2 * Copyright 2008-2016 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: BSD-3-Clause or GPL-2.0+
7 #ifndef __RTA_OPERATION_CMD_H__
8 #define __RTA_OPERATION_CMD_H__
10 extern enum rta_sec_era rta_sec_era;
13 __rta_alg_aai_aes(uint16_t aai)
15 uint16_t aes_mode = aai & OP_ALG_AESA_MODE_MASK;
17 if (aai & OP_ALG_AAI_C2K) {
18 if (rta_sec_era < RTA_SEC_ERA_5)
20 if ((aes_mode != OP_ALG_AAI_CCM) &&
21 (aes_mode != OP_ALG_AAI_GCM))
26 case OP_ALG_AAI_CBC_CMAC:
27 case OP_ALG_AAI_CTR_CMAC_LTE:
28 case OP_ALG_AAI_CTR_CMAC:
29 if (rta_sec_era < RTA_SEC_ERA_2)
39 case OP_ALG_AAI_XCBC_MAC:
42 case OP_ALG_AAI_CBC_XCBCMAC:
43 case OP_ALG_AAI_CTR_XCBCMAC:
51 __rta_alg_aai_des(uint16_t aai)
53 uint16_t aai_code = (uint16_t)(aai & ~OP_ALG_AAI_CHECKODD);
67 __rta_alg_aai_md5(uint16_t aai)
71 if (rta_sec_era < RTA_SEC_ERA_2)
76 case OP_ALG_AAI_HMAC_PRECOMP:
84 __rta_alg_aai_sha(uint16_t aai)
88 if (rta_sec_era < RTA_SEC_ERA_2)
92 case OP_ALG_AAI_HMAC_PRECOMP:
100 __rta_alg_aai_rng(uint16_t aai)
102 uint16_t rng_mode = aai & OP_ALG_RNG_MODE_MASK;
103 uint16_t rng_sh = aai & OP_ALG_AAI_RNG4_SH_MASK;
107 case OP_ALG_AAI_RNG_NZB:
108 case OP_ALG_AAI_RNG_OBP:
114 /* State Handle bits are valid only for SEC Era >= 5 */
115 if ((rta_sec_era < RTA_SEC_ERA_5) && rng_sh)
118 /* PS, AI, SK bits are also valid only for SEC Era >= 5 */
119 if ((rta_sec_era < RTA_SEC_ERA_5) && (aai &
120 (OP_ALG_AAI_RNG4_PS | OP_ALG_AAI_RNG4_AI | OP_ALG_AAI_RNG4_SK)))
124 case OP_ALG_AAI_RNG4_SH_0:
125 case OP_ALG_AAI_RNG4_SH_1:
133 __rta_alg_aai_crc(uint16_t aai)
135 uint16_t aai_code = aai & OP_ALG_CRC_POLY_MASK;
139 case OP_ALG_AAI_3385:
140 case OP_ALG_AAI_CUST_POLY:
148 __rta_alg_aai_kasumi(uint16_t aai)
152 case OP_ALG_AAI_EDGE:
162 __rta_alg_aai_snow_f9(uint16_t aai)
164 if (aai == OP_ALG_AAI_F9)
171 __rta_alg_aai_snow_f8(uint16_t aai)
173 if (aai == OP_ALG_AAI_F8)
180 __rta_alg_aai_zuce(uint16_t aai)
182 if (aai == OP_ALG_AAI_F8)
189 __rta_alg_aai_zuca(uint16_t aai)
191 if (aai == OP_ALG_AAI_F9)
198 uint32_t chipher_algo;
199 int (*aai_func)(uint16_t);
203 static const struct alg_aai_map alg_table[] = {
204 /*1*/ { OP_ALG_ALGSEL_AES, __rta_alg_aai_aes, OP_TYPE_CLASS1_ALG },
205 { OP_ALG_ALGSEL_DES, __rta_alg_aai_des, OP_TYPE_CLASS1_ALG },
206 { OP_ALG_ALGSEL_3DES, __rta_alg_aai_des, OP_TYPE_CLASS1_ALG },
207 { OP_ALG_ALGSEL_MD5, __rta_alg_aai_md5, OP_TYPE_CLASS2_ALG },
208 { OP_ALG_ALGSEL_SHA1, __rta_alg_aai_md5, OP_TYPE_CLASS2_ALG },
209 { OP_ALG_ALGSEL_SHA224, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG },
210 { OP_ALG_ALGSEL_SHA256, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG },
211 { OP_ALG_ALGSEL_SHA384, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG },
212 { OP_ALG_ALGSEL_SHA512, __rta_alg_aai_sha, OP_TYPE_CLASS2_ALG },
213 { OP_ALG_ALGSEL_RNG, __rta_alg_aai_rng, OP_TYPE_CLASS1_ALG },
214 /*11*/ { OP_ALG_ALGSEL_CRC, __rta_alg_aai_crc, OP_TYPE_CLASS2_ALG },
215 { OP_ALG_ALGSEL_ARC4, NULL, OP_TYPE_CLASS1_ALG },
216 { OP_ALG_ALGSEL_SNOW_F8, __rta_alg_aai_snow_f8, OP_TYPE_CLASS1_ALG },
217 /*14*/ { OP_ALG_ALGSEL_KASUMI, __rta_alg_aai_kasumi, OP_TYPE_CLASS1_ALG },
218 { OP_ALG_ALGSEL_SNOW_F9, __rta_alg_aai_snow_f9, OP_TYPE_CLASS2_ALG },
219 { OP_ALG_ALGSEL_ZUCE, __rta_alg_aai_zuce, OP_TYPE_CLASS1_ALG },
220 /*17*/ { OP_ALG_ALGSEL_ZUCA, __rta_alg_aai_zuca, OP_TYPE_CLASS2_ALG }
224 * Allowed OPERATION algorithms for each SEC Era.
225 * Values represent the number of entries from alg_table[] that are supported.
227 static const unsigned int alg_table_sz[] = {14, 15, 15, 15, 17, 17, 11, 17};
230 rta_operation(struct program *program, uint32_t cipher_algo,
231 uint16_t aai, uint8_t algo_state,
232 int icv_checking, int enc)
234 uint32_t opcode = CMD_OPERATION;
235 unsigned int i, found = 0;
236 unsigned int start_pc = program->current_pc;
239 for (i = 0; i < alg_table_sz[rta_sec_era]; i++) {
240 if (alg_table[i].chipher_algo == cipher_algo) {
241 opcode |= cipher_algo | alg_table[i].class;
242 /* nothing else to verify */
243 if (alg_table[i].aai_func == NULL) {
248 aai &= OP_ALG_AAI_MASK;
250 ret = (*alg_table[i].aai_func)(aai);
252 pr_err("OPERATION: Bad AAI Type. SEC Program Line: %d\n",
253 program->current_pc);
262 pr_err("OPERATION: Invalid Command. SEC Program Line: %d\n",
263 program->current_pc);
268 switch (algo_state) {
269 case OP_ALG_AS_UPDATE:
271 case OP_ALG_AS_FINALIZE:
272 case OP_ALG_AS_INITFINAL:
273 opcode |= algo_state;
276 pr_err("Invalid Operation Command\n");
281 switch (icv_checking) {
282 case ICV_CHECK_DISABLE:
284 * opcode |= OP_ALG_ICV_OFF;
285 * OP_ALG_ICV_OFF is 0
288 case ICV_CHECK_ENABLE:
289 opcode |= OP_ALG_ICV_ON;
292 pr_err("Invalid Operation Command\n");
300 * opcode |= OP_ALG_DECRYPT;
301 * OP_ALG_DECRYPT is 0
305 opcode |= OP_ALG_ENCRYPT;
308 pr_err("Invalid Operation Command\n");
313 __rta_out32(program, opcode);
314 program->current_instruction++;
315 return (int)start_pc;
318 program->first_error_pc = start_pc;
323 * OPERATION PKHA routines
326 __rta_pkha_clearmem(uint32_t pkha_op)
329 case (OP_ALG_PKMODE_CLEARMEM_ALL):
330 case (OP_ALG_PKMODE_CLEARMEM_ABE):
331 case (OP_ALG_PKMODE_CLEARMEM_ABN):
332 case (OP_ALG_PKMODE_CLEARMEM_AB):
333 case (OP_ALG_PKMODE_CLEARMEM_AEN):
334 case (OP_ALG_PKMODE_CLEARMEM_AE):
335 case (OP_ALG_PKMODE_CLEARMEM_AN):
336 case (OP_ALG_PKMODE_CLEARMEM_A):
337 case (OP_ALG_PKMODE_CLEARMEM_BEN):
338 case (OP_ALG_PKMODE_CLEARMEM_BE):
339 case (OP_ALG_PKMODE_CLEARMEM_BN):
340 case (OP_ALG_PKMODE_CLEARMEM_B):
341 case (OP_ALG_PKMODE_CLEARMEM_EN):
342 case (OP_ALG_PKMODE_CLEARMEM_N):
343 case (OP_ALG_PKMODE_CLEARMEM_E):
351 __rta_pkha_mod_arithmetic(uint32_t pkha_op)
353 pkha_op &= (uint32_t)~OP_ALG_PKMODE_OUT_A;
356 case (OP_ALG_PKMODE_MOD_ADD):
357 case (OP_ALG_PKMODE_MOD_SUB_AB):
358 case (OP_ALG_PKMODE_MOD_SUB_BA):
359 case (OP_ALG_PKMODE_MOD_MULT):
360 case (OP_ALG_PKMODE_MOD_MULT_IM):
361 case (OP_ALG_PKMODE_MOD_MULT_IM_OM):
362 case (OP_ALG_PKMODE_MOD_EXPO):
363 case (OP_ALG_PKMODE_MOD_EXPO_TEQ):
364 case (OP_ALG_PKMODE_MOD_EXPO_IM):
365 case (OP_ALG_PKMODE_MOD_EXPO_IM_TEQ):
366 case (OP_ALG_PKMODE_MOD_REDUCT):
367 case (OP_ALG_PKMODE_MOD_INV):
368 case (OP_ALG_PKMODE_MOD_MONT_CNST):
369 case (OP_ALG_PKMODE_MOD_CRT_CNST):
370 case (OP_ALG_PKMODE_MOD_GCD):
371 case (OP_ALG_PKMODE_MOD_PRIMALITY):
372 case (OP_ALG_PKMODE_MOD_SML_EXP):
373 case (OP_ALG_PKMODE_F2M_ADD):
374 case (OP_ALG_PKMODE_F2M_MUL):
375 case (OP_ALG_PKMODE_F2M_MUL_IM):
376 case (OP_ALG_PKMODE_F2M_MUL_IM_OM):
377 case (OP_ALG_PKMODE_F2M_EXP):
378 case (OP_ALG_PKMODE_F2M_EXP_TEQ):
379 case (OP_ALG_PKMODE_F2M_AMODN):
380 case (OP_ALG_PKMODE_F2M_INV):
381 case (OP_ALG_PKMODE_F2M_R2):
382 case (OP_ALG_PKMODE_F2M_GCD):
383 case (OP_ALG_PKMODE_F2M_SML_EXP):
384 case (OP_ALG_PKMODE_ECC_F2M_ADD):
385 case (OP_ALG_PKMODE_ECC_F2M_ADD_IM_OM_PROJ):
386 case (OP_ALG_PKMODE_ECC_F2M_DBL):
387 case (OP_ALG_PKMODE_ECC_F2M_DBL_IM_OM_PROJ):
388 case (OP_ALG_PKMODE_ECC_F2M_MUL):
389 case (OP_ALG_PKMODE_ECC_F2M_MUL_TEQ):
390 case (OP_ALG_PKMODE_ECC_F2M_MUL_R2):
391 case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_TEQ):
392 case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_PROJ):
393 case (OP_ALG_PKMODE_ECC_F2M_MUL_R2_PROJ_TEQ):
394 case (OP_ALG_PKMODE_ECC_MOD_ADD):
395 case (OP_ALG_PKMODE_ECC_MOD_ADD_IM_OM_PROJ):
396 case (OP_ALG_PKMODE_ECC_MOD_DBL):
397 case (OP_ALG_PKMODE_ECC_MOD_DBL_IM_OM_PROJ):
398 case (OP_ALG_PKMODE_ECC_MOD_MUL):
399 case (OP_ALG_PKMODE_ECC_MOD_MUL_TEQ):
400 case (OP_ALG_PKMODE_ECC_MOD_MUL_R2):
401 case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_TEQ):
402 case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_PROJ):
403 case (OP_ALG_PKMODE_ECC_MOD_MUL_R2_PROJ_TEQ):
411 __rta_pkha_copymem(uint32_t pkha_op)
414 case (OP_ALG_PKMODE_COPY_NSZ_A0_B0):
415 case (OP_ALG_PKMODE_COPY_NSZ_A0_B1):
416 case (OP_ALG_PKMODE_COPY_NSZ_A0_B2):
417 case (OP_ALG_PKMODE_COPY_NSZ_A0_B3):
418 case (OP_ALG_PKMODE_COPY_NSZ_A1_B0):
419 case (OP_ALG_PKMODE_COPY_NSZ_A1_B1):
420 case (OP_ALG_PKMODE_COPY_NSZ_A1_B2):
421 case (OP_ALG_PKMODE_COPY_NSZ_A1_B3):
422 case (OP_ALG_PKMODE_COPY_NSZ_A2_B0):
423 case (OP_ALG_PKMODE_COPY_NSZ_A2_B1):
424 case (OP_ALG_PKMODE_COPY_NSZ_A2_B2):
425 case (OP_ALG_PKMODE_COPY_NSZ_A2_B3):
426 case (OP_ALG_PKMODE_COPY_NSZ_A3_B0):
427 case (OP_ALG_PKMODE_COPY_NSZ_A3_B1):
428 case (OP_ALG_PKMODE_COPY_NSZ_A3_B2):
429 case (OP_ALG_PKMODE_COPY_NSZ_A3_B3):
430 case (OP_ALG_PKMODE_COPY_NSZ_B0_A0):
431 case (OP_ALG_PKMODE_COPY_NSZ_B0_A1):
432 case (OP_ALG_PKMODE_COPY_NSZ_B0_A2):
433 case (OP_ALG_PKMODE_COPY_NSZ_B0_A3):
434 case (OP_ALG_PKMODE_COPY_NSZ_B1_A0):
435 case (OP_ALG_PKMODE_COPY_NSZ_B1_A1):
436 case (OP_ALG_PKMODE_COPY_NSZ_B1_A2):
437 case (OP_ALG_PKMODE_COPY_NSZ_B1_A3):
438 case (OP_ALG_PKMODE_COPY_NSZ_B2_A0):
439 case (OP_ALG_PKMODE_COPY_NSZ_B2_A1):
440 case (OP_ALG_PKMODE_COPY_NSZ_B2_A2):
441 case (OP_ALG_PKMODE_COPY_NSZ_B2_A3):
442 case (OP_ALG_PKMODE_COPY_NSZ_B3_A0):
443 case (OP_ALG_PKMODE_COPY_NSZ_B3_A1):
444 case (OP_ALG_PKMODE_COPY_NSZ_B3_A2):
445 case (OP_ALG_PKMODE_COPY_NSZ_B3_A3):
446 case (OP_ALG_PKMODE_COPY_NSZ_A_E):
447 case (OP_ALG_PKMODE_COPY_NSZ_A_N):
448 case (OP_ALG_PKMODE_COPY_NSZ_B_E):
449 case (OP_ALG_PKMODE_COPY_NSZ_B_N):
450 case (OP_ALG_PKMODE_COPY_NSZ_N_A):
451 case (OP_ALG_PKMODE_COPY_NSZ_N_B):
452 case (OP_ALG_PKMODE_COPY_NSZ_N_E):
453 case (OP_ALG_PKMODE_COPY_SSZ_A0_B0):
454 case (OP_ALG_PKMODE_COPY_SSZ_A0_B1):
455 case (OP_ALG_PKMODE_COPY_SSZ_A0_B2):
456 case (OP_ALG_PKMODE_COPY_SSZ_A0_B3):
457 case (OP_ALG_PKMODE_COPY_SSZ_A1_B0):
458 case (OP_ALG_PKMODE_COPY_SSZ_A1_B1):
459 case (OP_ALG_PKMODE_COPY_SSZ_A1_B2):
460 case (OP_ALG_PKMODE_COPY_SSZ_A1_B3):
461 case (OP_ALG_PKMODE_COPY_SSZ_A2_B0):
462 case (OP_ALG_PKMODE_COPY_SSZ_A2_B1):
463 case (OP_ALG_PKMODE_COPY_SSZ_A2_B2):
464 case (OP_ALG_PKMODE_COPY_SSZ_A2_B3):
465 case (OP_ALG_PKMODE_COPY_SSZ_A3_B0):
466 case (OP_ALG_PKMODE_COPY_SSZ_A3_B1):
467 case (OP_ALG_PKMODE_COPY_SSZ_A3_B2):
468 case (OP_ALG_PKMODE_COPY_SSZ_A3_B3):
469 case (OP_ALG_PKMODE_COPY_SSZ_B0_A0):
470 case (OP_ALG_PKMODE_COPY_SSZ_B0_A1):
471 case (OP_ALG_PKMODE_COPY_SSZ_B0_A2):
472 case (OP_ALG_PKMODE_COPY_SSZ_B0_A3):
473 case (OP_ALG_PKMODE_COPY_SSZ_B1_A0):
474 case (OP_ALG_PKMODE_COPY_SSZ_B1_A1):
475 case (OP_ALG_PKMODE_COPY_SSZ_B1_A2):
476 case (OP_ALG_PKMODE_COPY_SSZ_B1_A3):
477 case (OP_ALG_PKMODE_COPY_SSZ_B2_A0):
478 case (OP_ALG_PKMODE_COPY_SSZ_B2_A1):
479 case (OP_ALG_PKMODE_COPY_SSZ_B2_A2):
480 case (OP_ALG_PKMODE_COPY_SSZ_B2_A3):
481 case (OP_ALG_PKMODE_COPY_SSZ_B3_A0):
482 case (OP_ALG_PKMODE_COPY_SSZ_B3_A1):
483 case (OP_ALG_PKMODE_COPY_SSZ_B3_A2):
484 case (OP_ALG_PKMODE_COPY_SSZ_B3_A3):
485 case (OP_ALG_PKMODE_COPY_SSZ_A_E):
486 case (OP_ALG_PKMODE_COPY_SSZ_A_N):
487 case (OP_ALG_PKMODE_COPY_SSZ_B_E):
488 case (OP_ALG_PKMODE_COPY_SSZ_B_N):
489 case (OP_ALG_PKMODE_COPY_SSZ_N_A):
490 case (OP_ALG_PKMODE_COPY_SSZ_N_B):
491 case (OP_ALG_PKMODE_COPY_SSZ_N_E):
499 rta_pkha_operation(struct program *program, uint32_t op_pkha)
501 uint32_t opcode = CMD_OPERATION | OP_TYPE_PK | OP_ALG_PK;
503 unsigned int start_pc = program->current_pc;
506 pkha_func = op_pkha & OP_ALG_PK_FUN_MASK;
509 case (OP_ALG_PKMODE_CLEARMEM):
510 ret = __rta_pkha_clearmem(op_pkha);
512 pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n",
513 program->current_pc);
517 case (OP_ALG_PKMODE_MOD_ADD):
518 case (OP_ALG_PKMODE_MOD_SUB_AB):
519 case (OP_ALG_PKMODE_MOD_SUB_BA):
520 case (OP_ALG_PKMODE_MOD_MULT):
521 case (OP_ALG_PKMODE_MOD_EXPO):
522 case (OP_ALG_PKMODE_MOD_REDUCT):
523 case (OP_ALG_PKMODE_MOD_INV):
524 case (OP_ALG_PKMODE_MOD_MONT_CNST):
525 case (OP_ALG_PKMODE_MOD_CRT_CNST):
526 case (OP_ALG_PKMODE_MOD_GCD):
527 case (OP_ALG_PKMODE_MOD_PRIMALITY):
528 case (OP_ALG_PKMODE_MOD_SML_EXP):
529 case (OP_ALG_PKMODE_ECC_MOD_ADD):
530 case (OP_ALG_PKMODE_ECC_MOD_DBL):
531 case (OP_ALG_PKMODE_ECC_MOD_MUL):
532 ret = __rta_pkha_mod_arithmetic(op_pkha);
534 pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n",
535 program->current_pc);
539 case (OP_ALG_PKMODE_COPY_NSZ):
540 case (OP_ALG_PKMODE_COPY_SSZ):
541 ret = __rta_pkha_copymem(op_pkha);
543 pr_err("OPERATION PKHA: Type not supported. SEC Program Line: %d\n",
544 program->current_pc);
549 pr_err("Invalid Operation Command\n");
555 __rta_out32(program, opcode);
556 program->current_instruction++;
557 return (int)start_pc;
560 program->first_error_pc = start_pc;
561 program->current_instruction++;
565 #endif /* __RTA_OPERATION_CMD_H__ */