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URL https://opencores.org/ocsvn/apbtoaes128/apbtoaes128/trunk

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[/] [apbtoaes128/] [trunk/] [pli/] [bfm_ctr/] [aes_bfm_encryption_dma_ctr.h] - Blame information for rev 9

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1 5 redbear
//////////////////////////////////////////////////////////////////
2
////
3
////
4
////    AES CORE BLOCK
5
////
6
////
7
////
8
//// This file is part of the APB to AES128 project
9
////
10
//// http://www.opencores.org/cores/apbtoaes128/
11
////
12
////
13
////
14
//// Description
15
////
16
//// Implementation of APB IP core according to
17
////
18
//// aes128_spec IP core specification document.
19
////
20
////
21
////
22
//// To Do: Things are right here but always all block can suffer changes
23
////
24
////
25
////
26
////
27
////
28
//// Author(s): - Felipe Fernandes Da Costa, fefe2560@gmail.com
29
////
30
///////////////////////////////////////////////////////////////// 
31
////
32
////
33
//// Copyright (C) 2009 Authors and OPENCORES.ORG
34
////
35
////
36
////
37
//// This source file may be used and distributed without
38
////
39
//// restriction provided that this copyright statement is not
40
////
41
//// removed from the file and that any derivative work contains
42
//// the original copyright notice and the associated disclaimer.
43
////
44
////
45
//// This source file is free software; you can redistribute it
46
////
47
//// and/or modify it under the terms of the GNU Lesser General
48
////
49
//// Public License as published by the Free Software Foundation;
50
//// either version 2.1 of the License, or (at your option) any
51
////
52
//// later version.
53
////
54
////
55
////
56
//// This source is distributed in the hope that it will be
57
////
58
//// useful, but WITHOUT ANY WARRANTY; without even the implied
59
////
60
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
61
////
62
//// PURPOSE. See the GNU Lesser General Public License for more
63
//// details.
64
////
65
////
66
////
67
//// You should have received a copy of the GNU Lesser General
68
////
69
//// Public License along with this source; if not, download it
70
////
71
//// from http://www.opencores.org/lgpl.shtml
72
////
73
////
74
///////////////////////////////////////////////////////////////////
75
static int aes_bfm_encryption_ctr_dma_calltf(char*user_data)
76
{
77
 
78
        vpiHandle PRESETn = vpi_handle_by_name("AES_GLADIC_tb.PRESETn", NULL);
79
        vpiHandle PWDATA = vpi_handle_by_name("AES_GLADIC_tb.PWDATA", NULL);
80
        vpiHandle PENABLE = vpi_handle_by_name("AES_GLADIC_tb.PENABLE", NULL);
81
        vpiHandle PSEL = vpi_handle_by_name("AES_GLADIC_tb.PSEL", NULL);
82
        vpiHandle PWRITE = vpi_handle_by_name("AES_GLADIC_tb.PWRITE", NULL);
83
        vpiHandle PADDR = vpi_handle_by_name("AES_GLADIC_tb.PADDR", NULL);
84
        vpiHandle PRDATA = vpi_handle_by_name("AES_GLADIC_tb.PRDATA", NULL);
85
        vpiHandle PREADY = vpi_handle_by_name("AES_GLADIC_tb.PREADY", NULL);
86
        vpiHandle PSLVERR = vpi_handle_by_name("AES_GLADIC_tb.PSLVERR", NULL);
87
        vpiHandle int_ccf = vpi_handle_by_name("AES_GLADIC_tb.int_ccf", NULL);
88
        vpiHandle int_err = vpi_handle_by_name("AES_GLADIC_tb.int_err", NULL);
89
        vpiHandle dma_req_wr = vpi_handle_by_name("AES_GLADIC_tb.dma_req_wr", NULL);
90
        vpiHandle dma_req_rd = vpi_handle_by_name("AES_GLADIC_tb.dma_req_rd", NULL);
91
 
92
        std::random_device rd;
93
        std::uniform_int_distribution<long int> data_in(0,4294967295);
94
 
95
        v_ecb.format=vpiIntVal;
96
 
97
        vpi_get_value(PRESETn, &v_ecb);
98
 
99
 
100
        //printf("%i\n",STATE);
101
 
102
 
103
        if(type_bfm == CTR_ENCRYPTION_DMA && v_ecb.value.integer == 1)
104
        {
105
 
106
                switch(STATE)
107
                {
108
 
109
                  case IDLE:
110
 
111
                                if(PACKETS_GENERATED >= MAX_ITERATIONS)
112
                                {
113
 
114
                                        STATE = IDLE;
115
                                        type_bfm = 0;
116
 
117
                                }else
118
                                {
119
                                        STATE = WRITE;
120
 
121
                                        counter = 0;
122
 
123
 
124
                                        v_ecb.value.integer = 0;
125
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
126
 
127
                                        v_ecb.value.integer = vector_address[0];
128
                                        vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
129
 
130
                                        v_ecb.value.integer = 0;
131
                                        vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
132
 
133
                                        v_ecb.value.integer = 1;
134
                                        vpi_put_value(PWRITE, &v_ecb, NULL, vpiNoDelay);
135
 
136
                                        v_ecb.value.integer = 1;
137
                                        vpi_put_value(PSEL, &v_ecb, NULL, vpiNoDelay);
138
                                }
139
 
140
                  break;
141
 
142
                  case WRITE:
143
 
144
 
145
 
146
                        v_ecb.value.integer = 1;
147
                        vpi_put_value(PSEL, &v_ecb, NULL, vpiNoDelay);
148
 
149
                        if(counter == 0)
150
                        {
151
                                counter_write++;
152
                                counter++;
153
 
154
                                v_ecb.value.integer = 1;
155
                                vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
156
 
157
 
158
                        }else if(counter == 1)
159
                        {
160
 
161
 
162
 
163
                                t_ecb.type = vpiScaledRealTime;
164
                                t_ecb.real = 0;
165
                                v_ecb.format=vpiIntVal;
166
 
167
                                v_ecb.value.integer = 0;
168
                                vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
169
 
170
 
171
                                if(counter_write < 9)
172
                                {
173
 
174
                                        v_ecb.value.integer = vector_address[counter_write];
175
 
176
                                        vpi_put_value(PADDR, &v_ecb, &t_ecb, vpiTransportDelay);
177
                                        //vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
178
 
179
                                        if(FIPS_ENABLE == FIPS)
180
                                        {
181
 
182
                                                if(vector_address[counter_write] == ADDR_AES_KEYR3)
183
                                                {
184
                                                        a = a | KEY_FIPS_CTR_NOT_DERIVATED[0];
185
                                                        a = a << 8;
186
                                                        a = a | KEY_FIPS_CTR_NOT_DERIVATED[1];
187
                                                        a = a << 8;
188
                                                        a = a | KEY_FIPS_CTR_NOT_DERIVATED[2];
189
                                                        a = a << 8;
190
                                                        a = a | KEY_FIPS_CTR_NOT_DERIVATED[3];
191
                                                        v_ecb.value.integer = a;
192
                                                }
193
 
194
 
195
                                                if(vector_address[counter_write] == ADDR_AES_KEYR2)
196
                                                {
197
                                                        b = b | KEY_FIPS_CTR_NOT_DERIVATED[4];
198
                                                        b = b << 8;
199
                                                        b = b | KEY_FIPS_CTR_NOT_DERIVATED[5];
200
                                                        b = b << 8;
201
                                                        b = b | KEY_FIPS_CTR_NOT_DERIVATED[6];
202
                                                        b = b << 8;
203
                                                        b = b | KEY_FIPS_CTR_NOT_DERIVATED[7];
204
                                                        v_ecb.value.integer = b;
205
                                                }
206
 
207
                                                if(vector_address[counter_write] == ADDR_AES_KEYR1)
208
                                                {
209
 
210
                                                        c = c | KEY_FIPS_CTR_NOT_DERIVATED[8];
211
                                                        c = c << 8;
212
                                                        c = c | KEY_FIPS_CTR_NOT_DERIVATED[9];
213
                                                        c = c << 8;
214
                                                        c = c | KEY_FIPS_CTR_NOT_DERIVATED[10];
215
                                                        c = c << 8;
216
                                                        c = c | KEY_FIPS_CTR_NOT_DERIVATED[11];
217
                                                        v_ecb.value.integer = c;
218
 
219
                                                }
220
 
221
                                                if(vector_address[counter_write] == ADDR_AES_KEYR0)
222
                                                {
223
                                                        d = d | KEY_FIPS_CTR_NOT_DERIVATED[12];
224
                                                        d = d << 8;
225
                                                        d = d | KEY_FIPS_CTR_NOT_DERIVATED[13];
226
                                                        d = d << 8;
227
                                                        d = d | KEY_FIPS_CTR_NOT_DERIVATED[14];
228
                                                        d = d << 8;
229
                                                        d = d | KEY_FIPS_CTR_NOT_DERIVATED[15];
230
                                                        v_ecb.value.integer = d;
231
                                                }
232
 
233
 
234
                                                if(vector_address[counter_write] == ADDR_AES_IVR3)
235
                                                {
236
                                                        a = a | IV_FIPS_CTR_NOT_DERIVATED[0];
237
                                                        a = a << 8;
238
                                                        a = a | IV_FIPS_CTR_NOT_DERIVATED[1];
239
                                                        a = a << 8;
240
                                                        a = a | IV_FIPS_CTR_NOT_DERIVATED[2];
241
                                                        a = a << 8;
242
                                                        a = a | IV_FIPS_CTR_NOT_DERIVATED[3];
243
                                                        v_ecb.value.integer = a;
244
                                                }
245
 
246
 
247
                                                if(vector_address[counter_write] == ADDR_AES_IVR2)
248
                                                {
249
                                                        b = b | IV_FIPS_CTR_NOT_DERIVATED[4];
250
                                                        b = b << 8;
251
                                                        b = b | IV_FIPS_CTR_NOT_DERIVATED[5];
252
                                                        b = b << 8;
253
                                                        b = b | IV_FIPS_CTR_NOT_DERIVATED[6];
254
                                                        b = b << 8;
255
                                                        b = b | IV_FIPS_CTR_NOT_DERIVATED[7];
256
                                                        v_ecb.value.integer = b;
257
                                                }
258
 
259
                                                if(vector_address[counter_write] == ADDR_AES_IVR1)
260
                                                {
261
 
262
                                                        c = c | IV_FIPS_CTR_NOT_DERIVATED[8];
263
                                                        c = c << 8;
264
                                                        c = c | IV_FIPS_CTR_NOT_DERIVATED[9];
265
                                                        c = c << 8;
266
                                                        c = c | IV_FIPS_CTR_NOT_DERIVATED[10];
267
                                                        c = c << 8;
268
                                                        c = c | IV_FIPS_CTR_NOT_DERIVATED[11];
269
                                                        v_ecb.value.integer = c;
270
 
271
                                                }
272
 
273
                                                if(vector_address[counter_write] == ADDR_AES_IVR0)
274
                                                {
275
                                                        d = d | IV_FIPS_CTR_NOT_DERIVATED[12];
276
                                                        d = d << 8;
277
                                                        d = d | IV_FIPS_CTR_NOT_DERIVATED[13];
278
                                                        d = d << 8;
279
                                                        d = d | IV_FIPS_CTR_NOT_DERIVATED[14];
280
                                                        d = d << 8;
281
                                                        d = d | IV_FIPS_CTR_NOT_DERIVATED[15];
282
                                                        v_ecb.value.integer = d;
283
                                                }
284
 
285
 
286
                                        }else if(FIPS_ENABLE == RANDOM_DATA)
287
                                        {
288
                                                v_ecb.value.integer = data_in(rd);
289
                                        }
290
 
291
                                        //vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);                                              
292
                                        vpi_put_value(PWDATA, &v_ecb, &t_ecb, vpiTransportDelay);
293
 
294
 
295
                                        a = 0;
296
                                        b = 0;
297
                                        c = 0;
298
                                        d = 0;
299
 
300
 
301
 
302
                                }else if(counter_write == 9)//ENABLE CR
303
                                {
304
 
305
                                        v_ecb.value.integer = ADDR_AES_CR;
306
                                        vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
307
 
308
                                        //v_ecb.value.integer = 1;
309
                                        //vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
310
 
311
                                        v_ecb.value.integer = 6209;//data_in(rd);
312
                                        vpi_put_value(PWDATA, &v_ecb, &t_ecb, vpiTransportDelay);
313
 
314
                                }else if(counter_write > 9  &&  counter_write < 14) //WRITE DINR
315
                                {
316
 
317
                                        v_ecb.value.integer = ADDR_AES_DINR;
318
                                        vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
319
 
320
 
321
                                        if(FIPS_ENABLE == FIPS)
322
                                        {
323
 
324
                                                if(counter_write == 10)
325
                                                {
326
                                                        a = a | TEXT_FIPS_CTR_NOT_DERIVATED[0];
327
                                                        a = a << 8;
328
                                                        a = a | TEXT_FIPS_CTR_NOT_DERIVATED[1];
329
                                                        a = a << 8;
330
                                                        a = a | TEXT_FIPS_CTR_NOT_DERIVATED[2];
331
                                                        a = a << 8;
332
                                                        a = a | TEXT_FIPS_CTR_NOT_DERIVATED[3];
333
                                                        v_ecb.value.integer = a;
334
 
335
                                                }else if(counter_write == 11)
336
                                                {
337
                                                        b = b | TEXT_FIPS_CTR_NOT_DERIVATED[4];
338
                                                        b = b << 8;
339
                                                        b = b | TEXT_FIPS_CTR_NOT_DERIVATED[5];
340
                                                        b = b << 8;
341
                                                        b = b | TEXT_FIPS_CTR_NOT_DERIVATED[6];
342
                                                        b = b << 8;
343
                                                        b = b | TEXT_FIPS_CTR_NOT_DERIVATED[7];
344
                                                        v_ecb.value.integer = b;
345
 
346
                                                }else if(counter_write == 12 )
347
                                                {
348
 
349
                                                        c = c | TEXT_FIPS_CTR_NOT_DERIVATED[8];
350
                                                        c = c << 8;
351
                                                        c = c | TEXT_FIPS_CTR_NOT_DERIVATED[9];
352
                                                        c = c << 8;
353
                                                        c = c | TEXT_FIPS_CTR_NOT_DERIVATED[10];
354
                                                        c = c << 8;
355
                                                        c = c | TEXT_FIPS_CTR_NOT_DERIVATED[11];
356
                                                        v_ecb.value.integer = c;
357
 
358
                                                }else if(counter_write == 13 )
359
                                                {
360
                                                        d = d | TEXT_FIPS_CTR_NOT_DERIVATED[12];
361
                                                        d = d << 8;
362
                                                        d = d | TEXT_FIPS_CTR_NOT_DERIVATED[13];
363
                                                        d = d << 8;
364
                                                        d = d | TEXT_FIPS_CTR_NOT_DERIVATED[14];
365
                                                        d = d << 8;
366
                                                        d = d | TEXT_FIPS_CTR_NOT_DERIVATED[15];
367
                                                        v_ecb.value.integer = d;
368
 
369
                                                }
370
 
371
 
372
                                        }else if(FIPS_ENABLE == RANDOM_DATA)
373
                                        {
374
                                                v_ecb.value.integer = data_in(rd);
375
                                        }
376
 
377
                                        //vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
378
                                        vpi_put_value(PWDATA, &v_ecb, &t_ecb, vpiTransportDelay);
379
 
380
                                        a = 0;
381
                                        b = 0;
382
                                        c = 0;
383
                                        d = 0;
384
 
385
 
386
                                }
387
                                        counter=0;
388
 
389
                        }
390
 
391
 
392
 
393
                                if(counter_write == 14)
394
                                {
395
                                        counter_write = 0;
396
                                        STATE = WAIT_SR;
397
                                }
398
 
399
                  break;
400
 
401
                  case WAIT_SR:
402
 
403
                                v_ecb.value.integer = ADDR_AES_SR;
404
                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
405
 
406
                                v_ecb.value.integer = 0;
407
                                vpi_put_value(PWRITE, &v_ecb, NULL, vpiNoDelay);
408
                                //vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
409
 
410
 
411
                                if(counter == 0)
412
                                {
413
 
414
                                        counter++;
415
 
416
                                        v_ecb.value.integer = 1;
417
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
418
 
419 9 redbear
                                        v_ecb.value.integer = 0;
420
                                        vpi_get_value(PRDATA,&v_ecb);
421 5 redbear
 
422 9 redbear
                                        if(v_ecb.value.integer == 1)
423
                                        {
424
                                                STATE = READ_DOUTR;
425
 
426
                                                //t_ecb.type = vpiScaledRealTime;
427
                                                //t_ecb.real = 10;
428
                                                //v_ecb.format=vpiIntVal;
429
                                                //v_ecb.value.integer = ADDR_AES_DOUTR;
430
                                                //vpi_put_value(PADDR, &v_ecb, &t_ecb, vpiTransportDelay);
431
                                        }
432
 
433
 
434 5 redbear
                                }else if(counter == 1)
435
                                {
436
                                        v_ecb.value.integer = 0;
437
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
438
 
439
                                        counter=0;
440
                                }
441
 
442
 
443
                  break;
444
 
445
 
446
                 case READ_DOUTR:
447
 
448
 
449
 
450
                                if(counter == 0)
451
                                {
452
 
453
                                        v_ecb.value.integer = 1;
454
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
455
 
456
                                        counter_read++;
457
                                        counter++;
458
 
459
 
460
 
461
                                }else if(counter == 1)
462
                                {
463
                                        v_ecb.value.integer = 0;
464
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
465
 
466
 
467
                                        if(counter_read < 4)
468
                                        {
469
 
470
                                                v_ecb.value.integer = ADDR_AES_DOUTR;
471
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
472
 
473
                                        }
474
 
475
 
476
                                        if(counter_read == 4)
477
                                        {
478
 
479
                                                v_ecb.value.integer = ADDR_AES_KEYR3;
480
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
481
 
482
                                        }
483
 
484
 
485
                                        if(counter_read == 5)
486
                                        {
487
 
488
                                                v_ecb.value.integer = ADDR_AES_KEYR2;
489
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
490
 
491
                                        }
492
 
493
 
494
 
495
                                        if(counter_read == 6)
496
                                        {
497
 
498
                                                v_ecb.value.integer = ADDR_AES_KEYR1;
499
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
500
 
501
                                        }
502
 
503
 
504
                                        if(counter_read == 7)
505
                                        {
506
 
507
                                                v_ecb.value.integer = ADDR_AES_KEYR0;
508
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
509
 
510
                                        }
511
 
512
 
513
                                        if(counter_read == 8)
514
                                        {
515
 
516
                                                v_ecb.value.integer = ADDR_AES_IVR3;
517
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
518
 
519
                                        }
520
 
521
 
522
                                        if(counter_read == 9)
523
                                        {
524
 
525
                                                v_ecb.value.integer = ADDR_AES_IVR2;
526
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
527
 
528
                                        }
529
 
530
 
531
 
532
                                        if(counter_read == 10)
533
                                        {
534
 
535
                                                v_ecb.value.integer = ADDR_AES_IVR1;
536
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
537
 
538
                                        }
539
 
540
 
541
                                        if(counter_read == 11)
542
                                        {
543
 
544
                                                v_ecb.value.integer = ADDR_AES_IVR0;
545
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
546
 
547
                                        }
548
 
549
 
550
                                        counter = 0;
551
                                }
552
 
553
                                if(counter_read == 12)
554
                                {
555
                                        STATE = RESET_SR;
556
                                        counter_read = 0;
557
                                }
558
                 break;
559
 
560
                case RESET_SR:
561
 
562
                                v_ecb.value.integer = 1;
563
                                vpi_put_value(PWRITE, &v_ecb, NULL, vpiNoDelay);
564
 
565
                                v_ecb.value.integer = 1;
566
                                vpi_put_value(PSEL, &v_ecb, NULL, vpiNoDelay);
567
 
568
                                v_ecb.value.integer = 0;
569
                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
570
 
571
                                v_ecb.value.integer = 128;
572
                                vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
573
 
574
 
575
                                if(counter == 0)
576
                                {
577
 
578
                                        counter_write++;
579
                                        counter++;
580
 
581
                                        v_ecb.value.integer = 1;
582
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
583
 
584
                                }else if(counter == 1)
585
                                {
586
 
587
                                        v_ecb.value.integer = 0;
588
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
589
                                        counter=0;
590
 
591
                                }
592
 
593
                                if(counter_write == 1)
594
                                {
595
                                        STATE =IDLE;
596
                                        counter_write = 0;
597
                                        counter=0;
598
 
599
                                        PACKETS_GENERATED = PACKETS_GENERATED + 1;
600
                                }
601
 
602
 
603
 
604
                break;
605
 
606
                }
607
 
608
        }
609
 
610
        return 0;
611
}

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