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[/] [apbtoaes128/] [trunk/] [pli/] [bfm_ecb/] [aes_bfm_key_generation_dma_ecb.h] - Blame information for rev 15

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1 4 redbear
//////////////////////////////////////////////////////////////////
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////
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////
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////    AES CORE BLOCK
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////
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////
7
////
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//// This file is part of the APB to AES128 project
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////
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//// 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
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////
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////
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////
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////
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////
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//// Author(s): - Felipe Fernandes Da Costa, fefe2560@gmail.com
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////
30
///////////////////////////////////////////////////////////////// 
31
////
32
////
33
//// Copyright (C) 2009 Authors and OPENCORES.ORG
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////
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////
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////
37
//// This source file may be used and distributed without
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////
39
//// restriction provided that this copyright statement is not
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////
41
//// removed from the file and that any derivative work contains
42
//// the original copyright notice and the associated disclaimer.
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////
44
////
45
//// This source file is free software; you can redistribute it
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////
47
//// and/or modify it under the terms of the GNU Lesser General
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////
49
//// Public License as published by the Free Software Foundation;
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//// either version 2.1 of the License, or (at your option) any
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////
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//// later version.
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////
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////
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////
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//// This source is distributed in the hope that it will be
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////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied
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////
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//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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////
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//// PURPOSE. See the GNU Lesser General Public License for more
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//// details.
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////
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////
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////
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//// You should have received a copy of the GNU Lesser General
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////
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//// Public License along with this source; if not, download it
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////
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//// from http://www.opencores.org/lgpl.shtml
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////
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////
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///////////////////////////////////////////////////////////////////
75
static int aes_bfm_key_generation_dma_ecb_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 == ECB_KEY_GEN_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
                                if(counter == 0)
144
                                {
145
 
146
 
147
                                        counter_write++;
148
                                        counter++;
149
 
150
                                        v_ecb.value.integer = 1;
151
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
152
 
153
 
154
                                }else if(counter == 1)
155
                                {
156
 
157
                                        v_ecb.value.integer = 0;
158
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
159
 
160
 
161
 
162
                                        if(counter_write < 9)
163
                                        {
164
 
165
                                                v_ecb.value.integer = vector_address[counter_write];
166
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
167
 
168
                                                t_ecb.type = vpiScaledRealTime;
169
                                                t_ecb.real = 0;
170
                                                v_ecb.format=vpiIntVal;
171
 
172
                                                if(FIPS_ENABLE == FIPS)
173
                                                {
174
 
175
                                                        if(vector_address[counter_write] == ADDR_AES_KEYR3 || vector_address[counter_write] == ADDR_AES_IVR3)
176
                                                        {
177
                                                                a = a | KEY_FIPS_NOT_DERIVATED[0];
178
                                                                a = a << 8;
179
                                                                a = a | KEY_FIPS_NOT_DERIVATED[1];
180
                                                                a = a << 8;
181
                                                                a = a | KEY_FIPS_NOT_DERIVATED[2];
182
                                                                a = a << 8;
183
                                                                a = a | KEY_FIPS_NOT_DERIVATED[3];
184
                                                                v_ecb.value.integer = a;
185
                                                        }
186
 
187
 
188
                                                        if(vector_address[counter_write] == ADDR_AES_KEYR2 || vector_address[counter_write] == ADDR_AES_IVR2)
189
                                                        {
190
                                                                b = b | KEY_FIPS_NOT_DERIVATED[4];
191
                                                                b = b << 8;
192
                                                                b = b | KEY_FIPS_NOT_DERIVATED[5];
193
                                                                b = b << 8;
194
                                                                b = b | KEY_FIPS_NOT_DERIVATED[6];
195
                                                                b = b << 8;
196
                                                                b = b | KEY_FIPS_NOT_DERIVATED[7];
197
                                                                v_ecb.value.integer = b;
198
                                                        }
199
 
200
                                                        if(vector_address[counter_write] == ADDR_AES_KEYR1 || vector_address[counter_write] == ADDR_AES_IVR1)
201
                                                        {
202
 
203
                                                                c = c | KEY_FIPS_NOT_DERIVATED[8];
204
                                                                c = c << 8;
205
                                                                c = c | KEY_FIPS_NOT_DERIVATED[9];
206
                                                                c = c << 8;
207
                                                                c = c | KEY_FIPS_NOT_DERIVATED[10];
208
                                                                c = c << 8;
209
                                                                c = c | KEY_FIPS_NOT_DERIVATED[11];
210
                                                                v_ecb.value.integer = c;
211
 
212
                                                        }
213
 
214
                                                        if(vector_address[counter_write] == ADDR_AES_KEYR0 || vector_address[counter_write] == ADDR_AES_IVR0)
215
                                                        {
216
                                                                d = d | KEY_FIPS_NOT_DERIVATED[12];
217
                                                                d = d << 8;
218
                                                                d = d | KEY_FIPS_NOT_DERIVATED[13];
219
                                                                d = d << 8;
220
                                                                d = d | KEY_FIPS_NOT_DERIVATED[14];
221
                                                                d = d << 8;
222
                                                                d = d | KEY_FIPS_NOT_DERIVATED[15];
223
                                                                v_ecb.value.integer = d;
224
                                                        }
225
 
226
 
227
 
228
                                                }else if(FIPS_ENABLE == RANDOM_DATA)
229
                                                {
230
                                                        v_ecb.value.integer = data_in(rd);
231
                                                }
232
 
233
                                                //vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);                                              
234
                                                vpi_put_value(PWDATA, &v_ecb, &t_ecb, vpiTransportDelay);
235
 
236
 
237
                                                a = 0;
238
                                                b = 0;
239
                                                c = 0;
240
                                                d = 0;
241 15 redbear
                                        }else if(counter_write == 9)
242 4 redbear
                                        {
243
 
244 15 redbear
                                                v_ecb.value.integer = ADDR_AES_CR;
245 4 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
246
 
247
                                                t_ecb.type = vpiScaledRealTime;
248
                                                t_ecb.real = 0;
249
                                                v_ecb.format=vpiIntVal;
250
                                                v_ecb.value.integer = 6153;
251
                                                vpi_put_value(PWDATA, &v_ecb, &t_ecb, vpiTransportDelay);
252
 
253
                                        }
254
 
255
 
256
                                        v_ecb.value.integer = 1;
257
                                        vpi_put_value(PSEL, &v_ecb, NULL, vpiNoDelay);
258
 
259
                                        counter=0;
260
                                }
261
 
262
                                if(counter_write == 10)
263
                                {
264
                                        counter_write = 0;
265
                                        counter_read  = 0;
266
 
267
                                        STATE =WAIT_SR;
268
 
269
 
270
                                }
271
 
272
                  break;
273
 
274
                  case WAIT_SR:
275
 
276
                                v_ecb.value.integer = ADDR_AES_SR;
277
                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
278
 
279
                                v_ecb.value.integer = 0;
280
                                vpi_put_value(PWRITE, &v_ecb, NULL, vpiNoDelay);
281
 
282
                                if(counter == 0)
283
                                {
284
 
285
                                        counter++;
286
 
287
                                        v_ecb.value.integer = 1;
288
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
289
 
290
 
291 9 redbear
                                        v_ecb.value.integer = 0;
292
                                        vpi_get_value(PRDATA,&v_ecb);
293
 
294
                                        if(v_ecb.value.integer == 1)
295
                                        {
296
                                                STATE = READ_KEY_GEN;
297
                                        }
298
 
299
 
300 4 redbear
                                }else if(counter == 1)
301
                                {
302
                                        v_ecb.value.integer = 0;
303
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
304
 
305
                                        counter=0;
306
                                }
307
 
308
 
309
                  break;
310
 
311
 
312
                 case READ_KEY_GEN:
313
 
314
 
315
 
316
                                if(counter == 0)
317
                                {
318
 
319
                                        v_ecb.value.integer = 1;
320
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
321
 
322
                                        counter_read++;
323
                                        counter++;
324
 
325
 
326
 
327
                                }else if(counter == 1)
328
                                {
329
 
330 9 redbear
                                        v_ecb.value.integer = 0;
331
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
332
 
333
                                        if(counter_read < 4)
334 4 redbear
                                        {
335 9 redbear
                                                v_ecb.value.integer = ADDR_AES_DOUTR;
336
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
337
                                        }
338
 
339
                                        if(counter_read == 4)
340
                                        {
341 4 redbear
                                                v_ecb.value.integer = ADDR_AES_KEYR3;
342 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
343 4 redbear
                                        }
344
 
345 9 redbear
                                        if(counter_read == 5)
346 4 redbear
                                        {
347
                                                v_ecb.value.integer = ADDR_AES_KEYR2;
348 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
349 4 redbear
                                        }
350
 
351
 
352 9 redbear
                                        if(counter_read == 6)
353 4 redbear
                                        {
354
                                                v_ecb.value.integer = ADDR_AES_KEYR1;
355 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
356 4 redbear
                                        }
357
 
358 9 redbear
                                        if(counter_read == 7)
359 4 redbear
                                        {
360
                                                v_ecb.value.integer = ADDR_AES_KEYR0;
361 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
362 4 redbear
                                        }
363 9 redbear
 
364
                                        if(counter_read == 8)
365 5 redbear
                                        {
366
                                                v_ecb.value.integer = ADDR_AES_IVR3;
367 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
368 5 redbear
                                        }
369
 
370 9 redbear
                                        if(counter_read == 9)
371 5 redbear
                                        {
372
                                                v_ecb.value.integer = ADDR_AES_IVR2;
373 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
374 5 redbear
                                        }
375
 
376 9 redbear
                                        if(counter_read == 10)
377 5 redbear
                                        {
378
                                                v_ecb.value.integer = ADDR_AES_IVR1;
379 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
380 5 redbear
                                        }
381
 
382 9 redbear
                                        if(counter_read == 11)
383 5 redbear
                                        {
384
                                                v_ecb.value.integer = ADDR_AES_IVR0;
385 9 redbear
                                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
386 5 redbear
                                        }
387
 
388 4 redbear
                                        counter = 0;
389
                                }
390
 
391 9 redbear
                                if(counter_read == 12)
392 4 redbear
                                {
393
                                        STATE = RESET_SR;
394
                                        counter_write = 0;
395
                                        counter_read  = 0;
396
                                }
397
 
398
                 break;
399
 
400
                case RESET_SR:
401
 
402
                                v_ecb.value.integer = 1;
403
                                vpi_put_value(PWRITE, &v_ecb, NULL, vpiNoDelay);
404
 
405
                                v_ecb.value.integer = 1;
406
                                vpi_put_value(PSEL, &v_ecb, NULL, vpiNoDelay);
407
 
408
                                v_ecb.value.integer = 0;
409
                                vpi_put_value(PADDR, &v_ecb, NULL, vpiNoDelay);
410
 
411
                                v_ecb.value.integer = 128;
412
                                vpi_put_value(PWDATA, &v_ecb, NULL, vpiNoDelay);
413
 
414
 
415
                                if(counter == 0)
416
                                {
417
 
418
                                        counter_write++;
419
                                        counter++;
420
 
421
                                        v_ecb.value.integer = 1;
422
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
423
 
424
                                }else if(counter == 1)
425
                                {
426
 
427
                                        v_ecb.value.integer = 0;
428
                                        vpi_put_value(PENABLE, &v_ecb, NULL, vpiNoDelay);
429
                                        counter=0;
430
 
431
                                }
432
 
433
                                if(counter_write == 1)
434
                                {
435
                                        STATE =IDLE;
436
                                        counter_write = 0;
437
                                        counter=0;
438
                                        PACKETS_GENERATED = PACKETS_GENERATED + 1;
439
                                }
440
 
441
 
442
 
443
                break;
444
 
445
                }
446
 
447
        }
448
 
449
        return 0;
450
}

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