| 1 | /* |
| 2 | * QTest testcase for the ptimer |
| 3 | * |
| 4 | * Copyright (c) 2016 Dmitry Osipenko <digetx@gmail.com> |
| 5 | * |
| 6 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 7 | * See the COPYING file in the top-level directory. |
| 8 | * |
| 9 | */ |
| 10 | |
| 11 | #include "qemu/osdep.h" |
| 12 | #include <glib/gprintf.h> |
| 13 | |
| 14 | #include "qemu/main-loop.h" |
| 15 | #include "hw/core/ptimer.h" |
| 16 | |
| 17 | #include "ptimer-test.h" |
| 18 | |
| 19 | static bool triggered; |
| 20 | |
| 21 | static void ptimer_trigger(void *opaque) |
| 22 | { |
| 23 | triggered = true; |
| 24 | } |
| 25 | |
| 26 | static void ptimer_test_expire_qemu_timers(int64_t expire_time, |
| 27 | QEMUClockType type) |
| 28 | { |
| 29 | QEMUTimerList *timer_list = main_loop_tlg.tl[type]; |
| 30 | QEMUTimer *t = timer_list->active_timers.next; |
| 31 | |
| 32 | while (t != NULL) { |
| 33 | if (t->expire_time == expire_time) { |
| 34 | timer_del(t); |
| 35 | |
| 36 | if (t->cb != NULL) { |
| 37 | t->cb(t->opaque); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | t = t->next; |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | static void ptimer_test_set_qemu_time_ns(int64_t ns) |
| 46 | { |
| 47 | ptimer_test_time_ns = ns; |
| 48 | } |
| 49 | |
| 50 | static void qemu_clock_step(uint64_t ns) |
| 51 | { |
| 52 | int64_t deadline = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL, |
| 53 | QEMU_TIMER_ATTR_ALL); |
| 54 | int64_t advanced_time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + ns; |
| 55 | |
| 56 | while (deadline != -1 && deadline <= advanced_time) { |
| 57 | ptimer_test_set_qemu_time_ns(deadline); |
| 58 | ptimer_test_expire_qemu_timers(deadline, QEMU_CLOCK_VIRTUAL); |
| 59 | deadline = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL, |
| 60 | QEMU_TIMER_ATTR_ALL); |
| 61 | } |
| 62 | |
| 63 | ptimer_test_set_qemu_time_ns(advanced_time); |
| 64 | } |
| 65 | |
| 66 | static void check_set_count(gconstpointer arg) |
| 67 | { |
| 68 | const uint8_t *policy = arg; |
| 69 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 70 | |
| 71 | triggered = false; |
| 72 | |
| 73 | ptimer_transaction_begin(ptimer); |
| 74 | ptimer_set_count(ptimer, 1000); |
| 75 | ptimer_transaction_commit(ptimer); |
| 76 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 1000); |
| 77 | g_assert_false(triggered); |
| 78 | ptimer_free(ptimer); |
| 79 | } |
| 80 | |
| 81 | static void check_set_limit(gconstpointer arg) |
| 82 | { |
| 83 | const uint8_t *policy = arg; |
| 84 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 85 | |
| 86 | triggered = false; |
| 87 | |
| 88 | ptimer_transaction_begin(ptimer); |
| 89 | ptimer_set_limit(ptimer, 1000, 0); |
| 90 | ptimer_transaction_commit(ptimer); |
| 91 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 92 | g_assert_cmpuint(ptimer_get_limit(ptimer), ==, 1000); |
| 93 | g_assert_false(triggered); |
| 94 | |
| 95 | ptimer_transaction_begin(ptimer); |
| 96 | ptimer_set_limit(ptimer, 2000, 1); |
| 97 | ptimer_transaction_commit(ptimer); |
| 98 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 2000); |
| 99 | g_assert_cmpuint(ptimer_get_limit(ptimer), ==, 2000); |
| 100 | g_assert_false(triggered); |
| 101 | ptimer_free(ptimer); |
| 102 | } |
| 103 | |
| 104 | static void check_oneshot(gconstpointer arg) |
| 105 | { |
| 106 | const uint8_t *policy = arg; |
| 107 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 108 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 109 | |
| 110 | triggered = false; |
| 111 | |
| 112 | ptimer_transaction_begin(ptimer); |
| 113 | ptimer_set_period(ptimer, 2000000); |
| 114 | ptimer_set_count(ptimer, 10); |
| 115 | ptimer_run(ptimer, 1); |
| 116 | ptimer_transaction_commit(ptimer); |
| 117 | |
| 118 | qemu_clock_step(2000000 * 2 + 1); |
| 119 | |
| 120 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 8 : 7); |
| 121 | g_assert_false(triggered); |
| 122 | |
| 123 | ptimer_transaction_begin(ptimer); |
| 124 | ptimer_stop(ptimer); |
| 125 | ptimer_transaction_commit(ptimer); |
| 126 | |
| 127 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 8 : 7); |
| 128 | g_assert_false(triggered); |
| 129 | |
| 130 | qemu_clock_step(2000000 * 11); |
| 131 | |
| 132 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 8 : 7); |
| 133 | g_assert_false(triggered); |
| 134 | |
| 135 | ptimer_transaction_begin(ptimer); |
| 136 | ptimer_run(ptimer, 1); |
| 137 | ptimer_transaction_commit(ptimer); |
| 138 | |
| 139 | qemu_clock_step(2000000 * 7 + 1); |
| 140 | |
| 141 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 1 : 0); |
| 142 | |
| 143 | if (no_round_down) { |
| 144 | g_assert_false(triggered); |
| 145 | } else { |
| 146 | g_assert_true(triggered); |
| 147 | |
| 148 | triggered = false; |
| 149 | } |
| 150 | |
| 151 | qemu_clock_step(2000000); |
| 152 | |
| 153 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 154 | |
| 155 | if (no_round_down) { |
| 156 | g_assert_true(triggered); |
| 157 | |
| 158 | triggered = false; |
| 159 | } else { |
| 160 | g_assert_false(triggered); |
| 161 | } |
| 162 | |
| 163 | qemu_clock_step(4000000); |
| 164 | |
| 165 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 166 | g_assert_false(triggered); |
| 167 | |
| 168 | ptimer_transaction_begin(ptimer); |
| 169 | ptimer_set_count(ptimer, 10); |
| 170 | ptimer_transaction_commit(ptimer); |
| 171 | |
| 172 | qemu_clock_step(20000000 + 1); |
| 173 | |
| 174 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 10); |
| 175 | g_assert_false(triggered); |
| 176 | |
| 177 | ptimer_transaction_begin(ptimer); |
| 178 | ptimer_set_limit(ptimer, 9, 1); |
| 179 | ptimer_transaction_commit(ptimer); |
| 180 | |
| 181 | qemu_clock_step(20000000 + 1); |
| 182 | |
| 183 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 9); |
| 184 | g_assert_false(triggered); |
| 185 | |
| 186 | ptimer_transaction_begin(ptimer); |
| 187 | ptimer_run(ptimer, 1); |
| 188 | ptimer_transaction_commit(ptimer); |
| 189 | |
| 190 | qemu_clock_step(2000000 + 1); |
| 191 | |
| 192 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 8 : 7); |
| 193 | g_assert_false(triggered); |
| 194 | |
| 195 | ptimer_transaction_begin(ptimer); |
| 196 | ptimer_set_count(ptimer, 20); |
| 197 | ptimer_transaction_commit(ptimer); |
| 198 | |
| 199 | qemu_clock_step(2000000 * 19 + 1); |
| 200 | |
| 201 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 1 : 0); |
| 202 | g_assert_false(triggered); |
| 203 | |
| 204 | qemu_clock_step(2000000); |
| 205 | |
| 206 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 207 | g_assert_true(triggered); |
| 208 | |
| 209 | ptimer_transaction_begin(ptimer); |
| 210 | ptimer_stop(ptimer); |
| 211 | ptimer_transaction_commit(ptimer); |
| 212 | |
| 213 | triggered = false; |
| 214 | |
| 215 | qemu_clock_step(2000000 * 12 + 1); |
| 216 | |
| 217 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 218 | g_assert_false(triggered); |
| 219 | ptimer_free(ptimer); |
| 220 | } |
| 221 | |
| 222 | static void check_periodic(gconstpointer arg) |
| 223 | { |
| 224 | const uint8_t *policy = arg; |
| 225 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 226 | bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD); |
| 227 | bool no_immediate_trigger = (*policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER); |
| 228 | bool no_immediate_reload = (*policy & PTIMER_POLICY_NO_IMMEDIATE_RELOAD); |
| 229 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 230 | bool trig_only_on_dec = (*policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT); |
| 231 | |
| 232 | triggered = false; |
| 233 | |
| 234 | ptimer_transaction_begin(ptimer); |
| 235 | ptimer_set_period(ptimer, 2000000); |
| 236 | ptimer_set_limit(ptimer, 10, 1); |
| 237 | ptimer_run(ptimer, 0); |
| 238 | ptimer_transaction_commit(ptimer); |
| 239 | |
| 240 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 10); |
| 241 | g_assert_false(triggered); |
| 242 | |
| 243 | qemu_clock_step(1); |
| 244 | |
| 245 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 10 : 9); |
| 246 | g_assert_false(triggered); |
| 247 | |
| 248 | qemu_clock_step(2000000 * 10 - 1); |
| 249 | |
| 250 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 10); |
| 251 | g_assert_true(triggered); |
| 252 | |
| 253 | qemu_clock_step(1); |
| 254 | |
| 255 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 256 | wrap_policy ? 0 : (no_round_down ? 10 : 9)); |
| 257 | g_assert_true(triggered); |
| 258 | |
| 259 | triggered = false; |
| 260 | |
| 261 | qemu_clock_step(2000000); |
| 262 | |
| 263 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 264 | (no_round_down ? 9 : 8) + (wrap_policy ? 1 : 0)); |
| 265 | g_assert_false(triggered); |
| 266 | |
| 267 | ptimer_transaction_begin(ptimer); |
| 268 | ptimer_set_count(ptimer, 20); |
| 269 | ptimer_transaction_commit(ptimer); |
| 270 | |
| 271 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 20); |
| 272 | g_assert_false(triggered); |
| 273 | |
| 274 | qemu_clock_step(1); |
| 275 | |
| 276 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 20 : 19); |
| 277 | g_assert_false(triggered); |
| 278 | |
| 279 | qemu_clock_step(2000000 * 11 + 1); |
| 280 | |
| 281 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 9 : 8); |
| 282 | g_assert_false(triggered); |
| 283 | |
| 284 | qemu_clock_step(2000000 * 10); |
| 285 | |
| 286 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 287 | (no_round_down ? 9 : 8) + (wrap_policy ? 1 : 0)); |
| 288 | g_assert_true(triggered); |
| 289 | |
| 290 | triggered = false; |
| 291 | |
| 292 | ptimer_transaction_begin(ptimer); |
| 293 | ptimer_set_count(ptimer, 3); |
| 294 | ptimer_transaction_commit(ptimer); |
| 295 | |
| 296 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 3); |
| 297 | g_assert_false(triggered); |
| 298 | |
| 299 | qemu_clock_step(1); |
| 300 | |
| 301 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 3 : 2); |
| 302 | g_assert_false(triggered); |
| 303 | |
| 304 | qemu_clock_step(2000000 * 4); |
| 305 | |
| 306 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 307 | (no_round_down ? 9 : 8) + (wrap_policy ? 1 : 0)); |
| 308 | g_assert_true(triggered); |
| 309 | |
| 310 | ptimer_transaction_begin(ptimer); |
| 311 | ptimer_stop(ptimer); |
| 312 | ptimer_transaction_commit(ptimer); |
| 313 | triggered = false; |
| 314 | |
| 315 | qemu_clock_step(2000000); |
| 316 | |
| 317 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 318 | (no_round_down ? 9 : 8) + (wrap_policy ? 1 : 0)); |
| 319 | g_assert_false(triggered); |
| 320 | |
| 321 | ptimer_transaction_begin(ptimer); |
| 322 | ptimer_set_count(ptimer, 3); |
| 323 | ptimer_run(ptimer, 0); |
| 324 | ptimer_transaction_commit(ptimer); |
| 325 | |
| 326 | qemu_clock_step(2000000 * 3 + 1); |
| 327 | |
| 328 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 329 | wrap_policy ? 0 : (no_round_down ? 10 : 9)); |
| 330 | g_assert_true(triggered); |
| 331 | |
| 332 | triggered = false; |
| 333 | |
| 334 | qemu_clock_step(2000000); |
| 335 | |
| 336 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 337 | (no_round_down ? 9 : 8) + (wrap_policy ? 1 : 0)); |
| 338 | g_assert_false(triggered); |
| 339 | |
| 340 | ptimer_transaction_begin(ptimer); |
| 341 | ptimer_set_count(ptimer, 0); |
| 342 | ptimer_transaction_commit(ptimer); |
| 343 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 344 | no_immediate_reload ? 0 : 10); |
| 345 | |
| 346 | if (no_immediate_trigger || trig_only_on_dec) { |
| 347 | g_assert_false(triggered); |
| 348 | } else { |
| 349 | g_assert_true(triggered); |
| 350 | } |
| 351 | |
| 352 | triggered = false; |
| 353 | |
| 354 | qemu_clock_step(1); |
| 355 | |
| 356 | if (no_immediate_reload) { |
| 357 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 358 | g_assert_false(triggered); |
| 359 | |
| 360 | qemu_clock_step(2000000); |
| 361 | |
| 362 | if (no_immediate_trigger) { |
| 363 | g_assert_true(triggered); |
| 364 | } else { |
| 365 | g_assert_false(triggered); |
| 366 | } |
| 367 | |
| 368 | triggered = false; |
| 369 | } |
| 370 | |
| 371 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 10 : 9); |
| 372 | g_assert_false(triggered); |
| 373 | |
| 374 | qemu_clock_step(2000000 * 12); |
| 375 | |
| 376 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 377 | (no_round_down ? 8 : 7) + (wrap_policy ? 1 : 0)); |
| 378 | g_assert_true(triggered); |
| 379 | |
| 380 | ptimer_transaction_begin(ptimer); |
| 381 | ptimer_stop(ptimer); |
| 382 | ptimer_transaction_commit(ptimer); |
| 383 | |
| 384 | triggered = false; |
| 385 | |
| 386 | qemu_clock_step(2000000 * 10); |
| 387 | |
| 388 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 389 | (no_round_down ? 8 : 7) + (wrap_policy ? 1 : 0)); |
| 390 | g_assert_false(triggered); |
| 391 | |
| 392 | ptimer_transaction_begin(ptimer); |
| 393 | ptimer_run(ptimer, 0); |
| 394 | ptimer_transaction_commit(ptimer); |
| 395 | |
| 396 | ptimer_transaction_begin(ptimer); |
| 397 | ptimer_set_period(ptimer, 0); |
| 398 | ptimer_transaction_commit(ptimer); |
| 399 | |
| 400 | qemu_clock_step(2000000 + 1); |
| 401 | |
| 402 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 403 | (no_round_down ? 8 : 7) + (wrap_policy ? 1 : 0)); |
| 404 | g_assert_false(triggered); |
| 405 | ptimer_free(ptimer); |
| 406 | } |
| 407 | |
| 408 | static void check_on_the_fly_mode_change(gconstpointer arg) |
| 409 | { |
| 410 | const uint8_t *policy = arg; |
| 411 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 412 | bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD); |
| 413 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 414 | |
| 415 | triggered = false; |
| 416 | |
| 417 | ptimer_transaction_begin(ptimer); |
| 418 | ptimer_set_period(ptimer, 2000000); |
| 419 | ptimer_set_limit(ptimer, 10, 1); |
| 420 | ptimer_run(ptimer, 1); |
| 421 | ptimer_transaction_commit(ptimer); |
| 422 | |
| 423 | qemu_clock_step(2000000 * 9 + 1); |
| 424 | |
| 425 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 1 : 0); |
| 426 | g_assert_false(triggered); |
| 427 | |
| 428 | ptimer_transaction_begin(ptimer); |
| 429 | ptimer_run(ptimer, 0); |
| 430 | ptimer_transaction_commit(ptimer); |
| 431 | |
| 432 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 1 : 0); |
| 433 | g_assert_false(triggered); |
| 434 | |
| 435 | qemu_clock_step(2000000); |
| 436 | |
| 437 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 438 | wrap_policy ? 0 : (no_round_down ? 10 : 9)); |
| 439 | g_assert_true(triggered); |
| 440 | |
| 441 | triggered = false; |
| 442 | |
| 443 | qemu_clock_step(2000000 * 9); |
| 444 | |
| 445 | ptimer_transaction_begin(ptimer); |
| 446 | ptimer_run(ptimer, 1); |
| 447 | ptimer_transaction_commit(ptimer); |
| 448 | |
| 449 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 450 | (no_round_down ? 1 : 0) + (wrap_policy ? 1 : 0)); |
| 451 | g_assert_false(triggered); |
| 452 | |
| 453 | qemu_clock_step(2000000 * 3); |
| 454 | |
| 455 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 456 | g_assert_true(triggered); |
| 457 | ptimer_free(ptimer); |
| 458 | } |
| 459 | |
| 460 | static void check_on_the_fly_period_change(gconstpointer arg) |
| 461 | { |
| 462 | const uint8_t *policy = arg; |
| 463 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 464 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 465 | |
| 466 | triggered = false; |
| 467 | |
| 468 | ptimer_transaction_begin(ptimer); |
| 469 | ptimer_set_period(ptimer, 2000000); |
| 470 | ptimer_set_limit(ptimer, 8, 1); |
| 471 | ptimer_run(ptimer, 1); |
| 472 | ptimer_transaction_commit(ptimer); |
| 473 | |
| 474 | qemu_clock_step(2000000 * 4 + 1); |
| 475 | |
| 476 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 4 : 3); |
| 477 | g_assert_false(triggered); |
| 478 | |
| 479 | ptimer_transaction_begin(ptimer); |
| 480 | ptimer_set_period(ptimer, 4000000); |
| 481 | ptimer_transaction_commit(ptimer); |
| 482 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 4 : 3); |
| 483 | |
| 484 | qemu_clock_step(4000000 * 2 + 1); |
| 485 | |
| 486 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 2 : 0); |
| 487 | g_assert_false(triggered); |
| 488 | |
| 489 | qemu_clock_step(4000000 * 2); |
| 490 | |
| 491 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 492 | g_assert_true(triggered); |
| 493 | ptimer_free(ptimer); |
| 494 | } |
| 495 | |
| 496 | static void check_on_the_fly_freq_change(gconstpointer arg) |
| 497 | { |
| 498 | const uint8_t *policy = arg; |
| 499 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 500 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 501 | |
| 502 | triggered = false; |
| 503 | |
| 504 | ptimer_transaction_begin(ptimer); |
| 505 | ptimer_set_freq(ptimer, 500); |
| 506 | ptimer_set_limit(ptimer, 8, 1); |
| 507 | ptimer_run(ptimer, 1); |
| 508 | ptimer_transaction_commit(ptimer); |
| 509 | |
| 510 | qemu_clock_step(2000000 * 4 + 1); |
| 511 | |
| 512 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 4 : 3); |
| 513 | g_assert_false(triggered); |
| 514 | |
| 515 | ptimer_transaction_begin(ptimer); |
| 516 | ptimer_set_freq(ptimer, 250); |
| 517 | ptimer_transaction_commit(ptimer); |
| 518 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 4 : 3); |
| 519 | |
| 520 | qemu_clock_step(2000000 * 4 + 1); |
| 521 | |
| 522 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 2 : 0); |
| 523 | g_assert_false(triggered); |
| 524 | |
| 525 | qemu_clock_step(2000000 * 4); |
| 526 | |
| 527 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 528 | g_assert_true(triggered); |
| 529 | ptimer_free(ptimer); |
| 530 | } |
| 531 | |
| 532 | static void check_run_with_period_0(gconstpointer arg) |
| 533 | { |
| 534 | const uint8_t *policy = arg; |
| 535 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 536 | |
| 537 | triggered = false; |
| 538 | |
| 539 | ptimer_transaction_begin(ptimer); |
| 540 | ptimer_set_count(ptimer, 99); |
| 541 | ptimer_run(ptimer, 1); |
| 542 | ptimer_transaction_commit(ptimer); |
| 543 | |
| 544 | qemu_clock_step(10 * NANOSECONDS_PER_SECOND); |
| 545 | |
| 546 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 99); |
| 547 | g_assert_false(triggered); |
| 548 | ptimer_free(ptimer); |
| 549 | } |
| 550 | |
| 551 | static void check_run_with_delta_0(gconstpointer arg) |
| 552 | { |
| 553 | const uint8_t *policy = arg; |
| 554 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 555 | bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD); |
| 556 | bool no_immediate_trigger = (*policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER); |
| 557 | bool no_immediate_reload = (*policy & PTIMER_POLICY_NO_IMMEDIATE_RELOAD); |
| 558 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 559 | bool trig_only_on_dec = (*policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT); |
| 560 | |
| 561 | triggered = false; |
| 562 | |
| 563 | ptimer_transaction_begin(ptimer); |
| 564 | ptimer_set_period(ptimer, 2000000); |
| 565 | ptimer_set_limit(ptimer, 99, 0); |
| 566 | ptimer_run(ptimer, 1); |
| 567 | ptimer_transaction_commit(ptimer); |
| 568 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 569 | no_immediate_reload ? 0 : 99); |
| 570 | |
| 571 | if (no_immediate_trigger || trig_only_on_dec) { |
| 572 | g_assert_false(triggered); |
| 573 | } else { |
| 574 | g_assert_true(triggered); |
| 575 | } |
| 576 | |
| 577 | triggered = false; |
| 578 | |
| 579 | if (no_immediate_trigger || no_immediate_reload) { |
| 580 | qemu_clock_step(2000000 + 1); |
| 581 | |
| 582 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 583 | no_immediate_reload ? 0 : (no_round_down ? 98 : 97)); |
| 584 | |
| 585 | if (no_immediate_trigger && no_immediate_reload) { |
| 586 | g_assert_true(triggered); |
| 587 | |
| 588 | triggered = false; |
| 589 | } else { |
| 590 | g_assert_false(triggered); |
| 591 | } |
| 592 | |
| 593 | ptimer_transaction_begin(ptimer); |
| 594 | ptimer_set_count(ptimer, 99); |
| 595 | ptimer_run(ptimer, 1); |
| 596 | ptimer_transaction_commit(ptimer); |
| 597 | } |
| 598 | |
| 599 | qemu_clock_step(2000000 + 1); |
| 600 | |
| 601 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 98 : 97); |
| 602 | g_assert_false(triggered); |
| 603 | |
| 604 | qemu_clock_step(2000000 * 97); |
| 605 | |
| 606 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 1 : 0); |
| 607 | g_assert_false(triggered); |
| 608 | |
| 609 | qemu_clock_step(2000000 * 2); |
| 610 | |
| 611 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 612 | g_assert_true(triggered); |
| 613 | |
| 614 | triggered = false; |
| 615 | |
| 616 | ptimer_transaction_begin(ptimer); |
| 617 | ptimer_set_count(ptimer, 0); |
| 618 | ptimer_run(ptimer, 0); |
| 619 | ptimer_transaction_commit(ptimer); |
| 620 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 621 | no_immediate_reload ? 0 : 99); |
| 622 | |
| 623 | if (no_immediate_trigger || trig_only_on_dec) { |
| 624 | g_assert_false(triggered); |
| 625 | } else { |
| 626 | g_assert_true(triggered); |
| 627 | } |
| 628 | |
| 629 | triggered = false; |
| 630 | |
| 631 | qemu_clock_step(1); |
| 632 | |
| 633 | if (no_immediate_reload) { |
| 634 | qemu_clock_step(2000000); |
| 635 | } |
| 636 | |
| 637 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 99 : 98); |
| 638 | |
| 639 | if (no_immediate_reload && no_immediate_trigger) { |
| 640 | g_assert_true(triggered); |
| 641 | } else { |
| 642 | g_assert_false(triggered); |
| 643 | } |
| 644 | |
| 645 | triggered = false; |
| 646 | |
| 647 | qemu_clock_step(2000000); |
| 648 | |
| 649 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 98 : 97); |
| 650 | g_assert_false(triggered); |
| 651 | |
| 652 | qemu_clock_step(2000000 * 98); |
| 653 | |
| 654 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, |
| 655 | wrap_policy ? 0 : (no_round_down ? 99 : 98)); |
| 656 | g_assert_true(triggered); |
| 657 | |
| 658 | ptimer_transaction_begin(ptimer); |
| 659 | ptimer_stop(ptimer); |
| 660 | ptimer_transaction_commit(ptimer); |
| 661 | ptimer_free(ptimer); |
| 662 | } |
| 663 | |
| 664 | static void check_periodic_with_load_0(gconstpointer arg) |
| 665 | { |
| 666 | const uint8_t *policy = arg; |
| 667 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 668 | bool continuous_trigger = (*policy & PTIMER_POLICY_CONTINUOUS_TRIGGER); |
| 669 | bool no_immediate_trigger = (*policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER); |
| 670 | bool trig_only_on_dec = (*policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT); |
| 671 | |
| 672 | triggered = false; |
| 673 | |
| 674 | ptimer_transaction_begin(ptimer); |
| 675 | ptimer_set_period(ptimer, 2000000); |
| 676 | ptimer_run(ptimer, 0); |
| 677 | ptimer_transaction_commit(ptimer); |
| 678 | |
| 679 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 680 | |
| 681 | if (no_immediate_trigger || trig_only_on_dec) { |
| 682 | g_assert_false(triggered); |
| 683 | } else { |
| 684 | g_assert_true(triggered); |
| 685 | } |
| 686 | |
| 687 | triggered = false; |
| 688 | |
| 689 | qemu_clock_step(2000000 + 1); |
| 690 | |
| 691 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 692 | |
| 693 | if (continuous_trigger || no_immediate_trigger) { |
| 694 | g_assert_true(triggered); |
| 695 | } else { |
| 696 | g_assert_false(triggered); |
| 697 | } |
| 698 | |
| 699 | triggered = false; |
| 700 | |
| 701 | ptimer_transaction_begin(ptimer); |
| 702 | ptimer_set_count(ptimer, 10); |
| 703 | ptimer_run(ptimer, 0); |
| 704 | ptimer_transaction_commit(ptimer); |
| 705 | |
| 706 | qemu_clock_step(2000000 * 10 + 1); |
| 707 | |
| 708 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 709 | g_assert_true(triggered); |
| 710 | |
| 711 | triggered = false; |
| 712 | |
| 713 | qemu_clock_step(2000000 + 1); |
| 714 | |
| 715 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 716 | |
| 717 | if (continuous_trigger) { |
| 718 | g_assert_true(triggered); |
| 719 | } else { |
| 720 | g_assert_false(triggered); |
| 721 | } |
| 722 | |
| 723 | ptimer_transaction_begin(ptimer); |
| 724 | ptimer_stop(ptimer); |
| 725 | ptimer_transaction_commit(ptimer); |
| 726 | ptimer_free(ptimer); |
| 727 | } |
| 728 | |
| 729 | static void check_oneshot_with_load_0(gconstpointer arg) |
| 730 | { |
| 731 | const uint8_t *policy = arg; |
| 732 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 733 | bool no_immediate_trigger = (*policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER); |
| 734 | bool trig_only_on_dec = (*policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT); |
| 735 | |
| 736 | triggered = false; |
| 737 | |
| 738 | ptimer_transaction_begin(ptimer); |
| 739 | ptimer_set_period(ptimer, 2000000); |
| 740 | ptimer_run(ptimer, 1); |
| 741 | ptimer_transaction_commit(ptimer); |
| 742 | |
| 743 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 744 | |
| 745 | if (no_immediate_trigger || trig_only_on_dec) { |
| 746 | g_assert_false(triggered); |
| 747 | } else { |
| 748 | g_assert_true(triggered); |
| 749 | } |
| 750 | |
| 751 | triggered = false; |
| 752 | |
| 753 | qemu_clock_step(2000000 + 1); |
| 754 | |
| 755 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 756 | |
| 757 | if (no_immediate_trigger) { |
| 758 | g_assert_true(triggered); |
| 759 | } else { |
| 760 | g_assert_false(triggered); |
| 761 | } |
| 762 | |
| 763 | ptimer_free(ptimer); |
| 764 | } |
| 765 | |
| 766 | static void check_freq_more_than_1000M(gconstpointer arg) |
| 767 | { |
| 768 | const uint8_t *policy = arg; |
| 769 | ptimer_state *ptimer = ptimer_init(ptimer_trigger, NULL, *policy); |
| 770 | bool no_round_down = (*policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN); |
| 771 | |
| 772 | triggered = false; |
| 773 | |
| 774 | ptimer_transaction_begin(ptimer); |
| 775 | ptimer_set_freq(ptimer, 2000000000); |
| 776 | ptimer_set_limit(ptimer, 8, 1); |
| 777 | ptimer_run(ptimer, 1); |
| 778 | ptimer_transaction_commit(ptimer); |
| 779 | |
| 780 | qemu_clock_step(3); |
| 781 | |
| 782 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, no_round_down ? 3 : 2); |
| 783 | g_assert_false(triggered); |
| 784 | |
| 785 | qemu_clock_step(1); |
| 786 | |
| 787 | g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0); |
| 788 | g_assert_true(triggered); |
| 789 | |
| 790 | ptimer_free(ptimer); |
| 791 | } |
| 792 | |
| 793 | static void add_ptimer_tests(uint8_t policy) |
| 794 | { |
| 795 | char policy_name[256] = ""; |
| 796 | char *tmp; |
| 797 | |
| 798 | if (policy == PTIMER_POLICY_LEGACY) { |
| 799 | g_sprintf(policy_name, "legacy"); |
| 800 | } |
| 801 | |
| 802 | if (policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD) { |
| 803 | g_strlcat(policy_name, "wrap_after_one_period,", 256); |
| 804 | } |
| 805 | |
| 806 | if (policy & PTIMER_POLICY_CONTINUOUS_TRIGGER) { |
| 807 | g_strlcat(policy_name, "continuous_trigger,", 256); |
| 808 | } |
| 809 | |
| 810 | if (policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER) { |
| 811 | g_strlcat(policy_name, "no_immediate_trigger,", 256); |
| 812 | } |
| 813 | |
| 814 | if (policy & PTIMER_POLICY_NO_IMMEDIATE_RELOAD) { |
| 815 | g_strlcat(policy_name, "no_immediate_reload,", 256); |
| 816 | } |
| 817 | |
| 818 | if (policy & PTIMER_POLICY_NO_COUNTER_ROUND_DOWN) { |
| 819 | g_strlcat(policy_name, "no_counter_rounddown,", 256); |
| 820 | } |
| 821 | |
| 822 | if (policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT) { |
| 823 | g_strlcat(policy_name, "trigger_only_on_decrement,", 256); |
| 824 | } |
| 825 | |
| 826 | g_test_add_data_func_full( |
| 827 | tmp = g_strdup_printf("/ptimer/set_count policy=%s", policy_name), |
| 828 | g_memdup2(&policy, 1), check_set_count, g_free); |
| 829 | g_free(tmp); |
| 830 | |
| 831 | g_test_add_data_func_full( |
| 832 | tmp = g_strdup_printf("/ptimer/set_limit policy=%s", policy_name), |
| 833 | g_memdup2(&policy, 1), check_set_limit, g_free); |
| 834 | g_free(tmp); |
| 835 | |
| 836 | g_test_add_data_func_full( |
| 837 | tmp = g_strdup_printf("/ptimer/oneshot policy=%s", policy_name), |
| 838 | g_memdup2(&policy, 1), check_oneshot, g_free); |
| 839 | g_free(tmp); |
| 840 | |
| 841 | g_test_add_data_func_full( |
| 842 | tmp = g_strdup_printf("/ptimer/periodic policy=%s", policy_name), |
| 843 | g_memdup2(&policy, 1), check_periodic, g_free); |
| 844 | g_free(tmp); |
| 845 | |
| 846 | g_test_add_data_func_full( |
| 847 | tmp = g_strdup_printf("/ptimer/on_the_fly_mode_change policy=%s", |
| 848 | policy_name), |
| 849 | g_memdup2(&policy, 1), check_on_the_fly_mode_change, g_free); |
| 850 | g_free(tmp); |
| 851 | |
| 852 | g_test_add_data_func_full( |
| 853 | tmp = g_strdup_printf("/ptimer/on_the_fly_period_change policy=%s", |
| 854 | policy_name), |
| 855 | g_memdup2(&policy, 1), check_on_the_fly_period_change, g_free); |
| 856 | g_free(tmp); |
| 857 | |
| 858 | g_test_add_data_func_full( |
| 859 | tmp = g_strdup_printf("/ptimer/on_the_fly_freq_change policy=%s", |
| 860 | policy_name), |
| 861 | g_memdup2(&policy, 1), check_on_the_fly_freq_change, g_free); |
| 862 | g_free(tmp); |
| 863 | |
| 864 | g_test_add_data_func_full( |
| 865 | tmp = g_strdup_printf("/ptimer/run_with_period_0 policy=%s", |
| 866 | policy_name), |
| 867 | g_memdup2(&policy, 1), check_run_with_period_0, g_free); |
| 868 | g_free(tmp); |
| 869 | |
| 870 | g_test_add_data_func_full( |
| 871 | tmp = g_strdup_printf("/ptimer/run_with_delta_0 policy=%s", |
| 872 | policy_name), |
| 873 | g_memdup2(&policy, 1), check_run_with_delta_0, g_free); |
| 874 | g_free(tmp); |
| 875 | |
| 876 | g_test_add_data_func_full( |
| 877 | tmp = g_strdup_printf("/ptimer/periodic_with_load_0 policy=%s", |
| 878 | policy_name), |
| 879 | g_memdup2(&policy, 1), check_periodic_with_load_0, g_free); |
| 880 | g_free(tmp); |
| 881 | |
| 882 | g_test_add_data_func_full( |
| 883 | tmp = g_strdup_printf("/ptimer/oneshot_with_load_0 policy=%s", |
| 884 | policy_name), |
| 885 | g_memdup2(&policy, 1), check_oneshot_with_load_0, g_free); |
| 886 | g_free(tmp); |
| 887 | |
| 888 | g_test_add_data_func_full( |
| 889 | tmp = g_strdup_printf("/ptimer/freq_more_than_1000M policy=%s", |
| 890 | policy_name), |
| 891 | g_memdup2(&policy, 1), check_freq_more_than_1000M, g_free); |
| 892 | g_free(tmp); |
| 893 | } |
| 894 | |
| 895 | static void add_all_ptimer_policies_comb_tests(void) |
| 896 | { |
| 897 | int last_policy = PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT; |
| 898 | int policy = PTIMER_POLICY_LEGACY; |
| 899 | |
| 900 | for (; policy < (last_policy << 1); policy++) { |
| 901 | if ((policy & PTIMER_POLICY_TRIGGER_ONLY_ON_DECREMENT) && |
| 902 | (policy & PTIMER_POLICY_NO_IMMEDIATE_TRIGGER)) { |
| 903 | /* Incompatible policy flag settings -- don't try to test them */ |
| 904 | continue; |
| 905 | } |
| 906 | add_ptimer_tests(policy); |
| 907 | } |
| 908 | } |
| 909 | |
| 910 | int main(int argc, char **argv) |
| 911 | { |
| 912 | int i; |
| 913 | |
| 914 | g_test_init(&argc, &argv, NULL); |
| 915 | |
| 916 | for (i = 0; i < QEMU_CLOCK_MAX; i++) { |
| 917 | main_loop_tlg.tl[i] = g_new0(QEMUTimerList, 1); |
| 918 | } |
| 919 | |
| 920 | add_all_ptimer_policies_comb_tests(); |
| 921 | |
| 922 | qtest_allowed = true; |
| 923 | |
| 924 | return g_test_run(); |
| 925 | } |