object_new_object();
Lawrence Tang583cdee2022-07-11 14:31:11 +0100[diff] [blame]29 if ((memory_error->ValidFields >> 5) & 0x1)
30 {
31 //Entire bank address mode.
32 json_object_object_add(bank, "value", json_object_new_uint64(memory_error->Bank));
33 }
34 else
35 {
36 //Address/group address mode.
37 json_object_object_add(bank, "address", json_object_new_uint64(memory_error->Bank & 0xFF));
38 json_object_object_add(bank, "group", json_object_new_uint64(memory_error->Bank >> 8));
39 }
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]40 json_object_object_add(section_ir, "bank", bank);
41
42 //Memory error type.
43 json_object* memory_error_type = integer_to_readable_pair(memory_error->ErrorType, 16,
44 MEMORY_ERROR_TYPES_KEYS,
45 MEMORY_ERROR_TYPES_VALUES,
46 "Unknown (Reserved)");
47 json_object_object_add(section_ir, "memoryErrorType", memory_error_type);
48
49 //"Extended" row/column indication field + misc.
50 json_object* extended = json_object_new_object();
51 json_object_object_add(extended, "rowBit16", json_object_new_boolean(memory_error->Extended & 0b1));
52 json_object_object_add(extended, "rowBit17", json_object_new_boolean((memory_error->Extended >> 1) & 0b1));
53 json_object_object_add(extended, "chipIdentification", json_object_new_int(memory_error->Extended >> 5));
54 json_object_object_add(section_ir, "extended", extended);
55
Lawrence Tang54da4412022-07-06 13:14:58 +0100[diff] [blame]56 //Miscellaneous numeric fields.
57 json_object_object_add(section_ir, "physicalAddress", json_object_new_uint64(memory_error->PhysicalAddress));
58 json_object_object_add(section_ir, "physicalAddressMask", json_object_new_uint64(memory_error->PhysicalAddressMask));
59 json_object_object_add(section_ir, "node", json_object_new_uint64(memory_error->Node));
60 json_object_object_add(section_ir, "card", json_object_new_uint64(memory_error->Card));
61 json_object_object_add(section_ir, "moduleRank", json_object_new_uint64(memory_error->ModuleRank));
62 json_object_object_add(section_ir, "device", json_object_new_uint64(memory_error->Device));
63 json_object_object_add(section_ir, "row", json_object_new_uint64(memory_error->Row));
64 json_object_object_add(section_ir, "column", json_object_new_uint64(memory_error->Column));
65 json_object_object_add(section_ir, "bitPosition", json_object_new_uint64(memory_error->BitPosition));
66 json_object_object_add(section_ir, "requestorID", json_object_new_uint64(memory_error->RequestorId));
67 json_object_object_add(section_ir, "responderID", json_object_new_uint64(memory_error->ResponderId));
68 json_object_object_add(section_ir, "targetID", json_object_new_uint64(memory_error->TargetId));
69 json_object_object_add(section_ir, "rankNumber", json_object_new_uint64(memory_error->RankNum));
70 json_object_object_add(section_ir, "cardSmbiosHandle", json_object_new_uint64(memory_error->CardHandle));
71 json_object_object_add(section_ir, "moduleSmbiosHandle", json_object_new_uint64(memory_error->ModuleHandle));
72
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]73 return section_ir;
74}
75
76//Converts a single memory error 2 CPER section into JSON IR.
77json_object* cper_section_platform_memory2_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor)
78{
79 EFI_PLATFORM_MEMORY2_ERROR_DATA* memory_error = (EFI_PLATFORM_MEMORY2_ERROR_DATA*)section;
80 json_object* section_ir = json_object_new_object();
81
Lawrence Tang54da4412022-07-06 13:14:58 +0100[diff] [blame]82 //Validation bits.
83 json_object* validation = bitfield_to_ir(memory_error->ValidFields, 22, MEMORY_ERROR_2_VALID_BITFIELD_NAMES);
84 json_object_object_add(section_ir, "validationBits", validation);
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]85
Lawrence Tang54da4412022-07-06 13:14:58 +0100[diff] [blame]86 //Error status.
87 json_object* error_status = cper_generic_error_status_to_ir(&memory_error->ErrorStatus);
88 json_object_object_add(section_ir, "errorStatus", error_status);
89
90 //Bank.
91 json_object* bank = json_object_new_object();
Lawrence Tang583cdee2022-07-11 14:31:11 +0100[diff] [blame]92 if ((memory_error->ValidFields >> 5) & 0x1)
93 {
94 //Entire bank address mode.
95 json_object_object_add(bank, "value", json_object_new_uint64(memory_error->Bank));
96 }
97 else
98 {
99 //Address/group address mode.
100 json_object_object_add(bank, "address", json_object_new_uint64(memory_error->Bank & 0xFF));
101 json_object_object_add(bank, "group", json_object_new_uint64(memory_error->Bank >> 8));
102 }
Lawrence Tang54da4412022-07-06 13:14:58 +0100[diff] [blame]103 json_object_object_add(section_ir, "bank", bank);
104
105 //Memory error type.
106 json_object* memory_error_type = integer_to_readable_pair(memory_error->MemErrorType, 16,
107 MEMORY_ERROR_TYPES_KEYS,
108 MEMORY_ERROR_TYPES_VALUES,
109 "Unknown (Reserved)");
110 json_object_object_add(section_ir, "memoryErrorType", memory_error_type);
111
112 //Status.
113 json_object* status = json_object_new_object();
114 json_object_object_add(status, "value", json_object_new_int(memory_error->Status));
115 json_object_object_add(status, "state", json_object_new_string(memory_error->Status & 0b1 == 0 ? "Corrected" : "Uncorrected"));
116 json_object_object_add(section_ir, "status", status);
117
118 //Miscellaneous numeric fields.
119 json_object_object_add(section_ir, "physicalAddress", json_object_new_uint64(memory_error->PhysicalAddress));
120 json_object_object_add(section_ir, "physicalAddressMask", json_object_new_uint64(memory_error->PhysicalAddressMask));
121 json_object_object_add(section_ir, "node", json_object_new_uint64(memory_error->Node));
122 json_object_object_add(section_ir, "card", json_object_new_uint64(memory_error->Card));
123 json_object_object_add(section_ir, "module", json_object_new_uint64(memory_error->Module));
124 json_object_object_add(section_ir, "device", json_object_new_uint64(memory_error->Device));
125 json_object_object_add(section_ir, "row", json_object_new_uint64(memory_error->Row));
126 json_object_object_add(section_ir, "column", json_object_new_uint64(memory_error->Column));
127 json_object_object_add(section_ir, "rank", json_object_new_uint64(memory_error->Rank));
128 json_object_object_add(section_ir, "bitPosition", json_object_new_uint64(memory_error->BitPosition));
129 json_object_object_add(section_ir, "chipID", json_object_new_uint64(memory_error->ChipId));
130 json_object_object_add(section_ir, "requestorID", json_object_new_uint64(memory_error->RequestorId));
131 json_object_object_add(section_ir, "responderID", json_object_new_uint64(memory_error->ResponderId));
132 json_object_object_add(section_ir, "targetID", json_object_new_uint64(memory_error->TargetId));
133 json_object_object_add(section_ir, "cardSmbiosHandle", json_object_new_uint64(memory_error->CardHandle));
134 json_object_object_add(section_ir, "moduleSmbiosHandle", json_object_new_uint64(memory_error->ModuleHandle));
135
Lawrence Tanga0865e32022-07-06 11:59:52 +0100[diff] [blame]136 return section_ir;
Lawrence Tang7f21db62022-07-06 11:09:39 +0100[diff] [blame]137}