Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 1 | #include <assert.h> |
| 2 | |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 3 | #include <analyzer_main.hpp> |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 4 | #include <hei_main.hpp> |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 5 | #include <hei_util.hpp> |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 6 | #include <util/pdbg.hpp> |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 7 | |
| 8 | #include <algorithm> |
| 9 | #include <limits> |
| 10 | #include <string> |
| 11 | |
| 12 | namespace analyzer |
| 13 | { |
| 14 | |
| 15 | //------------------------------------------------------------------------------ |
| 16 | |
Zane Shelley | a7369f8 | 2021-10-18 16:52:21 -0500 | [diff] [blame] | 17 | bool __findRcsOscError(const std::vector<libhei::Signature>& i_list, |
| 18 | libhei::Signature& o_rootCause) |
| 19 | { |
| 20 | // TODO: Consider returning all of them instead of one as root cause. |
| 21 | auto itr = std::find_if(i_list.begin(), i_list.end(), [&](const auto& t) { |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 22 | return (libhei::hash<libhei::NodeId_t>("TP_LOCAL_FIR") == t.getId() && |
Zane Shelley | a7369f8 | 2021-10-18 16:52:21 -0500 | [diff] [blame] | 23 | (42 == t.getBit() || 43 == t.getBit())); |
| 24 | }); |
| 25 | |
| 26 | if (i_list.end() != itr) |
| 27 | { |
| 28 | o_rootCause = *itr; |
| 29 | return true; |
| 30 | } |
| 31 | |
| 32 | return false; |
| 33 | } |
| 34 | |
| 35 | //------------------------------------------------------------------------------ |
| 36 | |
| 37 | bool __findPllUnlock(const std::vector<libhei::Signature>& i_list, |
| 38 | libhei::Signature& o_rootCause) |
| 39 | { |
| 40 | // TODO: Consider returning all of them instead of one as root cause. |
| 41 | auto itr = std::find_if(i_list.begin(), i_list.end(), [&](const auto& t) { |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 42 | return (libhei::hash<libhei::NodeId_t>("PLL_UNLOCK") == t.getId() && |
Zane Shelley | a7369f8 | 2021-10-18 16:52:21 -0500 | [diff] [blame] | 43 | (0 == t.getBit() || 1 == t.getBit())); |
| 44 | }); |
| 45 | |
| 46 | if (i_list.end() != itr) |
| 47 | { |
| 48 | o_rootCause = *itr; |
| 49 | return true; |
| 50 | } |
| 51 | |
| 52 | return false; |
| 53 | } |
| 54 | |
| 55 | //------------------------------------------------------------------------------ |
| 56 | |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 57 | bool __findMemoryChannelFailure(const std::vector<libhei::Signature>& i_list, |
| 58 | libhei::Signature& o_rootCause) |
| 59 | { |
| 60 | using namespace util::pdbg; |
| 61 | |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 62 | using func = libhei::NodeId_t (*)(const std::string& i_str); |
| 63 | func __hash = libhei::hash<libhei::NodeId_t>; |
| 64 | |
| 65 | static const auto mc_dstl_fir = __hash("MC_DSTL_FIR"); |
| 66 | static const auto mc_ustl_fir = __hash("MC_USTL_FIR"); |
| 67 | static const auto mc_omi_dl_err_rpt = __hash("MC_OMI_DL_ERR_RPT"); |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 68 | |
| 69 | for (const auto s : i_list) |
| 70 | { |
| 71 | const auto targetType = getTrgtType(getTrgt(s.getChip())); |
| 72 | const auto id = s.getId(); |
| 73 | const auto bit = s.getBit(); |
| 74 | const auto attnType = s.getAttnType(); |
| 75 | |
| 76 | // Look for any unit checkstop attentions from OCMBs. |
| 77 | if (TYPE_OCMB == targetType) |
| 78 | { |
| 79 | // Any unit checkstop attentions will trigger a channel failure. |
| 80 | if (libhei::ATTN_TYPE_UNIT_CS == attnType) |
| 81 | { |
| 82 | o_rootCause = s; |
| 83 | return true; |
| 84 | } |
| 85 | } |
| 86 | // Look for channel failure attentions on processors. |
| 87 | else if (TYPE_PROC == targetType) |
| 88 | { |
| 89 | // TODO: All of these channel failure bits are configurable. |
| 90 | // Eventually, we will need some mechanism to check that |
| 91 | // config registers for a more accurate analysis. For now, |
| 92 | // simply check for all bits that could potentially be |
| 93 | // configured to channel failure. |
| 94 | |
| 95 | // Any unit checkstop bit in the MC_DSTL_FIR or MC_USTL_FIR could |
| 96 | // be a channel failure. |
| 97 | if (libhei::ATTN_TYPE_UNIT_CS == attnType) |
| 98 | { |
| 99 | // Ignore bits MC_DSTL_FIR[0:7] because they simply indicate |
| 100 | // attentions occurred on the attached OCMBs. |
| 101 | if ((mc_dstl_fir == id && 8 <= bit) || (mc_ustl_fir == id)) |
| 102 | { |
| 103 | o_rootCause = s; |
| 104 | return true; |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | // All bits in MC_OMI_DL_ERR_RPT eventually feed into |
| 109 | // MC_OMI_DL_FIR[0,20] which are configurable to channel failure. |
| 110 | if (mc_omi_dl_err_rpt == id) |
| 111 | { |
| 112 | o_rootCause = s; |
| 113 | return true; |
| 114 | } |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | return false; // default, nothing found |
| 119 | } |
| 120 | |
| 121 | //------------------------------------------------------------------------------ |
| 122 | |
| 123 | // Will query if a signature is a potential system checkstop root cause. |
| 124 | // attention. Note that this function excludes memory channel failure attentions |
Zane Shelley | ed3ab8f | 2022-05-24 21:08:21 -0500 | [diff] [blame] | 125 | // which are checked in __findMemoryChannelFailure(). |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 126 | bool __findCsRootCause(const libhei::Signature& i_signature) |
| 127 | { |
| 128 | using namespace util::pdbg; |
| 129 | |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 130 | using func = libhei::NodeId_t (*)(const std::string& i_str); |
| 131 | func __hash = libhei::hash<libhei::NodeId_t>; |
| 132 | |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 133 | // PROC registers |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 134 | static const auto eq_core_fir = __hash("EQ_CORE_FIR"); |
| 135 | static const auto eq_l2_fir = __hash("EQ_L2_FIR"); |
| 136 | static const auto eq_l3_fir = __hash("EQ_L3_FIR"); |
| 137 | static const auto eq_ncu_fir = __hash("EQ_NCU_FIR"); |
| 138 | static const auto iohs_dlp_fir_oc = __hash("IOHS_DLP_FIR_OC"); |
| 139 | static const auto iohs_dlp_fir_smp = __hash("IOHS_DLP_FIR_SMP"); |
| 140 | static const auto nx_cq_fir = __hash("NX_CQ_FIR"); |
| 141 | static const auto nx_dma_eng_fir = __hash("NX_DMA_ENG_FIR"); |
| 142 | static const auto pau_fir_0 = __hash("PAU_FIR_0"); |
| 143 | static const auto pau_fir_1 = __hash("PAU_FIR_1"); |
| 144 | static const auto pau_fir_2 = __hash("PAU_FIR_2"); |
| 145 | static const auto pau_ptl_fir = __hash("PAU_PTL_FIR"); |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 146 | |
| 147 | // OCMB registers |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 148 | static const auto rdffir = __hash("RDFFIR"); |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 149 | |
| 150 | const auto targetType = getTrgtType(getTrgt(i_signature.getChip())); |
| 151 | const auto id = i_signature.getId(); |
| 152 | const auto bit = i_signature.getBit(); |
| 153 | |
| 154 | if (TYPE_PROC == targetType) |
| 155 | { |
| 156 | if (eq_core_fir == id && |
Zane Shelley | fc7e247 | 2022-06-24 14:58:41 -0500 | [diff] [blame] | 157 | (0 == bit || 2 == bit || 3 == bit || 4 == bit || 5 == bit || |
| 158 | 7 == bit || 8 == bit || 9 == bit || 11 == bit || 12 == bit || |
| 159 | 13 == bit || 18 == bit || 21 == bit || 22 == bit || 24 == bit || |
| 160 | 25 == bit || 29 == bit || 31 == bit || 32 == bit || 36 == bit || |
| 161 | 37 == bit || 38 == bit || 43 == bit || 46 == bit || 47 == bit)) |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 162 | { |
| 163 | return true; |
| 164 | } |
| 165 | |
| 166 | if (eq_l2_fir == id && |
| 167 | (1 == bit || 12 == bit || 13 == bit || 17 == bit || 18 == bit || |
| 168 | 20 == bit || 27 == bit)) |
| 169 | { |
| 170 | return true; |
| 171 | } |
| 172 | |
| 173 | if (eq_l3_fir == id && |
| 174 | (2 == bit || 5 == bit || 8 == bit || 11 == bit || 17 == bit)) |
| 175 | { |
| 176 | return true; |
| 177 | } |
| 178 | |
| 179 | if (eq_ncu_fir == id && (3 == bit || 4 == bit || 5 == bit || 7 == bit || |
| 180 | 8 == bit || 10 == bit || 17 == bit)) |
| 181 | { |
| 182 | return true; |
| 183 | } |
| 184 | |
| 185 | if (iohs_dlp_fir_oc == id && (54 <= bit && bit <= 61)) |
| 186 | { |
| 187 | return true; |
| 188 | } |
| 189 | |
| 190 | if (iohs_dlp_fir_smp == id && (54 <= bit && bit <= 61)) |
| 191 | { |
| 192 | return true; |
| 193 | } |
| 194 | |
| 195 | if (nx_cq_fir == id && (7 == bit || 16 == bit || 21 == bit)) |
| 196 | { |
| 197 | return true; |
| 198 | } |
| 199 | |
| 200 | if (nx_dma_eng_fir == id && (0 == bit)) |
| 201 | { |
| 202 | return true; |
| 203 | } |
| 204 | |
| 205 | if (pau_fir_0 == id && |
| 206 | (15 == bit || 18 == bit || 19 == bit || 25 == bit || 26 == bit || |
| 207 | 29 == bit || 33 == bit || 34 == bit || 35 == bit || 40 == bit || |
| 208 | 42 == bit || 44 == bit || 45 == bit)) |
| 209 | { |
| 210 | return true; |
| 211 | } |
| 212 | |
| 213 | if (pau_fir_1 == id && |
| 214 | (13 == bit || 14 == bit || 15 == bit || 37 == bit || 39 == bit || |
| 215 | 40 == bit || 41 == bit || 42 == bit)) |
| 216 | { |
| 217 | return true; |
| 218 | } |
| 219 | |
| 220 | if (pau_fir_2 == id && |
| 221 | ((4 <= bit && bit <= 18) || (20 <= bit && bit <= 31) || |
| 222 | (36 <= bit && bit <= 41) || 45 == bit || 47 == bit || 48 == bit || |
| 223 | 50 == bit || 51 == bit || 52 == bit)) |
| 224 | { |
| 225 | return true; |
| 226 | } |
| 227 | |
| 228 | if (pau_ptl_fir == id && (4 == bit || 8 == bit)) |
| 229 | { |
| 230 | return true; |
| 231 | } |
| 232 | } |
| 233 | else if (TYPE_OCMB == targetType) |
| 234 | { |
| 235 | if (rdffir == id && (14 == bit || 15 == bit || 17 == bit || 37 == bit)) |
| 236 | { |
| 237 | return true; |
| 238 | } |
| 239 | } |
| 240 | |
| 241 | return false; // default, nothing found |
| 242 | } |
| 243 | |
| 244 | //------------------------------------------------------------------------------ |
| 245 | |
| 246 | bool __findCsRootCause_RE(const std::vector<libhei::Signature>& i_list, |
| 247 | libhei::Signature& o_rootCause) |
| 248 | { |
| 249 | for (const auto s : i_list) |
| 250 | { |
| 251 | // Only looking for recoverable attentions. |
| 252 | if (libhei::ATTN_TYPE_RECOVERABLE != s.getAttnType()) |
| 253 | { |
| 254 | continue; |
| 255 | } |
| 256 | |
| 257 | if (__findCsRootCause(s)) |
| 258 | { |
| 259 | o_rootCause = s; |
| 260 | return true; |
| 261 | } |
| 262 | } |
| 263 | |
| 264 | return false; // default, nothing found |
| 265 | } |
| 266 | |
| 267 | //------------------------------------------------------------------------------ |
| 268 | |
| 269 | bool __findCsRootCause_UCS(const std::vector<libhei::Signature>& i_list, |
| 270 | libhei::Signature& o_rootCause) |
| 271 | { |
| 272 | for (const auto s : i_list) |
| 273 | { |
| 274 | // Only looking for unit checkstop attentions. |
| 275 | if (libhei::ATTN_TYPE_UNIT_CS != s.getAttnType()) |
| 276 | { |
| 277 | continue; |
| 278 | } |
| 279 | |
| 280 | if (__findCsRootCause(s)) |
| 281 | { |
| 282 | o_rootCause = s; |
| 283 | return true; |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | return false; // default, nothing found |
| 288 | } |
| 289 | |
| 290 | //------------------------------------------------------------------------------ |
| 291 | |
| 292 | bool __findNonExternalCs(const std::vector<libhei::Signature>& i_list, |
| 293 | libhei::Signature& o_rootCause) |
| 294 | { |
| 295 | using namespace util::pdbg; |
| 296 | |
Zane Shelley | 19df370 | 2021-12-16 22:32:54 -0600 | [diff] [blame] | 297 | static const auto pb_ext_fir = libhei::hash<libhei::NodeId_t>("PB_EXT_FIR"); |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 298 | |
| 299 | for (const auto s : i_list) |
| 300 | { |
| 301 | const auto targetType = getTrgtType(getTrgt(s.getChip())); |
| 302 | const auto id = s.getId(); |
| 303 | const auto attnType = s.getAttnType(); |
| 304 | |
| 305 | // Find any processor with system checkstop attention that did not |
| 306 | // originate from the PB_EXT_FIR. |
| 307 | if ((TYPE_PROC == targetType) && |
| 308 | (libhei::ATTN_TYPE_CHECKSTOP == attnType) && (pb_ext_fir != id)) |
| 309 | { |
| 310 | o_rootCause = s; |
| 311 | return true; |
| 312 | } |
| 313 | } |
| 314 | |
| 315 | return false; // default, nothing found |
| 316 | } |
| 317 | |
| 318 | //------------------------------------------------------------------------------ |
| 319 | |
Zane Shelley | baec7c0 | 2022-03-17 11:05:20 -0500 | [diff] [blame] | 320 | bool __findTiRootCause(const std::vector<libhei::Signature>& i_list, |
| 321 | libhei::Signature& o_rootCause) |
| 322 | { |
| 323 | using namespace util::pdbg; |
| 324 | |
| 325 | using func = libhei::NodeId_t (*)(const std::string& i_str); |
| 326 | func __hash = libhei::hash<libhei::NodeId_t>; |
| 327 | |
| 328 | // PROC registers |
| 329 | static const auto tp_local_fir = __hash("TP_LOCAL_FIR"); |
| 330 | static const auto occ_fir = __hash("OCC_FIR"); |
| 331 | static const auto pbao_fir = __hash("PBAO_FIR"); |
| 332 | static const auto n0_local_fir = __hash("N0_LOCAL_FIR"); |
| 333 | static const auto int_cq_fir = __hash("INT_CQ_FIR"); |
| 334 | static const auto nx_cq_fir = __hash("NX_CQ_FIR"); |
| 335 | static const auto nx_dma_eng_fir = __hash("NX_DMA_ENG_FIR"); |
| 336 | static const auto vas_fir = __hash("VAS_FIR"); |
| 337 | static const auto n1_local_fir = __hash("N1_LOCAL_FIR"); |
| 338 | static const auto mcd_fir = __hash("MCD_FIR"); |
| 339 | static const auto pb_station_fir_en_1 = __hash("PB_STATION_FIR_EN_1"); |
| 340 | static const auto pb_station_fir_en_2 = __hash("PB_STATION_FIR_EN_2"); |
| 341 | static const auto pb_station_fir_en_3 = __hash("PB_STATION_FIR_EN_3"); |
| 342 | static const auto pb_station_fir_en_4 = __hash("PB_STATION_FIR_EN_4"); |
| 343 | static const auto pb_station_fir_es_1 = __hash("PB_STATION_FIR_ES_1"); |
| 344 | static const auto pb_station_fir_es_2 = __hash("PB_STATION_FIR_ES_2"); |
| 345 | static const auto pb_station_fir_es_3 = __hash("PB_STATION_FIR_ES_3"); |
| 346 | static const auto pb_station_fir_es_4 = __hash("PB_STATION_FIR_ES_4"); |
| 347 | static const auto pb_station_fir_eq = __hash("PB_STATION_FIR_EQ"); |
| 348 | static const auto psihb_fir = __hash("PSIHB_FIR"); |
| 349 | static const auto pbaf_fir = __hash("PBAF_FIR"); |
| 350 | static const auto lpc_fir = __hash("LPC_FIR"); |
| 351 | static const auto eq_core_fir = __hash("EQ_CORE_FIR"); |
| 352 | static const auto eq_l2_fir = __hash("EQ_L2_FIR"); |
| 353 | static const auto eq_l3_fir = __hash("EQ_L3_FIR"); |
| 354 | static const auto eq_ncu_fir = __hash("EQ_NCU_FIR"); |
| 355 | static const auto eq_local_fir = __hash("EQ_LOCAL_FIR"); |
| 356 | static const auto eq_qme_fir = __hash("EQ_QME_FIR"); |
| 357 | static const auto iohs_local_fir = __hash("IOHS_LOCAL_FIR"); |
| 358 | static const auto iohs_dlp_fir_oc = __hash("IOHS_DLP_FIR_OC"); |
| 359 | static const auto iohs_dlp_fir_smp = __hash("IOHS_DLP_FIR_SMP"); |
| 360 | static const auto mc_local_fir = __hash("MC_LOCAL_FIR"); |
| 361 | static const auto mc_fir = __hash("MC_FIR"); |
| 362 | static const auto mc_dstl_fir = __hash("MC_DSTL_FIR"); |
| 363 | static const auto mc_ustl_fir = __hash("MC_USTL_FIR"); |
| 364 | static const auto nmmu_cq_fir = __hash("NMMU_CQ_FIR"); |
| 365 | static const auto nmmu_fir = __hash("NMMU_FIR"); |
| 366 | static const auto mc_omi_dl = __hash("MC_OMI_DL"); |
| 367 | static const auto pau_local_fir = __hash("PAU_LOCAL_FIR"); |
| 368 | static const auto pau_ptl_fir = __hash("PAU_PTL_FIR"); |
| 369 | static const auto pau_phy_fir = __hash("PAU_PHY_FIR"); |
| 370 | static const auto pau_fir_0 = __hash("PAU_FIR_0"); |
| 371 | static const auto pau_fir_2 = __hash("PAU_FIR_2"); |
| 372 | static const auto pci_local_fir = __hash("PCI_LOCAL_FIR"); |
| 373 | static const auto pci_iop_fir = __hash("PCI_IOP_FIR"); |
| 374 | static const auto pci_nest_fir = __hash("PCI_NEST_FIR"); |
| 375 | |
| 376 | // OCMB registers |
| 377 | static const auto ocmb_lfir = __hash("OCMB_LFIR"); |
| 378 | static const auto mmiofir = __hash("MMIOFIR"); |
| 379 | static const auto srqfir = __hash("SRQFIR"); |
| 380 | static const auto rdffir = __hash("RDFFIR"); |
| 381 | static const auto tlxfir = __hash("TLXFIR"); |
| 382 | static const auto omi_dl = __hash("OMI_DL"); |
| 383 | |
| 384 | for (const auto& signature : i_list) |
| 385 | { |
| 386 | const auto targetType = getTrgtType(getTrgt(signature.getChip())); |
| 387 | const auto attnType = signature.getAttnType(); |
| 388 | const auto id = signature.getId(); |
| 389 | const auto bit = signature.getBit(); |
| 390 | |
| 391 | // Only looking for recoverable or unit checkstop attentions. |
| 392 | if (libhei::ATTN_TYPE_RECOVERABLE != attnType && |
| 393 | libhei::ATTN_TYPE_UNIT_CS != attnType) |
| 394 | { |
| 395 | continue; |
| 396 | } |
| 397 | |
| 398 | // Ignore attentions that should not be blamed as root cause of a TI. |
| 399 | // This would include informational only FIRs or correctable errors. |
| 400 | if (TYPE_PROC == targetType) |
| 401 | { |
| 402 | if (tp_local_fir == id && |
| 403 | (0 == bit || 1 == bit || 2 == bit || 3 == bit || 4 == bit || |
| 404 | 5 == bit || 7 == bit || 8 == bit || 9 == bit || 10 == bit || |
| 405 | 11 == bit || 20 == bit || 22 == bit || 23 == bit || |
| 406 | 24 == bit || 38 == bit || 40 == bit || 41 == bit || |
| 407 | 46 == bit || 47 == bit || 48 == bit || 55 == bit || |
| 408 | 56 == bit || 57 == bit || 58 == bit || 59 == bit)) |
| 409 | { |
| 410 | continue; |
| 411 | } |
| 412 | |
| 413 | if (occ_fir == id && |
| 414 | (9 == bit || 10 == bit || 15 == bit || 20 == bit || 21 == bit || |
| 415 | 22 == bit || 23 == bit || 32 == bit || 33 == bit || |
| 416 | 34 == bit || 36 == bit || 42 == bit || 43 == bit || |
| 417 | 46 == bit || 47 == bit || 48 == bit || 51 == bit || |
| 418 | 52 == bit || 53 == bit || 54 == bit || 57 == bit)) |
| 419 | { |
| 420 | continue; |
| 421 | } |
| 422 | |
| 423 | if (pbao_fir == id && |
| 424 | (0 == bit || 1 == bit || 2 == bit || 8 == bit || 11 == bit || |
| 425 | 13 == bit || 15 == bit || 16 == bit || 17 == bit)) |
| 426 | { |
| 427 | continue; |
| 428 | } |
| 429 | |
| 430 | if ((n0_local_fir == id || n1_local_fir == id || |
| 431 | iohs_local_fir == id || mc_local_fir == id || |
| 432 | pau_local_fir == id || pci_local_fir == id) && |
| 433 | (0 == bit || 1 == bit || 2 == bit || 3 == bit || 4 == bit || |
| 434 | 5 == bit || 6 == bit || 7 == bit || 8 == bit || 9 == bit || |
| 435 | 10 == bit || 11 == bit || 20 == bit || 21 == bit)) |
| 436 | { |
| 437 | continue; |
| 438 | } |
| 439 | |
| 440 | if (int_cq_fir == id && |
| 441 | (0 == bit || 3 == bit || 5 == bit || 7 == bit || 36 == bit || |
| 442 | 58 == bit || 59 == bit || 60 == bit)) |
| 443 | { |
| 444 | continue; |
| 445 | } |
| 446 | |
| 447 | if (nx_cq_fir == id && |
| 448 | (1 == bit || 4 == bit || 18 == bit || 32 == bit || 33 == bit)) |
| 449 | { |
| 450 | continue; |
| 451 | } |
| 452 | |
| 453 | if (nx_dma_eng_fir == id && |
| 454 | (4 == bit || 6 == bit || 9 == bit || 10 == bit || 11 == bit || |
| 455 | 34 == bit || 35 == bit || 36 == bit || 37 == bit || 39 == bit)) |
| 456 | { |
| 457 | continue; |
| 458 | } |
| 459 | |
| 460 | if (vas_fir == id && |
| 461 | (8 == bit || 9 == bit || 11 == bit || 12 == bit || 13 == bit)) |
| 462 | { |
| 463 | continue; |
| 464 | } |
| 465 | |
| 466 | if (mcd_fir == id && (0 == bit)) |
| 467 | { |
| 468 | continue; |
| 469 | } |
| 470 | |
| 471 | if ((pb_station_fir_en_1 == id || pb_station_fir_en_2 == id || |
| 472 | pb_station_fir_en_3 == id || pb_station_fir_en_4 == id || |
| 473 | pb_station_fir_es_1 == id || pb_station_fir_es_2 == id || |
| 474 | pb_station_fir_es_3 == id || pb_station_fir_es_4 == id || |
| 475 | pb_station_fir_eq == id) && |
| 476 | (9 == bit)) |
| 477 | { |
| 478 | continue; |
| 479 | } |
| 480 | |
| 481 | if (psihb_fir == id && (0 == bit || 23 == bit)) |
| 482 | { |
| 483 | continue; |
| 484 | } |
| 485 | |
| 486 | if (pbaf_fir == id && |
| 487 | (0 == bit || 1 == bit || 3 == bit || 4 == bit || 5 == bit || |
| 488 | 6 == bit || 7 == bit || 8 == bit || 9 == bit || 10 == bit || |
| 489 | 11 == bit || 19 == bit || 20 == bit || 21 == bit || |
| 490 | 28 == bit || 29 == bit || 30 == bit || 31 == bit || |
| 491 | 32 == bit || 33 == bit || 34 == bit || 35 == bit || 36 == bit)) |
| 492 | { |
| 493 | continue; |
| 494 | } |
| 495 | |
| 496 | if (lpc_fir == id && (5 == bit)) |
| 497 | { |
| 498 | continue; |
| 499 | } |
| 500 | |
| 501 | if (eq_core_fir == id && |
| 502 | (0 == bit || 2 == bit || 4 == bit || 7 == bit || 9 == bit || |
| 503 | 11 == bit || 13 == bit || 18 == bit || 21 == bit || |
| 504 | 24 == bit || 29 == bit || 31 == bit || 37 == bit || |
| 505 | 43 == bit || 56 == bit || 57 == bit)) |
| 506 | { |
| 507 | continue; |
| 508 | } |
| 509 | |
| 510 | if (eq_l2_fir == id && |
| 511 | (0 == bit || 6 == bit || 11 == bit || 19 == bit || 36 == bit)) |
| 512 | { |
| 513 | continue; |
| 514 | } |
| 515 | |
| 516 | if (eq_l3_fir == id && |
| 517 | (3 == bit || 4 == bit || 7 == bit || 10 == bit || 13 == bit)) |
| 518 | { |
| 519 | continue; |
| 520 | } |
| 521 | |
| 522 | if (eq_ncu_fir == id && (9 == bit)) |
| 523 | { |
| 524 | continue; |
| 525 | } |
| 526 | |
| 527 | if (eq_local_fir == id && |
| 528 | (0 == bit || 1 == bit || 2 == bit || 3 == bit || 5 == bit || |
| 529 | 6 == bit || 7 == bit || 8 == bit || 9 == bit || 10 == bit || |
| 530 | 11 == bit || 12 == bit || 13 == bit || 14 == bit || |
| 531 | 15 == bit || 16 == bit || 20 == bit || 21 == bit || |
| 532 | 22 == bit || 23 == bit || 24 == bit || 25 == bit || |
| 533 | 26 == bit || 27 == bit || 28 == bit || 29 == bit || |
| 534 | 30 == bit || 31 == bit || 32 == bit || 33 == bit || |
| 535 | 34 == bit || 35 == bit || 36 == bit || 37 == bit || |
| 536 | 38 == bit || 39 == bit)) |
| 537 | { |
| 538 | continue; |
| 539 | } |
| 540 | |
| 541 | if (eq_qme_fir == id && (7 == bit || 25 == bit)) |
| 542 | { |
| 543 | continue; |
| 544 | } |
| 545 | |
| 546 | if (iohs_dlp_fir_oc == id && |
| 547 | (6 == bit || 7 == bit || 8 == bit || 9 == bit || 10 == bit || |
| 548 | 48 == bit || 49 == bit || 52 == bit || 53 == bit)) |
| 549 | { |
| 550 | continue; |
| 551 | } |
| 552 | |
| 553 | if (iohs_dlp_fir_smp == id && |
| 554 | (6 == bit || 7 == bit || 14 == bit || 15 == bit || 16 == bit || |
| 555 | 17 == bit || 38 == bit || 39 == bit || 44 == bit || |
| 556 | 45 == bit || 50 == bit || 51 == bit)) |
| 557 | { |
| 558 | continue; |
| 559 | } |
| 560 | |
| 561 | if (mc_fir == id && |
| 562 | (5 == bit || 8 == bit || 15 == bit || 16 == bit)) |
| 563 | { |
| 564 | continue; |
| 565 | } |
| 566 | |
| 567 | if (mc_dstl_fir == id && |
| 568 | (0 == bit || 1 == bit || 2 == bit || 3 == bit || 4 == bit || |
| 569 | 5 == bit || 6 == bit || 7 == bit || 14 == bit || 15 == bit)) |
| 570 | { |
| 571 | continue; |
| 572 | } |
| 573 | |
| 574 | if (mc_ustl_fir == id && |
| 575 | (6 == bit || 20 == bit || 33 == bit || 34 == bit)) |
| 576 | { |
| 577 | continue; |
| 578 | } |
| 579 | |
| 580 | if (nmmu_cq_fir == id && (8 == bit || 11 == bit || 14 == bit)) |
| 581 | { |
| 582 | continue; |
| 583 | } |
| 584 | |
| 585 | if (nmmu_fir == id && |
| 586 | (0 == bit || 3 == bit || 8 == bit || 9 == bit || 10 == bit || |
| 587 | 11 == bit || 12 == bit || 13 == bit || 14 == bit || |
| 588 | 15 == bit || 30 == bit || 31 == bit || 41 == bit)) |
| 589 | { |
| 590 | continue; |
| 591 | } |
| 592 | |
| 593 | if (mc_omi_dl == id && (2 == bit || 3 == bit || 6 == bit || |
| 594 | 7 == bit || 9 == bit || 10 == bit)) |
| 595 | { |
| 596 | continue; |
| 597 | } |
| 598 | |
| 599 | if (pau_ptl_fir == id && (5 == bit || 9 == bit)) |
| 600 | { |
| 601 | continue; |
| 602 | } |
| 603 | |
| 604 | if (pau_phy_fir == id && |
| 605 | (2 == bit || 3 == bit || 6 == bit || 7 == bit || 15 == bit)) |
| 606 | { |
| 607 | continue; |
| 608 | } |
| 609 | |
| 610 | if (pau_fir_0 == id && (13 == bit || 30 == bit || 41 == bit)) |
| 611 | { |
| 612 | continue; |
| 613 | } |
| 614 | |
| 615 | if (pau_fir_2 == id && (19 == bit || 46 == bit || 49 == bit)) |
| 616 | { |
| 617 | continue; |
| 618 | } |
| 619 | |
| 620 | if (pci_iop_fir == id && |
| 621 | (0 == bit || 2 == bit || 4 == bit || 6 == bit || 7 == bit || |
| 622 | 8 == bit || 10 == bit)) |
| 623 | { |
| 624 | continue; |
| 625 | } |
| 626 | |
| 627 | if (pci_nest_fir == id && (2 == bit || 5 == bit)) |
| 628 | { |
| 629 | continue; |
| 630 | } |
| 631 | } |
| 632 | else if (TYPE_OCMB == targetType) |
| 633 | { |
| 634 | if (ocmb_lfir == id && |
| 635 | (0 == bit || 1 == bit || 2 == bit || 8 == bit || 23 == bit || |
| 636 | 37 == bit || 63 == bit)) |
| 637 | { |
| 638 | continue; |
| 639 | } |
| 640 | |
| 641 | if (mmiofir == id && (2 == bit)) |
| 642 | { |
| 643 | continue; |
| 644 | } |
| 645 | |
| 646 | if (srqfir == id && |
| 647 | (2 == bit || 4 == bit || 14 == bit || 15 == bit || 23 == bit || |
| 648 | 25 == bit || 28 == bit)) |
| 649 | { |
| 650 | continue; |
| 651 | } |
| 652 | |
| 653 | if (rdffir == id && |
| 654 | (0 == bit || 1 == bit || 2 == bit || 3 == bit || 4 == bit || |
| 655 | 5 == bit || 6 == bit || 7 == bit || 8 == bit || 9 == bit || |
| 656 | 18 == bit || 38 == bit || 40 == bit || 41 == bit || |
| 657 | 45 == bit || 46 == bit)) |
| 658 | { |
| 659 | continue; |
| 660 | } |
| 661 | |
| 662 | if (tlxfir == id && (0 == bit || 9 == bit || 26 == bit)) |
| 663 | { |
| 664 | continue; |
| 665 | } |
| 666 | |
| 667 | if (omi_dl == id && (2 == bit || 3 == bit || 6 == bit || 7 == bit || |
| 668 | 9 == bit || 10 == bit)) |
| 669 | { |
| 670 | continue; |
| 671 | } |
| 672 | } |
| 673 | |
| 674 | // At this point, the attention has not been explicitly ignored. So |
| 675 | // return this signature and exit. |
| 676 | o_rootCause = signature; |
| 677 | return true; |
| 678 | } |
| 679 | |
| 680 | return false; // default, nothing found |
| 681 | } |
| 682 | |
| 683 | //------------------------------------------------------------------------------ |
| 684 | |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 685 | bool filterRootCause(AnalysisType i_type, |
| 686 | const libhei::IsolationData& i_isoData, |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 687 | libhei::Signature& o_rootCause) |
| 688 | { |
| 689 | // We'll need to make a copy of the list so that the original list is |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 690 | // maintained for the PEL. |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 691 | std::vector<libhei::Signature> list{i_isoData.getSignatureList()}; |
| 692 | |
| 693 | // START WORKAROUND |
| 694 | // TODO: Filtering should be data driven. Until that support is available, |
| 695 | // use the following isolation rules. |
| 696 | |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 697 | // Ensure the list is not empty before continuing. |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 698 | if (list.empty()) |
| 699 | { |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 700 | return false; // nothing more to do |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 701 | } |
| 702 | |
| 703 | // First, look for any RCS OSC errors. This must always be first because |
| 704 | // they can cause downstream PLL unlock attentions. |
| 705 | if (__findRcsOscError(list, o_rootCause)) |
Zane Shelley | a7369f8 | 2021-10-18 16:52:21 -0500 | [diff] [blame] | 706 | { |
| 707 | return true; |
| 708 | } |
| 709 | |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 710 | // Second, look for any PLL unlock attentions. This must always be second |
| 711 | // because PLL unlock attentions can cause any number of downstream |
| 712 | // attentions, including a system checkstop. |
| 713 | if (__findPllUnlock(list, o_rootCause)) |
| 714 | { |
| 715 | return true; |
| 716 | } |
| 717 | |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 718 | // Regardless of the analysis type, always look for anything that could be |
| 719 | // blamed as the root cause of a system checkstop. |
| 720 | |
Zane Shelley | f4792d6 | 2021-10-28 18:08:22 -0500 | [diff] [blame] | 721 | // Memory channel failure attentions will produce SUEs and likely cause |
| 722 | // downstream attentions, including a system checkstop. |
| 723 | if (__findMemoryChannelFailure(list, o_rootCause)) |
| 724 | { |
| 725 | return true; |
| 726 | } |
| 727 | |
| 728 | // Look for any recoverable attentions that have been identified as a |
| 729 | // potential root cause of a system checkstop attention. These would include |
| 730 | // any attention that would generate an SUE. Note that is it possible for |
| 731 | // recoverables to generate unit checkstop attentions so we must check them |
| 732 | // first. |
| 733 | if (__findCsRootCause_RE(list, o_rootCause)) |
| 734 | { |
| 735 | return true; |
| 736 | } |
| 737 | |
| 738 | // Look for any unit checkstop attentions (other than memory channel |
| 739 | // failures) that have been identified as a potential root cause of a |
| 740 | // system checkstop attention. These would include any attention that would |
| 741 | // generate an SUE. |
| 742 | if (__findCsRootCause_UCS(list, o_rootCause)) |
| 743 | { |
| 744 | return true; |
| 745 | } |
| 746 | |
| 747 | // Look for any system checkstop attentions that originated from within the |
| 748 | // chip that reported the attention. In other words, no external checkstop |
| 749 | // attentions. |
| 750 | if (__findNonExternalCs(list, o_rootCause)) |
| 751 | { |
| 752 | return true; |
| 753 | } |
| 754 | |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 755 | if (AnalysisType::SYSTEM_CHECKSTOP != i_type) |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 756 | { |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 757 | // No system checkstop root cause attentions were found. Next, look for |
| 758 | // any recoverable or unit checkstop attentions that could be associated |
Zane Shelley | baec7c0 | 2022-03-17 11:05:20 -0500 | [diff] [blame] | 759 | // with a TI. |
| 760 | if (__findTiRootCause(list, o_rootCause)) |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 761 | { |
Zane Shelley | ec227c2 | 2021-12-09 15:54:40 -0600 | [diff] [blame] | 762 | return true; |
| 763 | } |
| 764 | |
| 765 | if (AnalysisType::TERMINATE_IMMEDIATE != i_type) |
| 766 | { |
| 767 | // No attentions associated with a system checkstop or TI were |
| 768 | // found. Simply, return the first entry in the list. |
| 769 | o_rootCause = list.front(); |
| 770 | return true; |
| 771 | } |
Zane Shelley | 65fefb2 | 2021-10-18 15:35:26 -0500 | [diff] [blame] | 772 | } |
| 773 | |
| 774 | // END WORKAROUND |
| 775 | |
| 776 | return false; // default, no active attentions found. |
| 777 | } |
| 778 | |
| 779 | //------------------------------------------------------------------------------ |
| 780 | |
| 781 | } // namespace analyzer |