1 What: /sys/bus/platform/devices/smpr 1 What: /sys/bus/platform/devices/smpro-errmon.*/error_[core|mem|pcie|other]_[ce|ue]
2 KernelVersion: 6.1 2 KernelVersion: 6.1
3 Contact: Quan Nguyen <quan@os.amperecomp 3 Contact: Quan Nguyen <quan@os.amperecomputing.com>
4 Description: 4 Description:
5 (RO) Contains the 48-byte Ampe 5 (RO) Contains the 48-byte Ampere (Vendor-Specific) Error Record printed
6 in hex format according to the 6 in hex format according to the table below:
7 7
8 +--------+---------------+---- 8 +--------+---------------+-------------+------------------------------------------------------------+
9 | Offset | Field | Siz 9 | Offset | Field | Size (byte) | Description |
10 +--------+---------------+---- 10 +--------+---------------+-------------+------------------------------------------------------------+
11 | 00 | Error Type | 1 11 | 00 | Error Type | 1 | See :ref:`the table below <smpro-error-types>` for details |
12 +--------+---------------+---- 12 +--------+---------------+-------------+------------------------------------------------------------+
13 | 01 | Subtype | 1 13 | 01 | Subtype | 1 | See :ref:`the table below <smpro-error-types>` for details |
14 +--------+---------------+---- 14 +--------+---------------+-------------+------------------------------------------------------------+
15 | 02 | Instance | 2 15 | 02 | Instance | 2 | See :ref:`the table below <smpro-error-types>` for details |
16 +--------+---------------+---- 16 +--------+---------------+-------------+------------------------------------------------------------+
17 | 04 | Error status | 4 17 | 04 | Error status | 4 | See ARM RAS specification for details |
18 +--------+---------------+---- 18 +--------+---------------+-------------+------------------------------------------------------------+
19 | 08 | Error Address | 8 19 | 08 | Error Address | 8 | See ARM RAS specification for details |
20 +--------+---------------+---- 20 +--------+---------------+-------------+------------------------------------------------------------+
21 | 16 | Error Misc 0 | 8 21 | 16 | Error Misc 0 | 8 | See ARM RAS specification for details |
22 +--------+---------------+---- 22 +--------+---------------+-------------+------------------------------------------------------------+
23 | 24 | Error Misc 1 | 8 23 | 24 | Error Misc 1 | 8 | See ARM RAS specification for details |
24 +--------+---------------+---- 24 +--------+---------------+-------------+------------------------------------------------------------+
25 | 32 | Error Misc 2 | 8 25 | 32 | Error Misc 2 | 8 | See ARM RAS specification for details |
26 +--------+---------------+---- 26 +--------+---------------+-------------+------------------------------------------------------------+
27 | 40 | Error Misc 3 | 8 27 | 40 | Error Misc 3 | 8 | See ARM RAS specification for details |
28 +--------+---------------+---- 28 +--------+---------------+-------------+------------------------------------------------------------+
29 29
30 The table below defines the va 30 The table below defines the value of error types, their subtype, subcomponent and instance:
31 31
32 .. _smpro-error-types: 32 .. _smpro-error-types:
33 33
34 +-----------------+----------- 34 +-----------------+------------+----------+----------------+----------------------------------------+
35 | Error Group | Error Type 35 | Error Group | Error Type | Sub type | Sub component | Instance |
36 +-----------------+----------- 36 +-----------------+------------+----------+----------------+----------------------------------------+
37 | CPM (core) | 0 37 | CPM (core) | 0 | 0 | Snoop-Logic | CPM # |
38 +-----------------+----------- 38 +-----------------+------------+----------+----------------+----------------------------------------+
39 | CPM (core) | 0 39 | CPM (core) | 0 | 2 | Armv8 Core 1 | CPM # |
40 +-----------------+----------- 40 +-----------------+------------+----------+----------------+----------------------------------------+
41 | MCU (mem) | 1 41 | MCU (mem) | 1 | 1 | ERR1 | MCU # \| SLOT << 11 |
42 +-----------------+----------- 42 +-----------------+------------+----------+----------------+----------------------------------------+
43 | MCU (mem) | 1 43 | MCU (mem) | 1 | 2 | ERR2 | MCU # \| SLOT << 11 |
44 +-----------------+----------- 44 +-----------------+------------+----------+----------------+----------------------------------------+
45 | MCU (mem) | 1 45 | MCU (mem) | 1 | 3 | ERR3 | MCU # |
46 +-----------------+----------- 46 +-----------------+------------+----------+----------------+----------------------------------------+
47 | MCU (mem) | 1 47 | MCU (mem) | 1 | 4 | ERR4 | MCU # |
48 +-----------------+----------- 48 +-----------------+------------+----------+----------------+----------------------------------------+
49 | MCU (mem) | 1 49 | MCU (mem) | 1 | 5 | ERR5 | MCU # |
50 +-----------------+----------- 50 +-----------------+------------+----------+----------------+----------------------------------------+
51 | MCU (mem) | 1 51 | MCU (mem) | 1 | 6 | ERR6 | MCU # |
52 +-----------------+----------- 52 +-----------------+------------+----------+----------------+----------------------------------------+
53 | MCU (mem) | 1 53 | MCU (mem) | 1 | 7 | Link Error | MCU # |
54 +-----------------+----------- 54 +-----------------+------------+----------+----------------+----------------------------------------+
55 | Mesh (other) | 2 55 | Mesh (other) | 2 | 0 | Cross Point | X \| (Y << 5) \| NS <<11 |
56 +-----------------+----------- 56 +-----------------+------------+----------+----------------+----------------------------------------+
57 | Mesh (other) | 2 57 | Mesh (other) | 2 | 1 | Home Node(IO) | X \| (Y << 5) \| NS <<11 |
58 +-----------------+----------- 58 +-----------------+------------+----------+----------------+----------------------------------------+
59 | Mesh (other) | 2 59 | Mesh (other) | 2 | 2 | Home Node(Mem) | X \| (Y << 5) \| NS <<11 \| device<<12 |
60 +-----------------+----------- 60 +-----------------+------------+----------+----------------+----------------------------------------+
61 | Mesh (other) | 2 61 | Mesh (other) | 2 | 4 | CCIX Node | X \| (Y << 5) \| NS <<11 |
62 +-----------------+----------- 62 +-----------------+------------+----------+----------------+----------------------------------------+
63 | 2P Link (other) | 3 63 | 2P Link (other) | 3 | 0 | N/A | Altra 2P Link # |
64 +-----------------+----------- 64 +-----------------+------------+----------+----------------+----------------------------------------+
65 | GIC (other) | 5 65 | GIC (other) | 5 | 0 | ERR0 | 0 |
66 +-----------------+----------- 66 +-----------------+------------+----------+----------------+----------------------------------------+
67 | GIC (other) | 5 67 | GIC (other) | 5 | 1 | ERR1 | 0 |
68 +-----------------+----------- 68 +-----------------+------------+----------+----------------+----------------------------------------+
69 | GIC (other) | 5 69 | GIC (other) | 5 | 2 | ERR2 | 0 |
70 +-----------------+----------- 70 +-----------------+------------+----------+----------------+----------------------------------------+
71 | GIC (other) | 5 71 | GIC (other) | 5 | 3 | ERR3 | 0 |
72 +-----------------+----------- 72 +-----------------+------------+----------+----------------+----------------------------------------+
73 | GIC (other) | 5 73 | GIC (other) | 5 | 4 | ERR4 | 0 |
74 +-----------------+----------- 74 +-----------------+------------+----------+----------------+----------------------------------------+
75 | GIC (other) | 5 75 | GIC (other) | 5 | 5 | ERR5 | 0 |
76 +-----------------+----------- 76 +-----------------+------------+----------+----------------+----------------------------------------+
77 | GIC (other) | 5 77 | GIC (other) | 5 | 6 | ERR6 | 0 |
78 +-----------------+----------- 78 +-----------------+------------+----------+----------------+----------------------------------------+
79 | GIC (other) | 5 79 | GIC (other) | 5 | 7 | ERR7 | 0 |
80 +-----------------+----------- 80 +-----------------+------------+----------+----------------+----------------------------------------+
81 | GIC (other) | 5 81 | GIC (other) | 5 | 8 | ERR8 | 0 |
82 +-----------------+----------- 82 +-----------------+------------+----------+----------------+----------------------------------------+
83 | GIC (other) | 5 83 | GIC (other) | 5 | 9 | ERR9 | 0 |
84 +-----------------+----------- 84 +-----------------+------------+----------+----------------+----------------------------------------+
85 | GIC (other) | 5 85 | GIC (other) | 5 | 10 | ERR10 | 0 |
86 +-----------------+----------- 86 +-----------------+------------+----------+----------------+----------------------------------------+
87 | GIC (other) | 5 87 | GIC (other) | 5 | 11 | ERR11 | 0 |
88 +-----------------+----------- 88 +-----------------+------------+----------+----------------+----------------------------------------+
89 | GIC (other) | 5 89 | GIC (other) | 5 | 12 | ERR12 | 0 |
90 +-----------------+----------- 90 +-----------------+------------+----------+----------------+----------------------------------------+
91 | GIC (other) | 5 91 | GIC (other) | 5 | 13-21 | ERR13 | RC # + 1 |
92 +-----------------+----------- 92 +-----------------+------------+----------+----------------+----------------------------------------+
93 | SMMU (other) | 6 93 | SMMU (other) | 6 | TCU | 100 | RC # |
94 +-----------------+----------- 94 +-----------------+------------+----------+----------------+----------------------------------------+
95 | SMMU (other) | 6 95 | SMMU (other) | 6 | TBU0 | 0 | RC # |
96 +-----------------+----------- 96 +-----------------+------------+----------+----------------+----------------------------------------+
97 | SMMU (other) | 6 97 | SMMU (other) | 6 | TBU1 | 1 | RC # |
98 +-----------------+----------- 98 +-----------------+------------+----------+----------------+----------------------------------------+
99 | SMMU (other) | 6 99 | SMMU (other) | 6 | TBU2 | 2 | RC # |
100 +-----------------+----------- 100 +-----------------+------------+----------+----------------+----------------------------------------+
101 | SMMU (other) | 6 101 | SMMU (other) | 6 | TBU3 | 3 | RC # |
102 +-----------------+----------- 102 +-----------------+------------+----------+----------------+----------------------------------------+
103 | SMMU (other) | 6 103 | SMMU (other) | 6 | TBU4 | 4 | RC # |
104 +-----------------+----------- 104 +-----------------+------------+----------+----------------+----------------------------------------+
105 | SMMU (other) | 6 105 | SMMU (other) | 6 | TBU5 | 5 | RC # |
106 +-----------------+----------- 106 +-----------------+------------+----------+----------------+----------------------------------------+
107 | SMMU (other) | 6 107 | SMMU (other) | 6 | TBU6 | 6 | RC # |
108 +-----------------+----------- 108 +-----------------+------------+----------+----------------+----------------------------------------+
109 | SMMU (other) | 6 109 | SMMU (other) | 6 | TBU7 | 7 | RC # |
110 +-----------------+----------- 110 +-----------------+------------+----------+----------------+----------------------------------------+
111 | SMMU (other) | 6 111 | SMMU (other) | 6 | TBU8 | 8 | RC # |
112 +-----------------+----------- 112 +-----------------+------------+----------+----------------+----------------------------------------+
113 | SMMU (other) | 6 113 | SMMU (other) | 6 | TBU9 | 9 | RC # |
114 +-----------------+----------- 114 +-----------------+------------+----------+----------------+----------------------------------------+
115 | PCIe AER (pcie) | 7 115 | PCIe AER (pcie) | 7 | Root | 0 | RC # |
116 +-----------------+----------- 116 +-----------------+------------+----------+----------------+----------------------------------------+
117 | PCIe AER (pcie) | 7 117 | PCIe AER (pcie) | 7 | Device | 1 | RC # |
118 +-----------------+----------- 118 +-----------------+------------+----------+----------------+----------------------------------------+
119 | PCIe RC (pcie) | 8 119 | PCIe RC (pcie) | 8 | RCA HB | 0 | RC # |
120 +-----------------+----------- 120 +-----------------+------------+----------+----------------+----------------------------------------+
121 | PCIe RC (pcie) | 8 121 | PCIe RC (pcie) | 8 | RCB HB | 1 | RC # |
122 +-----------------+----------- 122 +-----------------+------------+----------+----------------+----------------------------------------+
123 | PCIe RC (pcie) | 8 123 | PCIe RC (pcie) | 8 | RASDP | 8 | RC # |
124 +-----------------+----------- 124 +-----------------+------------+----------+----------------+----------------------------------------+
125 | OCM (other) | 9 125 | OCM (other) | 9 | ERR0 | 0 | 0 |
126 +-----------------+----------- 126 +-----------------+------------+----------+----------------+----------------------------------------+
127 | OCM (other) | 9 127 | OCM (other) | 9 | ERR1 | 1 | 0 |
128 +-----------------+----------- 128 +-----------------+------------+----------+----------------+----------------------------------------+
129 | OCM (other) | 9 129 | OCM (other) | 9 | ERR2 | 2 | 0 |
130 +-----------------+----------- 130 +-----------------+------------+----------+----------------+----------------------------------------+
131 | SMpro (other) | 10 131 | SMpro (other) | 10 | ERR0 | 0 | 0 |
132 +-----------------+----------- 132 +-----------------+------------+----------+----------------+----------------------------------------+
133 | SMpro (other) | 10 133 | SMpro (other) | 10 | ERR1 | 1 | 0 |
134 +-----------------+----------- 134 +-----------------+------------+----------+----------------+----------------------------------------+
135 | SMpro (other) | 10 135 | SMpro (other) | 10 | MPA_ERR | 2 | 0 |
136 +-----------------+----------- 136 +-----------------+------------+----------+----------------+----------------------------------------+
137 | PMpro (other) | 11 137 | PMpro (other) | 11 | ERR0 | 0 | 0 |
138 +-----------------+----------- 138 +-----------------+------------+----------+----------------+----------------------------------------+
139 | PMpro (other) | 11 139 | PMpro (other) | 11 | ERR1 | 1 | 0 |
140 +-----------------+----------- 140 +-----------------+------------+----------+----------------+----------------------------------------+
141 | PMpro (other) | 11 141 | PMpro (other) | 11 | MPA_ERR | 2 | 0 |
142 +-----------------+----------- 142 +-----------------+------------+----------+----------------+----------------------------------------+
143 143
144 Example:: 144 Example::
145 145
146 # cat error_other_ue 146 # cat error_other_ue
147 880807001e0040104010401015000 147 880807001e004010401040101500000001004010401040100c0000000000000000000000000000000000000000000000
148 148
149 The detail of each sysfs entri 149 The detail of each sysfs entries is as below:
150 150
151 +-------------+--------------- 151 +-------------+---------------------------------------------------------+----------------------------------+
152 | Error | 152 | Error | Sysfs entry | Description (when triggered) |
153 +-------------+--------------- 153 +-------------+---------------------------------------------------------+----------------------------------+
154 | Core's CE | /sys/bus/platf 154 | Core's CE | /sys/bus/platform/devices/smpro-errmon.*/error_core_ce | Core has CE error |
155 +-------------+--------------- 155 +-------------+---------------------------------------------------------+----------------------------------+
156 | Core's UE | /sys/bus/platf 156 | Core's UE | /sys/bus/platform/devices/smpro-errmon.*/error_core_ue | Core has UE error |
157 +-------------+--------------- 157 +-------------+---------------------------------------------------------+----------------------------------+
158 | Memory's CE | /sys/bus/platf 158 | Memory's CE | /sys/bus/platform/devices/smpro-errmon.*/error_mem_ce | Memory has CE error |
159 +-------------+--------------- 159 +-------------+---------------------------------------------------------+----------------------------------+
160 | Memory's UE | /sys/bus/platf 160 | Memory's UE | /sys/bus/platform/devices/smpro-errmon.*/error_mem_ue | Memory has UE error |
161 +-------------+--------------- 161 +-------------+---------------------------------------------------------+----------------------------------+
162 | PCIe's CE | /sys/bus/platf 162 | PCIe's CE | /sys/bus/platform/devices/smpro-errmon.*/error_pcie_ce | any PCIe controller has CE error |
163 +-------------+--------------- 163 +-------------+---------------------------------------------------------+----------------------------------+
164 | PCIe's UE | /sys/bus/platf 164 | PCIe's UE | /sys/bus/platform/devices/smpro-errmon.*/error_pcie_ue | any PCIe controller has UE error |
165 +-------------+--------------- 165 +-------------+---------------------------------------------------------+----------------------------------+
166 | Other's CE | /sys/bus/platf 166 | Other's CE | /sys/bus/platform/devices/smpro-errmon.*/error_other_ce | any other CE error |
167 +-------------+--------------- 167 +-------------+---------------------------------------------------------+----------------------------------+
168 | Other's UE | /sys/bus/platf 168 | Other's UE | /sys/bus/platform/devices/smpro-errmon.*/error_other_ue | any other UE error |
169 +-------------+--------------- 169 +-------------+---------------------------------------------------------+----------------------------------+
170 170
171 UE: Uncorrect-able Error 171 UE: Uncorrect-able Error
172 CE: Correct-able Error 172 CE: Correct-able Error
173 173
174 For details, see section `3.3 174 For details, see section `3.3 Ampere (Vendor-Specific) Error Record Formats,
175 Altra Family RAS Supplement`. 175 Altra Family RAS Supplement`.
176 176
177 177
178 What: /sys/bus/platform/devices/smpr 178 What: /sys/bus/platform/devices/smpro-errmon.*/overflow_[core|mem|pcie|other]_[ce|ue]
179 KernelVersion: 6.1 179 KernelVersion: 6.1
180 Contact: Quan Nguyen <quan@os.amperecomp 180 Contact: Quan Nguyen <quan@os.amperecomputing.com>
181 Description: 181 Description:
182 (RO) Return the overflow statu 182 (RO) Return the overflow status of each type HW error reported:
183 183
184 - 0 : No overflow 184 - 0 : No overflow
185 - 1 : There is an overf 185 - 1 : There is an overflow and the oldest HW errors are dropped
186 186
187 The detail of each sysfs entri 187 The detail of each sysfs entries is as below:
188 188
189 +-------------+--------------- 189 +-------------+-----------------------------------------------------------+---------------------------------------+
190 | Overflow | 190 | Overflow | Sysfs entry | Description |
191 +-------------+--------------- 191 +-------------+-----------------------------------------------------------+---------------------------------------+
192 | Core's CE | /sys/bus/platf 192 | Core's CE | /sys/bus/platform/devices/smpro-errmon.*/overflow_core_ce | Core CE error overflow |
193 +-------------+--------------- 193 +-------------+-----------------------------------------------------------+---------------------------------------+
194 | Core's UE | /sys/bus/platf 194 | Core's UE | /sys/bus/platform/devices/smpro-errmon.*/overflow_core_ue | Core UE error overflow |
195 +-------------+--------------- 195 +-------------+-----------------------------------------------------------+---------------------------------------+
196 | Memory's CE | /sys/bus/platf 196 | Memory's CE | /sys/bus/platform/devices/smpro-errmon.*/overflow_mem_ce | Memory CE error overflow |
197 +-------------+--------------- 197 +-------------+-----------------------------------------------------------+---------------------------------------+
198 | Memory's UE | /sys/bus/platf 198 | Memory's UE | /sys/bus/platform/devices/smpro-errmon.*/overflow_mem_ue | Memory UE error overflow |
199 +-------------+--------------- 199 +-------------+-----------------------------------------------------------+---------------------------------------+
200 | PCIe's CE | /sys/bus/platf 200 | PCIe's CE | /sys/bus/platform/devices/smpro-errmon.*/overflow_pcie_ce | any PCIe controller CE error overflow |
201 +-------------+--------------- 201 +-------------+-----------------------------------------------------------+---------------------------------------+
202 | PCIe's UE | /sys/bus/platf 202 | PCIe's UE | /sys/bus/platform/devices/smpro-errmon.*/overflow_pcie_ue | any PCIe controller UE error overflow |
203 +-------------+--------------- 203 +-------------+-----------------------------------------------------------+---------------------------------------+
204 | Other's CE | /sys/bus/platf 204 | Other's CE | /sys/bus/platform/devices/smpro-errmon.*/overflow_other_ce| any other CE error overflow |
205 +-------------+--------------- 205 +-------------+-----------------------------------------------------------+---------------------------------------+
206 | Other's UE | /sys/bus/platf 206 | Other's UE | /sys/bus/platform/devices/smpro-errmon.*/overflow_other_ue| other UE error overflow |
207 +-------------+--------------- 207 +-------------+-----------------------------------------------------------+---------------------------------------+
208 208
209 where: 209 where:
210 210
211 - UE: Uncorrect-able Error 211 - UE: Uncorrect-able Error
212 - CE: Correct-able Error 212 - CE: Correct-able Error
213 213
214 What: /sys/bus/platform/devices/smpr 214 What: /sys/bus/platform/devices/smpro-errmon.*/[error|warn]_[smpro|pmpro]
215 KernelVersion: 6.1 215 KernelVersion: 6.1
216 Contact: Quan Nguyen <quan@os.amperecomp 216 Contact: Quan Nguyen <quan@os.amperecomputing.com>
217 Description: 217 Description:
218 (RO) Contains the internal fir 218 (RO) Contains the internal firmware error/warning printed as hex format.
219 219
220 The detail of each sysfs entri 220 The detail of each sysfs entries is as below:
221 221
222 +---------------+------------- 222 +---------------+------------------------------------------------------+--------------------------+
223 | Error | 223 | Error | Sysfs entry | Description |
224 +---------------+------------- 224 +---------------+------------------------------------------------------+--------------------------+
225 | SMpro error | /sys/bus/pla 225 | SMpro error | /sys/bus/platform/devices/smpro-errmon.*/error_smpro | system has SMpro error |
226 +---------------+------------- 226 +---------------+------------------------------------------------------+--------------------------+
227 | SMpro warning | /sys/bus/pla 227 | SMpro warning | /sys/bus/platform/devices/smpro-errmon.*/warn_smpro | system has SMpro warning |
228 +---------------+------------- 228 +---------------+------------------------------------------------------+--------------------------+
229 | PMpro error | /sys/bus/pla 229 | PMpro error | /sys/bus/platform/devices/smpro-errmon.*/error_pmpro | system has PMpro error |
230 +---------------+------------- 230 +---------------+------------------------------------------------------+--------------------------+
231 | PMpro warning | /sys/bus/pla 231 | PMpro warning | /sys/bus/platform/devices/smpro-errmon.*/warn_pmpro | system has PMpro warning |
232 +---------------+------------- 232 +---------------+------------------------------------------------------+--------------------------+
233 233
234 For details, see section `5.10 234 For details, see section `5.10 RAS Internal Error Register Definitions,
235 Altra Family Soc BMC Interface 235 Altra Family Soc BMC Interface Specification`.
236 236
237 What: /sys/bus/platform/devices/smpr 237 What: /sys/bus/platform/devices/smpro-errmon.*/event_[vrd_warn_fault|vrd_hot|dimm_hot|dimm_2x_refresh]
238 KernelVersion: 6.1 (event_[vrd_warn_fault|vrd 238 KernelVersion: 6.1 (event_[vrd_warn_fault|vrd_hot|dimm_hot]), 6.4 (event_dimm_2x_refresh)
239 Contact: Quan Nguyen <quan@os.amperecomp 239 Contact: Quan Nguyen <quan@os.amperecomputing.com>
240 Description: 240 Description:
241 (RO) Contains the detail infor 241 (RO) Contains the detail information in case of VRD/DIMM warning/hot events
242 in hex format as below:: 242 in hex format as below::
243 243
244 AAAA 244 AAAA
245 245
246 where: 246 where:
247 247
248 - ``AAAA``: The event detail 248 - ``AAAA``: The event detail information data
249 249
250 The detail of each sysfs entri 250 The detail of each sysfs entries is as below:
251 251
252 +---------------+------------- 252 +---------------+---------------------------------------------------------------+---------------------+
253 | Event | 253 | Event | Sysfs entry | Description |
254 +---------------+------------- 254 +---------------+---------------------------------------------------------------+---------------------+
255 | VRD HOT | /sys/bus/pla 255 | VRD HOT | /sys/bus/platform/devices/smpro-errmon.*/event_vrd_hot | VRD Hot |
256 +---------------+------------- 256 +---------------+---------------------------------------------------------------+---------------------+
257 | VR Warn/Fault | /sys/bus/pla 257 | VR Warn/Fault | /sys/bus/platform/devices/smpro-errmon.*/event_vrd_warn_fault | VR Warning or Fault |
258 +---------------+------------- 258 +---------------+---------------------------------------------------------------+---------------------+
259 | DIMM HOT | /sys/bus/pla 259 | DIMM HOT | /sys/bus/platform/devices/smpro-errmon.*/event_dimm_hot | DIMM Hot |
260 +---------------+------------- 260 +---------------+---------------------------------------------------------------+---------------------+
261 | DIMM 2X | /sys/bus/pla 261 | DIMM 2X | /sys/bus/platform/devices/smpro-errmon.*/event_dimm_2x_refresh| DIMM 2x refresh rate|
262 | REFRESH RATE | 262 | REFRESH RATE | | event in high temp |
263 +---------------+------------- 263 +---------------+---------------------------------------------------------------+---------------------+
264 264
265 For more details, see section 265 For more details, see section `5.7 GPI Status Registers and 5.9 Memory Error Register Definitions,
266 Altra Family Soc BMC Interface 266 Altra Family Soc BMC Interface Specification`.
267 267
268 What: /sys/bus/platform/devices/smpr 268 What: /sys/bus/platform/devices/smpro-errmon.*/event_dimm[0-15]_syndrome
269 KernelVersion: 6.4 269 KernelVersion: 6.4
270 Contact: Quan Nguyen <quan@os.amperecomp 270 Contact: Quan Nguyen <quan@os.amperecomputing.com>
271 Description: 271 Description:
272 (RO) The sysfs returns the 2-b 272 (RO) The sysfs returns the 2-byte DIMM failure syndrome data for slot
273 0-15 if it failed to initializ 273 0-15 if it failed to initialize.
274 274
275 For more details, see section 275 For more details, see section `5.11 Boot Stage Register Definitions,
276 Altra Family Soc BMC Interface 276 Altra Family Soc BMC Interface Specification`.
277 277
278 What: /sys/bus/platform/devices/smpr 278 What: /sys/bus/platform/devices/smpro-misc.*/boot_progress
279 KernelVersion: 6.1 279 KernelVersion: 6.1
280 Contact: Quan Nguyen <quan@os.amperecomp 280 Contact: Quan Nguyen <quan@os.amperecomputing.com>
281 Description: 281 Description:
282 (RO) Contains the boot stages 282 (RO) Contains the boot stages information in hex as format below::
283 283
284 AABBCCCCCCCC 284 AABBCCCCCCCC
285 285
286 where: 286 where:
287 287
288 - ``AA`` : The boot sta 288 - ``AA`` : The boot stages
289 289
290 - 00: SMpro firmware booti 290 - 00: SMpro firmware booting
291 - 01: PMpro firmware booti 291 - 01: PMpro firmware booting
292 - 02: ATF BL1 firmware boo 292 - 02: ATF BL1 firmware booting
293 - 03: DDR initialization 293 - 03: DDR initialization
294 - 04: DDR training report 294 - 04: DDR training report status
295 - 05: ATF BL2 firmware boo 295 - 05: ATF BL2 firmware booting
296 - 06: ATF BL31 firmware bo 296 - 06: ATF BL31 firmware booting
297 - 07: ATF BL32 firmware bo 297 - 07: ATF BL32 firmware booting
298 - 08: UEFI firmware bootin 298 - 08: UEFI firmware booting
299 - 09: OS booting 299 - 09: OS booting
300 300
301 - ``BB`` : Boot status 301 - ``BB`` : Boot status
302 302
303 - 00: Not started 303 - 00: Not started
304 - 01: Started 304 - 01: Started
305 - 02: Completed without er 305 - 02: Completed without error
306 - 03: Failed. 306 - 03: Failed.
307 307
308 - ``CCCCCCCC``: Boot status 308 - ``CCCCCCCC``: Boot status information defined for each boot stages
309 309
310 For details, see section `5.11 310 For details, see section `5.11 Boot Stage Register Definitions`
311 and section `6. Processor Boot 311 and section `6. Processor Boot Progress Codes, Altra Family Soc BMC
312 Interface Specification`. 312 Interface Specification`.
313 313
314 314
315 What: /sys/bus/platform/devices/smpr 315 What: /sys/bus/platform/devices/smpro-misc*/soc_power_limit
316 KernelVersion: 6.1 316 KernelVersion: 6.1
317 Contact: Quan Nguyen <quan@os.amperecomp 317 Contact: Quan Nguyen <quan@os.amperecomputing.com>
318 Description: 318 Description:
319 (RW) Contains the desired SoC 319 (RW) Contains the desired SoC power limit in Watt.
320 Writes to this sysfs set the d 320 Writes to this sysfs set the desired SoC power limit (W).
321 Reads from this register retur 321 Reads from this register return the current SoC power limit (W).
322 The value ranges: 322 The value ranges:
323 323
324 - Minimum: 120 W 324 - Minimum: 120 W
325 - Maximum: Socket TDP power 325 - Maximum: Socket TDP power
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