391 lines
9.5 KiB
C
391 lines
9.5 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2009 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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---
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A special exception to the GPL can be applied should you wish to distribute
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a combined work that includes ChibiOS/RT, without being obliged to provide
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the source code for any proprietary components. See the file exception.txt
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for full details of how and when the exception can be applied.
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*/
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#include <ch.h>
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#include "test.h"
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#if CH_USE_MUTEXES
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#define ALLOWED_DELAY 5
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static Mutex m1, m2;
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static CondVar c1;
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static char *mtx1_gettest(void) {
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return "Mutexes, priority enqueuing test";
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}
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static void mtx1_setup(void) {
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chMtxInit(&m1);
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}
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static msg_t thread1(void *p) {
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chMtxLock(&m1);
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test_emit_token(*(char *)p);
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chMtxUnlock();
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return 0;
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}
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static void mtx1_execute(void) {
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tprio_t prio = chThdGetPriority(); // Because priority inheritance.
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chMtxLock(&m1);
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, prio+1, thread1, "E");
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, prio+2, thread1, "D");
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, prio+3, thread1, "C");
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threads[3] = chThdCreateStatic(wa[3], WA_SIZE, prio+4, thread1, "B");
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threads[4] = chThdCreateStatic(wa[4], WA_SIZE, prio+5, thread1, "A");
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chMtxUnlock();
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test_wait_threads();
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test_assert(prio == chThdGetPriority(), "#1"); /* Priority return failure.*/
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test_assert_sequence("ABCDE");
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}
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const struct testcase testmtx1 = {
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mtx1_gettest,
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mtx1_setup,
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NULL,
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mtx1_execute
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};
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#if CH_DBG_THREADS_PROFILING
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static char *mtx2_gettest(void) {
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return "Mutexes, priority inheritance, simple case";
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}
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static void mtx2_setup(void) {
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chMtxInit(&m1);
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}
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/* Low priority thread */
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static msg_t thread2L(void *p) {
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chMtxLock(&m1);
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test_cpu_pulse(40);
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chMtxUnlock();
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test_cpu_pulse(10);
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test_emit_token('C');
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return 0;
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}
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/* Medium priority thread */
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static msg_t thread2M(void *p) {
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chThdSleepMilliseconds(20);
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test_cpu_pulse(40);
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test_emit_token('B');
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return 0;
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}
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/* High priority thread */
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static msg_t thread2H(void *p) {
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chThdSleepMilliseconds(40);
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chMtxLock(&m1);
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test_cpu_pulse(10);
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chMtxUnlock();
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test_emit_token('A');
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return 0;
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}
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/*
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* Time ----> 0 10 20 30 40 50 60 70 80 90 100
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* 0 ......AL++++++++++............2+++++++++++AU0---------------++++++G...
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* 1 ..................++++++++++++------------------++++++++++++G.........
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* 2 .............................AL..........++++++AUG...................
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*/
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static void mtx2_execute(void) {
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systime_t time;
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test_wait_tick();
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time = chTimeNow();
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()-1, thread2H, 0);
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()-2, thread2M, 0);
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()-3, thread2L, 0);
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test_wait_threads();
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test_assert_sequence("ABC");
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test_assert_time_window(time + MS2ST(100), time + MS2ST(100) + ALLOWED_DELAY);
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}
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const struct testcase testmtx2 = {
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mtx2_gettest,
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mtx2_setup,
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NULL,
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mtx2_execute
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};
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static char *mtx3_gettest(void) {
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return "Mutexes, priority inheritance, complex case";
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}
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static void mtx3_setup(void) {
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chMtxInit(&m1); // Mutex B
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chMtxInit(&m2); // Mutex A
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}
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/* Lowest priority thread */
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static msg_t thread3LL(void *p) {
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chMtxLock(&m1);
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test_cpu_pulse(30);
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chMtxUnlock();
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test_emit_token('E');
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return 0;
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}
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/* Low priority thread */
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static msg_t thread3L(void *p) {
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chThdSleepMilliseconds(10);
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chMtxLock(&m2);
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test_cpu_pulse(20);
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chMtxLock(&m1);
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test_cpu_pulse(10);
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chMtxUnlock();
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test_cpu_pulse(10);
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chMtxUnlock();
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test_emit_token('D');
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return 0;
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}
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/* Medium priority thread */
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static msg_t thread3M(void *p) {
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chThdSleepMilliseconds(20);
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chMtxLock(&m2);
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test_cpu_pulse(10);
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chMtxUnlock();
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test_emit_token('C');
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return 0;
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}
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/* High priority thread */
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static msg_t thread3H(void *p) {
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chThdSleepMilliseconds(40);
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test_cpu_pulse(20);
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test_emit_token('B');
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return 0;
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}
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/* Highest priority thread */
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static msg_t thread3HH(void *p) {
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chThdSleepMilliseconds(50);
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chMtxLock(&m2);
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test_cpu_pulse(10);
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chMtxUnlock();
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test_emit_token('A');
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return 0;
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}
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/*
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* Time ----> 0 10 20 30 40 50 60 70 80 90 100 110
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* 0 ......BL++++------------2+++++------4+++++BU0---------------------------G.....
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* 1 ............AL++++2+++++BL----------4-----++++++BU4+++AU1---------------G.....
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* 2 ..................AL----------------------------------------------++++++AUG...
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* 3 ..............................+++++++-----------------------++++++G...........
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* 4 ....................................AL................++++++AUG...............
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*/
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static void mtx3_execute(void) {
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systime_t time;
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test_wait_tick();
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time = chTimeNow();
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()-5, thread3LL, 0);
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()-4, thread3L, 0);
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()-3, thread3M, 0);
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threads[3] = chThdCreateStatic(wa[3], WA_SIZE, chThdGetPriority()-2, thread3H, 0);
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threads[4] = chThdCreateStatic(wa[4], WA_SIZE, chThdGetPriority()-1, thread3HH, 0);
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test_wait_threads();
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test_assert_sequence("ABCDE");
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test_assert_time_window(time + MS2ST(110), time + MS2ST(110) + ALLOWED_DELAY);
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}
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const struct testcase testmtx3 = {
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mtx3_gettest,
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mtx3_setup,
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NULL,
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mtx3_execute
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};
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#endif /* CH_DBG_THREADS_PROFILING */
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#if CH_USE_CONDVARS
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static char *mtx4_gettest(void) {
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return "CondVar, signal test";
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}
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static void mtx4_setup(void) {
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chCondInit(&c1);
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chMtxInit(&m1);
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}
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static msg_t thread10(void *p) {
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chMtxLock(&m1);
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chCondWait(&c1);
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test_emit_token(*(char *)p);
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chMtxUnlock();
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return 0;
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}
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static void mtx4_execute(void) {
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tprio_t prio = chThdGetPriority();
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, prio+1, thread10, "E");
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, prio+2, thread10, "D");
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, prio+3, thread10, "C");
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threads[3] = chThdCreateStatic(wa[3], WA_SIZE, prio+4, thread10, "B");
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threads[4] = chThdCreateStatic(wa[4], WA_SIZE, prio+5, thread10, "A");
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chCondSignal(&c1);
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chCondSignal(&c1);
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chCondSignal(&c1);
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chCondSignal(&c1);
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chCondSignal(&c1);
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test_wait_threads();
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test_assert_sequence("ABCDE");
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}
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const struct testcase testmtx4 = {
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mtx4_gettest,
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mtx4_setup,
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NULL,
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mtx4_execute
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};
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static char *mtx5_gettest(void) {
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return "CondVar, broadcast test";
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}
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static void mtx5_setup(void) {
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chCondInit(&c1);
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chMtxInit(&m1);
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}
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static void mtx5_execute(void) {
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// Bacause priority inheritance.
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tprio_t prio = chThdGetPriority();
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, prio+1, thread10, "E");
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, prio+2, thread10, "D");
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, prio+3, thread10, "C");
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threads[3] = chThdCreateStatic(wa[3], WA_SIZE, prio+4, thread10, "B");
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threads[4] = chThdCreateStatic(wa[4], WA_SIZE, prio+5, thread10, "A");
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chCondBroadcast(&c1);
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test_wait_threads();
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test_assert_sequence("ABCDE");
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}
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const struct testcase testmtx5 = {
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mtx5_gettest,
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mtx5_setup,
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NULL,
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mtx5_execute
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};
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static char *mtx6_gettest(void) {
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return "CondVar, inheritance boost test";
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}
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static void mtx6_setup(void) {
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chCondInit(&c1);
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chMtxInit(&m1);
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chMtxInit(&m2);
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}
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static msg_t thread11(void *p) {
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chMtxLock(&m2);
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chMtxLock(&m1);
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chCondWait(&c1);
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test_emit_token(*(char *)p);
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chMtxUnlock();
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chMtxUnlock();
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return 0;
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}
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static msg_t thread12(void *p) {
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chMtxLock(&m2);
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test_emit_token(*(char *)p);
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chMtxUnlock();
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return 0;
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}
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static void mtx6_execute(void) {
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tprio_t prio = chThdGetPriority();
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threads[0] = chThdCreateStatic(wa[0], WA_SIZE, prio+1, thread11, "A");
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threads[1] = chThdCreateStatic(wa[1], WA_SIZE, prio+2, thread10, "C");
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threads[2] = chThdCreateStatic(wa[2], WA_SIZE, prio+3, thread12, "B");
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chCondSignal(&c1);
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chCondSignal(&c1);
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test_wait_threads();
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test_assert_sequence("ABC");
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}
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const struct testcase testmtx6 = {
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mtx6_gettest,
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mtx6_setup,
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NULL,
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mtx6_execute
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};
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#endif /* CH_USE_CONDVARS */
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#endif /* CH_USE_MUTEXES */
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/*
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* Test sequence for mutexes pattern.
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*/
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const struct testcase * const patternmtx[] = {
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#if CH_USE_MUTEXES
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&testmtx1,
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#if CH_DBG_THREADS_PROFILING
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&testmtx2,
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&testmtx3,
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#endif
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#if CH_USE_CONDVARS
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&testmtx4,
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&testmtx5,
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&testmtx6,
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#endif
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#endif
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NULL
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};
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