OpenCores
URL https://opencores.org/ocsvn/openmsp430/openmsp430/trunk

Subversion Repositories openmsp430

[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [cpu_startup_asic.v] - Blame information for rev 134

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 134 olivier.gi 
/*===========================================================================*/
2 
/* Copyright (C) 2001 Authors                                                */
3 
/*                                                                           */
4 
/* This source file may be used and distributed without restriction provided */
5 
/* that this copyright statement is not removed from the file and that any   */
6 
/* derivative work contains the original copyright notice and the associated */
7 
/* disclaimer.                                                               */
8 
/*                                                                           */
9 
/* This source file is free software; you can redistribute it and/or modify  */
10 
/* it under the terms of the GNU Lesser General Public License as published  */
11 
/* by the Free Software Foundation; either version 2.1 of the License, or    */
12 
/* (at your option) any later version.                                       */
13 
/*                                                                           */
14 
/* This source is distributed in the hope that it will be useful, but WITHOUT*/
15 
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or     */
16 
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public       */
17 
/* License for more details.                                                 */
18 
/*                                                                           */
19 
/* You should have received a copy of the GNU Lesser General Public License  */
20 
/* along with this source; if not, write to the Free Software Foundation,    */
21 
/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA        */
22 
/*                                                                           */
23 
/*===========================================================================*/
24 
/*                                 CPU STARTUP                               */
25 
/*---------------------------------------------------------------------------*/
26 
/* Test the CPU startup in ASIC mode:                                        */
27 
/*                        - Check the CPU startup depending on the           */
28 
/*                      CPU_EN / DBG_EN / RESET_N signal.                    */
29 
/*                                                                           */
30 
/* Author(s):                                                                */
31 
/*             - Olivier Girard,    olgirard@gmail.com                       */
32 
/*                                                                           */
33 
/*---------------------------------------------------------------------------*/
34 
/* $Rev: 19 $                                                                */
35 
/* $LastChangedBy: olivier.girard $                                          */
36 
/* $LastChangedDate: 2009-08-04 23:47:15 +0200 (Tue, 04 Aug 2009) $          */
37 
/*===========================================================================*/
38 
 
39 
`define LONG_TIMEOUT
40 
 
41 
 
42 
integer dco_clk_cnt;
43 
always @(negedge dco_clk)
44 
  dco_clk_cnt <= dco_clk_cnt+1;
45 
 
46 
integer mclk_cnt;
47 
always @(negedge mclk)
48 
  mclk_cnt <= mclk_cnt+1;
49 
 
50 
integer smclk_cnt;
51 
always @(negedge smclk)
52 
  smclk_cnt <= smclk_cnt+1;
53 
 
54 
integer aclk_cnt;
55 
always @(negedge aclk)
56 
  aclk_cnt <= aclk_cnt+1;
57 
 
58 
integer inst_cnt;
59 
always @(inst_number)
60 
  inst_cnt = inst_cnt+1;
61 
 
62 
integer test_nr;
63 
 
64 
initial
65 
   begin
66 
      $display(" ===============================================");
67 
      $display("|                 START SIMULATION              |");
68 
      $display(" ===============================================");
69 
      repeat(5) @(posedge mclk);
70 
      stimulus_done = 0;
71 
 
72 
`ifdef ASIC
73 
      //  ####  CPU_EN=0  ####  DBG_EN=0  ####  RESET_N=0  ####  //
74 
      test_nr = 0;
75 
 
76 
      cpu_en  = 0;
77 
      dbg_en  = 0;
78 
      reset_n = 0;
79 
 
80 
      #(100*50);
81 
      dco_clk_cnt  = 0;
82 
      mclk_cnt     = 0;
83 
      smclk_cnt    = 0;
84 
      aclk_cnt     = 0;
85 
      inst_cnt     = 0;
86 
      #(100*50);
87 
      if (dco_clk_cnt !== 0) tb_error("====== 0/0/0 TEST 1: DCO_CLK IS RUNNING =====");
88 
      if (dco_enable  !== 0) tb_error("====== 0/0/0 TEST 2: DCO_ENABLE  IS SET =====");
89 
      if (dco_wkup    !== 0) tb_error("====== 0/0/0 TEST 3: DCO_WKUP    IS SET =====");
90 
      if (mclk_cnt    !== 0) tb_error("====== 0/0/0 TEST 4: MCLK    IS RUNNING =====");
91 
      if (smclk_cnt   !== 0) tb_error("====== 0/0/0 TEST 5: SMCLK   IS RUNNING =====");
92 
`ifdef OSCOFF_EN
93 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/0 TEST 6: ACLK    IS RUNNING =====");
94 
      if (lfxt_enable !== 0) tb_error("====== 0/0/0 TEST 7: LFXT_ENABLE IS SET =====");
95 
      if (lfxt_wkup   !== 0) tb_error("====== 0/0/0 TEST 8: LFXT_WKUP   IS SET =====");
96 
`else
97 
  `ifdef LFXT_DOMAIN
98 
    `ifdef ACLK_DIVIDER
99 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/0 TEST 6: ACLK IS NOT RUNNING =====");
100 
    `else
101 
      if (aclk_cnt    <   3) tb_error("====== 0/0/0 TEST 6: ACLK IS RUNNING =====");
102 
    `endif
103 
  `else
104 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/0 TEST 6: ACLK IS RUNNING =====");
105 
  `endif
106 
      if (lfxt_enable !== 1) tb_error("====== 0/0/0 TEST 7: LFXT_ENABLE IS CLEARED =====");
107 
      if (lfxt_wkup   !== 0) tb_error("====== 0/0/0 TEST 8: LFXT_WKUP   IS SET =====");
108 
`endif
109 
 
110 
      if (inst_cnt    !== 0) tb_error("====== 0/0/0 TEST 9: CPU IS EXECUTING   =====");
111 
      dco_clk_cnt  = 0;
112 
      mclk_cnt     = 0;
113 
      smclk_cnt    = 0;
114 
      aclk_cnt     = 0;
115 
      inst_cnt     = 0;
116 
 
117 
      cpu_en  = 0;
118 
      dbg_en  = 0;
119 
      reset_n = 0;
120 
      #(100*50);
121 
 
122 
      //  ####  CPU_EN=0  ####  DBG_EN=0  ####  RESET_N=1  ####  //
123 
      test_nr = 1;
124 
 
125 
      cpu_en  = 0;
126 
      dbg_en  = 0;
127 
      reset_n = 1;
128 
 
129 
      #(100*50);
130 
      dco_clk_cnt  = 0;
131 
      mclk_cnt     = 0;
132 
      smclk_cnt    = 0;
133 
      aclk_cnt     = 0;
134 
      inst_cnt     = 0;
135 
      #(100*50);
136 
      if (dco_clk_cnt !== 0) tb_error("====== 0/0/1 TEST 1: DCO_CLK IS RUNNING =====");
137 
      if (dco_enable  !== 0) tb_error("====== 0/0/1 TEST 2: DCO_ENABLE  IS SET =====");
138 
      if (dco_wkup    !== 0) tb_error("====== 0/0/1 TEST 3: DCO_WKUP    IS SET =====");
139 
      if (mclk_cnt    !== 0) tb_error("====== 0/0/1 TEST 4: MCLK    IS RUNNING =====");
140 
      if (smclk_cnt   !== 0) tb_error("====== 0/0/1 TEST 5: SMCLK   IS RUNNING =====");
141 
      if (inst_cnt    !== 0) tb_error("====== 0/0/1 TEST 6: CPU IS EXECUTING   =====");
142 
`ifdef OSCOFF_EN
143 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/1 TEST 7: ACLK    IS RUNNING =====");
144 
      if (lfxt_enable !== 0) tb_error("====== 0/0/1 TEST 8: LFXT_ENABLE IS SET =====");
145 
      if (lfxt_wkup   !== 0) tb_error("====== 0/0/1 TEST 9: LFXT_WKUP   IS SET =====");
146 
`else
147 
  `ifdef LFXT_DOMAIN
148 
    `ifdef ACLK_DIVIDER
149 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/1 TEST 7: ACLK IS NOT RUNNING =====");
150 
    `else
151 
      if (aclk_cnt    <   3) tb_error("====== 0/0/1 TEST 7: ACLK IS RUNNING =====");
152 
    `endif
153 
  `else
154 
      if (aclk_cnt    !== 0) tb_error("====== 0/0/1 TEST 7: ACLK IS RUNNING =====");
155 
  `endif
156 
      if (lfxt_enable !== 1) tb_error("====== 0/0/1 TEST 8: LFXT_ENABLE IS CLEARED =====");
157 
      if (lfxt_wkup   !== 0) tb_error("====== 0/0/1 TEST 9: LFXT_WKUP   IS SET =====");
158 
`endif
159 
      dco_clk_cnt  = 0;
160 
      mclk_cnt     = 0;
161 
      smclk_cnt    = 0;
162 
      aclk_cnt     = 0;
163 
      inst_cnt     = 0;
164 
 
165 
      cpu_en  = 0;
166 
      dbg_en  = 0;
167 
      reset_n = 0;
168 
      #(100*50);
169 
 
170 
      //  ####  CPU_EN=0  ####  DBG_EN=1  ####  RESET_N=0  ####  //
171 
      test_nr = 2;
172 
 
173 
      cpu_en  = 0;
174 
      dbg_en  = 1;
175 
      reset_n = 0;
176 
 
177 
      #(100*50);
178 
      dco_clk_cnt  = 0;
179 
      mclk_cnt     = 0;
180 
      smclk_cnt    = 0;
181 
      aclk_cnt     = 0;
182 
      inst_cnt     = 0;
183 
      #(100*50);
184 
      if (dco_clk_cnt !== 0) tb_error("====== 0/1/0 TEST 1: DCO_CLK IS RUNNING =====");
185 
      if (dco_enable  !== 0) tb_error("====== 0/1/0 TEST 2: DCO_ENABLE  IS SET =====");
186 
      if (dco_wkup    !== 0) tb_error("====== 0/1/0 TEST 3: DCO_WKUP    IS SET =====");
187 
      if (mclk_cnt    !== 0) tb_error("====== 0/1/0 TEST 4: MCLK    IS RUNNING =====");
188 
      if (smclk_cnt   !== 0) tb_error("====== 0/1/0 TEST 5: SMCLK   IS RUNNING =====");
189 
      if (inst_cnt    !== 0) tb_error("====== 0/1/0 TEST 6: CPU IS EXECUTING   =====");
190 
`ifdef OSCOFF_EN
191 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/0 TEST 7: ACLK    IS RUNNING =====");
192 
      if (lfxt_enable !== 0) tb_error("====== 0/1/0 TEST 8: LFXT_ENABLE IS SET =====");
193 
      if (lfxt_wkup   !== 0) tb_error("====== 0/1/0 TEST 9: LFXT_WKUP   IS SET =====");
194 
`else
195 
  `ifdef LFXT_DOMAIN
196 
    `ifdef ACLK_DIVIDER
197 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/0 TEST 7: ACLK IS NOT RUNNING =====");
198 
    `else
199 
      if (aclk_cnt    <   3) tb_error("====== 0/1/0 TEST 7: ACLK IS NOT RUNNING =====");
200 
    `endif
201 
  `else
202 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/0 TEST 7: ACLK IS RUNNING =====");
203 
  `endif
204 
      if (lfxt_enable !== 1) tb_error("====== 0/1/0 TEST 8: LFXT_ENABLE IS CLEARED =====");
205 
      if (lfxt_wkup   !== 0) tb_error("====== 0/1/0 TEST 9: LFXT_WKUP   IS SET     =====");
206 
`endif
207 
      dco_clk_cnt  = 0;
208 
      mclk_cnt     = 0;
209 
      smclk_cnt    = 0;
210 
      aclk_cnt     = 0;
211 
      inst_cnt     = 0;
212 
 
213 
      cpu_en  = 0;
214 
      dbg_en  = 0;
215 
      reset_n = 0;
216 
      #(100*50);
217 
 
218 
      //  ####  CPU_EN=1  ####  DBG_EN=0  ####  RESET_N=0  ####  //
219 
      test_nr = 3;
220 
 
221 
      cpu_en  = 1;
222 
      dbg_en  = 0;
223 
      reset_n = 0;
224 
 
225 
      #(100*50);
226 
      dco_clk_cnt  = 0;
227 
      mclk_cnt     = 0;
228 
      smclk_cnt    = 0;
229 
      aclk_cnt     = 0;
230 
      inst_cnt     = 0;
231 
      #(100*50);
232 
      if (dco_clk_cnt !== 100) tb_error("====== 1/0/0 TEST 1: DCO_CLK IS NOT RUNNING =====");
233 
      if (dco_enable  !== 0)   tb_error("====== 1/0/0 TEST 2: DCO_ENABLE  IS SET     =====");
234 
      if (dco_wkup    !== 1)   tb_error("====== 1/0/0 TEST 3: DCO_WKUP    IS CLEARED =====");
235 
`ifdef SYNC_CPU_EN
236 
      if (mclk_cnt    !== 0)   tb_error("====== 1/0/0 TEST 4: MCLK    IS RUNNING     =====");
237 
      if (smclk_cnt   !== 0)   tb_error("====== 1/0/0 TEST 5: SMCLK   IS RUNNING     =====");
238 
`else
239 
      if (mclk_cnt    !== 100) tb_error("====== 1/0/0 TEST 4: MCLK    IS NOT RUNNING =====");
240 
    `ifdef SMCLK_MUX
241 
      if (smclk_cnt   !== 0)   tb_error("====== 1/0/0 TEST 5: SMCLK   IS NOT RUNNING =====");
242 
    `else
243 
      if (smclk_cnt   !== 100) tb_error("====== 1/0/0 TEST 5: SMCLK   IS NOT RUNNING =====");
244 
    `endif
245 
`endif
246 
      if (inst_cnt    !== 0)   tb_error("====== 1/0/0 TEST 6: CPU IS EXECUTING       =====");
247 
`ifdef ACLK_DIVIDER
248 
      if (aclk_cnt    !== 0)   tb_error("====== 1/0/0 TEST 7: ACLK    IS RUNNING =====");
249 
`else
250 
      if (aclk_cnt    <   3)   tb_error("====== 1/0/0 TEST 7: ACLK    IS NOT RUNNING =====");
251 
`endif
252 
`ifdef OSCOFF_EN
253 
      if (lfxt_enable !== 0)   tb_error("====== 1/0/0 TEST 8: LFXT_ENABLE IS SET     =====");
254 
      if (lfxt_wkup   !== 1)   tb_error("====== 1/0/0 TEST 9: LFXT_WKUP   IS CLEARED =====");
255 
`else
256 
      if (lfxt_enable !== 1)   tb_error("====== 1/0/0 TEST 8: LFXT_ENABLE IS CLEARED =====");
257 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/0/0 TEST 9: LFXT_WKUP   IS SET     =====");
258 
`endif
259 
      dco_clk_cnt  = 0;
260 
      mclk_cnt     = 0;
261 
      smclk_cnt    = 0;
262 
      aclk_cnt     = 0;
263 
      inst_cnt     = 0;
264 
 
265 
      cpu_en  = 0;
266 
      dbg_en  = 0;
267 
      reset_n = 0;
268 
      #(100*50);
269 
 
270 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=0  ####  //
271 
      test_nr = 4;
272 
 
273 
      cpu_en  = 1;
274 
      dbg_en  = 1;
275 
      reset_n = 0;
276 
 
277 
      #(100*50);
278 
      dco_clk_cnt  = 0;
279 
      mclk_cnt     = 0;
280 
      smclk_cnt    = 0;
281 
      aclk_cnt     = 0;
282 
      inst_cnt     = 0;
283 
      #(100*50);
284 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/0 TEST 1 (simultaneous): DCO_CLK IS NOT RUNNING =====");
285 
      if (dco_enable  !== 0)   tb_error("====== 1/1/0 TEST 2 (simultaneous): DCO_ENABLE  IS SET     =====");
286 
      if (dco_wkup    !== 1)   tb_error("====== 1/1/0 TEST 3 (simultaneous): DCO_WKUP    IS CLEARED =====");
287 
`ifdef SYNC_CPU_EN
288 
      if (mclk_cnt    !== 0)   tb_error("====== 1/1/0 TEST 4 (simultaneous): MCLK    IS RUNNING     =====");
289 
      if (smclk_cnt   !== 0)   tb_error("====== 1/1/0 TEST 5 (simultaneous): SMCLK   IS RUNNING     =====");
290 
`else
291 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/0 TEST 4 (simultaneous): MCLK    IS NOT RUNNING =====");
292 
    `ifdef SMCLK_MUX
293 
      if (smclk_cnt   !== 0)   tb_error("====== 1/1/0 TEST 5 (simultaneous): SMCLK   IS NOT RUNNING =====");
294 
    `else
295 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/0 TEST 5 (simultaneous): SMCLK   IS NOT RUNNING =====");
296 
    `endif
297 
`endif
298 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/0 TEST 6 (simultaneous): CPU IS EXECUTING       =====");
299 
`ifdef ACLK_DIVIDER
300 
      if (aclk_cnt    !== 0)   tb_error("====== 1/1/0 TEST 7 (simultaneous): ACLK    IS RUNNING =====");
301 
`else
302 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/0 TEST 7 (simultaneous): ACLK    IS NOT RUNNING =====");
303 
`endif
304 
`ifdef OSCOFF_EN
305 
      if (lfxt_enable !== 0)   tb_error("====== 1/1/0 TEST 8 (simultaneous): LFXT_ENABLE IS SET     =====");
306 
      if (lfxt_wkup   !== 1)   tb_error("====== 1/1/0 TEST 9 (simultaneous): LFXT_WKUP   IS CLEARED =====");
307 
`else
308 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/0 TEST 8 (simultaneous): LFXT_ENABLE IS CLEARED =====");
309 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/0 TEST 9 (simultaneous): LFXT_WKUP   IS SET     =====");
310 
`endif
311 
      dco_clk_cnt  = 0;
312 
      mclk_cnt     = 0;
313 
      smclk_cnt    = 0;
314 
      aclk_cnt     = 0;
315 
      inst_cnt     = 0;
316 
 
317 
      cpu_en  = 0;
318 
      dbg_en  = 0;
319 
      reset_n = 0;
320 
      #(100*50);
321 
 
322 
      //  ####  CPU_EN=1  ####  DBG_EN=0  ####  RESET_N=1  ####  //
323 
      test_nr = 5;
324 
 
325 
      cpu_en  = 1;
326 
      dbg_en  = 0;
327 
      reset_n = 1;
328 
 
329 
      #(200*50);
330 
      dco_clk_cnt  = 0;
331 
      mclk_cnt     = 0;
332 
      smclk_cnt    = 0;
333 
      aclk_cnt     = 0;
334 
      inst_cnt     = 0;
335 
      #(100*50);
336 
      if (dco_clk_cnt !== 100) tb_error("====== 1/0/1 TEST 1 (simultaneous): DCO_CLK IS NOT RUNNING =====");
337 
      if (dco_enable  !== 1)   tb_error("====== 1/0/1 TEST 2 (simultaneous): DCO_ENABLE  IS CLEARED =====");
338 
      if (dco_wkup    !== 0)   tb_error("====== 1/0/1 TEST 3 (simultaneous): DCO_WKUP    IS SET     =====");
339 
      if (mclk_cnt    !== 100) tb_error("====== 1/0/1 TEST 4 (simultaneous): MCLK    IS NOT RUNNING =====");
340 
      if (smclk_cnt   !== 100) tb_error("====== 1/0/1 TEST 5 (simultaneous): SMCLK   IS NOT RUNNING =====");
341 
      if (inst_cnt    === 0)   tb_error("====== 1/0/1 TEST 6 (simultaneous): CPU IS NOT EXECUTING   =====");
342 
      if (aclk_cnt    <   3)   tb_error("====== 1/0/1 TEST 7 (simultaneous): ACLK    IS NOT RUNNING =====");
343 
      if (lfxt_enable !== 1)   tb_error("====== 1/0/1 TEST 8 (simultaneous): LFXT_ENABLE IS CLEARED =====");
344 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/0/1 TEST 9 (simultaneous): LFXT_WKUP   IS SET     =====");
345 
      dco_clk_cnt  = 0;
346 
      mclk_cnt     = 0;
347 
      smclk_cnt    = 0;
348 
      aclk_cnt     = 0;
349 
      inst_cnt     = 0;
350 
 
351 
      cpu_en  = 0;
352 
      dbg_en  = 0;
353 
      reset_n = 0;
354 
      #(100*50);
355 
 
356 
      //  ####  CPU_EN=0  ####  DBG_EN=1  ####  RESET_N=1  ####  //
357 
      test_nr = 6;
358 
 
359 
      cpu_en  = 0;
360 
      dbg_en  = 1;
361 
      reset_n = 1;
362 
 
363 
      #(100*50);
364 
      dco_clk_cnt  = 0;
365 
      mclk_cnt     = 0;
366 
      smclk_cnt    = 0;
367 
      aclk_cnt     = 0;
368 
      inst_cnt     = 0;
369 
      #(100*50);
370 
      if (dco_clk_cnt !== 0) tb_error("====== 0/1/1 TEST 1 (simultaneous): DCO_CLK IS  RUNNING =====");
371 
      if (dco_enable  !== 0) tb_error("====== 0/1/1 TEST 2 (simultaneous): DCO_ENABLE  IS SET  =====");
372 
      if (dco_wkup    !== 0) tb_error("====== 0/1/1 TEST 3 (simultaneous): DCO_WKUP    IS SET  =====");
373 
      if (mclk_cnt    !== 0) tb_error("====== 0/1/1 TEST 4 (simultaneous): MCLK    IS  RUNNING =====");
374 
      if (smclk_cnt   !== 0) tb_error("====== 0/1/1 TEST 5 (simultaneous): SMCLK   IS  RUNNING =====");
375 
      if (inst_cnt    !== 0) tb_error("====== 0/1/1 TEST 6 (simultaneous): CPU IS EXECUTING    =====");
376 
`ifdef OSCOFF_EN
377 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/1 TEST 7 (simultaneous): ACLK    IS  RUNNING =====");
378 
      if (lfxt_enable !== 0) tb_error("====== 0/1/1 TEST 8 (simultaneous): LFXT_ENABLE IS SET  =====");
379 
`else
380 
  `ifdef LFXT_DOMAIN
381 
     `ifdef ACLK_DIVIDER
382 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/1 TEST 7 (simultaneous): ACLK IS NOT RUNNING =====");
383 
    `else
384 
      if (aclk_cnt    <   3) tb_error("====== 0/1/1 TEST 7 (simultaneous): ACLK IS NOT RUNNING =====");
385 
    `endif
386 
  `else
387 
      if (aclk_cnt    !== 0) tb_error("====== 0/1/1 TEST 7 (simultaneous): ACLK IS RUNNING =====");
388 
  `endif
389 
      if (lfxt_enable !== 1) tb_error("====== 0/1/1 TEST 8 (simultaneous): LFXT_ENABLE IS CLEARED  =====");
390 
`endif
391 
      if (lfxt_wkup   !== 0) tb_error("====== 0/1/1 TEST 9 (simultaneous): LFXT_WKUP   IS SET  =====");
392 
      dco_clk_cnt  = 0;
393 
      mclk_cnt     = 0;
394 
      smclk_cnt    = 0;
395 
      aclk_cnt     = 0;
396 
      inst_cnt     = 0;
397 
 
398 
      cpu_en  = 0;
399 
      dbg_en  = 0;
400 
      reset_n = 0;
401 
      #(100*50);
402 
 
403 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  //
404 
      test_nr = 7;
405 
 
406 
      cpu_en  = 1;
407 
      dbg_en  = 1;
408 
      reset_n = 1;
409 
 
410 
      #(150*50);
411 
      dco_clk_cnt  = 0;
412 
      mclk_cnt     = 0;
413 
      smclk_cnt    = 0;
414 
      aclk_cnt     = 0;
415 
      inst_cnt     = 0;
416 
      #(100*50);
417 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (simultaneous): DCO_CLK IS NOT RUNNING =====");
418 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (simultaneous): MCLK    IS NOT RUNNING =====");
419 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (simultaneous): SMCLK   IS NOT RUNNING =====");
420 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (simultaneous): ACLK    IS NOT RUNNING =====");
421 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (simultaneous): DCO_ENABLE  IS CLEARED =====");
422 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (simultaneous): DCO_WKUP    IS SET     =====");
423 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (simultaneous): LFXT_ENABLE IS CLEARED =====");
424 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (simultaneous): LFXT_WKUP   IS SET     =====");
425 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/1 TEST 9 (simultaneous): CPU IS EXECUTING       =====");
426 
      dco_clk_cnt  = 0;
427 
      mclk_cnt     = 0;
428 
      smclk_cnt    = 0;
429 
      aclk_cnt     = 0;
430 
      inst_cnt     = 0;
431 
 
432 
      cpu_en  = 0;
433 
      dbg_en  = 0;
434 
      reset_n = 0;
435 
      #(100*50);
436 
 
437 
 
438 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 1: RESET_N -> CPU_EN -> DBG_EN
439 
      test_nr = 8;
440 
 
441 
      reset_n = 1;
442 
      #(150*50);
443 
      cpu_en  = 1;
444 
      #(150*50);
445 
      dbg_en  = 1;
446 
 
447 
      #(150*50);
448 
      dco_clk_cnt  = 0;
449 
      mclk_cnt     = 0;
450 
      smclk_cnt    = 0;
451 
      aclk_cnt     = 0;
452 
      inst_cnt     = 0;
453 
      #(100*50);
454 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 1): DCO_CLK IS NOT RUNNING =====");
455 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 1): MCLK    IS NOT RUNNING =====");
456 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 1): SMCLK   IS NOT RUNNING =====");
457 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 1): ACLK    IS NOT RUNNING =====");
458 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 1): DCO_ENABLE  IS CLEARED =====");
459 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 1): DCO_WKUP    IS SET     =====");
460 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 1): LFXT_ENABLE IS CLEARED =====");
461 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 1): LFXT_WKUP   IS SET     =====");
462 
      if (inst_cnt    === 0)   tb_error("====== 1/1/1 TEST 9 (sequence 1): CPU IS NOT EXECUTING   =====");
463 
      dco_clk_cnt  = 0;
464 
      mclk_cnt     = 0;
465 
      smclk_cnt    = 0;
466 
      aclk_cnt     = 0;
467 
      inst_cnt     = 0;
468 
 
469 
      cpu_en  = 0;
470 
      dbg_en  = 0;
471 
      reset_n = 0;
472 
      #(100*50);
473 
 
474 
 
475 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 2: RESET_N -> DBG_EN -> CPU_EN
476 
      test_nr = 9;
477 
 
478 
      reset_n = 1;
479 
      #(150*50);
480 
      dbg_en  = 1;
481 
      #(150*50);
482 
      cpu_en  = 1;
483 
 
484 
      #(200*50);
485 
      dco_clk_cnt  = 0;
486 
      mclk_cnt     = 0;
487 
      smclk_cnt    = 0;
488 
      aclk_cnt     = 0;
489 
      inst_cnt     = 0;
490 
      #(100*50);
491 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 2): DCO_CLK IS NOT RUNNING =====");
492 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 2): MCLK    IS NOT RUNNING =====");
493 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 2): SMCLK   IS NOT RUNNING =====");
494 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 2): ACLK    IS NOT RUNNING =====");
495 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 2): DCO_ENABLE  IS CLEARED =====");
496 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 2): DCO_WKUP    IS SET     =====");
497 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 2): LFXT_ENABLE IS CLEARED =====");
498 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 2): LFXT_WKUP   IS SET     =====");
499 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/1 TEST 9 (sequence 2): CPU IS EXECUTING       =====");
500 
      dco_clk_cnt  = 0;
501 
      mclk_cnt     = 0;
502 
      smclk_cnt    = 0;
503 
      aclk_cnt     = 0;
504 
      inst_cnt     = 0;
505 
 
506 
      cpu_en  = 0;
507 
      dbg_en  = 0;
508 
      reset_n = 0;
509 
      #(100*50);
510 
 
511 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 3: DBG_EN -> RESET_N -> CPU_EN
512 
      test_nr = 10;
513 
 
514 
      dbg_en  = 1;
515 
      #(150*50);
516 
      reset_n = 1;
517 
      #(150*50);
518 
      cpu_en  = 1;
519 
 
520 
      #(200*50);
521 
      dco_clk_cnt  = 0;
522 
      mclk_cnt     = 0;
523 
      smclk_cnt    = 0;
524 
      aclk_cnt     = 0;
525 
      inst_cnt     = 0;
526 
      #(100*50);
527 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 3): DCO_CLK IS NOT RUNNING =====");
528 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 3): MCLK    IS NOT RUNNING =====");
529 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 3): SMCLK   IS NOT RUNNING =====");
530 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 3): ACLK    IS NOT RUNNING =====");
531 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 3): DCO_ENABLE  IS CLEARED =====");
532 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 3): DCO_WKUP    IS SET     =====");
533 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 3): LFXT_ENABLE IS CLEARED =====");
534 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 3): LFXT_WKUP   IS SET     =====");
535 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/1 TEST 9 (sequence 3): CPU IS EXECUTING       =====");
536 
      dco_clk_cnt  = 0;
537 
      mclk_cnt     = 0;
538 
      smclk_cnt    = 0;
539 
      aclk_cnt     = 0;
540 
      inst_cnt     = 0;
541 
 
542 
      cpu_en  = 0;
543 
      dbg_en  = 0;
544 
      reset_n = 0;
545 
      #(100*50);
546 
 
547 
 
548 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 4: DBG_EN -> CPU_EN -> RESET_N
549 
      test_nr = 10;
550 
 
551 
      dbg_en  = 1;
552 
      #(150*50);
553 
      cpu_en  = 1;
554 
      #(150*50);
555 
      reset_n = 1;
556 
 
557 
      #(200*50);
558 
      dco_clk_cnt  = 0;
559 
      mclk_cnt     = 0;
560 
      smclk_cnt    = 0;
561 
      aclk_cnt     = 0;
562 
      inst_cnt     = 0;
563 
      #(100*50);
564 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 4): DCO_CLK IS NOT RUNNING =====");
565 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 4): MCLK    IS NOT RUNNING =====");
566 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 4): SMCLK   IS NOT RUNNING =====");
567 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 4): ACLK    IS NOT RUNNING =====");
568 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 4): DCO_ENABLE  IS CLEARED =====");
569 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 4): DCO_WKUP    IS SET     =====");
570 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 4): LFXT_ENABLE IS CLEARED =====");
571 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 4): LFXT_WKUP   IS SET     =====");
572 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/1 TEST 9 (sequence 4): CPU IS EXECUTING       =====");
573 
      dco_clk_cnt  = 0;
574 
      mclk_cnt     = 0;
575 
      smclk_cnt    = 0;
576 
      aclk_cnt     = 0;
577 
      inst_cnt     = 0;
578 
 
579 
      cpu_en  = 0;
580 
      dbg_en  = 0;
581 
      reset_n = 0;
582 
      #(100*50);
583 
 
584 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 5: CPU_EN -> DBG_EN -> RESET_N
585 
      test_nr = 10;
586 
 
587 
      cpu_en  = 1;
588 
      #(150*50);
589 
      dbg_en  = 1;
590 
      #(150*50);
591 
      reset_n = 1;
592 
 
593 
      #(200*50);
594 
      dco_clk_cnt  = 0;
595 
      mclk_cnt     = 0;
596 
      smclk_cnt    = 0;
597 
      aclk_cnt     = 0;
598 
      inst_cnt     = 0;
599 
      #(100*50);
600 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 5): DCO_CLK IS NOT RUNNING =====");
601 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 5): MCLK    IS NOT RUNNING =====");
602 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 5): SMCLK   IS NOT RUNNING =====");
603 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 5): ACLK    IS NOT RUNNING =====");
604 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 5): DCO_ENABLE  IS CLEARED =====");
605 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 5): DCO_WKUP    IS SET     =====");
606 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 5): LFXT_ENABLE IS CLEARED =====");
607 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 5): LFXT_WKUP   IS SET     =====");
608 
      if (inst_cnt    !== 0)   tb_error("====== 1/1/1 TEST 9 (sequence 5): CPU IS EXECUTING       =====");
609 
      dco_clk_cnt  = 0;
610 
      mclk_cnt     = 0;
611 
      smclk_cnt    = 0;
612 
      aclk_cnt     = 0;
613 
      inst_cnt     = 0;
614 
 
615 
      cpu_en  = 0;
616 
      dbg_en  = 0;
617 
      reset_n = 0;
618 
      #(100*50);
619 
 
620 
      //  ####  CPU_EN=1  ####  DBG_EN=1  ####  RESET_N=1  ####  SEQUENCE 6: CPU_EN -> RESET_N -> DBG_EN
621 
      test_nr = 10;
622 
 
623 
      cpu_en  = 1;
624 
      #(150*50);
625 
      reset_n = 1;
626 
      #(150*50);
627 
      dbg_en  = 1;
628 
 
629 
      #(200*50);
630 
      dco_clk_cnt  = 0;
631 
      mclk_cnt     = 0;
632 
      smclk_cnt    = 0;
633 
      aclk_cnt     = 0;
634 
      inst_cnt     = 0;
635 
      #(100*50);
636 
      if (dco_clk_cnt !== 100) tb_error("====== 1/1/1 TEST 1 (sequence 6): DCO_CLK IS NOT RUNNING =====");
637 
      if (mclk_cnt    !== 100) tb_error("====== 1/1/1 TEST 2 (sequence 6): MCLK    IS NOT RUNNING =====");
638 
      if (smclk_cnt   !== 100) tb_error("====== 1/1/1 TEST 3 (sequence 6): SMCLK   IS NOT RUNNING =====");
639 
      if (aclk_cnt    <   3)   tb_error("====== 1/1/1 TEST 4 (sequence 6): ACLK    IS NOT RUNNING =====");
640 
      if (dco_enable  !== 1)   tb_error("====== 1/1/1 TEST 5 (sequence 6): DCO_ENABLE  IS CLEARED =====");
641 
      if (dco_wkup    !== 0)   tb_error("====== 1/1/1 TEST 6 (sequence 6): DCO_WKUP    IS SET     =====");
642 
      if (lfxt_enable !== 1)   tb_error("====== 1/1/1 TEST 7 (sequence 6): LFXT_ENABLE IS CLEARED =====");
643 
      if (lfxt_wkup   !== 0)   tb_error("====== 1/1/1 TEST 8 (sequence 6): LFXT_WKUP   IS SET     =====");
644 
      if (inst_cnt    === 0)   tb_error("====== 1/1/1 TEST 9 (sequence 6): CPU IS NOT EXECUTING   =====");
645 
      dco_clk_cnt  = 0;
646 
      mclk_cnt     = 0;
647 
      smclk_cnt    = 0;
648 
      aclk_cnt     = 0;
649 
      inst_cnt     = 0;
650 
 
651 
      #(100*50);
652 
 
653 
 
654 
 
655 
 
656 
`else
657 
      $display(" ===============================================");
658 
      $display("|               SIMULATION SKIPPED              |");
659 
      $display("|   (this test is not supported in FPGA mode)   |");
660 
      $display(" ===============================================");
661 
      $finish;
662 
`endif
663 
 
664 
      stimulus_done = 1;
665 
   end
666 
 

powered by: WebSVN 2.1.0

© copyright 1999-2025 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.