developer | 02e6591 | 2023-08-17 16:33:10 +0800 | [diff] [blame] | 1 | /* api_global_eip74.c |
| 2 | * |
| 3 | * Deterministic Random Bit Generator (EIP-74) Global Control Initialization |
| 4 | * Adapter. The EIP-74 is used to generate pseudo-random IVs for outbound |
| 5 | * operations in CBC mode. |
| 6 | */ |
| 7 | |
| 8 | /***************************************************************************** |
| 9 | * Copyright (c) 2017-2020 by Rambus, Inc. and/or its subsidiaries. |
| 10 | * |
| 11 | * This program is free software: you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation, either version 2 of the License, or |
| 14 | * any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 23 | *****************************************************************************/ |
| 24 | |
| 25 | /*---------------------------------------------------------------------------- |
| 26 | * This module implements (provides) the following interface(s): |
| 27 | */ |
| 28 | #include "api_global_eip74.h" |
| 29 | |
| 30 | |
| 31 | /*---------------------------------------------------------------------------- |
| 32 | * This module uses (requires) the following interface(s): |
| 33 | */ |
| 34 | |
| 35 | // Configuration. |
| 36 | #include "c_adapter_eip74.h" |
| 37 | |
| 38 | // Driver Framework Basic Definitions API |
| 39 | #include "basic_defs.h" // bool, uint8_t |
| 40 | |
| 41 | // memcpy |
| 42 | #include "clib.h" |
| 43 | |
| 44 | // EIP-73 Driver Library. |
| 45 | #include "eip74.h" |
| 46 | |
| 47 | #include "device_types.h" // Device_Handle_t |
| 48 | #include "device_mgmt.h" // Device_find |
| 49 | |
| 50 | // Logging API |
| 51 | #include "log.h" // Log_*, LOG_* |
| 52 | |
| 53 | // Adapter interrupts API |
| 54 | #include "adapter_interrupts.h" // Adapter_Interrupt_* |
| 55 | |
| 56 | // Runtime Power Management Device Macros API |
| 57 | #include "rpm_device_macros.h" // RPM_* |
| 58 | |
| 59 | |
| 60 | /*---------------------------------------------------------------------------- |
| 61 | * Definitions and macros |
| 62 | */ |
| 63 | |
| 64 | |
| 65 | /*---------------------------------------------------------------------------- |
| 66 | * Local variables |
| 67 | */ |
| 68 | |
| 69 | /* Put all adapter local variables in one structure */ |
| 70 | static struct { |
| 71 | EIP74_IOArea_t IOArea; |
| 72 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 73 | GlobalControl74_NotifyFunction_t Notify_CBFunc; |
| 74 | #endif |
| 75 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 76 | GlobalControl74_Configuration_t CachedConfig; |
| 77 | bool fInitialized; |
| 78 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 79 | bool fInterruptEnabled; |
| 80 | #endif |
| 81 | #endif |
| 82 | } EIP74State; |
| 83 | |
| 84 | |
| 85 | static const GlobalControl74_Capabilities_t Global_CapabilitiesString = |
| 86 | { |
| 87 | "EIP-74 v_._p_"// szTextDescription |
| 88 | }; |
| 89 | |
| 90 | |
| 91 | /*---------------------------------------------------------------------------- |
| 92 | * GlobalControl74Lib_Init |
| 93 | */ |
| 94 | static GlobalControl74_Error_t |
| 95 | GlobalControl74Lib_Init( |
| 96 | const GlobalControl74_Configuration_t * const Configuration_p, |
| 97 | const uint8_t * const Entropy_p); |
| 98 | |
| 99 | |
| 100 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 101 | /*---------------------------------------------------------------------------- |
| 102 | * GlobalControl74Lib_Resune |
| 103 | */ |
| 104 | static int |
| 105 | GlobalControl74Lib_Resune( |
| 106 | void *p) |
| 107 | { |
| 108 | uint8_t Entropy[48]; |
| 109 | IDENTIFIER_NOT_USED(p); |
| 110 | if (EIP74State.fInitialized) |
| 111 | { |
| 112 | /* Note we should add fresh random data here */ |
| 113 | ZEROINIT(Entropy); |
| 114 | if (GlobalControl74Lib_Init(&EIP74State.CachedConfig, Entropy) != |
| 115 | GLOBAL_CONTROL_EIP74_NO_ERROR) |
| 116 | { |
| 117 | return -1; |
| 118 | } |
| 119 | |
| 120 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 121 | if (EIP74State.fInitialized && EIP74State.fInterruptEnabled) |
| 122 | { |
| 123 | Adapter_Interrupt_Disable(ADAPTER_EIP74_ERR_IRQ, 0); |
| 124 | Adapter_Interrupt_Disable(ADAPTER_EIP74_RES_IRQ, 0); |
| 125 | } |
| 126 | #endif |
| 127 | } |
| 128 | return 0; |
| 129 | } |
| 130 | |
| 131 | |
| 132 | /*---------------------------------------------------------------------------- |
| 133 | * GlobalControl74Lib_Suspend |
| 134 | */ |
| 135 | static int |
| 136 | GlobalControl74Lib_Suspend( |
| 137 | void *p) |
| 138 | { |
| 139 | IDENTIFIER_NOT_USED(p); |
| 140 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 141 | if (EIP74State.fInitialized && EIP74State.fInterruptEnabled) |
| 142 | { |
| 143 | Adapter_Interrupt_Disable(ADAPTER_EIP74_ERR_IRQ, 0); |
| 144 | Adapter_Interrupt_Disable(ADAPTER_EIP74_RES_IRQ, 0); |
| 145 | } |
| 146 | #endif |
| 147 | return 0; |
| 148 | } |
| 149 | |
| 150 | #endif |
| 151 | |
| 152 | /*---------------------------------------------------------------------------- |
| 153 | * GlobalControl74Lib_CopyKeyMat |
| 154 | * |
| 155 | * Copy a key represented as a byte array into a word array.. |
| 156 | * |
| 157 | * Destination_p (input) |
| 158 | * Destination (word-aligned) of the word array |
| 159 | * |
| 160 | * Source_p (input) |
| 161 | * Source (byte aligned) of the data. |
| 162 | * |
| 163 | * KeyByteCount (input) |
| 164 | * Size of the key in bytes. |
| 165 | * |
| 166 | * Destination_p is allowed to be a null pointer, in which case no key |
| 167 | * will be written. |
| 168 | */ |
| 169 | static void |
| 170 | GlobalControl74Lib_CopyKeyMat( |
| 171 | uint32_t * const Destination_p, |
| 172 | const uint8_t * const Source_p, |
| 173 | const unsigned int KeyByteCount) |
| 174 | { |
| 175 | uint32_t *dst = Destination_p; |
| 176 | const uint8_t *src = Source_p; |
| 177 | unsigned int i,j; |
| 178 | uint32_t w; |
| 179 | if (Destination_p == NULL) |
| 180 | return; |
| 181 | for(i=0; i < KeyByteCount / sizeof(uint32_t); i++) |
| 182 | { |
| 183 | w=0; |
| 184 | for(j=0; j<sizeof(uint32_t); j++) |
| 185 | w=(w<<8)|(*src++); |
| 186 | *dst++ = w; |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 191 | /*---------------------------------------------------------------------------- |
| 192 | * GlobalControl74_InterruptHandlerNotify |
| 193 | */ |
| 194 | static void |
| 195 | GlobalControl74_InterruptHandlerNotify( |
| 196 | const int nIRQ, |
| 197 | const unsigned int flags) |
| 198 | { |
| 199 | GlobalControl74_NotifyFunction_t CB_Func = EIP74State.Notify_CBFunc; |
| 200 | |
| 201 | IDENTIFIER_NOT_USED(nIRQ); |
| 202 | IDENTIFIER_NOT_USED(flags); |
| 203 | |
| 204 | LOG_INFO("GlobalControl74_InterruptHandlerNotify\n"); |
| 205 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 206 | EIP74State.fInterruptEnabled = true; |
| 207 | #endif |
| 208 | |
| 209 | EIP74State.Notify_CBFunc = NULL; |
| 210 | if (CB_Func != NULL) |
| 211 | { |
| 212 | LOG_INFO("\t Invoking callback\n"); |
| 213 | CB_Func(); |
| 214 | } |
| 215 | } |
| 216 | #endif |
| 217 | /*---------------------------------------------------------------------------- |
| 218 | * GlobalControl74Lib_Init |
| 219 | * |
| 220 | * This function performs the initialization of the EIP-74 Deterministic |
| 221 | * Random Bit Generator. |
| 222 | * |
| 223 | * Note: the Device was already found and the IOArea is already initialized. |
| 224 | * |
| 225 | * Configuration_p (input) |
| 226 | * Configuration parameters of the DRBG. |
| 227 | * |
| 228 | * Entropy_p (input) |
| 229 | * Pointer to a string of exactly 48 bytes that serves as the entropy. |
| 230 | * to initialize the DRBG. |
| 231 | * |
| 232 | * Return value |
| 233 | * GLOBAL_CONTROL_EIP74_NO_ERROR : initialization performed successfully |
| 234 | * GLOBAL_CONTROL_EIP74_ERROR_INTERNAL : initialization failed |
| 235 | */ |
| 236 | static GlobalControl74_Error_t |
| 237 | GlobalControl74Lib_Init( |
| 238 | const GlobalControl74_Configuration_t * const Configuration_p, |
| 239 | const uint8_t * const Entropy_p) |
| 240 | { |
| 241 | EIP74_Error_t Rc; |
| 242 | EIP74_Configuration_t Conf; |
| 243 | unsigned LoopCounter = ADAPTER_EIP74_RESET_MAX_RETRIES; |
| 244 | uint32_t Entropy[12]; |
| 245 | |
| 246 | Rc = EIP74_Reset(&EIP74State.IOArea); |
| 247 | do |
| 248 | { |
| 249 | if (Rc == EIP74_BUSY_RETRY_LATER) |
| 250 | { |
| 251 | LoopCounter--; |
| 252 | if (LoopCounter == 0) |
| 253 | { |
| 254 | LOG_CRIT("%s EIP74 reset timed out\n",__func__); |
| 255 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 256 | } |
| 257 | Rc = EIP74_Reset_IsDone(&EIP74State.IOArea); |
| 258 | } |
| 259 | else if (Rc != EIP74_NO_ERROR) |
| 260 | { |
| 261 | LOG_CRIT("%s EIP74 reset error\n",__func__); |
| 262 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 263 | } |
| 264 | } while (Rc != EIP74_NO_ERROR); |
| 265 | |
| 266 | if (Configuration_p->GenerateBlockSize == 0) |
| 267 | { |
| 268 | Conf.GenerateBlockSize = ADAPTER_EIP74_GEN_BLK_SIZE; |
| 269 | } |
| 270 | else |
| 271 | { |
| 272 | Conf.GenerateBlockSize = Configuration_p->GenerateBlockSize; |
| 273 | } |
| 274 | |
| 275 | if (Configuration_p->ReseedThr == 0) |
| 276 | { |
| 277 | Conf.ReseedThr = ADAPTER_EIP74_RESEED_THR; |
| 278 | } |
| 279 | else |
| 280 | { |
| 281 | Conf.ReseedThr = Configuration_p->ReseedThr; |
| 282 | } |
| 283 | |
| 284 | if (Configuration_p->ReseedThrEarly == 0) |
| 285 | { |
| 286 | Conf.ReseedThrEarly = ADAPTER_EIP74_RESEED_THR_EARLY; |
| 287 | } |
| 288 | else |
| 289 | { |
| 290 | Conf.ReseedThrEarly = Configuration_p->ReseedThrEarly; |
| 291 | } |
| 292 | |
| 293 | Rc = EIP74_Configure(&EIP74State.IOArea, &Conf); |
| 294 | if (Rc != EIP74_NO_ERROR) |
| 295 | { |
| 296 | LOG_CRIT("%s EIP74 could not be configured\n",__func__); |
| 297 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 298 | } |
| 299 | |
| 300 | GlobalControl74Lib_CopyKeyMat(Entropy, Entropy_p, 48); |
| 301 | |
| 302 | Rc = EIP74_Instantiate(&EIP74State.IOArea, Entropy, Configuration_p->fStuckOut); |
| 303 | |
| 304 | if (Rc != EIP74_NO_ERROR) |
| 305 | { |
| 306 | LOG_CRIT("%s EIP74 could not be instantiated\n",__func__); |
| 307 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 308 | } |
| 309 | |
| 310 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 311 | } |
| 312 | |
| 313 | |
| 314 | /*---------------------------------------------------------------------------- |
| 315 | * GlobalControl74_Capabilities_Get |
| 316 | */ |
| 317 | void |
| 318 | GlobalControl74_Capabilities_Get( |
| 319 | GlobalControl74_Capabilities_t * const Capabilities_p) |
| 320 | { |
| 321 | Device_Handle_t Device; |
| 322 | uint8_t Versions[3]; |
| 323 | LOG_INFO("\n\t\t\t GlobalControl74_Capabilities_Get\n"); |
| 324 | |
| 325 | memcpy(Capabilities_p, &Global_CapabilitiesString, |
| 326 | sizeof(Global_CapabilitiesString)); |
| 327 | |
| 328 | Device = Device_Find(ADAPTER_EIP74_DEVICE_NAME); |
| 329 | if (Device == NULL) |
| 330 | { |
| 331 | LOG_CRIT("%s EIP74 Device not found\n",__func__); |
| 332 | return; |
| 333 | } |
| 334 | |
| 335 | { |
| 336 | EIP74_Capabilities_t Capabilities; |
| 337 | EIP74_Error_t Rc; |
| 338 | |
| 339 | if (RPM_DEVICE_IO_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 340 | RPM_FLAG_SYNC) != RPM_SUCCESS) |
| 341 | return; |
| 342 | |
| 343 | Rc = EIP74_HWRevision_Get(Device, &Capabilities); |
| 344 | |
| 345 | (void)RPM_DEVICE_IO_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 346 | RPM_FLAG_ASYNC); |
| 347 | |
| 348 | if (Rc != EIP74_NO_ERROR) |
| 349 | { |
| 350 | LOG_CRIT("%s EIP74_Capaboilities_Get() failed\n",__func__); |
| 351 | return; |
| 352 | } |
| 353 | |
| 354 | Log_FormattedMessage( |
| 355 | "EIP74 options: Nof Clients=%u Nof AESCores=%u\n" |
| 356 | "\t\tAESSpeed=%u FIFODepth=%u\n", |
| 357 | Capabilities.HW_Options.ClientCount, |
| 358 | Capabilities.HW_Options.AESCoreCount, |
| 359 | Capabilities.HW_Options.AESSpeed, |
| 360 | Capabilities.HW_Options.FIFODepth); |
| 361 | |
| 362 | |
| 363 | Versions[0] = Capabilities.HW_Revision.MajHWRevision; |
| 364 | Versions[1] = Capabilities.HW_Revision.MinHWRevision; |
| 365 | Versions[2] = Capabilities.HW_Revision.HWPatchLevel; |
| 366 | } |
| 367 | |
| 368 | { |
| 369 | char * p = Capabilities_p->szTextDescription; |
| 370 | int VerIndex = 0; |
| 371 | int i = 0; |
| 372 | |
| 373 | while(p[i]) |
| 374 | { |
| 375 | if (p[i] == '_' && VerIndex < 3) |
| 376 | { |
| 377 | if (Versions[VerIndex] > 9) |
| 378 | p[i] = '?'; |
| 379 | else |
| 380 | p[i] = '0' + Versions[VerIndex]; |
| 381 | |
| 382 | VerIndex++; |
| 383 | } |
| 384 | |
| 385 | i++; |
| 386 | } |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | |
| 391 | /*---------------------------------------------------------------------------- |
| 392 | * GlobalControl74_Init |
| 393 | */ |
| 394 | GlobalControl74_Error_t |
| 395 | GlobalControl74_Init( |
| 396 | const GlobalControl74_Configuration_t * const Configuration_p, |
| 397 | const uint8_t * const Entropy_p) |
| 398 | { |
| 399 | EIP74_Error_t Rc; |
| 400 | Device_Handle_t Device; |
| 401 | |
| 402 | LOG_INFO("\n\t\t\t GlobalControl74_Init\n"); |
| 403 | |
| 404 | Device = Device_Find(ADAPTER_EIP74_DEVICE_NAME); |
| 405 | if (Device == NULL) |
| 406 | { |
| 407 | LOG_CRIT("%s EIP74 Device not found\n",__func__); |
| 408 | return GLOBAL_CONTROL_EIP74_ERROR_NOT_IMPLEMENTED; |
| 409 | } |
| 410 | |
| 411 | |
| 412 | Rc = EIP74_Init(&EIP74State.IOArea, Device); |
| 413 | if (Rc != EIP74_NO_ERROR) |
| 414 | { |
| 415 | LOG_CRIT("%s EIP74 could not be initialized\n",__func__); |
| 416 | return GLOBAL_CONTROL_EIP74_ERROR_NOT_IMPLEMENTED; |
| 417 | } |
| 418 | |
| 419 | if (RPM_DEVICE_INIT_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 420 | GlobalControl74Lib_Suspend, |
| 421 | GlobalControl74Lib_Resume) != RPM_SUCCESS) |
| 422 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 423 | |
| 424 | if (GlobalControl74Lib_Init(Configuration_p,Entropy_p) != |
| 425 | GLOBAL_CONTROL_EIP74_NO_ERROR) |
| 426 | { |
| 427 | (void)RPM_DEVICE_INIT_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID); |
| 428 | |
| 429 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 430 | } |
| 431 | |
| 432 | |
| 433 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 434 | EIP74State.fInitialized = true; |
| 435 | EIP74State.CachedConfig = *Configuration_p; |
| 436 | #endif |
| 437 | (void)RPM_DEVICE_INIT_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID); |
| 438 | |
| 439 | |
| 440 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 441 | Adapter_Interrupt_SetHandler(ADAPTER_EIP74_ERR_IRQ, |
| 442 | GlobalControl74_InterruptHandlerNotify); |
| 443 | Adapter_Interrupt_SetHandler(ADAPTER_EIP74_RES_IRQ, |
| 444 | GlobalControl74_InterruptHandlerNotify); |
| 445 | #endif |
| 446 | |
| 447 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 448 | } |
| 449 | |
| 450 | |
| 451 | |
| 452 | /*---------------------------------------------------------------------------- |
| 453 | * GlobalControl74_UnInit |
| 454 | */ |
| 455 | GlobalControl74_Error_t |
| 456 | GlobalControl74_UnInit(void) |
| 457 | { |
| 458 | EIP74_Error_t Rc; |
| 459 | unsigned LoopCounter = ADAPTER_EIP74_RESET_MAX_RETRIES; |
| 460 | |
| 461 | LOG_INFO("\n\t\t\t GlobalControl74_UnInit\n"); |
| 462 | |
| 463 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 464 | Adapter_Interrupt_SetHandler(ADAPTER_EIP74_ERR_IRQ, NULL); |
| 465 | Adapter_Interrupt_SetHandler(ADAPTER_EIP74_RES_IRQ, NULL); |
| 466 | Adapter_Interrupt_Disable(ADAPTER_EIP74_ERR_IRQ, 0); |
| 467 | Adapter_Interrupt_Disable(ADAPTER_EIP74_RES_IRQ, 0); |
| 468 | #endif |
| 469 | (void)RPM_DEVICE_UNINIT_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, false); |
| 470 | |
| 471 | Rc = EIP74_Reset(&EIP74State.IOArea); |
| 472 | do |
| 473 | { |
| 474 | if (Rc == EIP74_BUSY_RETRY_LATER) |
| 475 | { |
| 476 | LoopCounter--; |
| 477 | if (LoopCounter == 0) |
| 478 | { |
| 479 | LOG_CRIT("%s EIP74 reset timed out\n",__func__); |
| 480 | (void)RPM_DEVICE_UNINIT_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID); |
| 481 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 482 | } |
| 483 | Rc = EIP74_Reset_IsDone(&EIP74State.IOArea); |
| 484 | } |
| 485 | else if (Rc != EIP74_NO_ERROR) |
| 486 | { |
| 487 | LOG_CRIT("%s EIP74 reset error\n",__func__); |
| 488 | (void)RPM_DEVICE_UNINIT_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID); |
| 489 | |
| 490 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 491 | } |
| 492 | } while (Rc != EIP74_NO_ERROR); |
| 493 | (void)RPM_DEVICE_UNINIT_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID); |
| 494 | |
| 495 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 496 | EIP74State.fInitialized = false; |
| 497 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 498 | EIP74State.fInterruptEnabled = false; |
| 499 | #endif |
| 500 | #endif |
| 501 | |
| 502 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 503 | } |
| 504 | |
| 505 | |
| 506 | /*---------------------------------------------------------------------------- |
| 507 | * GlobalControl74_Reseed |
| 508 | */ |
| 509 | GlobalControl74_Error_t |
| 510 | GlobalControl74_Reseed( |
| 511 | const uint8_t * const Entropy_p) |
| 512 | { |
| 513 | EIP74_Error_t Rc; |
| 514 | uint32_t Entropy[12]; |
| 515 | LOG_INFO("\n\t\t\t GlobalControl74_Reseed\n"); |
| 516 | |
| 517 | |
| 518 | GlobalControl74Lib_CopyKeyMat(Entropy, Entropy_p, 48); |
| 519 | |
| 520 | if (RPM_DEVICE_IO_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 521 | RPM_FLAG_SYNC) != RPM_SUCCESS) |
| 522 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 523 | |
| 524 | Rc = EIP74_Reseed(&EIP74State.IOArea, Entropy); |
| 525 | |
| 526 | (void)RPM_DEVICE_IO_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 527 | RPM_FLAG_ASYNC); |
| 528 | |
| 529 | if (Rc != EIP74_NO_ERROR) |
| 530 | { |
| 531 | LOG_CRIT("%s EIP74 could not be reseeded\n",__func__); |
| 532 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 533 | } |
| 534 | |
| 535 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 536 | } |
| 537 | |
| 538 | |
| 539 | /*---------------------------------------------------------------------------- |
| 540 | * GlobalControl74_Status_Get |
| 541 | */ |
| 542 | GlobalControl74_Error_t |
| 543 | GlobalControl74_Status_Get( |
| 544 | GlobalControl74_Status_t * const Status_p) |
| 545 | { |
| 546 | EIP74_Error_t Rc; |
| 547 | EIP74_Status_t Status; |
| 548 | LOG_INFO("\n\t\t\t GlobalControl74_Status_Get\n"); |
| 549 | |
| 550 | if (RPM_DEVICE_IO_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 551 | RPM_FLAG_SYNC) != RPM_SUCCESS) |
| 552 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 553 | |
| 554 | Rc = EIP74_Status_Get(&EIP74State.IOArea, &Status); |
| 555 | |
| 556 | (void)RPM_DEVICE_IO_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 557 | RPM_FLAG_ASYNC); |
| 558 | |
| 559 | if (Rc != EIP74_NO_ERROR) |
| 560 | { |
| 561 | LOG_CRIT("%s EIP74 status could not be read\n",__func__); |
| 562 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 563 | } |
| 564 | |
| 565 | Status_p->GenerateBlockCount = Status.GenerateBlockCount; |
| 566 | Status_p->fStuckOut = Status.fStuckOut; |
| 567 | Status_p->fNotInitialized = Status.fNotInitialized; |
| 568 | Status_p->fReseedError = Status.fReseedError; |
| 569 | Status_p->fReseedWarning = Status.fReseedWarning; |
| 570 | Status_p->fInstantiated = Status.fInstantiated; |
| 571 | Status_p->AvailableCount = Status.AvailableCount; |
| 572 | |
| 573 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 574 | } |
| 575 | |
| 576 | /*---------------------------------------------------------------------------- |
| 577 | * GlobalControl74_Clear |
| 578 | */ |
| 579 | GlobalControl74_Error_t |
| 580 | GlobalControl74_Clear(void) |
| 581 | { |
| 582 | EIP74_Error_t Rc; |
| 583 | LOG_INFO("\n\t\t\t GlobalControl74_Clear\n"); |
| 584 | |
| 585 | if (RPM_DEVICE_IO_START_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 586 | RPM_FLAG_SYNC) != RPM_SUCCESS) |
| 587 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 588 | |
| 589 | Rc = EIP74_Clear(&EIP74State.IOArea); |
| 590 | |
| 591 | (void)RPM_DEVICE_IO_STOP_MACRO(ADAPTER_GLOBAL_RPM_EIP74_DEVICE_ID, |
| 592 | RPM_FLAG_ASYNC); |
| 593 | |
| 594 | if (Rc != EIP74_NO_ERROR) |
| 595 | { |
| 596 | LOG_CRIT("%s EIP74 could not be cleared\n",__func__); |
| 597 | return GLOBAL_CONTROL_EIP74_ERROR_INTERNAL; |
| 598 | } |
| 599 | |
| 600 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 601 | } |
| 602 | |
| 603 | |
| 604 | #ifdef ADAPTER_EIP74_INTERRUPTS_ENABLE |
| 605 | /*---------------------------------------------------------------------------- |
| 606 | * GlobalControl74_Notify_Request |
| 607 | */ |
| 608 | GlobalControl74_Error_t |
| 609 | GlobalControl74_Notify_Request( |
| 610 | GlobalControl74_NotifyFunction_t CBFunc_p) |
| 611 | { |
| 612 | LOG_INFO("\n\t\t\t GlobalControl74_Notify_Request\n"); |
| 613 | IDENTIFIER_NOT_USED(CBFunc_p); |
| 614 | |
| 615 | EIP74State.Notify_CBFunc = CBFunc_p; |
| 616 | if (CBFunc_p != NULL) |
| 617 | { |
| 618 | Adapter_Interrupt_Enable(ADAPTER_EIP74_ERR_IRQ, 0); |
| 619 | Adapter_Interrupt_Enable(ADAPTER_EIP74_RES_IRQ, 0); |
| 620 | #ifdef ADAPTER_PEC_RPM_EIP74_DEVICE0_ID |
| 621 | EIP74State.fInterruptEnabled = true; |
| 622 | #endif |
| 623 | } |
| 624 | |
| 625 | return GLOBAL_CONTROL_EIP74_NO_ERROR; |
| 626 | } |
| 627 | #endif |
| 628 | |
| 629 | |
| 630 | /* end of file adapter_global_eip74.c */ |