Commit | Line | Data |
---|---|---|
86530b38 AT |
1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: N2PEUTestBase.vr | |
4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
6 | // | |
7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
8 | // | |
9 | // This program is free software; you can redistribute it and/or modify | |
10 | // it under the terms of the GNU General Public License as published by | |
11 | // the Free Software Foundation; version 2 of the License. | |
12 | // | |
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | // | |
22 | // For the avoidance of doubt, and except that if any non-GPL license | |
23 | // choice is available it will apply instead, Sun elects to use only | |
24 | // the General Public License version 2 (GPLv2) at this time for any | |
25 | // software where a choice of GPL license versions is made | |
26 | // available with the language indicating that GPLv2 or any later version | |
27 | // may be used, or where a choice of which version of the GPL is applied is | |
28 | // otherwise unspecified. | |
29 | // | |
30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
32 | // have any questions. | |
33 | // | |
34 | // ========== Copyright Header End ============================================ | |
35 | class PEUTestBase { | |
36 | ||
37 | ||
38 | BootPEUStr boot; // A strategy for starting things up | |
39 | protected PEUTestEnv env; // The test environment | |
40 | PIOPEUCtx pio; // The context to perform PIO traffic | |
41 | DMAPEUCtx dma; // The context to perform DMA traffic | |
42 | ||
43 | protected integer txBadInit = 0; // Tx bad init fc dllps before link up | |
44 | protected bit slowClock; // Do we have a slow ILU clock? | |
45 | protected bit stallNpstWr; // Do PIO reqs stall after Cfg/IO write? | |
46 | ||
47 | protected bit AHBdone = 0; // used to start/stop AHB traffic | |
48 | protected bit PMmsgDone = 0; // used to start/stop PMmsg traffic | |
49 | protected event donePMmsgs; // signals when PMmsgs finishes | |
50 | ||
51 | protected integer numPhyLanes; | |
52 | protected integer numActiveLanes; | |
53 | protected bit fastTrain; | |
54 | protected bit enableL0s; | |
55 | protected bit [63:0] retryBufSize; | |
56 | protected PECBool txEnableScramble; | |
57 | protected PECBool rxEnableScramble; | |
58 | ||
59 | //N2 - Start | |
60 | ||
61 | // Only need to create 1 Report class to pass around the whole testbench | |
62 | ReportClass Report = new; | |
63 | ||
64 | // The Scenario classes holds some test parameters | |
65 | ilupeuScenario Scenario = new( Report ); | |
66 | ||
67 | // urandom Seed Generation | |
68 | bit [31:0] urand_seed = 32'hdeadbeef; | |
69 | bit seed_with_tod = 1'b0; | |
70 | // bit seed_with_tod = 1'b1; | |
71 | ||
72 | public task Seed(); | |
73 | //N2 - End | |
74 | ||
75 | public task new(); | |
76 | ||
77 | virtual public task execute(); // Run the whole test | |
78 | ||
79 | virtual public task setBoot(); // Set the params in Boot Str | |
80 | virtual public task setEnv(); // Set initial params in env. | |
81 | ||
82 | virtual public task setPIO(); // Set params for PIO Noise Context | |
83 | virtual public task setDMA(); // Set params for DMA Noise Context | |
84 | ||
85 | virtual public task runPIO(); // Run the PIO Noise Context | |
86 | virtual public task runDMA(); // Run the DMA Noise Context | |
87 | ||
88 | virtual public task runTest(); // Test something interesting | |
89 | ||
90 | virtual public task startAHB( PEUTestEnv env ); | |
91 | virtual public task stopAHB(); | |
92 | ||
93 | virtual public task startPMmsgs( PEUTestEnv env, | |
94 | integer minDelay = 100, | |
95 | integer maxDelay = 200 ); | |
96 | virtual public task stopPMmsgs(); | |
97 | ||
98 | virtual public task startLTSSM( PEUTestEnv env, | |
99 | integer minDelay, integer maxDelay, | |
100 | integer recovery, integer L0s ); | |
101 | virtual public task stopLTSSM(); | |
102 | virtual public task stopPioDma(); | |
103 | } | |
104 | ||
105 | ||
106 | task PEUTestBase::new() { | |
107 | ||
108 | integer status, unk; | |
109 | integer print_str; | |
110 | ||
111 | this.enableL0s = 0; | |
112 | this.retryBufSize = 64'h0; | |
113 | this.slowClock = 0; | |
114 | ||
115 | //Set the print threshold at the command line | |
116 | //example: sims ... -vcs_run_args=+report_global_print_threshold=RPRT_DEBUG_3 | |
117 | if( get_plus_arg( CHECK, "+report_global_print_threshold=" ) ){ | |
118 | print_str = get_plus_arg( NUM, "+report_global_print_threshold=" ); | |
119 | case( print_str ){ | |
120 | RPRT_INFO: Report.set_global_print_threshold( RPRT_INFO ); | |
121 | RPRT_DEBUG_3: Report.set_global_print_threshold( RPRT_DEBUG_3 ); | |
122 | default: Report.set_global_print_threshold( RPRT_INFO ); | |
123 | } | |
124 | }else{ | |
125 | //If there is no print level passed in then only print the minimum | |
126 | Report.set_global_print_threshold( RPRT_NONMASKABLE ); | |
127 | } | |
128 | ||
129 | // Seed(); | |
130 | ||
131 | //Step 0. Initialize Denali Vera Interface | |
132 | status = denaliVeraPcieInit(); | |
133 | if (status == -1) | |
134 | QuickReport(Report,RTYP_TEST_ERROR,"denaliVeraPcieInit() failed. \n" ); | |
135 | ||
136 | status = DenaliDDVinitialize("","",unk,"","API"); | |
137 | if (status == -1) | |
138 | QuickReport(Report,RTYP_TEST_ERROR,"DenaliDDVinitialize() failed. \n" ); | |
139 | ||
140 | // Set Denali Register Callback Task For PCIE Xactors | |
141 | status = DenaliDDVaccessSetCallback("FNXPCIEXactorRegCbTask"); | |
142 | if (status == -1) | |
143 | QuickReport(Report,RTYP_TEST_ERROR,"DenaliDDVaccessSetCallback() failed. \n" ); | |
144 | ||
145 | } | |
146 | ||
147 | ||
148 | task PEUTestBase::execute() { | |
149 | bit pioDone; | |
150 | bit dmaDone; | |
151 | PioCfgIOWrPEUStr CfgWr0; | |
152 | ||
153 | ||
154 | printf("**PEUTestBase Begin Execution**\n"); | |
155 | ||
156 | ||
157 | printf("**PEUTestBase Set Up Boot Strategy**\n"); | |
158 | boot = new( Report, | |
159 | Scenario ); // Let's get ready to rumble .... | |
160 | this.setBoot(); | |
161 | printf("**PEUTestBase Boot Strategy Set Up Complete**\n"); | |
162 | ||
163 | ||
164 | printf("**PEUTestBase Execute Boot Strategy**\n"); | |
165 | boot.Execute(); | |
166 | printf("**PEUTestBase Boot Strategy Complete**\n"); | |
167 | ||
168 | ||
169 | printf("**PEUTestBase Set Up Environment**\n"); | |
170 | env = boot.getEnv(); | |
171 | this.setEnv(); | |
172 | printf("**PEUTestBase Environment Set Up Complete**\n"); | |
173 | ||
174 | #ifndef N2_FC | |
175 | ||
176 | //Make the 1st transaction a Cfg Write 0 so that the | |
177 | // Config ID in Denali can be set | |
178 | CfgWr0 = new( env ); | |
179 | CfgWr0._type_req_prob_cfg1 = 0; | |
180 | CfgWr0._type_req_prob_io = 0; | |
181 | CfgWr0._ep_cpl_prob_true = 0; | |
182 | CfgWr0._td_cpl_prob_true = 0; | |
183 | CfgWr0._bcm_prob_true = 0; | |
184 | CfgWr0.Execute(); | |
185 | printf("**PEUTestBase Sent ConfigWrite0 to Denali**\n"); | |
186 | ||
187 | ||
188 | printf("**PEUTestBase Set Up PIO Traffic**\n"); | |
189 | pio = new(env); | |
190 | this.setPIO(); | |
191 | printf("**PEUTestBase PIO Traffic Set Up Complete**\n"); | |
192 | ||
193 | ||
194 | printf("**PEUTestBase Set Up DMA Traffic**\n"); | |
195 | dma = new( "DmaTraffic", env, "random" ); | |
196 | this.setDMA(); | |
197 | printf("**PEUTestBase DMA Traffic Set Up Complete**\n"); | |
198 | ||
199 | pioDone = 0; | |
200 | dmaDone = 0; | |
201 | fork | |
202 | { | |
203 | printf("**PEUTestBase Run PIO Traffic**\n"); | |
204 | this.runPIO(); | |
205 | printf("**PEUTestBase PIO Traffic Complete**\n"); | |
206 | pioDone = 1; | |
207 | } | |
208 | { | |
209 | printf("**PEUTestBase Run DMA Traffic**\n"); | |
210 | this.runDMA(); | |
211 | printf("**PEUTestBase DMA Traffic Complete**\n"); | |
212 | dmaDone = 1; | |
213 | } | |
214 | { | |
215 | printf("**PEUTestBase Run Test**\n"); | |
216 | this.runTest(); | |
217 | printf("**PEUTestBase Test Complete**\n"); | |
218 | ||
219 | printf("**PEUTestBase Signal PIO & DMA Traffic Stop**\n"); | |
220 | pio.StratStop = 1'b1; | |
221 | dma.StratStop = 1'b1; | |
222 | printf("**PEUTestBase PIO & DMA Traffic Stop Signal Complete**\n"); | |
223 | while( ( !pioDone && (pio.NumStrat - pio.StratDone) > 100 ) | |
224 | || ( !dmaDone && (dma.NumStrat - dma.StratDone) > 100 ) ) | |
225 | { | |
226 | printf( "**PEUTestBase (cyc %0d) PIO/DMA remaining = %0d/%0d\n", | |
227 | get_cycle(), | |
228 | pio.NumStrat - pio.StratDone, dma.NumStrat - dma.StratDone ); | |
229 | env.wait(100); | |
230 | } | |
231 | printf( "**PEUTestBase (cyc %0d) PIO/DMA remaining = %0d/%0d\n", | |
232 | get_cycle(), | |
233 | pio.NumStrat - pio.StratDone, dma.NumStrat - dma.StratDone ); | |
234 | } | |
235 | join all | |
236 | ||
237 | printf("**PEUTestBase Expect Idle State**\n"); | |
238 | env.expectIdleState(); | |
239 | printf("**PEUTestBase Expect Idle State Complete**\n"); | |
240 | ||
241 | #endif | |
242 | ||
243 | printf("**PEUTestBase Execution Complete**\n"); | |
244 | } | |
245 | ||
246 | /* | |
247 | * Beat up on the AHB interface to the LPU's CSRs. | |
248 | * But only if we don't have an LPU hooked up! | |
249 | */ | |
250 | task PEUTestBase::startAHB( PEUTestEnv env ) | |
251 | { | |
252 | /* N2 review - Not Needed??? | |
253 | bit [63:0] data; | |
254 | bit [31:0] addr; | |
255 | ||
256 | if ( get_plus_arg( CHECK, "LPU" ) ) return; | |
257 | ||
258 | repeat(10) @(posedge CLOCK); // Let reset finish... | |
259 | ||
260 | this.AHBdone = 0; | |
261 | while( !this.AHBdone ) | |
262 | { | |
263 | data = { 32'b0, urandom() }; | |
264 | addr = env.getLPUaddr( urandom() % PEC_LPU_CSR_MAX_COUNT ); | |
265 | env.writeCSR( addr, data ); | |
266 | env.expectCSRdirect( addr, data ); | |
267 | ||
268 | data = { 32'b0, urandom() }; | |
269 | addr = env.getLPUaddr( urandom() % PEC_LPU_CSR_MAX_COUNT ); | |
270 | env.writeCSRdirect( addr, data ); | |
271 | env.expectCSR( addr, data ); | |
272 | ||
273 | data = { 32'b0, urandom() }; | |
274 | addr = env.getLPUaddr( urandom() % PEC_LPU_CSR_MAX_COUNT ); | |
275 | data = env.readCSRdirect( addr ); | |
276 | env.expectCSR( addr, data ); | |
277 | } | |
278 | */ | |
279 | } /* end startAHB */ | |
280 | ||
281 | task PEUTestBase::stopAHB() | |
282 | { | |
283 | //N2 review this.AHBdone = 1; | |
284 | } | |
285 | ||
286 | ||
287 | /* | |
288 | * Write CSRs which cause PM messages to be sent by the TLU. | |
289 | */ | |
290 | task PEUTestBase::startPMmsgs( PEUTestEnv env, | |
291 | integer minDelay = 100, | |
292 | integer maxDelay = 200 ) | |
293 | { | |
294 | bit [7:0] msgType; | |
295 | bit [63:0] data; | |
296 | bit [63:0] capData; | |
297 | bit [31:0] expData; | |
298 | bit [31:0] addr; | |
299 | integer delay; | |
300 | event csrWritten; | |
301 | ||
302 | capData = 64'h00100; | |
303 | trigger( OFF, this.donePMmsgs ); | |
304 | ||
305 | this.PMmsgDone = 0; | |
306 | while( !this.PMmsgDone ) | |
307 | { | |
308 | delay = minDelay + urandom() % (maxDelay-minDelay+1); | |
309 | repeat(delay) @(posedge CLOCK); | |
310 | if ( urandom()%2 ) | |
311 | { | |
312 | data = 64'b01; | |
313 | expData = 0; | |
314 | addr = env.getCSRaddr( e_CSR_pme_ctl ); | |
315 | msgType = PEC_PCI__MSG_CODE_PM_TURN_OFF; | |
316 | } | |
317 | else | |
318 | { | |
319 | capData = capData + 64'h00100; | |
320 | data = capData; | |
321 | expData = { 22'b0, capData[16:7] }; | |
322 | addr = env.getCSRaddr( e_CSR_slot_cap ); | |
323 | msgType = PEC_PCI__MSG_CODE_SET_SLOT_POWER_LIMIT; | |
324 | } | |
325 | trigger( OFF, csrWritten ); | |
326 | fork | |
327 | env.expectEgressMsg( msgType, expData, csrWritten ); | |
328 | { | |
329 | env.writeCSR( addr, data ); | |
330 | trigger( ON, csrWritten ); | |
331 | } | |
332 | join | |
333 | } | |
334 | trigger( ON, this.donePMmsgs ); | |
335 | } /* end exercisePMmsgs */ | |
336 | ||
337 | task PEUTestBase::stopPMmsgs() | |
338 | { | |
339 | this.PMmsgDone = 1; | |
340 | sync( ANY, this.donePMmsgs ); | |
341 | } | |
342 | ||
343 | task PEUTestBase::startLTSSM( PEUTestEnv env, | |
344 | integer minDelay, integer maxDelay, | |
345 | integer recovery, integer L0s ) | |
346 | { | |
347 | } | |
348 | ||
349 | task PEUTestBase::stopLTSSM() | |
350 | { | |
351 | } | |
352 | ||
353 | ||
354 | task PEUTestBase::setBoot() { | |
355 | ||
356 | boot.getPhyConfig( this.numPhyLanes, | |
357 | this.numActiveLanes, | |
358 | this.fastTrain, | |
359 | txEnableScramble, | |
360 | rxEnableScramble | |
361 | ); | |
362 | ||
363 | // QuickReport(Report,RTYP_INFO, " PEUTestBase::setBoot() result of get_plus_arg( CHECK, \"vera_random_seed=\" ) is %h\n", get_plus_arg( CHECK, "vera_random_seed=" ) ); | |
364 | ||
365 | //N2 review boot.setClkDrift(8); | |
366 | //N2 review boot.setDriftPeriod(19); | |
367 | boot.setPostedCredits( 16, 64 ); | |
368 | boot.setNonpostedCredits( 16, 64 ); | |
369 | boot.setCompletionCredits( 16, 64 ); | |
370 | return; | |
371 | ||
372 | #ifndef N2_FC | |
373 | ||
374 | randcase | |
375 | { | |
376 | //N2 review 1: { boot.slowClock(1); this.slowClock = 1; } | |
377 | //N2 review 5: { boot.slowClock(0); } | |
378 | 10: {} | |
379 | } | |
380 | randcase | |
381 | { | |
382 | //N2 review 1: { boot.setClkDrift(1); boot.setDriftPeriod(2); } | |
383 | //N2 review 1: { boot.setClkDrift(10); boot.setDriftPeriod( urandom()%20 + 20 ); } | |
384 | 1: {} | |
385 | } | |
386 | randcase | |
387 | { | |
388 | 1: boot.setPostedCredits( 0, 0 ); | |
389 | 1: boot.setPostedCredits( 1, 32 ); | |
390 | 1: boot.setPostedCredits( 2, 32 ); | |
391 | 1: boot.setPostedCredits( 4, 32 ); | |
392 | 1: boot.setPostedCredits( 16, 64 ); | |
393 | 1: boot.setPostedCredits( 128, 2048 ); | |
394 | } | |
395 | randcase | |
396 | { | |
397 | 1: boot.setNonpostedCredits( 0, 0 ); | |
398 | 1: boot.setNonpostedCredits( 1, 32 ); | |
399 | 1: boot.setNonpostedCredits( 2, 32 ); | |
400 | 1: boot.setNonpostedCredits( 4, 32 ); | |
401 | 1: boot.setNonpostedCredits( 16, 64 ); | |
402 | 1: boot.setNonpostedCredits( 128, 2048 ); | |
403 | } | |
404 | randcase | |
405 | { | |
406 | 1: boot.setCompletionCredits( 0, 0 ); | |
407 | 1: boot.setCompletionCredits( 1, 32 ); | |
408 | 1: boot.setCompletionCredits( 2, 32 ); | |
409 | 1: boot.setCompletionCredits( 4, 32 ); | |
410 | 1: boot.setCompletionCredits( 16, 64 ); | |
411 | 1: boot.setCompletionCredits( 128, 2048 ); | |
412 | } | |
413 | #endif | |
414 | } | |
415 | ||
416 | ||
417 | task PEUTestBase::setEnv() { | |
418 | bit useLpu; | |
419 | integer seed; | |
420 | integer mps; | |
421 | integer len1; | |
422 | integer len2; | |
423 | integer len16; | |
424 | integer lenBulk; | |
425 | integer egressThrottle; | |
426 | integer ingressThrottle; | |
427 | integer ingressAbortRate; | |
428 | integer minGap; | |
429 | integer maxGap; | |
430 | ||
431 | //N2 useLpu = get_plus_arg( CHECK, "LPU" ); | |
432 | useLpu = 1; //Always set for N2 | |
433 | ||
434 | #ifndef N2_FC | |
435 | ||
436 | // Randomly select environment / device parameters | |
437 | randcase | |
438 | { | |
439 | 1: mps = 128; | |
440 | 1: mps = 256; | |
441 | 1: mps = 512; | |
442 | } | |
443 | ||
444 | randcase | |
445 | { | |
446 | 1: egressThrottle = 0; | |
447 | 1: egressThrottle = 25; | |
448 | 1: egressThrottle = 50; | |
449 | } | |
450 | ||
451 | randcase | |
452 | { | |
453 | 1: ingressThrottle = 0; | |
454 | //N2 review 1: ingressThrottle = useLpu ? 0 : 25; | |
455 | //N2 review 1: ingressThrottle = useLpu ? 0 : 50; | |
456 | } | |
457 | ||
458 | randcase | |
459 | { | |
460 | 1: ingressAbortRate = 0; | |
461 | //N2 review 1: ingressAbortRate = useLpu ? 0 : 10; | |
462 | //N2 review 1: ingressAbortRate = useLpu ? 0 : 25; | |
463 | } | |
464 | ||
465 | randcase | |
466 | { | |
467 | 1: { minGap = 2; maxGap = 2; } | |
468 | 1: { minGap = 2; maxGap = 6; } | |
469 | } | |
470 | ||
471 | randcase // Payload sizes... | |
472 | { | |
473 | 1: { len1=10; len2=10; len16=10; lenBulk=10; } // A little of each | |
474 | 1: { len1=10; len2=1; len16=1; lenBulk=0; } // Lots of 1DW payloads | |
475 | 1: { len1=10; len2=10; len16=10; lenBulk=0; } // No bulk payloads | |
476 | } | |
477 | ||
478 | randcase | |
479 | { | |
480 | 1: stallNpstWr = 0; | |
481 | 1: stallNpstWr = 1; | |
482 | } | |
483 | ||
484 | // | |
485 | // If the initial (random) seed is small, then choose environment | |
486 | // parameters based on that seed. In this way, a couple of random runs | |
487 | // can be used for coverage purposes. | |
488 | // | |
489 | if ( get_plus_arg( CHECK, "vera_random_seed=" ) ) | |
490 | { | |
491 | seed = get_plus_arg( NUM, "vera_random_seed=" ); | |
492 | case ( seed ) | |
493 | { | |
494 | 1: { mps = 128; stallNpstWr = 0; } | |
495 | 2: { mps = 256; stallNpstWr = 0; } | |
496 | 3: { mps = 512; stallNpstWr = 0; } | |
497 | 4: { stallNpstWr = 1; } | |
498 | } | |
499 | } | |
500 | ||
501 | // | |
502 | // If no "vera random seed" was specified, then we have a directed test. | |
503 | // Use default values for all tests. | |
504 | // | |
505 | else | |
506 | { | |
507 | #endif | |
508 | ||
509 | mps = 128; | |
510 | len1 = 10; | |
511 | len2 = 10; | |
512 | len16 = 0; | |
513 | lenBulk = 0; | |
514 | egressThrottle = -1; | |
515 | ingressThrottle = useLpu ? 0 : -1; | |
516 | ingressAbortRate = useLpu ? 0 : 10; | |
517 | stallNpstWr = 0; | |
518 | minGap = 2; | |
519 | maxGap = 2; | |
520 | ||
521 | #ifndef N2_FC | |
522 | } | |
523 | #endif | |
524 | ||
525 | ||
526 | // | |
527 | // Set the environment parameters determined above. | |
528 | // | |
529 | env.setLenWeights( len1, len2, len16, lenBulk ); | |
530 | env.setIngressAbortRate( ingressAbortRate ); | |
531 | env.setIngressThrottle( ingressThrottle ); | |
532 | env.setIngressGap( minGap, maxGap ); | |
533 | env.setEgressThrottle( egressThrottle ); | |
534 | env.setMaxPayloadSize( mps ); | |
535 | env.setMaxRequestSize( 4096 ); | |
536 | // env.setMaxRequestSize( mps ); | |
537 | if ( stallNpstWr && !useLpu ) | |
538 | env.stallNonpostedWrite( 1 ); | |
539 | ||
540 | #ifndef N2_FC | |
541 | // If we're using the LPU, initialize the replay and acknak timers | |
542 | //N2 review - Disabled in env | |
543 | if ( useLpu ) | |
544 | env.initLpuCSRs( this.numActiveLanes, mps, this.fastTrain, this.enableL0s, this.retryBufSize ); | |
545 | ||
546 | // | |
547 | // Bring up the link and present initial credit advertisements to the TLU | |
548 | // | |
549 | env.linkUp( 20 * (urandom()%5) + 20, this.txBadInit ); | |
550 | ||
551 | // Wait a bit and make sure the 'link up' event was recorded | |
552 | repeat(20) @(posedge CLOCK); | |
553 | env.expectError( e_ERR_oe_lup, 1, 0 ); | |
554 | #endif | |
555 | } | |
556 | ||
557 | ||
558 | task PEUTestBase::setPIO() { | |
559 | ||
560 | pio.StratStop = 1'b0; | |
561 | pio._stratNum = 0; | |
562 | pio.NumStrat = 15000; | |
563 | ||
564 | pio._ep_cpl_mode = e_fixed; | |
565 | pio._ep_cpl_fixed = e_false; | |
566 | ||
567 | pio._cpl_status_mode = e_fixed; | |
568 | pio._cpl_status_fixed = PEC_PCI__CPL_STATUS_SC; | |
569 | ||
570 | } | |
571 | ||
572 | ||
573 | task PEUTestBase::setDMA() { | |
574 | ||
575 | dma.StratStop = 1'b0; | |
576 | dma._stratNum = 0; | |
577 | dma.NumStrat = ( this.slowClock || this.stallNpstWr ) ? 25000 : 15000; | |
578 | } | |
579 | ||
580 | ||
581 | task PEUTestBase::runPIO() { | |
582 | ||
583 | pio.Execute(); | |
584 | if (pio.StratStop !== 1'b1) | |
585 | error("PIO Background Traffic Finished Early\n"); | |
586 | } | |
587 | ||
588 | ||
589 | task PEUTestBase::runDMA() { | |
590 | ||
591 | dma.Execute(); | |
592 | if (dma.StratStop !== 1'b1) | |
593 | error("DMA Background Traffic Finished Early\n"); | |
594 | } | |
595 | ||
596 | ||
597 | task PEUTestBase::Seed() | |
598 | { | |
599 | string msg; | |
600 | bit [31:0] time_0; | |
601 | ||
602 | // Grab Seed With Time of Day Bit | |
603 | if ( get_plus_arg( CHECK, "seed_with_tod=" )) | |
604 | seed_with_tod = get_plus_arg( NUM, "seed_with_tod=" ); | |
605 | ||
606 | // Seed With Time of Day if Set | |
607 | if (seed_with_tod) { | |
608 | time_0 = get_systime(); | |
609 | urandom(time_0); | |
610 | urand_seed = time_0 + urandom(); | |
611 | } | |
612 | ||
613 | // Grab Urandom Seed From Command Line If Present | |
614 | if ( get_plus_arg( CHECK, "urand_seed=" )) | |
615 | urand_seed = get_plus_arg( HNUM, "urand_seed=" ); | |
616 | ||
617 | urandom(urand_seed); | |
618 | ||
619 | if (seed_with_tod) | |
620 | QuickReport(Report,RTYP_INFO, "ilupeuTestBase: urandom() seeded with time of day, seed=%h \n", | |
621 | urand_seed ); | |
622 | else | |
623 | QuickReport(Report,RTYP_INFO,"ilupeuTestBase: urandom() seeded with seed=%h \n", urand_seed ); | |
624 | ||
625 | } // End task Seed() | |
626 | ||
627 | task PEUTestBase::runTest() { } | |
628 | ||
629 | task PEUTestBase::stopPioDma(){ | |
630 | ||
631 | pio.StratStop = 1'b1; | |
632 | dma.StratStop = 1'b1; | |
633 | } |