Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1 | /* |
| 2 | // Copyright (c) 2019 Intel Corporation |
| 3 | // |
| 4 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | // you may not use this file except in compliance with the License. |
| 6 | // You may obtain a copy of the License at |
| 7 | // |
| 8 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | // |
| 10 | // Unless required by applicable law or agreed to in writing, software |
| 11 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | // See the License for the specific language governing permissions and |
| 14 | // limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "utils.hpp" |
| 18 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 19 | #include <algorithm> |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 20 | #include <bitset> |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 21 | #include <boost/algorithm/string/replace.hpp> |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 22 | #include <boost/asio/posix/stream_descriptor.hpp> |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 23 | #include <boost/asio/steady_timer.hpp> |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 24 | #include <boost/container/flat_set.hpp> |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 25 | #include <filesystem> |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 26 | #include <forward_list> |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 27 | #include <fstream> |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 28 | #include <gpiod.hpp> |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 29 | #include <iostream> |
| 30 | #include <sdbusplus/asio/connection.hpp> |
| 31 | #include <sdbusplus/asio/object_server.hpp> |
| 32 | #include <sdbusplus/bus/match.hpp> |
| 33 | #include <string> |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 34 | #include <utility> |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 35 | |
| 36 | extern "C" { |
| 37 | #include <i2c/smbus.h> |
| 38 | #include <linux/i2c-dev.h> |
| 39 | } |
| 40 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 41 | /****************************************************************************/ |
| 42 | /******************** Global Constants/Type Declarations ********************/ |
| 43 | /****************************************************************************/ |
| 44 | constexpr const char* hsbpCpldInft = |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 45 | "xyz.openbmc_project.Configuration.Intel_HSBP_CPLD"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 46 | constexpr const char* hsbpConfigIntf = |
| 47 | "xyz.openbmc_project.Configuration.HSBPConfiguration"; |
| 48 | constexpr const char* nvmeIntf = "xyz.openbmc_project.Inventory.Item.NVMe"; |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 49 | constexpr const char* busName = "xyz.openbmc_project.HsbpManager"; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 50 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 51 | constexpr size_t scanRateSeconds = 5; |
| 52 | constexpr size_t maxDrives = 8; // only 1 byte alloted |
| 53 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 54 | using NvmeMapping = std::vector<std::string>; |
| 55 | /***************************** End of Section *******************************/ |
| 56 | |
| 57 | /****************************************************************************/ |
| 58 | /**************************** Enums Definitions *****************************/ |
| 59 | /****************************************************************************/ |
| 60 | enum class AppState : uint8_t |
| 61 | { |
| 62 | idle, |
| 63 | loadingHsbpConfig, |
| 64 | hsbpConfigLoaded, |
| 65 | loadingComponents, |
| 66 | componentsLoaded, |
| 67 | loadingBackplanes, |
| 68 | backplanesLoaded, |
| 69 | loadingDrives, |
| 70 | drivesLoaded |
| 71 | }; |
| 72 | |
| 73 | enum class BlinkPattern : uint8_t |
| 74 | { |
| 75 | off = 0x0, |
| 76 | error = 0x2, |
| 77 | terminate = 0x3 |
| 78 | }; |
| 79 | /***************************** End of Section *******************************/ |
| 80 | |
| 81 | /****************************************************************************/ |
| 82 | /************ HSBP Configuration related struct/class Definitions ***********/ |
| 83 | /****************************************************************************/ |
| 84 | struct HsbpConfig |
| 85 | { |
| 86 | size_t rootBus; |
| 87 | std::vector<std::string> supportedHsbps; |
| 88 | std::unordered_map<std::string, NvmeMapping> hsbpNvmeMap; |
| 89 | std::vector<std::string> clockBufferTypes; |
| 90 | std::vector<std::string> ioExpanderTypes; |
| 91 | |
| 92 | void clearConfig() |
| 93 | { |
| 94 | rootBus = -1; |
| 95 | supportedHsbps.clear(); |
| 96 | hsbpNvmeMap.clear(); |
| 97 | clockBufferTypes.clear(); |
| 98 | ioExpanderTypes.clear(); |
| 99 | } |
| 100 | }; |
| 101 | |
| 102 | class ClockBuffer |
| 103 | { |
| 104 | size_t bus; |
| 105 | size_t address; |
| 106 | std::string modeOfOperation; |
| 107 | size_t outCtrlBaseAddr; |
| 108 | size_t outCtrlByteCount; |
| 109 | std::unordered_map<std::string, std::vector<std::string>> byteMap; |
| 110 | std::string name; |
| 111 | std::string type; |
| 112 | |
| 113 | int file = -1; |
| 114 | bool initialized = false; |
| 115 | |
| 116 | void initialize() |
| 117 | { |
| 118 | /* Execute below operation only when mode of operation is SMBus. By |
| 119 | * default the clock buffer is configured to follow OE pin output, so we |
| 120 | * need to set the output value to 0 to disable the clock outputs. If |
| 121 | * mode of operation is IO, then the IO value will determine the |
| 122 | * disable/enable of clock output */ |
| 123 | if (modeOfOperation == "SMBus") |
| 124 | { |
| 125 | if (file < 0) |
| 126 | { |
| 127 | file = open(("/dev/i2c-" + std::to_string(bus)).c_str(), |
| 128 | O_RDWR | O_CLOEXEC); |
| 129 | if (file < 0) |
| 130 | { |
| 131 | std::cerr << "ClockBuffer : \"" << name |
| 132 | << "\" - Unable to open bus : " << bus << "\n"; |
| 133 | return; |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | if (ioctl(file, I2C_SLAVE_FORCE, address) < 0) |
| 138 | { |
| 139 | std::cerr << "ClockBuffer : \"" << name |
| 140 | << "\" - Unable to set address to " << address |
| 141 | << "\n"; |
| 142 | return; |
| 143 | } |
| 144 | |
| 145 | for (uint8_t i = 0; i < outCtrlByteCount; i++) |
| 146 | { |
| 147 | std::string byteName = "Byte" + std::to_string(i); |
| 148 | |
| 149 | auto byte = byteMap.find(byteName); |
| 150 | if (byte == byteMap.end()) |
| 151 | { |
| 152 | std::cerr << "ClockBuffer : \"" << name |
| 153 | << "\" - Byte map error ! Unable to find " |
| 154 | << byteName << "\n"; |
| 155 | return; |
| 156 | } |
| 157 | |
| 158 | /* Get current value of output control register */ |
| 159 | int read = i2c_smbus_read_byte_data( |
| 160 | file, static_cast<uint8_t>(outCtrlBaseAddr + i)); |
| 161 | if (read < 0) |
| 162 | { |
| 163 | std::cerr << "ClockBuffer : \"" << name |
| 164 | << "\" - Error: Unable to read data from clock " |
| 165 | "buffer register\n"; |
| 166 | return; |
| 167 | } |
| 168 | |
| 169 | std::bitset<8> currByte(read); |
| 170 | |
| 171 | /* Set zero only at bit position that we have a NVMe drive (i.e. |
| 172 | * ignore where byteMap is "-"). We do not want to touch other |
| 173 | * bits */ |
| 174 | for (uint8_t bit = 0; bit < 8; bit++) |
| 175 | { |
| 176 | if (byte->second.at(bit) != "-") |
| 177 | { |
| 178 | currByte.reset(bit); |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | int ret = i2c_smbus_write_byte_data( |
| 183 | file, static_cast<uint8_t>(outCtrlBaseAddr + i), |
| 184 | static_cast<uint8_t>(currByte.to_ulong())); |
| 185 | |
| 186 | if (ret < 0) |
| 187 | { |
| 188 | std::cerr << "ClockBuffer : \"" << name |
| 189 | << "\" - Error: Unable to write data to clock " |
| 190 | "buffer register\n"; |
| 191 | return; |
| 192 | } |
| 193 | } |
| 194 | } |
| 195 | initialized = true; |
| 196 | std::cerr << "ClockBuffer : \"" << name << "\" initialized\n"; |
| 197 | } |
| 198 | |
| 199 | public: |
| 200 | ClockBuffer( |
| 201 | size_t busIn, size_t addressIn, std::string& modeOfOperationIn, |
| 202 | size_t outCtrlBaseAddrIn, size_t outCtrlByteCountIn, |
| 203 | std::unordered_map<std::string, std::vector<std::string>>& byteMapIn, |
| 204 | std::string& nameIn, std::string& typeIn) : |
| 205 | bus(busIn), |
| 206 | address(addressIn), modeOfOperation(std::move(modeOfOperationIn)), |
| 207 | outCtrlBaseAddr(outCtrlBaseAddrIn), |
| 208 | outCtrlByteCount(outCtrlByteCountIn), byteMap(std::move(byteMapIn)), |
| 209 | name(std::move(nameIn)), type(std::move(typeIn)) |
| 210 | { |
| 211 | initialize(); |
| 212 | } |
| 213 | |
| 214 | bool isInitialized() |
| 215 | { |
| 216 | if (!initialized) |
| 217 | { |
| 218 | /* There was an issue with the initialization of this component. Try |
| 219 | * to invoke initialization again */ |
| 220 | initialize(); |
| 221 | } |
| 222 | return initialized; |
| 223 | } |
| 224 | |
| 225 | std::string getName() |
| 226 | { |
| 227 | return name; |
| 228 | } |
| 229 | |
| 230 | bool enableDisableClock(std::forward_list<std::string>& nvmeDrivesInserted, |
| 231 | std::forward_list<std::string>& nvmeDrivesRemoved) |
| 232 | { |
| 233 | if (modeOfOperation != "SMBus") |
| 234 | { |
| 235 | /* The clock is enabled using IO expander. No action needed from |
| 236 | * here */ |
| 237 | return true; |
| 238 | } |
| 239 | |
| 240 | if (nvmeDrivesInserted.empty() && nvmeDrivesRemoved.empty()) |
| 241 | { |
| 242 | /* There are no drives to update */ |
| 243 | return true; |
| 244 | } |
| 245 | |
| 246 | for (uint8_t i = 0; i < outCtrlByteCount; i++) |
| 247 | { |
| 248 | std::string byteName = "Byte" + std::to_string(i); |
| 249 | |
| 250 | auto byte = byteMap.find(byteName); |
| 251 | if (byte == byteMap.end()) |
| 252 | { |
| 253 | std::cerr << "ClockBuffer : \"" << name |
| 254 | << "\" - Byte map error ! Unable to find " << byteName |
| 255 | << "\n"; |
| 256 | return false; |
| 257 | } |
| 258 | |
| 259 | /* Get current value of output control register */ |
| 260 | int read = i2c_smbus_read_byte_data( |
| 261 | file, static_cast<uint8_t>(outCtrlBaseAddr + i)); |
| 262 | if (read < 0) |
| 263 | { |
| 264 | std::cerr << "ClockBuffer : \"" << name |
| 265 | << "\" - Error: Unable to read data from clock " |
| 266 | "buffer register\n"; |
| 267 | return false; |
| 268 | } |
| 269 | |
| 270 | std::bitset<8> currByte(read); |
| 271 | bool writeRequired = false; |
| 272 | |
| 273 | /* Set the bit if the NVMe drive is found in nvmeDrivesInserted, and |
| 274 | * reset the bit if found in nvmeDrivesRemoved */ |
| 275 | for (uint8_t bit = 0; bit < 8; bit++) |
| 276 | { |
| 277 | /* The remove function returns number of elements removed from |
| 278 | * list indicating the presence of the drive and also removing |
| 279 | * it form the list */ |
| 280 | if (nvmeDrivesInserted.remove(byte->second.at(bit))) |
| 281 | { |
| 282 | writeRequired = true; |
| 283 | currByte.set(bit); |
| 284 | continue; |
| 285 | } |
| 286 | |
| 287 | if (nvmeDrivesRemoved.remove(byte->second.at(bit))) |
| 288 | { |
| 289 | writeRequired = true; |
| 290 | currByte.reset(bit); |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | if (!writeRequired) |
| 295 | { |
| 296 | /* No Write is required as there are no changes */ |
| 297 | continue; |
| 298 | } |
| 299 | |
| 300 | int ret = i2c_smbus_write_byte_data( |
| 301 | file, static_cast<uint8_t>(outCtrlBaseAddr + i), |
| 302 | static_cast<uint8_t>(currByte.to_ulong())); |
| 303 | if (ret < 0) |
| 304 | { |
| 305 | std::cerr << "ClockBuffer : \"" << name |
| 306 | << "\" - Error: Unable to write data to clock " |
| 307 | "buffer register\n"; |
| 308 | return false; |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | return true; |
| 313 | } |
| 314 | |
| 315 | ~ClockBuffer() |
| 316 | { |
| 317 | if (file >= 0) |
| 318 | { |
| 319 | close(file); |
| 320 | } |
| 321 | } |
| 322 | }; |
| 323 | |
| 324 | class IoExpander |
| 325 | { |
| 326 | size_t bus; |
| 327 | size_t address; |
| 328 | size_t confIORegAddr; |
| 329 | size_t outCtrlBaseAddr; |
| 330 | size_t outCtrlByteCount; |
| 331 | std::unordered_map<std::string, std::vector<std::string>> ioMap; |
| 332 | std::string name; |
| 333 | std::string type; |
| 334 | |
| 335 | int file = -1; |
| 336 | bool initialized = false; |
| 337 | |
| 338 | void initialize() |
| 339 | { |
| 340 | /* Initialize the IO expander Control register to configure the IO ports |
| 341 | * as outputs and set the output to low by default */ |
| 342 | if (file < 0) |
| 343 | { |
| 344 | file = open(("/dev/i2c-" + std::to_string(bus)).c_str(), |
| 345 | O_RDWR | O_CLOEXEC); |
| 346 | if (file < 0) |
| 347 | { |
| 348 | std::cerr << "IoExpander : " << name |
| 349 | << " - Unable to open bus : " << bus << "\n"; |
| 350 | return; |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | if (ioctl(file, I2C_SLAVE_FORCE, address) < 0) |
| 355 | { |
| 356 | std::cerr << "IoExpander : \"" << name |
| 357 | << "\" - Unable to set address to " << address << "\n"; |
| 358 | return; |
| 359 | } |
| 360 | |
| 361 | for (uint8_t i = 0; i < outCtrlByteCount; i++) |
| 362 | { |
| 363 | std::string ioName = "IO" + std::to_string(i); |
| 364 | |
| 365 | auto io = ioMap.find(ioName); |
| 366 | if (io == ioMap.end()) |
| 367 | { |
| 368 | std::cerr << "IoExpander : \"" << name |
| 369 | << "\" - IO map error ! Unable to find " << ioName |
| 370 | << "\n"; |
| 371 | return; |
| 372 | } |
| 373 | |
| 374 | /* Get current value of IO configuration register */ |
| 375 | int read1 = i2c_smbus_read_byte_data( |
| 376 | file, static_cast<uint8_t>(confIORegAddr + i)); |
| 377 | if (read1 < 0) |
| 378 | { |
| 379 | std::cerr << "IoExpander : \"" << name |
| 380 | << "\" - Error: Unable to read data from io expander " |
| 381 | "IO control register\n"; |
| 382 | return; |
| 383 | } |
| 384 | |
| 385 | /* Get current value of IO Ouput register */ |
| 386 | int read2 = i2c_smbus_read_byte_data( |
| 387 | file, static_cast<uint8_t>(confIORegAddr + i)); |
| 388 | if (read2 < 0) |
| 389 | { |
| 390 | std::cerr << "IoExpander : \"" << name |
| 391 | << "\" - Error: Unable to read data from io expander " |
| 392 | "IO output register\n"; |
| 393 | return; |
| 394 | } |
| 395 | |
| 396 | std::bitset<8> currCtrlVal(read1); |
| 397 | std::bitset<8> currOutVal(read2); |
| 398 | |
| 399 | /* Set zero only at bit position that we have a NVMe drive (i.e. |
| 400 | * ignore where ioMap is "-"). We do not want to touch other |
| 401 | * bits */ |
| 402 | for (uint8_t bit = 0; bit < 8; bit++) |
| 403 | { |
| 404 | if (io->second.at(bit) != "-") |
| 405 | { |
| 406 | currCtrlVal.reset(bit); |
| 407 | currOutVal.reset(bit); |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | int ret1 = i2c_smbus_write_byte_data( |
| 412 | file, static_cast<uint8_t>(confIORegAddr + i), |
| 413 | static_cast<uint8_t>(currCtrlVal.to_ulong())); |
| 414 | if (ret1 < 0) |
| 415 | { |
| 416 | std::cerr << "IoExpander : \"" << name |
| 417 | << "\" - Error: Unable to write data to IO expander " |
| 418 | "IO control register\n"; |
| 419 | return; |
| 420 | } |
| 421 | |
| 422 | int ret2 = i2c_smbus_write_byte_data( |
| 423 | file, static_cast<uint8_t>(outCtrlBaseAddr + i), |
| 424 | static_cast<uint8_t>(currOutVal.to_ulong())); |
| 425 | if (ret2 < 0) |
| 426 | { |
| 427 | std::cerr << "IoExpander : \"" << name |
| 428 | << "\" - Error: Unable to write data to IO expander " |
| 429 | "IO output register\n"; |
| 430 | return; |
| 431 | } |
| 432 | } |
| 433 | initialized = true; |
| 434 | std::cerr << "IoExpander : \"" << name << "\" initialized\n"; |
| 435 | } |
| 436 | |
| 437 | public: |
| 438 | IoExpander( |
| 439 | size_t busIn, size_t addressIn, size_t confIORegAddrIn, |
| 440 | size_t outCtrlBaseAddrIn, size_t outCtrlByteCountIn, |
| 441 | std::unordered_map<std::string, std::vector<std::string>>& ioMapIn, |
| 442 | std::string& nameIn, std::string& typeIn) : |
| 443 | bus(busIn), |
| 444 | address(addressIn), confIORegAddr(confIORegAddrIn), |
| 445 | outCtrlBaseAddr(outCtrlBaseAddrIn), |
| 446 | outCtrlByteCount(outCtrlByteCountIn), ioMap(std::move(ioMapIn)), |
| 447 | name(std::move(nameIn)), type(std::move(typeIn)) |
| 448 | { |
| 449 | initialize(); |
| 450 | } |
| 451 | |
| 452 | bool isInitialized() |
| 453 | { |
| 454 | if (!initialized) |
| 455 | { |
| 456 | /* There was an issue with the initialization of this component. Try |
| 457 | * to invoke initialization again */ |
| 458 | initialize(); |
| 459 | } |
| 460 | return initialized; |
| 461 | } |
| 462 | |
| 463 | std::string getName() |
| 464 | { |
| 465 | return name; |
| 466 | } |
| 467 | |
| 468 | bool enableDisableOuput(std::forward_list<std::string>& nvmeDrivesInserted, |
| 469 | std::forward_list<std::string>& nvmeDrivesRemoved) |
| 470 | { |
| 471 | if (nvmeDrivesInserted.empty() && nvmeDrivesRemoved.empty()) |
| 472 | { |
| 473 | /* There are no drives to update */ |
| 474 | return true; |
| 475 | } |
| 476 | |
| 477 | for (uint8_t i = 0; i < outCtrlByteCount; i++) |
| 478 | { |
| 479 | std::string ioName = "IO" + std::to_string(i); |
| 480 | |
| 481 | auto io = ioMap.find(ioName); |
| 482 | if (io == ioMap.end()) |
| 483 | { |
| 484 | std::cerr << "IoExpander : \"" << name |
| 485 | << "\" - IO map error ! Unable to find " << ioName |
| 486 | << "\n"; |
| 487 | return false; |
| 488 | } |
| 489 | |
| 490 | /* Get current value of IO output register */ |
| 491 | int read = i2c_smbus_read_byte_data( |
| 492 | file, static_cast<uint8_t>(outCtrlBaseAddr + i)); |
| 493 | if (read < 0) |
| 494 | { |
| 495 | std::cerr << "IoExpander : \"" << name |
| 496 | << "\" - Error: Unable to read data from io expander " |
| 497 | "register\n"; |
| 498 | return false; |
| 499 | } |
| 500 | |
| 501 | std::bitset<8> currVal(read); |
| 502 | bool writeRequired = false; |
| 503 | |
| 504 | /* Set the bit if the NVMe drive is found in nvmeDrivesInserted, and |
| 505 | * reset the bit if found in nvmeDrivesRemoved */ |
| 506 | for (uint8_t bit = 0; bit < 8; bit++) |
| 507 | { |
| 508 | /* The remove function returns number of elements removed from |
| 509 | * list indicating the presence of the drive and also removing |
| 510 | * it form the list */ |
| 511 | if (nvmeDrivesInserted.remove(io->second.at(bit))) |
| 512 | { |
| 513 | writeRequired = true; |
| 514 | currVal.set(bit); |
| 515 | continue; |
| 516 | } |
| 517 | |
| 518 | if (nvmeDrivesRemoved.remove(io->second.at(bit))) |
| 519 | { |
| 520 | writeRequired = true; |
| 521 | currVal.reset(bit); |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | if (!writeRequired) |
| 526 | { |
| 527 | /* No Write is required as there are no changes */ |
| 528 | continue; |
| 529 | } |
| 530 | |
| 531 | int ret = i2c_smbus_write_byte_data( |
| 532 | file, static_cast<uint8_t>(outCtrlBaseAddr + i), |
| 533 | static_cast<uint8_t>(currVal.to_ulong())); |
| 534 | if (ret < 0) |
| 535 | { |
| 536 | std::cerr << "IoExpander : \"" << name |
| 537 | << "\" - Error: Unable to write data to IO expander " |
| 538 | "register\n"; |
| 539 | return false; |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | return true; |
| 544 | } |
| 545 | |
| 546 | ~IoExpander() |
| 547 | { |
| 548 | if (file >= 0) |
| 549 | { |
| 550 | close(file); |
| 551 | } |
| 552 | } |
| 553 | }; |
| 554 | /***************************** End of Section *******************************/ |
| 555 | |
| 556 | /****************************************************************************/ |
| 557 | /*********************** Global Variables Declarations **********************/ |
| 558 | /****************************************************************************/ |
| 559 | /* State os Application */ |
| 560 | static AppState appState = AppState::idle; |
| 561 | |
| 562 | /* Configuration and Components */ |
| 563 | static HsbpConfig hsbpConfig; |
| 564 | std::forward_list<ClockBuffer> clockBuffers; |
| 565 | std::forward_list<IoExpander> ioExpanders; |
| 566 | |
| 567 | /* Boost IO context and Dbus variables */ |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 568 | boost::asio::io_context io; |
| 569 | auto conn = std::make_shared<sdbusplus::asio::connection>(io); |
| 570 | sdbusplus::asio::object_server objServer(conn); |
| 571 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 572 | /* GPIO Lines and GPIO Event Descriptors */ |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 573 | static gpiod::line nvmeLvc3AlertLine; |
| 574 | static boost::asio::posix::stream_descriptor nvmeLvc3AlertEvent(io); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 575 | /***************************** End of Section *******************************/ |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 576 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 577 | /****************************************************************************/ |
| 578 | /********** HSBP Backplane related struct and Global definitions ************/ |
| 579 | /****************************************************************************/ |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 580 | struct Mux |
| 581 | { |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 582 | Mux(size_t busIn, size_t addressIn, size_t channelsIn, size_t indexIn) : |
| 583 | bus(busIn), address(addressIn), channels(channelsIn), index(indexIn) |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 584 | { |
| 585 | } |
| 586 | size_t bus; |
| 587 | size_t address; |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 588 | size_t channels; |
| 589 | size_t index; |
| 590 | |
| 591 | // to sort in the flat set |
| 592 | bool operator<(const Mux& rhs) const |
| 593 | { |
| 594 | return index < rhs.index; |
| 595 | } |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 596 | }; |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 597 | |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 598 | struct Led : std::enable_shared_from_this<Led> |
| 599 | { |
| 600 | // led pattern addresses start at 0x10 |
| 601 | Led(const std::string& path, size_t index, int fd) : |
| 602 | address(static_cast<uint8_t>(index + 0x10)), file(fd), |
| 603 | ledInterface(objServer.add_interface(path, ledGroup::interface)) |
| 604 | { |
| 605 | if (index >= maxDrives) |
| 606 | { |
| 607 | throw std::runtime_error("Invalid drive index"); |
| 608 | } |
| 609 | |
| 610 | if (!set(BlinkPattern::off)) |
| 611 | { |
| 612 | std::cerr << "Cannot initialize LED " << path << "\n"; |
| 613 | } |
| 614 | } |
| 615 | |
| 616 | // this has to be called outside the constructor for shared_from_this to |
| 617 | // work |
| 618 | void createInterface(void) |
| 619 | { |
| 620 | std::shared_ptr<Led> self = shared_from_this(); |
| 621 | |
| 622 | ledInterface->register_property( |
| 623 | ledGroup::asserted, false, [self](const bool req, bool& val) { |
| 624 | if (req == val) |
| 625 | { |
| 626 | return 1; |
| 627 | } |
James Feist | 9f6565d | 2019-10-09 13:15:13 -0700 | [diff] [blame] | 628 | |
| 629 | if (!isPowerOn()) |
| 630 | { |
| 631 | std::cerr << "Can't change blink state when power is off\n"; |
| 632 | throw std::runtime_error( |
| 633 | "Can't change blink state when power is off"); |
| 634 | } |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 635 | BlinkPattern pattern = |
| 636 | req ? BlinkPattern::error : BlinkPattern::terminate; |
| 637 | if (!self->set(pattern)) |
| 638 | { |
James Feist | 9f6565d | 2019-10-09 13:15:13 -0700 | [diff] [blame] | 639 | std::cerr << "Can't change blink pattern\n"; |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 640 | throw std::runtime_error("Cannot set blink pattern"); |
| 641 | } |
| 642 | val = req; |
| 643 | return 1; |
| 644 | }); |
| 645 | ledInterface->initialize(); |
| 646 | } |
| 647 | |
| 648 | virtual ~Led() |
| 649 | { |
| 650 | objServer.remove_interface(ledInterface); |
| 651 | } |
| 652 | |
| 653 | bool set(BlinkPattern pattern) |
| 654 | { |
| 655 | int ret = i2c_smbus_write_byte_data(file, address, |
| 656 | static_cast<uint8_t>(pattern)); |
| 657 | return ret >= 0; |
| 658 | } |
| 659 | |
| 660 | uint8_t address; |
| 661 | int file; |
| 662 | std::shared_ptr<sdbusplus::asio::dbus_interface> ledInterface; |
| 663 | }; |
| 664 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 665 | struct Drive |
| 666 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 667 | Drive(std::string driveName, bool present, bool isOperational, bool nvme, |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 668 | bool rebuilding) : |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 669 | isNvme(nvme), |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 670 | isPresent(present), name(driveName) |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 671 | { |
| 672 | constexpr const char* basePath = |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 673 | "/xyz/openbmc_project/inventory/item/drive/"; |
| 674 | itemIface = |
| 675 | objServer.add_interface(basePath + driveName, inventory::interface); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 676 | itemIface->register_property("Present", isPresent); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 677 | itemIface->register_property("PrettyName", driveName); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 678 | itemIface->initialize(); |
| 679 | operationalIface = objServer.add_interface( |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 680 | itemIface->get_object_path(), |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 681 | "xyz.openbmc_project.State.Decorator.OperationalStatus"); |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 682 | |
| 683 | operationalIface->register_property( |
| 684 | "Functional", isOperational, |
| 685 | [this](const bool req, bool& property) { |
| 686 | if (!isPresent) |
| 687 | { |
| 688 | return 0; |
| 689 | } |
| 690 | if (property == req) |
| 691 | { |
| 692 | return 1; |
| 693 | } |
| 694 | property = req; |
| 695 | if (req) |
| 696 | { |
| 697 | clearFailed(); |
| 698 | return 1; |
| 699 | } |
| 700 | markFailed(); |
| 701 | return 1; |
| 702 | }); |
| 703 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 704 | operationalIface->initialize(); |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 705 | rebuildingIface = objServer.add_interface( |
| 706 | itemIface->get_object_path(), "xyz.openbmc_project.State.Drive"); |
| 707 | rebuildingIface->register_property("Rebuilding", rebuilding); |
| 708 | rebuildingIface->initialize(); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 709 | driveIface = |
| 710 | objServer.add_interface(itemIface->get_object_path(), |
| 711 | "xyz.openbmc_project.Inventory.Item.Drive"); |
| 712 | driveIface->initialize(); |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 713 | associations = objServer.add_interface(itemIface->get_object_path(), |
| 714 | association::interface); |
| 715 | associations->register_property("Associations", |
| 716 | std::vector<Association>{}); |
| 717 | associations->initialize(); |
| 718 | |
| 719 | if (isPresent && (!isOperational || rebuilding)) |
| 720 | { |
| 721 | markFailed(); |
| 722 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 723 | } |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 724 | virtual ~Drive() |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 725 | { |
| 726 | objServer.remove_interface(itemIface); |
| 727 | objServer.remove_interface(operationalIface); |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 728 | objServer.remove_interface(rebuildingIface); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 729 | objServer.remove_interface(assetIface); |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 730 | objServer.remove_interface(driveIface); |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 731 | objServer.remove_interface(associations); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 732 | } |
| 733 | |
James Feist | c66735b | 2020-07-17 13:51:21 -0700 | [diff] [blame] | 734 | void removeAsset() |
| 735 | { |
| 736 | objServer.remove_interface(assetIface); |
| 737 | assetIface = nullptr; |
| 738 | } |
| 739 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 740 | void createAsset( |
| 741 | const boost::container::flat_map<std::string, std::string>& data) |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 742 | { |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 743 | if (assetIface != nullptr) |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 744 | { |
| 745 | return; |
| 746 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 747 | assetIface = objServer.add_interface( |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 748 | itemIface->get_object_path(), |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 749 | "xyz.openbmc_project.Inventory.Decorator.Asset"); |
| 750 | for (const auto& [key, value] : data) |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 751 | { |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 752 | assetIface->register_property(key, value); |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 753 | if (key == "SerialNumber") |
| 754 | { |
| 755 | serialNumber = value; |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 756 | serialNumberInitialized = true; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 757 | } |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 758 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 759 | assetIface->initialize(); |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 760 | } |
| 761 | |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 762 | void markFailed(void) |
| 763 | { |
| 764 | // todo: maybe look this up via mapper |
| 765 | constexpr const char* globalInventoryPath = |
| 766 | "/xyz/openbmc_project/CallbackManager"; |
| 767 | |
| 768 | if (!isPresent) |
| 769 | { |
| 770 | return; |
| 771 | } |
| 772 | |
| 773 | operationalIface->set_property("Functional", false); |
| 774 | std::vector<Association> warning = { |
| 775 | {"", "warning", globalInventoryPath}}; |
| 776 | associations->set_property("Associations", warning); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 777 | logDriveError("Drive " + name); |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 778 | } |
| 779 | |
| 780 | void clearFailed(void) |
| 781 | { |
| 782 | operationalIface->set_property("Functional", true); |
| 783 | associations->set_property("Associations", std::vector<Association>{}); |
| 784 | } |
| 785 | |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 786 | void setPresent(bool set) |
James Feist | e881852 | 2019-11-04 13:36:10 -0800 | [diff] [blame] | 787 | { |
| 788 | // nvme drives get detected by their fru |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 789 | if (set == isPresent) |
James Feist | e881852 | 2019-11-04 13:36:10 -0800 | [diff] [blame] | 790 | { |
| 791 | return; |
| 792 | } |
| 793 | itemIface->set_property("Present", set); |
| 794 | isPresent = set; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 795 | } |
| 796 | |
| 797 | void logPresent() |
| 798 | { |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 799 | if (isNvme && !serialNumberInitialized) |
James Feist | e881852 | 2019-11-04 13:36:10 -0800 | [diff] [blame] | 800 | { |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 801 | // wait until NVMe asset is updated to include the serial number |
| 802 | // from the NVMe drive |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 803 | return; |
James Feist | e881852 | 2019-11-04 13:36:10 -0800 | [diff] [blame] | 804 | } |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 805 | |
| 806 | if (!isPresent && loggedPresent) |
| 807 | { |
| 808 | loggedPresent = false; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 809 | logDeviceRemoved("Drive", name, serialNumber); |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 810 | serialNumber = "N/A"; |
| 811 | serialNumberInitialized = false; |
James Feist | c66735b | 2020-07-17 13:51:21 -0700 | [diff] [blame] | 812 | removeAsset(); |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 813 | } |
| 814 | else if (isPresent && !loggedPresent) |
| 815 | { |
| 816 | loggedPresent = true; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 817 | logDeviceAdded("Drive", name, serialNumber); |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 818 | } |
James Feist | e881852 | 2019-11-04 13:36:10 -0800 | [diff] [blame] | 819 | } |
| 820 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 821 | std::shared_ptr<sdbusplus::asio::dbus_interface> itemIface; |
| 822 | std::shared_ptr<sdbusplus::asio::dbus_interface> operationalIface; |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 823 | std::shared_ptr<sdbusplus::asio::dbus_interface> rebuildingIface; |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 824 | std::shared_ptr<sdbusplus::asio::dbus_interface> assetIface; |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 825 | std::shared_ptr<sdbusplus::asio::dbus_interface> driveIface; |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 826 | std::shared_ptr<sdbusplus::asio::dbus_interface> associations; |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 827 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 828 | bool isNvme; |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 829 | bool isPresent; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 830 | std::string name; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 831 | std::string serialNumber = "N/A"; |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 832 | bool serialNumberInitialized = false; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 833 | bool loggedPresent = false; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 834 | }; |
| 835 | |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 836 | struct Backplane : std::enable_shared_from_this<Backplane> |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 837 | { |
| 838 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 839 | Backplane(size_t busIn, size_t addressIn, size_t backplaneIndexIn, |
| 840 | const std::string& nameIn) : |
| 841 | bus(busIn), |
| 842 | address(addressIn), backplaneIndex(backplaneIndexIn - 1), name(nameIn), |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 843 | timer(boost::asio::steady_timer(io)), |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 844 | muxes(std::make_shared<boost::container::flat_set<Mux>>()) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 845 | { |
| 846 | } |
James Feist | d0d36f1 | 2019-11-21 10:19:44 -0800 | [diff] [blame] | 847 | void populateAsset(const std::string& rootPath, const std::string& busname) |
| 848 | { |
| 849 | conn->async_method_call( |
| 850 | [assetIface{assetInterface}, hsbpIface{hsbpItemIface}]( |
| 851 | const boost::system::error_code ec, |
| 852 | const boost::container::flat_map< |
| 853 | std::string, std::variant<std::string>>& values) mutable { |
| 854 | if (ec) |
| 855 | { |
| 856 | std::cerr |
| 857 | << "Error getting asset tag from HSBP configuration\n"; |
| 858 | |
| 859 | return; |
| 860 | } |
| 861 | assetIface = objServer.add_interface( |
| 862 | hsbpIface->get_object_path(), assetTag); |
| 863 | for (const auto& [key, value] : values) |
| 864 | { |
| 865 | const std::string* ptr = std::get_if<std::string>(&value); |
| 866 | if (ptr == nullptr) |
| 867 | { |
| 868 | std::cerr << key << " Invalid type!\n"; |
| 869 | continue; |
| 870 | } |
| 871 | assetIface->register_property(key, *ptr); |
| 872 | } |
| 873 | assetIface->initialize(); |
| 874 | }, |
| 875 | busname, rootPath, "org.freedesktop.DBus.Properties", "GetAll", |
| 876 | assetTag); |
| 877 | } |
| 878 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 879 | static std::string zeroPad(const uint8_t val) |
| 880 | { |
| 881 | std::ostringstream version; |
| 882 | version << std::setw(2) << std::setfill('0') |
| 883 | << static_cast<size_t>(val); |
| 884 | return version.str(); |
| 885 | } |
| 886 | |
James Feist | d0d36f1 | 2019-11-21 10:19:44 -0800 | [diff] [blame] | 887 | void run(const std::string& rootPath, const std::string& busname) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 888 | { |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 889 | file = open(("/dev/i2c-" + std::to_string(bus)).c_str(), |
| 890 | O_RDWR | O_CLOEXEC); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 891 | if (file < 0) |
| 892 | { |
| 893 | std::cerr << "unable to open bus " << bus << "\n"; |
| 894 | return; |
| 895 | } |
| 896 | |
| 897 | if (ioctl(file, I2C_SLAVE_FORCE, address) < 0) |
| 898 | { |
| 899 | std::cerr << "unable to set address to " << address << "\n"; |
| 900 | return; |
| 901 | } |
| 902 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 903 | if (!getPresent()) |
| 904 | { |
| 905 | std::cerr << "Cannot detect CPLD\n"; |
| 906 | return; |
| 907 | } |
| 908 | |
| 909 | getBootVer(bootVer); |
| 910 | getFPGAVer(fpgaVer); |
| 911 | getSecurityRev(securityRev); |
| 912 | std::string dbusName = boost::replace_all_copy(name, " ", "_"); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 913 | hsbpItemIface = objServer.add_interface( |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 914 | "/xyz/openbmc_project/inventory/item/hsbp/" + dbusName, |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 915 | inventory::interface); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 916 | hsbpItemIface->register_property("Present", true); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 917 | hsbpItemIface->register_property("PrettyName", name); |
| 918 | hsbpItemIface->initialize(); |
| 919 | |
James Feist | d0d36f1 | 2019-11-21 10:19:44 -0800 | [diff] [blame] | 920 | storageInterface = objServer.add_interface( |
| 921 | hsbpItemIface->get_object_path(), |
| 922 | "xyz.openbmc_project.Inventory.Item.StorageController"); |
| 923 | storageInterface->initialize(); |
| 924 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 925 | versionIface = |
James Feist | e6db783 | 2020-01-06 14:20:09 -0800 | [diff] [blame] | 926 | objServer.add_interface("/xyz/openbmc_project/software/" + dbusName, |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 927 | "xyz.openbmc_project.Software.Version"); |
| 928 | versionIface->register_property("Version", zeroPad(bootVer) + "." + |
| 929 | zeroPad(fpgaVer) + "." + |
| 930 | zeroPad(securityRev)); |
| 931 | versionIface->register_property( |
| 932 | "Purpose", |
| 933 | std::string( |
| 934 | "xyz.openbmc_project.Software.Version.VersionPurpose.HSBP")); |
| 935 | versionIface->initialize(); |
jayaprakash Mutyala | 05f8d57 | 2020-01-31 15:56:52 +0000 | [diff] [blame] | 936 | |
| 937 | auto activationIface = |
| 938 | objServer.add_interface("/xyz/openbmc_project/software/" + dbusName, |
| 939 | "xyz.openbmc_project.Software.Activation"); |
| 940 | |
| 941 | activationIface->register_property( |
| 942 | "Activation", |
| 943 | std::string( |
| 944 | "xyz.openbmc_project.Software.Activation.Activations.Active")); |
| 945 | activationIface->register_property( |
| 946 | "RequestedActivation", |
| 947 | std::string("xyz.openbmc_project.Software.Activation." |
| 948 | "RequestedActivations.None")); |
| 949 | |
| 950 | activationIface->initialize(); |
| 951 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 952 | getPresence(presence); |
| 953 | getIFDET(ifdet); |
| 954 | |
James Feist | d0d36f1 | 2019-11-21 10:19:44 -0800 | [diff] [blame] | 955 | populateAsset(rootPath, busname); |
| 956 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 957 | createDrives(); |
| 958 | |
| 959 | runTimer(); |
| 960 | } |
| 961 | |
| 962 | void runTimer() |
| 963 | { |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 964 | timer.expires_after(std::chrono::seconds(scanRateSeconds)); |
| 965 | timer.async_wait([weak{std::weak_ptr<Backplane>(shared_from_this())}]( |
| 966 | boost::system::error_code ec) { |
| 967 | auto self = weak.lock(); |
| 968 | if (!self) |
| 969 | { |
| 970 | return; |
| 971 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 972 | if (ec == boost::asio::error::operation_aborted) |
| 973 | { |
| 974 | // we're being destroyed |
| 975 | return; |
| 976 | } |
| 977 | else if (ec) |
| 978 | { |
| 979 | std::cerr << "timer error " << ec.message() << "\n"; |
| 980 | return; |
| 981 | } |
James Feist | 9f6565d | 2019-10-09 13:15:13 -0700 | [diff] [blame] | 982 | |
| 983 | if (!isPowerOn()) |
| 984 | { |
| 985 | // can't access hsbp when power is off |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 986 | self->runTimer(); |
James Feist | 9f6565d | 2019-10-09 13:15:13 -0700 | [diff] [blame] | 987 | return; |
| 988 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 989 | |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 990 | self->getPresence(self->presence); |
| 991 | self->getIFDET(self->ifdet); |
| 992 | self->getFailed(self->failed); |
| 993 | self->getRebuild(self->rebuilding); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 994 | |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 995 | self->updateDrives(); |
| 996 | self->runTimer(); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 997 | }); |
| 998 | } |
| 999 | |
| 1000 | void createDrives() |
| 1001 | { |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1002 | for (size_t ii = 0; ii < maxDrives; ii++) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1003 | { |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 1004 | uint8_t driveSlot = (1 << ii); |
| 1005 | bool isNvme = ((ifdet & driveSlot) && !(presence & driveSlot)); |
| 1006 | bool isPresent = isNvme || (presence & driveSlot); |
| 1007 | bool isFailed = !isPresent || failed & driveSlot; |
| 1008 | bool isRebuilding = !isPresent && (rebuilding & driveSlot); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1009 | |
| 1010 | // +1 to convert from 0 based to 1 based |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1011 | std::string driveName = boost::replace_all_copy(name, " ", "_") + |
| 1012 | "_Drive_" + std::to_string(ii + 1); |
| 1013 | Drive& drive = drives.emplace_back(driveName, isPresent, !isFailed, |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 1014 | isNvme, isRebuilding); |
| 1015 | std::shared_ptr<Led> led = leds.emplace_back(std::make_shared<Led>( |
| 1016 | drive.itemIface->get_object_path(), ii, file)); |
| 1017 | led->createInterface(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1018 | } |
| 1019 | } |
| 1020 | |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1021 | void updateDrives() |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1022 | { |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1023 | size_t ii = 0; |
| 1024 | |
| 1025 | for (auto it = drives.begin(); it != drives.end(); it++, ii++) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1026 | { |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 1027 | uint8_t driveSlot = (1 << ii); |
| 1028 | bool isNvme = ((ifdet & driveSlot) && !(presence & driveSlot)); |
| 1029 | bool isPresent = isNvme || (presence & driveSlot); |
| 1030 | bool isFailed = !isPresent || (failed & driveSlot); |
| 1031 | bool isRebuilding = isPresent && (rebuilding & driveSlot); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1032 | |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1033 | it->isNvme = isNvme; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1034 | it->setPresent(isPresent); |
Johnathan Mantey | 7045b4b | 2020-06-19 09:24:49 -0700 | [diff] [blame] | 1035 | it->logPresent(); |
James Feist | da0c35f | 2020-02-03 10:16:13 -0800 | [diff] [blame] | 1036 | |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1037 | it->rebuildingIface->set_property("Rebuilding", isRebuilding); |
| 1038 | if (isFailed || isRebuilding) |
| 1039 | { |
| 1040 | it->markFailed(); |
| 1041 | } |
| 1042 | else |
| 1043 | { |
| 1044 | it->clearFailed(); |
| 1045 | } |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1046 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1047 | } |
| 1048 | |
| 1049 | bool getPresent() |
| 1050 | { |
| 1051 | present = i2c_smbus_read_byte(file) >= 0; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1052 | return present; |
| 1053 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1054 | |
| 1055 | bool getTypeID(uint8_t& val) |
| 1056 | { |
| 1057 | constexpr uint8_t addr = 2; |
| 1058 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1059 | if (ret < 0) |
| 1060 | { |
| 1061 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1062 | return false; |
| 1063 | } |
| 1064 | val = static_cast<uint8_t>(ret); |
| 1065 | return true; |
| 1066 | } |
| 1067 | |
| 1068 | bool getBootVer(uint8_t& val) |
| 1069 | { |
| 1070 | constexpr uint8_t addr = 3; |
| 1071 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1072 | if (ret < 0) |
| 1073 | { |
| 1074 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1075 | return false; |
| 1076 | } |
| 1077 | val = static_cast<uint8_t>(ret); |
| 1078 | return true; |
| 1079 | } |
| 1080 | |
| 1081 | bool getFPGAVer(uint8_t& val) |
| 1082 | { |
| 1083 | constexpr uint8_t addr = 4; |
| 1084 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1085 | if (ret < 0) |
| 1086 | { |
| 1087 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1088 | return false; |
| 1089 | } |
| 1090 | val = static_cast<uint8_t>(ret); |
| 1091 | return true; |
| 1092 | } |
| 1093 | |
| 1094 | bool getSecurityRev(uint8_t& val) |
| 1095 | { |
| 1096 | constexpr uint8_t addr = 5; |
| 1097 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1098 | if (ret < 0) |
| 1099 | { |
| 1100 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1101 | return false; |
| 1102 | } |
| 1103 | val = static_cast<uint8_t>(ret); |
| 1104 | return true; |
| 1105 | } |
| 1106 | |
| 1107 | bool getPresence(uint8_t& val) |
| 1108 | { |
| 1109 | // NVMe drives do not assert PRSNTn, and as such do not get reported as |
| 1110 | // PRESENT in this register |
| 1111 | |
| 1112 | constexpr uint8_t addr = 8; |
| 1113 | |
| 1114 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1115 | if (ret < 0) |
| 1116 | { |
| 1117 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1118 | return false; |
| 1119 | } |
| 1120 | // presence is inverted |
| 1121 | val = static_cast<uint8_t>(~ret); |
| 1122 | return true; |
| 1123 | } |
| 1124 | |
| 1125 | bool getIFDET(uint8_t& val) |
| 1126 | { |
| 1127 | // This register is a bitmap of parallel GPIO pins connected to the |
| 1128 | // IFDETn pin of a drive slot. SATA, SAS, and NVMe drives all assert |
| 1129 | // IFDETn low when they are inserted into the HSBP.This register, in |
| 1130 | // combination with the PRESENCE register, are used by the BMC to detect |
| 1131 | // the presence of NVMe drives. |
| 1132 | |
| 1133 | constexpr uint8_t addr = 9; |
| 1134 | |
| 1135 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1136 | if (ret < 0) |
| 1137 | { |
| 1138 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1139 | return false; |
| 1140 | } |
| 1141 | // ifdet is inverted |
| 1142 | val = static_cast<uint8_t>(~ret); |
| 1143 | return true; |
| 1144 | } |
| 1145 | |
| 1146 | bool getFailed(uint8_t& val) |
| 1147 | { |
| 1148 | constexpr uint8_t addr = 0xC; |
| 1149 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1150 | if (ret < 0) |
| 1151 | { |
| 1152 | std::cerr << "Error " << __FUNCTION__ << "\n"; |
| 1153 | return false; |
| 1154 | } |
| 1155 | val = static_cast<uint8_t>(ret); |
| 1156 | return true; |
| 1157 | } |
| 1158 | |
| 1159 | bool getRebuild(uint8_t& val) |
| 1160 | { |
| 1161 | constexpr uint8_t addr = 0xD; |
| 1162 | int ret = i2c_smbus_read_byte_data(file, addr); |
| 1163 | if (ret < 0) |
| 1164 | { |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1165 | std::cerr << "Error " << __FUNCTION__ << " " << strerror(ret) |
| 1166 | << "\n"; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1167 | return false; |
| 1168 | } |
| 1169 | val = static_cast<uint8_t>(ret); |
| 1170 | return true; |
| 1171 | } |
| 1172 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1173 | bool getInsertedAndRemovedNvmeDrives( |
| 1174 | std::forward_list<std::string>& nvmeDrivesInserted, |
| 1175 | std::forward_list<std::string>& nvmeDrivesRemoved) |
| 1176 | { |
| 1177 | /* Get the current drives status */ |
| 1178 | std::bitset<8> currDriveStatus; |
| 1179 | uint8_t nPresence; |
| 1180 | uint8_t nIfdet; |
| 1181 | |
| 1182 | if (!getPresence(nPresence) || !getIFDET(nIfdet)) |
| 1183 | { |
| 1184 | /* Error getting value. Return */ |
| 1185 | std::cerr << "Backplane " << name |
| 1186 | << " failed to get drive status\n"; |
| 1187 | return false; |
| 1188 | } |
| 1189 | |
| 1190 | std::string dbusHsbpName = boost::replace_all_copy(name, " ", "_"); |
| 1191 | auto nvmeMap = hsbpConfig.hsbpNvmeMap.find(dbusHsbpName); |
| 1192 | if (nvmeMap == hsbpConfig.hsbpNvmeMap.end()) |
| 1193 | { |
| 1194 | std::cerr << "Couldn't get the NVMe Map for the backplane : " |
| 1195 | << name << "\n"; |
| 1196 | return false; |
| 1197 | } |
| 1198 | |
| 1199 | /* NVMe drives do not assert PRSNTn, and as such do not get reported in |
| 1200 | * "presence" register, but assert ifdet low. This implies for a NVMe |
| 1201 | * drive to be present, corresponding precense bit has to be 0 and idfet |
| 1202 | * has to be 1 (as the values of these regosters are negated: check |
| 1203 | * getPresence() and getIfdet() functions) */ |
| 1204 | for (uint8_t bit = 0; bit < 8; bit++) |
| 1205 | { |
| 1206 | if ((nPresence & (1U << bit)) == 0) |
| 1207 | { |
| 1208 | if (nIfdet & (1U << bit)) |
| 1209 | { |
| 1210 | currDriveStatus.set(bit); |
| 1211 | } |
| 1212 | } |
| 1213 | } |
| 1214 | |
| 1215 | /* Determine Inserted and Removed Drives |
| 1216 | * Prev Bit | Curr Bit | Status |
| 1217 | * 0 | 0 | No Change |
| 1218 | * 0 | 1 | Inserted |
| 1219 | * 1 | 0 | Removed |
| 1220 | * 1 | 1 | No Change |
| 1221 | */ |
| 1222 | for (uint8_t index = 0; index < 8; index++) |
| 1223 | { |
| 1224 | /* Inserted */ |
| 1225 | if (!prevDriveStatus.test(index) && currDriveStatus.test(index)) |
| 1226 | { |
| 1227 | nvmeDrivesInserted.emplace_front(nvmeMap->second.at(index)); |
| 1228 | std::cerr << name << " : " << nvmeDrivesInserted.front() |
| 1229 | << " Inserted !\n"; |
| 1230 | } |
| 1231 | |
| 1232 | /* Removed */ |
| 1233 | else if (prevDriveStatus.test(index) && |
| 1234 | !currDriveStatus.test(index)) |
| 1235 | { |
| 1236 | nvmeDrivesRemoved.emplace_front(nvmeMap->second.at(index)); |
| 1237 | std::cerr << name << " : " << nvmeDrivesRemoved.front() |
| 1238 | << " Removed !\n"; |
| 1239 | } |
| 1240 | } |
| 1241 | |
| 1242 | prevDriveStatus = currDriveStatus; |
| 1243 | return true; |
| 1244 | } |
| 1245 | |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 1246 | virtual ~Backplane() |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1247 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1248 | timer.cancel(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1249 | objServer.remove_interface(hsbpItemIface); |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1250 | objServer.remove_interface(versionIface); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1251 | objServer.remove_interface(storageInterface); |
| 1252 | objServer.remove_interface(assetInterface); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1253 | if (file >= 0) |
| 1254 | { |
| 1255 | close(file); |
| 1256 | } |
| 1257 | } |
| 1258 | |
| 1259 | size_t bus; |
| 1260 | size_t address; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1261 | size_t backplaneIndex; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1262 | std::string name; |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1263 | boost::asio::steady_timer timer; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1264 | bool present = false; |
| 1265 | uint8_t typeId = 0; |
| 1266 | uint8_t bootVer = 0; |
| 1267 | uint8_t fpgaVer = 0; |
| 1268 | uint8_t securityRev = 0; |
| 1269 | uint8_t funSupported = 0; |
| 1270 | uint8_t presence = 0; |
| 1271 | uint8_t ifdet = 0; |
| 1272 | uint8_t failed = 0; |
James Feist | 244f323 | 2019-09-27 15:15:14 -0700 | [diff] [blame] | 1273 | uint8_t rebuilding = 0; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1274 | std::bitset<8> prevDriveStatus; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1275 | |
| 1276 | int file = -1; |
| 1277 | |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1278 | std::string type; |
| 1279 | |
| 1280 | std::shared_ptr<sdbusplus::asio::dbus_interface> hsbpItemIface; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1281 | std::shared_ptr<sdbusplus::asio::dbus_interface> versionIface; |
James Feist | d0d36f1 | 2019-11-21 10:19:44 -0800 | [diff] [blame] | 1282 | std::shared_ptr<sdbusplus::asio::dbus_interface> storageInterface; |
| 1283 | std::shared_ptr<sdbusplus::asio::dbus_interface> assetInterface; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1284 | |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1285 | std::list<Drive> drives; |
James Feist | 09dd231 | 2019-10-09 09:29:03 -0700 | [diff] [blame] | 1286 | std::vector<std::shared_ptr<Led>> leds; |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1287 | std::shared_ptr<boost::container::flat_set<Mux>> muxes; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1288 | }; |
| 1289 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1290 | /* Global HSBP backplanes and NVMe drives collection */ |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1291 | std::unordered_map<std::string, std::shared_ptr<Backplane>> backplanes; |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1292 | std::list<Drive> ownerlessDrives; // drives without a backplane |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1293 | /***************************** End of Section *******************************/ |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1294 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1295 | /****************************************************************************/ |
| 1296 | /***************** Miscellaneous Class/Function Definitions *****************/ |
| 1297 | /****************************************************************************/ |
| 1298 | /* The purpose of this class is to sync the code flow. Often times there could |
| 1299 | * be multiple dbus calls which are async, and upon completely finishing all |
| 1300 | * Dbus calls, we need to call next function, or handle the error. |
| 1301 | * When an object of this class goes out of scope, the respective handlers |
| 1302 | * will be called */ |
| 1303 | class AsyncCallbackHandler |
| 1304 | { |
| 1305 | bool errorOccurred = false; |
| 1306 | std::function<void()> onSuccess = nullptr; |
| 1307 | std::function<void()> onError = nullptr; |
| 1308 | |
| 1309 | public: |
| 1310 | explicit AsyncCallbackHandler(std::function<void()> onSuccessIn, |
| 1311 | std::function<void()> onErrorIn) : |
| 1312 | onSuccess(std::move(onSuccessIn)), |
| 1313 | onError(std::move(onErrorIn)) |
| 1314 | { |
| 1315 | } |
| 1316 | |
| 1317 | void setError() |
| 1318 | { |
| 1319 | errorOccurred = true; |
| 1320 | } |
| 1321 | |
| 1322 | ~AsyncCallbackHandler() |
| 1323 | { |
| 1324 | /* If error occurred flag was set, execute the error handler */ |
| 1325 | if (errorOccurred) |
| 1326 | { |
| 1327 | /* Check if Error Handler is defined */ |
| 1328 | if (onError) |
| 1329 | { |
| 1330 | onError(); |
| 1331 | } |
| 1332 | |
| 1333 | return; |
| 1334 | } |
| 1335 | |
| 1336 | /* If Success Handler is present, execute Success Handler */ |
| 1337 | if (onSuccess) |
| 1338 | { |
| 1339 | onSuccess(); |
| 1340 | } |
| 1341 | } |
| 1342 | }; |
| 1343 | |
| 1344 | void stopHsbpManager() |
| 1345 | { |
| 1346 | std::cerr << __FUNCTION__ << ": Stopping hsbp-manager\n"; |
| 1347 | appState = AppState::idle; |
| 1348 | hsbpConfig.clearConfig(); |
| 1349 | clockBuffers.clear(); |
| 1350 | ioExpanders.clear(); |
| 1351 | backplanes.clear(); |
| 1352 | |
| 1353 | io.stop(); |
| 1354 | } |
| 1355 | /***************************** End of Section *******************************/ |
| 1356 | |
| 1357 | /****************************************************************************/ |
| 1358 | /********* HSBP clock enable/disable related Function Definitions ***********/ |
| 1359 | /****************************************************************************/ |
| 1360 | void updateHsbpClocks(std::forward_list<std::string>& nvmeDrivesInserted, |
| 1361 | std::forward_list<std::string>& nvmeDrivesRemoved) |
| 1362 | { |
| 1363 | if (appState < AppState::backplanesLoaded) |
| 1364 | { |
| 1365 | std::cerr << "HSBP not initialized ! Cancelling Clock Update ! \n"; |
| 1366 | return; |
| 1367 | } |
| 1368 | |
| 1369 | std::cerr << "Updating HSBP drive clocks ...\n"; |
| 1370 | |
| 1371 | /* Loop through all clock buffers and try to update the clocks (this will be |
| 1372 | * done if the mode of operation of the clock buffer is SMBus) */ |
| 1373 | for (auto& clockBuffer : clockBuffers) |
| 1374 | { |
| 1375 | if (!clockBuffer.enableDisableClock(nvmeDrivesInserted, |
| 1376 | nvmeDrivesRemoved)) |
| 1377 | { |
| 1378 | std::cerr << "Error Occurred while setting the clock in \"" |
| 1379 | << clockBuffer.getName() << "\"\n"; |
| 1380 | } |
| 1381 | } |
| 1382 | |
| 1383 | /* If there are drives yet to be updated, check all the IO Expanders in case |
| 1384 | * they are mapped to the drives and enable the respective IO */ |
| 1385 | if (!nvmeDrivesInserted.empty() || !nvmeDrivesRemoved.empty()) |
| 1386 | { |
| 1387 | for (auto& ioExpander : ioExpanders) |
| 1388 | { |
| 1389 | if (!ioExpander.enableDisableOuput(nvmeDrivesInserted, |
| 1390 | nvmeDrivesRemoved)) |
| 1391 | { |
| 1392 | std::cerr << "Error Occurred while setting the IO in \"" |
| 1393 | << ioExpander.getName() << "\"\n"; |
| 1394 | } |
| 1395 | } |
| 1396 | } |
| 1397 | |
| 1398 | /* If there are drives still left, then one or more drives clock |
| 1399 | * enable/diable failed. There is a possibility of improper mapping or |
| 1400 | * current communication with the device failed */ |
| 1401 | if (!nvmeDrivesInserted.empty() || !nvmeDrivesRemoved.empty()) |
| 1402 | { |
| 1403 | std::cerr << "Critical Error !!!\nMapping issue detected !\n"; |
| 1404 | |
| 1405 | if (!nvmeDrivesInserted.empty()) |
| 1406 | { |
| 1407 | std::cerr << "The clock enable failed for : "; |
| 1408 | for (auto& nvme1 : nvmeDrivesInserted) |
| 1409 | { |
| 1410 | std::cerr << nvme1 << ", "; |
| 1411 | } |
| 1412 | std::cerr << "\n"; |
| 1413 | } |
| 1414 | |
| 1415 | if (!nvmeDrivesRemoved.empty()) |
| 1416 | { |
| 1417 | std::cerr << "The clock disable failed for : "; |
| 1418 | for (auto& nvme1 : nvmeDrivesRemoved) |
| 1419 | { |
| 1420 | std::cerr << nvme1 << ", "; |
| 1421 | } |
| 1422 | std::cerr << "\n"; |
| 1423 | } |
| 1424 | } |
| 1425 | } |
| 1426 | |
| 1427 | void scanHsbpDrives(bool& hsbpDriveScanInProgress) |
| 1428 | { |
| 1429 | std::cerr << __FUNCTION__ << ": Scanning HSBP drives status ...\n"; |
| 1430 | |
| 1431 | /* List variables to store the drives Inserted/Removed */ |
| 1432 | std::forward_list<std::string> nvmeDrivesInserted; |
| 1433 | std::forward_list<std::string> nvmeDrivesRemoved; |
| 1434 | |
| 1435 | /* Loop through each backplane present and get the list of inserted/removed |
| 1436 | * drives */ |
| 1437 | for (auto& [name, backplane] : backplanes) |
| 1438 | { |
| 1439 | backplane->getInsertedAndRemovedNvmeDrives(nvmeDrivesInserted, |
| 1440 | nvmeDrivesRemoved); |
| 1441 | } |
| 1442 | |
| 1443 | if (!nvmeDrivesInserted.empty() || !nvmeDrivesRemoved.empty()) |
| 1444 | { |
| 1445 | updateHsbpClocks(nvmeDrivesInserted, nvmeDrivesRemoved); |
| 1446 | } |
| 1447 | |
| 1448 | std::cerr << __FUNCTION__ << ": Scanning HSBP drives Completed\n"; |
| 1449 | |
| 1450 | hsbpDriveScanInProgress = false; |
| 1451 | } |
| 1452 | |
| 1453 | void checkHsbpDrivesStatus() |
| 1454 | { |
| 1455 | static bool hsbpDriveScanInProgress = false; |
| 1456 | static bool hsbpDriveRescanInQueue = false; |
| 1457 | |
| 1458 | if (appState < AppState::backplanesLoaded) |
| 1459 | { |
| 1460 | std::cerr << __FUNCTION__ |
| 1461 | << ": HSBP not initialized ! Cancelling scan of HSBP drives " |
| 1462 | "status ! \n"; |
| 1463 | return; |
| 1464 | } |
| 1465 | |
| 1466 | if (hsbpDriveScanInProgress) |
| 1467 | { |
| 1468 | /* Scan and Clock Update already in progress. Try again after sometime. |
| 1469 | * This event can occur due to the GPIO interrupt */ |
| 1470 | std::cerr << __FUNCTION__ |
| 1471 | << ": HSBP Drives Scan is already in progress\n"; |
| 1472 | if (hsbpDriveRescanInQueue) |
| 1473 | { |
| 1474 | /* There is already a Re-Scan in queue. No need to create multiple |
| 1475 | * rescans */ |
| 1476 | return; |
| 1477 | } |
| 1478 | |
| 1479 | hsbpDriveRescanInQueue = true; |
| 1480 | |
| 1481 | std::cerr << __FUNCTION__ << ": Queuing the Scan \n"; |
| 1482 | |
| 1483 | auto driveScanTimer = std::make_shared<boost::asio::steady_timer>(io); |
| 1484 | driveScanTimer->expires_after(std::chrono::seconds(1)); |
| 1485 | driveScanTimer->async_wait( |
| 1486 | [driveScanTimer](const boost::system::error_code ec) { |
| 1487 | if (ec == boost::asio::error::operation_aborted) |
| 1488 | { |
| 1489 | // Timer was Aborted |
| 1490 | return; |
| 1491 | } |
| 1492 | else if (ec) |
| 1493 | { |
| 1494 | std::cerr << "driveScanTimer: Timer error" << ec.message() |
| 1495 | << "\n"; |
| 1496 | return; |
| 1497 | } |
| 1498 | hsbpDriveRescanInQueue = false; |
| 1499 | checkHsbpDrivesStatus(); |
| 1500 | }); |
| 1501 | |
| 1502 | return; |
| 1503 | } |
| 1504 | |
| 1505 | hsbpDriveScanInProgress = true; |
| 1506 | |
| 1507 | /* Post the scan to IO queue and return from here. This enables capturing |
| 1508 | * next GPIO event if any */ |
| 1509 | boost::asio::post(io, []() { scanHsbpDrives(hsbpDriveScanInProgress); }); |
| 1510 | } |
| 1511 | /***************************** End of Section *******************************/ |
| 1512 | |
| 1513 | /****************************************************************************/ |
| 1514 | /********** Backplanes and NVMe drives related Function Definitions *********/ |
| 1515 | /****************************************************************************/ |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1516 | static size_t getDriveCount() |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 1517 | { |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1518 | size_t count = 0; |
| 1519 | for (const auto& [key, backplane] : backplanes) |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 1520 | { |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1521 | count += backplane->drives.size(); |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 1522 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1523 | return count + ownerlessDrives.size(); |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 1524 | } |
| 1525 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1526 | void updateAssets() |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1527 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1528 | appState = AppState::loadingDrives; |
| 1529 | |
| 1530 | /* Setup a callback to be called once the assets are populated completely or |
| 1531 | * fallback to error handler */ |
| 1532 | auto drivesLoadedCallback = std::make_shared<AsyncCallbackHandler>( |
| 1533 | []() { |
| 1534 | appState = AppState::drivesLoaded; |
| 1535 | std::cerr << "Drives Updated !\n"; |
| 1536 | }, |
| 1537 | []() { |
| 1538 | // TODO: Handle this error if needed |
| 1539 | appState = AppState::backplanesLoaded; |
| 1540 | std::cerr << "An error occured ! Drives load failed \n"; |
| 1541 | }); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1542 | |
| 1543 | conn->async_method_call( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1544 | [drivesLoadedCallback](const boost::system::error_code ec, |
| 1545 | const GetSubTreeType& subtree) { |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1546 | if (ec) |
| 1547 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1548 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 1549 | << ec.message() << "\n"; |
| 1550 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1551 | return; |
| 1552 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1553 | |
| 1554 | // drives may get an owner during this, or we might disover more |
| 1555 | // drives |
| 1556 | ownerlessDrives.clear(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1557 | for (const auto& [path, objDict] : subtree) |
| 1558 | { |
| 1559 | if (objDict.empty()) |
| 1560 | { |
| 1561 | continue; |
| 1562 | } |
| 1563 | |
| 1564 | const std::string& owner = objDict.begin()->first; |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 1565 | // we export this interface too |
| 1566 | if (owner == busName) |
| 1567 | { |
| 1568 | continue; |
| 1569 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1570 | if (std::find(objDict.begin()->second.begin(), |
| 1571 | objDict.begin()->second.end(), |
| 1572 | assetTag) == objDict.begin()->second.end()) |
| 1573 | { |
| 1574 | // no asset tag to associate to |
| 1575 | continue; |
| 1576 | } |
| 1577 | |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1578 | conn->async_method_call( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1579 | [path, drivesLoadedCallback]( |
| 1580 | const boost::system::error_code ec2, |
| 1581 | const boost::container::flat_map< |
| 1582 | std::string, std::variant<uint64_t, std::string>>& |
| 1583 | values) { |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1584 | if (ec2) |
| 1585 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1586 | std::cerr << __FUNCTION__ |
| 1587 | << ": Error Getting Config " |
| 1588 | << ec2.message() << " " |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1589 | << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1590 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1591 | return; |
| 1592 | } |
| 1593 | auto findBus = values.find("Bus"); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1594 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1595 | if (findBus == values.end()) |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1596 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1597 | std::cerr << __FUNCTION__ |
| 1598 | << ": Illegal interface at " << path |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1599 | << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1600 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1601 | return; |
| 1602 | } |
| 1603 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1604 | // find the mux bus and addr |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1605 | size_t muxBus = static_cast<size_t>( |
| 1606 | std::get<uint64_t>(findBus->second)); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1607 | std::filesystem::path muxPath = |
| 1608 | "/sys/bus/i2c/devices/i2c-" + |
| 1609 | std::to_string(muxBus) + "/mux_device"; |
| 1610 | if (!std::filesystem::is_symlink(muxPath)) |
| 1611 | { |
| 1612 | std::cerr << path << " mux does not exist\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1613 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1614 | return; |
| 1615 | } |
| 1616 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1617 | // we should be getting something of the form 7-0052 |
| 1618 | // for bus 7 addr 52 |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1619 | std::string fname = |
| 1620 | std::filesystem::read_symlink(muxPath).filename(); |
| 1621 | auto findDash = fname.find('-'); |
| 1622 | |
| 1623 | if (findDash == std::string::npos || |
| 1624 | findDash + 1 >= fname.size()) |
| 1625 | { |
| 1626 | std::cerr << path << " mux path invalid\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1627 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1628 | return; |
| 1629 | } |
| 1630 | |
| 1631 | std::string busStr = fname.substr(0, findDash); |
| 1632 | std::string muxStr = fname.substr(findDash + 1); |
| 1633 | |
| 1634 | size_t bus = static_cast<size_t>(std::stoi(busStr)); |
| 1635 | size_t addr = |
| 1636 | static_cast<size_t>(std::stoi(muxStr, nullptr, 16)); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1637 | size_t muxIndex = 0; |
| 1638 | |
| 1639 | // find the channel of the mux the drive is on |
| 1640 | std::ifstream nameFile("/sys/bus/i2c/devices/i2c-" + |
| 1641 | std::to_string(muxBus) + |
| 1642 | "/name"); |
| 1643 | if (!nameFile) |
| 1644 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1645 | std::cerr << __FUNCTION__ |
| 1646 | << ": Unable to open name file of bus " |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1647 | << muxBus << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1648 | drivesLoadedCallback->setError(); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1649 | return; |
| 1650 | } |
| 1651 | |
| 1652 | std::string nameStr; |
| 1653 | std::getline(nameFile, nameStr); |
| 1654 | |
| 1655 | // file is of the form "i2c-4-mux (chan_id 1)", get chan |
| 1656 | // assume single digit chan |
| 1657 | const std::string prefix = "chan_id "; |
| 1658 | size_t findId = nameStr.find(prefix); |
| 1659 | if (findId == std::string::npos || |
| 1660 | findId + 1 >= nameStr.size()) |
| 1661 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1662 | std::cerr << __FUNCTION__ |
| 1663 | << ": Illegal name file on bus " << muxBus |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1664 | << "\n"; |
| 1665 | } |
| 1666 | |
| 1667 | std::string indexStr = |
| 1668 | nameStr.substr(findId + prefix.size(), 1); |
| 1669 | |
| 1670 | size_t driveIndex = std::stoi(indexStr); |
| 1671 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1672 | boost::container::flat_map<std::string, std::string> |
| 1673 | assetInventory; |
| 1674 | const std::array<const char*, 4> assetKeys = { |
| 1675 | "PartNumber", "SerialNumber", "Manufacturer", |
| 1676 | "Model"}; |
| 1677 | for (const auto& [key, value] : values) |
| 1678 | { |
| 1679 | if (std::find(assetKeys.begin(), assetKeys.end(), |
| 1680 | key) == assetKeys.end()) |
| 1681 | { |
| 1682 | continue; |
| 1683 | } |
| 1684 | assetInventory[key] = std::get<std::string>(value); |
| 1685 | } |
| 1686 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1687 | Backplane* parent = nullptr; |
| 1688 | for (auto& [name, backplane] : backplanes) |
| 1689 | { |
| 1690 | muxIndex = 0; |
| 1691 | for (const Mux& mux : *(backplane->muxes)) |
| 1692 | { |
| 1693 | if (bus == mux.bus && addr == mux.address) |
| 1694 | { |
| 1695 | parent = backplane.get(); |
| 1696 | break; |
| 1697 | } |
| 1698 | muxIndex += mux.channels; |
| 1699 | } |
| 1700 | if (parent) |
| 1701 | { |
| 1702 | /* Found the backplane. No need to proceed |
| 1703 | * further */ |
| 1704 | break; |
| 1705 | } |
| 1706 | } |
| 1707 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1708 | // assume its a M.2 or something without a hsbp |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1709 | if (parent == nullptr) |
| 1710 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1711 | std::string driveName = |
| 1712 | "Drive_" + std::to_string(getDriveCount() + 1); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1713 | auto& drive = ownerlessDrives.emplace_back( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1714 | driveName, true, true, true, false); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1715 | drive.createAsset(assetInventory); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1716 | return; |
| 1717 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1718 | |
| 1719 | driveIndex += muxIndex; |
| 1720 | |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1721 | if (parent->drives.size() <= driveIndex) |
| 1722 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1723 | std::cerr << __FUNCTION__ |
| 1724 | << ": Illegal drive index at " << path |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1725 | << " " << driveIndex << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1726 | drivesLoadedCallback->setError(); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1727 | return; |
| 1728 | } |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1729 | auto it = parent->drives.begin(); |
| 1730 | std::advance(it, driveIndex); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1731 | |
James Feist | 42b49c1 | 2019-10-29 15:18:43 -0700 | [diff] [blame] | 1732 | it->createAsset(assetInventory); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1733 | }, |
| 1734 | owner, path, "org.freedesktop.DBus.Properties", "GetAll", |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1735 | "" /*all interface items*/); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1736 | } |
| 1737 | }, |
| 1738 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, "/", |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1739 | 0, std::array<const char*, 1>{nvmeIntf}); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1740 | } |
| 1741 | |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1742 | void populateMuxes(std::shared_ptr<boost::container::flat_set<Mux>> muxes, |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1743 | std::string& rootPath) |
| 1744 | { |
| 1745 | const static std::array<const std::string, 4> muxTypes = { |
| 1746 | "xyz.openbmc_project.Configuration.PCA9543Mux", |
| 1747 | "xyz.openbmc_project.Configuration.PCA9544Mux", |
| 1748 | "xyz.openbmc_project.Configuration.PCA9545Mux", |
| 1749 | "xyz.openbmc_project.Configuration.PCA9546Mux"}; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1750 | |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1751 | conn->async_method_call( |
| 1752 | [muxes](const boost::system::error_code ec, |
| 1753 | const GetSubTreeType& subtree) { |
| 1754 | if (ec) |
| 1755 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1756 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 1757 | << ec.message() << "\n"; |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1758 | return; |
| 1759 | } |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1760 | size_t index = 0; // as we use a flat map, these are sorted |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1761 | for (const auto& [path, objDict] : subtree) |
| 1762 | { |
| 1763 | if (objDict.empty() || objDict.begin()->second.empty()) |
| 1764 | { |
| 1765 | continue; |
| 1766 | } |
| 1767 | |
| 1768 | const std::string& owner = objDict.begin()->first; |
| 1769 | const std::vector<std::string>& interfaces = |
| 1770 | objDict.begin()->second; |
| 1771 | |
| 1772 | const std::string* interface = nullptr; |
| 1773 | for (const std::string& iface : interfaces) |
| 1774 | { |
| 1775 | if (std::find(muxTypes.begin(), muxTypes.end(), iface) != |
| 1776 | muxTypes.end()) |
| 1777 | { |
| 1778 | interface = &iface; |
| 1779 | break; |
| 1780 | } |
| 1781 | } |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1782 | |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1783 | if (interface == nullptr) |
| 1784 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1785 | std::cerr << __FUNCTION__ << ": Cannot get mux type\n"; |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1786 | continue; |
| 1787 | } |
| 1788 | |
| 1789 | conn->async_method_call( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1790 | [path, muxes, index]( |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1791 | const boost::system::error_code ec2, |
| 1792 | const boost::container::flat_map< |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1793 | std::string, |
| 1794 | std::variant<uint64_t, std::vector<std::string>>>& |
| 1795 | values) { |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1796 | if (ec2) |
| 1797 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1798 | std::cerr << __FUNCTION__ |
| 1799 | << ": Error Getting Config " |
| 1800 | << ec2.message() << "\n"; |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1801 | return; |
| 1802 | } |
| 1803 | auto findBus = values.find("Bus"); |
| 1804 | auto findAddress = values.find("Address"); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1805 | auto findChannelNames = values.find("ChannelNames"); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1806 | if (findBus == values.end() || |
| 1807 | findAddress == values.end()) |
| 1808 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1809 | std::cerr << __FUNCTION__ |
| 1810 | << ": Illegal configuration at " << path |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1811 | << "\n"; |
| 1812 | return; |
| 1813 | } |
| 1814 | size_t bus = static_cast<size_t>( |
| 1815 | std::get<uint64_t>(findBus->second)); |
| 1816 | size_t address = static_cast<size_t>( |
| 1817 | std::get<uint64_t>(findAddress->second)); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1818 | std::vector<std::string> channels = |
| 1819 | std::get<std::vector<std::string>>( |
| 1820 | findChannelNames->second); |
| 1821 | muxes->emplace(bus, address, channels.size(), index); |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1822 | }, |
| 1823 | owner, path, "org.freedesktop.DBus.Properties", "GetAll", |
| 1824 | *interface); |
James Feist | 8675a91 | 2019-10-16 14:36:58 -0700 | [diff] [blame] | 1825 | index++; |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1826 | } |
| 1827 | }, |
| 1828 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, |
| 1829 | rootPath, 1, muxTypes); |
| 1830 | } |
| 1831 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1832 | void populateHsbpBackplanes( |
| 1833 | const std::shared_ptr<AsyncCallbackHandler>& backplanesLoadedCallback) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1834 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1835 | std::cerr << __FUNCTION__ << ": Scanning Backplanes ...\n"; |
| 1836 | appState = AppState::loadingBackplanes; |
Jayaprakash Mutyala | 0c5059f | 2021-11-10 22:09:55 +0000 | [diff] [blame] | 1837 | backplanes.clear(); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1838 | |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1839 | conn->async_method_call( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1840 | [backplanesLoadedCallback](const boost::system::error_code ec, |
| 1841 | const GetSubTreeType& subtree) { |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1842 | if (ec) |
| 1843 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1844 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 1845 | << ec.message() << "\n"; |
| 1846 | backplanesLoadedCallback->setError(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1847 | return; |
| 1848 | } |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1849 | |
| 1850 | if (subtree.empty()) |
| 1851 | { |
| 1852 | /* There wer no HSBP's detected. set teh state back to |
| 1853 | * componentsLoaded so that on backplane match event, the |
| 1854 | * process can start again */ |
| 1855 | appState = AppState::componentsLoaded; |
| 1856 | std::cerr << __FUNCTION__ << ": No HSBPs Detected....\n"; |
| 1857 | return; |
| 1858 | } |
| 1859 | |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1860 | for (const auto& [path, objDict] : subtree) |
| 1861 | { |
| 1862 | if (objDict.empty()) |
| 1863 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1864 | std::cerr << __FUNCTION__ |
| 1865 | << ": Subtree data " |
| 1866 | "corrupted !\n"; |
| 1867 | backplanesLoadedCallback->setError(); |
| 1868 | return; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1869 | } |
| 1870 | |
| 1871 | const std::string& owner = objDict.begin()->first; |
| 1872 | conn->async_method_call( |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1873 | [backplanesLoadedCallback, path, |
| 1874 | owner](const boost::system::error_code ec2, |
| 1875 | const boost::container::flat_map< |
| 1876 | std::string, BasicVariantType>& resp) { |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1877 | if (ec2) |
| 1878 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1879 | std::cerr << __FUNCTION__ |
| 1880 | << ": Error Getting Config " |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1881 | << ec2.message() << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1882 | backplanesLoadedCallback->setError(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1883 | return; |
| 1884 | } |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1885 | std::optional<size_t> bus; |
| 1886 | std::optional<size_t> address; |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1887 | std::optional<size_t> backplaneIndex; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1888 | std::optional<std::string> name; |
| 1889 | for (const auto& [key, value] : resp) |
| 1890 | { |
| 1891 | if (key == "Bus") |
| 1892 | { |
| 1893 | bus = std::get<uint64_t>(value); |
| 1894 | } |
| 1895 | else if (key == "Address") |
| 1896 | { |
| 1897 | address = std::get<uint64_t>(value); |
| 1898 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1899 | else if (key == "Index") |
| 1900 | { |
| 1901 | backplaneIndex = std::get<uint64_t>(value); |
| 1902 | } |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1903 | else if (key == "Name") |
| 1904 | { |
| 1905 | name = std::get<std::string>(value); |
| 1906 | } |
| 1907 | } |
James Feist | 4577222 | 2019-09-27 10:38:08 -0700 | [diff] [blame] | 1908 | if (!bus || !address || !name || !backplaneIndex) |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1909 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1910 | std::cerr << __FUNCTION__ |
| 1911 | << ": Illegal configuration at " << path |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1912 | << "\n"; |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1913 | backplanesLoadedCallback->setError(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1914 | return; |
| 1915 | } |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 1916 | std::string parentPath = |
| 1917 | std::filesystem::path(path).parent_path(); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1918 | const auto& [backplane, status] = backplanes.emplace( |
James Feist | d86629c | 2020-04-23 10:07:25 -0700 | [diff] [blame] | 1919 | *name, std::make_shared<Backplane>( |
| 1920 | *bus, *address, *backplaneIndex, *name)); |
| 1921 | backplane->second->run(parentPath, owner); |
| 1922 | populateMuxes(backplane->second->muxes, parentPath); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1923 | }, |
| 1924 | owner, path, "org.freedesktop.DBus.Properties", "GetAll", |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1925 | hsbpCpldInft); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 1926 | } |
| 1927 | }, |
| 1928 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, "/", |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 1929 | 0, std::array<const char*, 1>{hsbpCpldInft}); |
| 1930 | } |
| 1931 | |
| 1932 | void setUpBackplanesAndDrives() |
| 1933 | { |
| 1934 | static bool backplanesScanInProgress = false; |
| 1935 | static bool backplanesRescanInQueue = false; |
| 1936 | |
| 1937 | if (appState < AppState::componentsLoaded) |
| 1938 | { |
| 1939 | std::cerr << __FUNCTION__ |
| 1940 | << ": Components are not initialized ! Cancelling scan of " |
| 1941 | "Backplanes ! \n"; |
| 1942 | return; |
| 1943 | } |
| 1944 | |
| 1945 | if (backplanesScanInProgress) |
| 1946 | { |
| 1947 | std::cerr << __FUNCTION__ |
| 1948 | << ": Backplanes Scan is already in progress\n"; |
| 1949 | if (backplanesRescanInQueue) |
| 1950 | { |
| 1951 | /* There is already a Re-Scan in queue. No need to create multiple |
| 1952 | * rescans */ |
| 1953 | return; |
| 1954 | } |
| 1955 | |
| 1956 | backplanesRescanInQueue = true; |
| 1957 | |
| 1958 | std::cerr << __FUNCTION__ << ": Queuing the Backplane Scan \n"; |
| 1959 | |
| 1960 | auto backplaneScanTimer = |
| 1961 | std::make_shared<boost::asio::steady_timer>(io); |
| 1962 | backplaneScanTimer->expires_after(std::chrono::seconds(1)); |
| 1963 | backplaneScanTimer->async_wait( |
| 1964 | [backplaneScanTimer](const boost::system::error_code ec) { |
| 1965 | if (ec == boost::asio::error::operation_aborted) |
| 1966 | { |
| 1967 | // Timer was Aborted |
| 1968 | return; |
| 1969 | } |
| 1970 | else if (ec) |
| 1971 | { |
| 1972 | std::cerr << "backplaneScanTimer: Timer error" |
| 1973 | << ec.message() << "\n"; |
| 1974 | return; |
| 1975 | } |
| 1976 | backplanesRescanInQueue = false; |
| 1977 | setUpBackplanesAndDrives(); |
| 1978 | }); |
| 1979 | |
| 1980 | return; |
| 1981 | } |
| 1982 | |
| 1983 | backplanesScanInProgress = true; |
| 1984 | |
| 1985 | /* Set Callback to be called once backplanes are populated to call |
| 1986 | * updateAssets() and checkHsbpDrivesStatus() or handle error scnenario */ |
| 1987 | auto backplanesLoadedCallback = std::make_shared<AsyncCallbackHandler>( |
| 1988 | []() { |
| 1989 | /* If no HSBP's were detected, the state changes to |
| 1990 | * componentsLoaded. Proceed further only if state was |
| 1991 | * loadingBackplanes */ |
| 1992 | if (appState != AppState::loadingBackplanes) |
| 1993 | { |
| 1994 | backplanesScanInProgress = false; |
| 1995 | return; |
| 1996 | } |
| 1997 | |
| 1998 | /* If there is a ReScan in the Queue, dont proceed further. Load the |
| 1999 | * Backplanes again and then proceed further */ |
| 2000 | if (backplanesRescanInQueue) |
| 2001 | { |
| 2002 | backplanesScanInProgress = false; |
| 2003 | return; |
| 2004 | } |
| 2005 | |
| 2006 | appState = AppState::backplanesLoaded; |
| 2007 | std::cerr << __FUNCTION__ << ": Backplanes Loaded...\n"; |
| 2008 | |
| 2009 | checkHsbpDrivesStatus(); |
| 2010 | updateAssets(); |
| 2011 | backplanesScanInProgress = false; |
| 2012 | }, |
| 2013 | []() { |
| 2014 | /* Loading Backplanes is an important step. If the load failed due |
| 2015 | * to an error, stop the app so that restart cant be triggerred */ |
| 2016 | std::cerr << "Backplanes couldn't be loaded due to an error !...\n"; |
| 2017 | appState = AppState::idle; |
| 2018 | backplanesScanInProgress = false; |
| 2019 | stopHsbpManager(); |
| 2020 | }); |
| 2021 | |
| 2022 | populateHsbpBackplanes(backplanesLoadedCallback); |
| 2023 | } |
| 2024 | |
| 2025 | void setupBackplanesAndDrivesMatch() |
| 2026 | { |
| 2027 | static auto backplaneMatch = std::make_unique<sdbusplus::bus::match_t>( |
| 2028 | *conn, |
| 2029 | "sender='xyz.openbmc_project.EntityManager', type='signal', " |
| 2030 | "member='PropertiesChanged', " |
| 2031 | "interface='org.freedesktop.DBus.Properties', " |
| 2032 | "path_namespace='/xyz/openbmc_project/inventory/system/board', arg0='" + |
| 2033 | std::string(hsbpCpldInft) + "'", |
| 2034 | [](sdbusplus::message_t& msg) { |
| 2035 | std::string intfName; |
| 2036 | boost::container::flat_map<std::string, BasicVariantType> values; |
| 2037 | msg.read(intfName, values); |
| 2038 | |
| 2039 | /* This match will be triggered for each of the property being set |
| 2040 | * under the hsbpCpldInft interface. Call the loader only on one |
| 2041 | * property say "name". This will avoid multiple calls to populate |
| 2042 | * function |
| 2043 | */ |
| 2044 | for (const auto& [key, value] : values) |
| 2045 | { |
| 2046 | if (key == "Name") |
| 2047 | { |
| 2048 | /* This match will be triggered when ever there is a |
| 2049 | * addition/removal of HSBP backplane. At this stage, all |
| 2050 | * the HSBP's need to be populated again and also assets |
| 2051 | * have to be re-discovered. So, setting state to |
| 2052 | * componentsLoaded and calling setUpBackplanesAndDrives() |
| 2053 | * only if configuration and components loading was |
| 2054 | * completed */ |
| 2055 | if (appState < AppState::componentsLoaded) |
| 2056 | { |
| 2057 | /* Configuration is not loaded yet. Backplanes will be |
| 2058 | * loaded |
| 2059 | * once configuration and components are loaded. */ |
| 2060 | std::cerr << __FUNCTION__ |
| 2061 | << ": Discarding Backplane match\n"; |
| 2062 | return; |
| 2063 | } |
| 2064 | |
| 2065 | appState = AppState::componentsLoaded; |
| 2066 | |
| 2067 | /* We will call the function after a small delay to let all |
| 2068 | * the properties to be intialized */ |
| 2069 | auto backplaneTimer = |
| 2070 | std::make_shared<boost::asio::steady_timer>(io); |
| 2071 | backplaneTimer->expires_after(std::chrono::seconds(2)); |
| 2072 | backplaneTimer->async_wait( |
| 2073 | [backplaneTimer](const boost::system::error_code ec) { |
| 2074 | if (ec == boost::asio::error::operation_aborted) |
| 2075 | { |
| 2076 | return; |
| 2077 | } |
| 2078 | else if (ec) |
| 2079 | { |
| 2080 | std::cerr << "backplaneTimer: Timer error" |
| 2081 | << ec.message() << "\n"; |
| 2082 | return; |
| 2083 | } |
| 2084 | setUpBackplanesAndDrives(); |
| 2085 | }); |
| 2086 | } |
| 2087 | } |
| 2088 | }); |
| 2089 | |
| 2090 | static auto drivesMatch = std::make_unique<sdbusplus::bus::match_t>( |
| 2091 | *conn, |
| 2092 | "sender='xyz.openbmc_project.EntityManager', type='signal', " |
| 2093 | "member='PropertiesChanged', " |
| 2094 | "interface='org.freedesktop.DBus.Properties', arg0='" + |
| 2095 | std::string(nvmeIntf) + "'", |
| 2096 | [](sdbusplus::message_t& msg) { |
| 2097 | std::string intfName; |
| 2098 | boost::container::flat_map<std::string, BasicVariantType> values; |
| 2099 | msg.read(intfName, values); |
| 2100 | |
| 2101 | /* This match will be triggered for each of the property being set |
| 2102 | * under the nvmeIntf interface. Call the loader only on one |
| 2103 | * property say "name". This will avoid multiple calls to populate |
| 2104 | * function |
| 2105 | */ |
| 2106 | for (const auto& [key, value] : values) |
| 2107 | { |
| 2108 | if (key == "Name") |
| 2109 | { |
| 2110 | /* This match will be triggered when ever there is a |
| 2111 | * addition/removal of drives. At this stage only assets |
| 2112 | * have to be re-discovered. So, setting state to |
| 2113 | * backplanesLoaded and calling updateAssets() only if all |
| 2114 | * previous states are completed */ |
| 2115 | if (appState < AppState::backplanesLoaded) |
| 2116 | { |
| 2117 | /* Configuration is not loaded yet. Drives will be |
| 2118 | * loaded once |
| 2119 | * configuration, components and backplanes are loaded. |
| 2120 | */ |
| 2121 | std::cerr << __FUNCTION__ |
| 2122 | << ": Discarding Drive match\n"; |
| 2123 | return; |
| 2124 | } |
| 2125 | |
| 2126 | appState = AppState::backplanesLoaded; |
| 2127 | |
| 2128 | /* We will call the function after a small delay to let all |
| 2129 | * the properties to be intialized */ |
| 2130 | auto driveTimer = |
| 2131 | std::make_shared<boost::asio::steady_timer>(io); |
| 2132 | driveTimer->expires_after(std::chrono::seconds(2)); |
| 2133 | driveTimer->async_wait( |
| 2134 | [driveTimer](const boost::system::error_code ec) { |
| 2135 | if (ec == boost::asio::error::operation_aborted) |
| 2136 | { |
| 2137 | return; |
| 2138 | } |
| 2139 | else if (ec) |
| 2140 | { |
| 2141 | std::cerr << "driveTimer: Timer error" |
| 2142 | << ec.message() << "\n"; |
| 2143 | return; |
| 2144 | } |
| 2145 | updateAssets(); |
| 2146 | }); |
| 2147 | } |
| 2148 | } |
| 2149 | }); |
| 2150 | } |
| 2151 | /***************************** End of Section *******************************/ |
| 2152 | |
| 2153 | /****************************************************************************/ |
| 2154 | /******************* Components related Function Definitions ****************/ |
| 2155 | /****************************************************************************/ |
| 2156 | bool verifyComponentsLoaded() |
| 2157 | { |
| 2158 | std::cerr << __FUNCTION__ << ": Verifying all Components...\n"; |
| 2159 | |
| 2160 | /* Loop through all clock buffers */ |
| 2161 | for (auto& clockBuffer : clockBuffers) |
| 2162 | { |
| 2163 | if (!clockBuffer.isInitialized()) |
| 2164 | { |
| 2165 | std::cerr << "Critical Error: Initializing \"" |
| 2166 | << clockBuffer.getName() << "\" failed\n"; |
| 2167 | return false; |
| 2168 | } |
| 2169 | } |
| 2170 | |
| 2171 | /* Loop through all IO Expanders */ |
| 2172 | for (auto& ioExpander : ioExpanders) |
| 2173 | { |
| 2174 | if (!ioExpander.isInitialized()) |
| 2175 | { |
| 2176 | std::cerr << "Critical Error: Initializing \"" |
| 2177 | << ioExpander.getName() << "\" failed\n"; |
| 2178 | return false; |
| 2179 | } |
| 2180 | } |
| 2181 | |
| 2182 | std::cerr << __FUNCTION__ << ": Verifying Components Complete\n"; |
| 2183 | |
| 2184 | return true; |
| 2185 | } |
| 2186 | /***************************** End of Section *******************************/ |
| 2187 | |
| 2188 | /****************************************************************************/ |
| 2189 | /****************** IO expander related Function Definitions ****************/ |
| 2190 | /****************************************************************************/ |
| 2191 | void loadIoExpanderInfo( |
| 2192 | const std::shared_ptr<AsyncCallbackHandler>& componentsLoadedCallback) |
| 2193 | { |
| 2194 | appState = AppState::loadingComponents; |
| 2195 | |
| 2196 | /* Clear global ioExpanders to start off */ |
| 2197 | ioExpanders.clear(); |
| 2198 | |
| 2199 | conn->async_method_call( |
| 2200 | [componentsLoadedCallback](const boost::system::error_code ec, |
| 2201 | const GetSubTreeType& subtree) { |
| 2202 | if (ec) |
| 2203 | { |
| 2204 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 2205 | << ec.message() << "\n"; |
| 2206 | componentsLoadedCallback->setError(); |
| 2207 | return; |
| 2208 | } |
| 2209 | |
| 2210 | for (auto& [path, objDict] : subtree) |
| 2211 | { |
| 2212 | |
| 2213 | if (objDict.empty()) |
| 2214 | { |
| 2215 | std::cerr << __FUNCTION__ << ": Subtree data corrupted !\n"; |
| 2216 | componentsLoadedCallback->setError(); |
| 2217 | return; |
| 2218 | } |
| 2219 | |
| 2220 | /* Ideally there would be only one element in objDict as only |
| 2221 | * one service exposes it and there would be only one interface |
| 2222 | * so it is safe to directly read them without loop */ |
| 2223 | const std::string& service = objDict.begin()->first; |
| 2224 | const std::string& intf = objDict.begin()->second.front(); |
| 2225 | |
| 2226 | conn->async_method_call( |
| 2227 | [componentsLoadedCallback]( |
| 2228 | const boost::system::error_code er, |
| 2229 | const boost::container::flat_map< |
| 2230 | std::string, BasicVariantType>& resp) { |
| 2231 | if (er) |
| 2232 | { |
| 2233 | std::cerr << __FUNCTION__ |
| 2234 | << ": Error Getting " |
| 2235 | "Config " |
| 2236 | << er.message() << "\n"; |
| 2237 | componentsLoadedCallback->setError(); |
| 2238 | return; |
| 2239 | } |
| 2240 | |
| 2241 | std::optional<uint64_t> bus; |
| 2242 | std::optional<uint64_t> address; |
| 2243 | std::optional<uint64_t> confIORegAddr; |
| 2244 | std::optional<uint64_t> outCtrlBaseAddr; |
| 2245 | std::optional<uint64_t> outCtrlByteCount; |
| 2246 | std::unordered_map<std::string, |
| 2247 | std::vector<std::string>> |
| 2248 | ioMap; |
| 2249 | std::optional<std::string> name; |
| 2250 | std::optional<std::string> type; |
| 2251 | |
| 2252 | /* Loop through to get all IO Expander properties */ |
| 2253 | for (const auto& [key, value] : resp) |
| 2254 | { |
| 2255 | if (key == "Bus") |
| 2256 | { |
| 2257 | bus = std::get<uint64_t>(value); |
| 2258 | } |
| 2259 | else if (key == "Address") |
| 2260 | { |
| 2261 | address = std::get<uint64_t>(value); |
| 2262 | } |
| 2263 | else if (key == "ConfIORegAddr") |
| 2264 | { |
| 2265 | confIORegAddr = std::get<uint64_t>(value); |
| 2266 | } |
| 2267 | else if (key == "OutCtrlBaseAddr") |
| 2268 | { |
| 2269 | outCtrlBaseAddr = std::get<uint64_t>(value); |
| 2270 | } |
| 2271 | else if (key == "OutCtrlByteCount") |
| 2272 | { |
| 2273 | outCtrlByteCount = std::get<uint64_t>(value); |
| 2274 | } |
| 2275 | else if (key == "Name") |
| 2276 | { |
| 2277 | name = std::get<std::string>(value); |
| 2278 | } |
| 2279 | else if (key == "Type") |
| 2280 | { |
| 2281 | type = std::get<std::string>(value); |
| 2282 | } |
| 2283 | else if (key.starts_with("IO")) |
| 2284 | { |
| 2285 | std::optional<std::vector<std::string>> outList; |
| 2286 | outList = std::get<NvmeMapping>(value); |
| 2287 | if (!outList) |
| 2288 | { |
| 2289 | break; |
| 2290 | } |
| 2291 | ioMap.try_emplace(key, *outList); |
| 2292 | } |
| 2293 | } |
| 2294 | |
| 2295 | /* Verify if all properties were defined */ |
| 2296 | if (!bus || !address || !confIORegAddr || |
| 2297 | !outCtrlBaseAddr || !outCtrlByteCount || !name) |
| 2298 | { |
| 2299 | std::cerr << __FUNCTION__ |
| 2300 | << ": Incomplete " |
| 2301 | "Clock Buffer definition !! \n"; |
| 2302 | componentsLoadedCallback->setError(); |
| 2303 | return; |
| 2304 | } |
| 2305 | |
| 2306 | /* Check if we were able to get byteMap correctly */ |
| 2307 | if ((*outCtrlByteCount) != ioMap.size()) |
| 2308 | { |
| 2309 | std::cerr << "loadIoExpanderInfo(): Incomplete " |
| 2310 | "IO Map !! \n"; |
| 2311 | componentsLoadedCallback->setError(); |
| 2312 | return; |
| 2313 | } |
| 2314 | |
| 2315 | /* Create IO expander object and add it to global |
| 2316 | * ioExpanders vector */ |
| 2317 | ioExpanders.emplace_front( |
| 2318 | *bus, *address, *confIORegAddr, *outCtrlBaseAddr, |
| 2319 | *outCtrlByteCount, ioMap, *name, *type); |
| 2320 | }, |
| 2321 | service, path, "org.freedesktop.DBus.Properties", "GetAll", |
| 2322 | intf); |
| 2323 | } |
| 2324 | }, |
| 2325 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, "/", |
| 2326 | 0, hsbpConfig.ioExpanderTypes); |
| 2327 | } |
| 2328 | /***************************** End of Section *******************************/ |
| 2329 | |
| 2330 | /****************************************************************************/ |
| 2331 | /***************** Clock buffer related Function Definitions ****************/ |
| 2332 | /****************************************************************************/ |
| 2333 | void loadClockBufferInfo( |
| 2334 | const std::shared_ptr<AsyncCallbackHandler>& componentsLoadedCallback) |
| 2335 | { |
| 2336 | appState = AppState::loadingComponents; |
| 2337 | |
| 2338 | /* Clear global clockBuffers to start off */ |
| 2339 | clockBuffers.clear(); |
| 2340 | |
| 2341 | conn->async_method_call( |
| 2342 | [componentsLoadedCallback](const boost::system::error_code ec, |
| 2343 | const GetSubTreeType& subtree) { |
| 2344 | if (ec) |
| 2345 | { |
| 2346 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 2347 | << ec.message() << "\n"; |
| 2348 | componentsLoadedCallback->setError(); |
| 2349 | return; |
| 2350 | } |
| 2351 | |
| 2352 | for (auto& [path, objDict] : subtree) |
| 2353 | { |
| 2354 | |
| 2355 | if (objDict.empty()) |
| 2356 | { |
| 2357 | std::cerr << __FUNCTION__ << ": Subtree data corrupted !\n"; |
| 2358 | componentsLoadedCallback->setError(); |
| 2359 | return; |
| 2360 | } |
| 2361 | |
| 2362 | /* Ideally there would be only one element in objDict as only |
| 2363 | * one service exposes it and there would be only one interface |
| 2364 | * so it is safe to directly read them without loop */ |
| 2365 | const std::string& service = objDict.begin()->first; |
| 2366 | const std::string& intf = objDict.begin()->second.front(); |
| 2367 | |
| 2368 | conn->async_method_call( |
| 2369 | [componentsLoadedCallback]( |
| 2370 | const boost::system::error_code er, |
| 2371 | const boost::container::flat_map< |
| 2372 | std::string, BasicVariantType>& resp) { |
| 2373 | if (er) |
| 2374 | { |
| 2375 | std::cerr << __FUNCTION__ |
| 2376 | << ": Error Getting " |
| 2377 | "Config " |
| 2378 | << er.message() << "\n"; |
| 2379 | componentsLoadedCallback->setError(); |
| 2380 | return; |
| 2381 | } |
| 2382 | |
| 2383 | std::optional<uint64_t> bus; |
| 2384 | std::optional<uint64_t> address; |
| 2385 | std::optional<std::string> mode; |
| 2386 | std::optional<uint64_t> outCtrlBaseAddr; |
| 2387 | std::optional<uint64_t> outCtrlByteCount; |
| 2388 | std::unordered_map<std::string, |
| 2389 | std::vector<std::string>> |
| 2390 | byteMap; |
| 2391 | std::optional<std::string> name; |
| 2392 | std::optional<std::string> type; |
| 2393 | |
| 2394 | /* Loop through to get all Clock Buffer properties */ |
| 2395 | for (const auto& [key, value] : resp) |
| 2396 | { |
| 2397 | if (key == "Bus") |
| 2398 | { |
| 2399 | bus = std::get<uint64_t>(value); |
| 2400 | } |
| 2401 | else if (key == "Address") |
| 2402 | { |
| 2403 | address = std::get<uint64_t>(value); |
| 2404 | } |
| 2405 | else if (key == "Mode") |
| 2406 | { |
| 2407 | mode = std::get<std::string>(value); |
| 2408 | } |
| 2409 | else if (key == "OutCtrlBaseAddr") |
| 2410 | { |
| 2411 | outCtrlBaseAddr = std::get<uint64_t>(value); |
| 2412 | } |
| 2413 | else if (key == "OutCtrlByteCount") |
| 2414 | { |
| 2415 | outCtrlByteCount = std::get<uint64_t>(value); |
| 2416 | } |
| 2417 | else if (key == "Name") |
| 2418 | { |
| 2419 | name = std::get<std::string>(value); |
| 2420 | } |
| 2421 | else if (key == "Type") |
| 2422 | { |
| 2423 | type = std::get<std::string>(value); |
| 2424 | } |
| 2425 | else if (key.starts_with("Byte")) |
| 2426 | { |
| 2427 | std::optional<std::vector<std::string>> |
| 2428 | byteList; |
| 2429 | byteList = std::get<NvmeMapping>(value); |
| 2430 | if (!byteList) |
| 2431 | { |
| 2432 | break; |
| 2433 | } |
| 2434 | byteMap.try_emplace(key, *byteList); |
| 2435 | } |
| 2436 | } |
| 2437 | |
| 2438 | /* Verify if all properties were defined */ |
| 2439 | if (!bus || !address || !mode || !outCtrlBaseAddr || |
| 2440 | !outCtrlByteCount || !name) |
| 2441 | { |
| 2442 | std::cerr << __FUNCTION__ |
| 2443 | << ": Incomplete " |
| 2444 | "Clock Buffer definition !! \n"; |
| 2445 | componentsLoadedCallback->setError(); |
| 2446 | return; |
| 2447 | } |
| 2448 | |
| 2449 | /* Check if we were able to get byteMap correctly */ |
| 2450 | if ((*outCtrlByteCount) != byteMap.size()) |
| 2451 | { |
| 2452 | std::cerr << __FUNCTION__ |
| 2453 | << ": Incomplete " |
| 2454 | "Byte Map !! \n"; |
| 2455 | componentsLoadedCallback->setError(); |
| 2456 | return; |
| 2457 | } |
| 2458 | |
| 2459 | /* Create clock buffer object and add it to global |
| 2460 | * clockBuffers vector */ |
| 2461 | clockBuffers.emplace_front( |
| 2462 | *bus, *address, *mode, *outCtrlBaseAddr, |
| 2463 | *outCtrlByteCount, byteMap, *name, *type); |
| 2464 | }, |
| 2465 | service, path, "org.freedesktop.DBus.Properties", "GetAll", |
| 2466 | intf); |
| 2467 | } |
| 2468 | }, |
| 2469 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, "/", |
| 2470 | 0, hsbpConfig.clockBufferTypes); |
| 2471 | } |
| 2472 | /***************************** End of Section *******************************/ |
| 2473 | |
| 2474 | /****************************************************************************/ |
| 2475 | /***************** HSBP Config related Function Definitions *****************/ |
| 2476 | /****************************************************************************/ |
| 2477 | void loadHsbpConfig() |
| 2478 | { |
| 2479 | appState = AppState::loadingHsbpConfig; |
| 2480 | |
| 2481 | conn->async_method_call( |
| 2482 | [](const boost::system::error_code ec, const GetSubTreeType& subtree) { |
| 2483 | if (ec) |
| 2484 | { |
| 2485 | std::cerr << __FUNCTION__ << ": Error contacting mapper " |
| 2486 | << ec.message() << "\n"; |
| 2487 | return; |
| 2488 | } |
| 2489 | |
| 2490 | if (subtree.empty()) |
| 2491 | { |
| 2492 | /* Entity manager is either still loading the configuration or |
| 2493 | * failed to load. In either way, return from here as the dbus |
| 2494 | * match will take care */ |
| 2495 | std::cerr << __FUNCTION__ << ": No configuration detected !!\n"; |
| 2496 | return; |
| 2497 | } |
| 2498 | |
| 2499 | /* There should be only one HSBP Configureation exposed */ |
| 2500 | if (subtree.size() != 1) |
| 2501 | { |
| 2502 | std::cerr << __FUNCTION__ |
| 2503 | << ": Multiple configurations " |
| 2504 | "detected !!\n"; |
| 2505 | /* Critical Error. Stop Application */ |
| 2506 | stopHsbpManager(); |
| 2507 | return; |
| 2508 | } |
| 2509 | |
| 2510 | auto& path = subtree.begin()->first; |
| 2511 | auto& objDict = subtree.begin()->second; |
| 2512 | |
| 2513 | if (objDict.empty()) |
| 2514 | { |
| 2515 | /* Critical Error. Stop Application */ |
| 2516 | std::cerr << __FUNCTION__ << ": Subtree data corrupted !\n"; |
| 2517 | stopHsbpManager(); |
| 2518 | return; |
| 2519 | } |
| 2520 | |
| 2521 | const std::string& service = objDict.begin()->first; |
| 2522 | |
| 2523 | conn->async_method_call( |
| 2524 | [](const boost::system::error_code er, |
| 2525 | const boost::container::flat_map<std::string, |
| 2526 | BasicVariantType>& resp) { |
| 2527 | if (er) |
| 2528 | { |
| 2529 | std::cerr << __FUNCTION__ << ": Error Getting Config " |
| 2530 | << er.message() << "\n"; |
| 2531 | /* Critical Error. Stop Application */ |
| 2532 | stopHsbpManager(); |
| 2533 | return; |
| 2534 | } |
| 2535 | |
| 2536 | std::optional<uint64_t> rootI2cBus; |
| 2537 | std::optional<std::vector<std::string>> supportedHsbps; |
| 2538 | std::optional<std::vector<std::string>> clockBufferTypes; |
| 2539 | std::optional<std::vector<std::string>> ioExpanderTypes; |
| 2540 | |
| 2541 | /* Loop through to get root i2c bus and list of supported |
| 2542 | * HSBPs */ |
| 2543 | for (const auto& [key, value] : resp) |
| 2544 | { |
| 2545 | if (key == "HsbpSupported") |
| 2546 | { |
| 2547 | supportedHsbps = |
| 2548 | std::get<std::vector<std::string>>(value); |
| 2549 | } |
| 2550 | else if (key == "RootI2cBus") |
| 2551 | { |
| 2552 | rootI2cBus = std::get<uint64_t>(value); |
| 2553 | } |
| 2554 | else if (key == "ClockBuffer") |
| 2555 | { |
| 2556 | clockBufferTypes = |
| 2557 | std::get<std::vector<std::string>>(value); |
| 2558 | } |
| 2559 | else if (key == "IoExpander") |
| 2560 | { |
| 2561 | ioExpanderTypes = |
| 2562 | std::get<std::vector<std::string>>(value); |
| 2563 | } |
| 2564 | } |
| 2565 | |
| 2566 | /* Verify if i2c bus, supported HSBP's and clock buffers |
| 2567 | * were defined (IO Expanders are optional) */ |
| 2568 | if (!rootI2cBus || !supportedHsbps || !clockBufferTypes) |
| 2569 | { |
| 2570 | std::cerr << __FUNCTION__ |
| 2571 | << ": Incomplete HSBP " |
| 2572 | "configuration !! \n"; |
| 2573 | /* Critical Error. Stop Application */ |
| 2574 | stopHsbpManager(); |
| 2575 | return; |
| 2576 | } |
| 2577 | |
| 2578 | /* Clear and Load all details to global hsbp configuration |
| 2579 | * variable */ |
| 2580 | hsbpConfig.clearConfig(); |
| 2581 | hsbpConfig.rootBus = *rootI2cBus; |
| 2582 | hsbpConfig.supportedHsbps = std::move(*supportedHsbps); |
| 2583 | |
| 2584 | for (auto& clkBuffType : *clockBufferTypes) |
| 2585 | { |
| 2586 | hsbpConfig.clockBufferTypes.emplace_back( |
| 2587 | "xyz.openbmc_project.Configuration." + clkBuffType); |
| 2588 | } |
| 2589 | |
| 2590 | if (ioExpanderTypes) |
| 2591 | { |
| 2592 | for (auto& ioCntrType : *ioExpanderTypes) |
| 2593 | { |
| 2594 | hsbpConfig.ioExpanderTypes.emplace_back( |
| 2595 | "xyz.openbmc_project.Configuration." + |
| 2596 | ioCntrType); |
| 2597 | } |
| 2598 | } |
| 2599 | |
| 2600 | /* Loop through to get HSBP-NVME map and Components map |
| 2601 | * details */ |
| 2602 | uint8_t hsbpMapCount = 0; |
| 2603 | for (const auto& [key, value] : resp) |
| 2604 | { |
| 2605 | if (std::find(hsbpConfig.supportedHsbps.begin(), |
| 2606 | hsbpConfig.supportedHsbps.end(), |
| 2607 | key) != hsbpConfig.supportedHsbps.end()) |
| 2608 | { |
| 2609 | std::optional<std::vector<std::string>> hsbpMap; |
| 2610 | hsbpMap = std::get<NvmeMapping>(value); |
| 2611 | if (!hsbpMap) |
| 2612 | { |
| 2613 | break; |
| 2614 | } |
| 2615 | hsbpConfig.hsbpNvmeMap.try_emplace(key, *hsbpMap); |
| 2616 | hsbpMapCount++; |
| 2617 | } |
| 2618 | } |
| 2619 | |
| 2620 | /* Check if we were able to get all the HSBP-NVMe maps */ |
| 2621 | if (hsbpConfig.supportedHsbps.size() != hsbpMapCount) |
| 2622 | { |
| 2623 | std::cerr << __FUNCTION__ |
| 2624 | << ": Incomplete HSBP Map " |
| 2625 | "details !! \n"; |
| 2626 | /* Critical Error. Stop Application */ |
| 2627 | stopHsbpManager(); |
| 2628 | return; |
| 2629 | } |
| 2630 | |
| 2631 | /* HSBP configuration is loaded */ |
| 2632 | appState = AppState::hsbpConfigLoaded; |
| 2633 | std::cerr << "HSBP Config loaded !\n"; |
| 2634 | |
| 2635 | /* Get Clock buffers and IO expander details. Create shared |
| 2636 | * object of AsyncCallbackHandler with success and error |
| 2637 | * callback */ |
| 2638 | auto componentsLoadedCallback = std::make_shared< |
| 2639 | AsyncCallbackHandler>( |
| 2640 | []() { |
| 2641 | /* Verify if all components were initialized without |
| 2642 | * errors */ |
| 2643 | if (!verifyComponentsLoaded()) |
| 2644 | { |
| 2645 | /* The application cannot proceed further as |
| 2646 | * components initialization failed. App needs |
| 2647 | * Restart */ |
| 2648 | appState = AppState::idle; |
| 2649 | std::cerr |
| 2650 | << "One or more Componenets initialization " |
| 2651 | "failed !! Restart Required !\n"; |
| 2652 | stopHsbpManager(); |
| 2653 | } |
| 2654 | |
| 2655 | appState = AppState::componentsLoaded; |
| 2656 | setUpBackplanesAndDrives(); |
| 2657 | }, |
| 2658 | []() { |
| 2659 | /* The application cannot proceed further as |
| 2660 | * components load failed. App needs Restart */ |
| 2661 | appState = AppState::idle; |
| 2662 | std::cerr << "Loading Componenets failed !! " |
| 2663 | "Restart Required !\n"; |
| 2664 | stopHsbpManager(); |
| 2665 | }); |
| 2666 | |
| 2667 | loadClockBufferInfo(componentsLoadedCallback); |
| 2668 | |
| 2669 | if (ioExpanderTypes) |
| 2670 | { |
| 2671 | loadIoExpanderInfo(componentsLoadedCallback); |
| 2672 | } |
| 2673 | }, |
| 2674 | service, path, "org.freedesktop.DBus.Properties", "GetAll", |
| 2675 | hsbpConfigIntf); |
| 2676 | }, |
| 2677 | mapper::busName, mapper::path, mapper::interface, mapper::subtree, "/", |
| 2678 | 0, std::array<const char*, 1>{hsbpConfigIntf}); |
| 2679 | } |
| 2680 | |
| 2681 | void setupHsbpConfigMatch() |
| 2682 | { |
| 2683 | static auto hsbpConfigMatch = std::make_unique<sdbusplus::bus::match_t>( |
| 2684 | *conn, |
| 2685 | "sender='xyz.openbmc_project.EntityManager', type='signal', " |
| 2686 | "member='PropertiesChanged', " |
| 2687 | "interface='org.freedesktop.DBus.Properties', " |
| 2688 | "path_namespace='/xyz/openbmc_project/inventory/system/board', arg0='" + |
| 2689 | std::string(hsbpConfigIntf) + "'", |
| 2690 | [](sdbusplus::message_t& msg) { |
| 2691 | std::string intfName; |
| 2692 | boost::container::flat_map<std::string, BasicVariantType> values; |
| 2693 | msg.read(intfName, values); |
| 2694 | |
| 2695 | /* This match will be triggered for each of the property being set |
| 2696 | * under the hsbpConfig interface. "HsbpSupported" is one of the |
| 2697 | * important property which will enable us to read other properties. |
| 2698 | * So, when the match event occurs for "HsbpSupported" property |
| 2699 | * being set, we will call "loadHsbpConfig()" If the control has |
| 2700 | * come here, its either the first initialization or entity-manager |
| 2701 | * reload. So, we will reset the state to uninitialized |
| 2702 | */ |
| 2703 | for (const auto& [key, value] : values) |
| 2704 | { |
| 2705 | if (key == "HsbpSupported") |
| 2706 | { |
| 2707 | /* Configuration change detected, change the state to stop |
| 2708 | * other processing */ |
| 2709 | appState = AppState::idle; |
| 2710 | |
| 2711 | /* We will call the function after a small delay to let all |
| 2712 | * the properties to be intialized */ |
| 2713 | auto loadTimer = |
| 2714 | std::make_shared<boost::asio::steady_timer>(io); |
| 2715 | loadTimer->expires_after(std::chrono::seconds(1)); |
| 2716 | loadTimer->async_wait( |
| 2717 | [loadTimer](const boost::system::error_code ec) { |
| 2718 | if (ec == boost::asio::error::operation_aborted) |
| 2719 | { |
| 2720 | return; |
| 2721 | } |
| 2722 | else if (ec) |
| 2723 | { |
| 2724 | std::cerr << __FUNCTION__ << ": Timer error" |
| 2725 | << ec.message() << "\n"; |
| 2726 | if (hsbpConfig.supportedHsbps.empty()) |
| 2727 | { |
| 2728 | /* Critical Error as none of the |
| 2729 | * configuration was loaded and timer |
| 2730 | * failed. Stop the application */ |
| 2731 | stopHsbpManager(); |
| 2732 | } |
| 2733 | return; |
| 2734 | } |
| 2735 | loadHsbpConfig(); |
| 2736 | }); |
| 2737 | } |
| 2738 | } |
| 2739 | }); |
| 2740 | } |
| 2741 | /***************************** End of Section *******************************/ |
| 2742 | |
| 2743 | /****************************************************************************/ |
| 2744 | /***************** GPIO Events related Function Definitions *****************/ |
| 2745 | /****************************************************************************/ |
| 2746 | static void nvmeLvc3AlertHandler() |
| 2747 | { |
| 2748 | /* If the state is not backplanesLoaded, we ignore the GPIO event as we |
| 2749 | * cannot communicate to the backplanes yet */ |
| 2750 | if (appState < AppState::backplanesLoaded) |
| 2751 | { |
| 2752 | std::cerr << __FUNCTION__ |
| 2753 | << ": HSBP not initialized ! Dropping the interrupt ! \n"; |
| 2754 | return; |
| 2755 | } |
| 2756 | |
| 2757 | /* This GPIO event only indicates the addition or removal of drive to either |
| 2758 | * of CPU. The backplanes detected need to be scanned and detect which drive |
| 2759 | * has been added/removed and enable/diable clock accordingly */ |
| 2760 | gpiod::line_event gpioLineEvent = nvmeLvc3AlertLine.event_read(); |
| 2761 | |
| 2762 | if (gpioLineEvent.event_type == gpiod::line_event::FALLING_EDGE) |
| 2763 | { |
| 2764 | /* Check for HSBP Drives status to determine if any new drive has been |
| 2765 | * added/removed and update clocks accordingly */ |
| 2766 | checkHsbpDrivesStatus(); |
| 2767 | } |
| 2768 | |
| 2769 | nvmeLvc3AlertEvent.async_wait( |
| 2770 | boost::asio::posix::stream_descriptor::wait_read, |
| 2771 | [](const boost::system::error_code ec) { |
| 2772 | if (ec) |
| 2773 | { |
| 2774 | std::cerr << __FUNCTION__ |
| 2775 | << ": nvmealert event error: " << ec.message() |
| 2776 | << "\n"; |
| 2777 | } |
| 2778 | nvmeLvc3AlertHandler(); |
| 2779 | }); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2780 | } |
| 2781 | |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2782 | static bool hsbpRequestAlertGpioEvents( |
| 2783 | const std::string& name, const std::function<void()>& handler, |
| 2784 | gpiod::line& gpioLine, |
| 2785 | boost::asio::posix::stream_descriptor& gpioEventDescriptor) |
| 2786 | { |
| 2787 | // Find the GPIO line |
| 2788 | gpioLine = gpiod::find_line(name); |
| 2789 | if (!gpioLine) |
| 2790 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2791 | std::cerr << __FUNCTION__ << ": Failed to find the " << name |
| 2792 | << " line\n"; |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2793 | return false; |
| 2794 | } |
| 2795 | |
| 2796 | try |
| 2797 | { |
| 2798 | gpioLine.request( |
| 2799 | {"hsbp-manager", gpiod::line_request::EVENT_BOTH_EDGES, 0}); |
| 2800 | } |
| 2801 | catch (std::exception&) |
| 2802 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2803 | std::cerr << __FUNCTION__ << ": Failed to request events for " << name |
| 2804 | << "\n"; |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2805 | return false; |
| 2806 | } |
| 2807 | |
| 2808 | int gpioLineFd = gpioLine.event_get_fd(); |
| 2809 | if (gpioLineFd < 0) |
| 2810 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2811 | std::cerr << __FUNCTION__ << ": Failed to get " << name << " fd\n"; |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2812 | return false; |
| 2813 | } |
| 2814 | |
| 2815 | gpioEventDescriptor.assign(gpioLineFd); |
| 2816 | |
| 2817 | gpioEventDescriptor.async_wait( |
| 2818 | boost::asio::posix::stream_descriptor::wait_read, |
| 2819 | [&name, handler](const boost::system::error_code ec) { |
| 2820 | if (ec) |
| 2821 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2822 | std::cerr << __FUNCTION__ << ": " << name |
| 2823 | << " fd handler error: " << ec.message() << "\n"; |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2824 | return; |
| 2825 | } |
| 2826 | handler(); |
| 2827 | }); |
| 2828 | return true; |
| 2829 | } |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2830 | /***************************** End of Section *******************************/ |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2831 | |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2832 | int main() |
| 2833 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2834 | std::cerr << "******* Starting hsbp-manager *******\n"; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2835 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2836 | /* Set the Dbus name */ |
James Feist | db2e0e7 | 2019-10-07 16:34:06 -0700 | [diff] [blame] | 2837 | conn->request_name(busName); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2838 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2839 | /* Add interface for storage inventory */ |
| 2840 | objServer.add_interface("/xyz/openbmc_project/inventory/item/storage", |
| 2841 | "xyz.openbmc_project.inventory.item.storage"); |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2842 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2843 | /* HSBP initializtion flow: |
| 2844 | * 1. Register GPIO event callback on FM_SMB_BMC_NVME_LVC3_ALERT_N line |
| 2845 | * 2. Set up Dbus match for power - determine if host is up and running |
| 2846 | * or powered off |
| 2847 | * 3. Set up Dbus match for HSBP backplanes and Drives |
| 2848 | * 4. Load HSBP config exposed by entity manager |
| 2849 | * - Also setup a match to capture HSBP configuation in case |
| 2850 | * entity-manager restarts |
| 2851 | * 5. Load Clock buffer and IO expander (and other peripherals if any |
| 2852 | * related to HSBP functionality) |
| 2853 | * - Reload the info each time HSBP configuration is changed |
| 2854 | * 6. Populate all Backpanes (HSBP's) |
| 2855 | * 7. Load all NVMe drive's and associate with HSBP Backpane |
| 2856 | */ |
James Feist | 0b236ab | 2019-10-02 09:09:16 -0700 | [diff] [blame] | 2857 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2858 | /* Register GPIO Events on FM_SMB_BMC_NVME_LVC3_ALERT_N */ |
| 2859 | if (!hsbpRequestAlertGpioEvents("FM_SMB_BMC_NVME_LVC3_ALERT_N", |
| 2860 | nvmeLvc3AlertHandler, nvmeLvc3AlertLine, |
| 2861 | nvmeLvc3AlertEvent)) |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2862 | { |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2863 | std::cerr << __FUNCTION__ |
| 2864 | << ": error: Unable to monitor events on HSBP " |
| 2865 | "Alert line\n"; |
| 2866 | return -1; |
Rohit Chandel | 52639be | 2021-04-14 15:10:41 +0530 | [diff] [blame] | 2867 | } |
| 2868 | |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2869 | /* Setup Dbus-match for power */ |
James Feist | 9f6565d | 2019-10-09 13:15:13 -0700 | [diff] [blame] | 2870 | setupPowerMatch(conn); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2871 | |
| 2872 | /* Setup Dbus-match for HSBP backplanes and Drives */ |
| 2873 | setupBackplanesAndDrivesMatch(); |
| 2874 | |
| 2875 | /* Setup HSBP Config match and load config |
| 2876 | * In the event of entity-manager reboot, the match will help catch new |
| 2877 | * configuration. |
| 2878 | * In the event of hsbp-manager reboot, loadHsbpConfig will get all |
| 2879 | * config details and will take care of remaining config's to be |
| 2880 | * loaded |
| 2881 | */ |
| 2882 | setupHsbpConfigMatch(); |
| 2883 | loadHsbpConfig(); |
| 2884 | |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2885 | io.run(); |
P Dheeraj Srujan Kumar | 76c12d9 | 2022-12-29 13:02:36 -0800 | [diff] [blame^] | 2886 | std::cerr << __FUNCTION__ << ": Aborting hsbp-manager !\n"; |
| 2887 | return -1; |
Feist, James | c95cf67 | 2019-08-29 16:10:35 -0700 | [diff] [blame] | 2888 | } |