void Validate_getaffinity_errors(void) { int sc; cpu_set_t cpuset; /* Verify rtems_task_get_affinity checks that at thread id is valid */ CPU_ZERO(&cpuset); CPU_SET(0, &cpuset); puts( "Init - rtems_task_get_affinity - Invalid thread - RTEMS_INVALID_ID" ); sc = rtems_task_get_affinity( 999, sizeof(cpu_set_t), &cpuset ); rtems_test_assert( sc == RTEMS_INVALID_ID ); /* Verify rtems_task_get_affinity validates cpusetsize */ puts( "Init - rtems_task_get_affinity - Invalid cpusetsize - RTEMS_INVALID_NUMBER" ); sc = rtems_task_get_affinity( Init_id, 1, &cpuset ); rtems_test_assert( sc == RTEMS_INVALID_NUMBER ); /* Verify rtems_task_get_affinity validates cpuset */ puts("Init - rtems_task_get_affinity - Invalid cpuset - RTEMS_INVALID_ADDRESS"); sc = rtems_task_get_affinity( Init_id, sizeof(cpu_set_t), NULL ); rtems_test_assert( sc == RTEMS_INVALID_ADDRESS ); }
static void test(void) { rtems_status_code sc; rtems_id task_id; rtems_id scheduler_id; rtems_id scheduler_a_id; rtems_id scheduler_b_id; rtems_id scheduler_c_id; rtems_task_priority prio; cpu_set_t cpuset; cpu_set_t first_cpu; cpu_set_t second_cpu; cpu_set_t all_cpus; cpu_set_t online_cpus; uint32_t cpu_count; rtems_test_assert(rtems_get_current_processor() == 0); cpu_count = rtems_get_processor_count(); main_task_id = rtems_task_self(); CPU_ZERO(&first_cpu); CPU_SET(0, &first_cpu); CPU_ZERO(&second_cpu); CPU_SET(1, &second_cpu); CPU_FILL(&all_cpus); CPU_ZERO(&online_cpus); CPU_SET(0, &online_cpus); if (cpu_count > 1) { CPU_SET(1, &online_cpus); } sc = rtems_scheduler_ident(SCHED_A, &scheduler_a_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); if (cpu_count > 1) { sc = rtems_scheduler_ident(SCHED_B, &scheduler_b_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_a_id != scheduler_b_id); } sc = rtems_scheduler_ident(SCHED_C, &scheduler_c_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_semaphore_create( rtems_build_name('C', 'M', 'T', 'X'), 1, RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_PRIORITY_CEILING, 1, &cmtx_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_semaphore_create( rtems_build_name('I', 'M', 'T', 'X'), 1, RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_INHERIT_PRIORITY, 1, &imtx_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); prio = 2; sc = rtems_semaphore_set_priority(cmtx_id, scheduler_a_id, prio, &prio); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(prio == 1); if (cpu_count > 1) { prio = 1; sc = rtems_semaphore_set_priority(cmtx_id, scheduler_b_id, prio, &prio); rtems_test_assert(sc == RTEMS_NOT_DEFINED); rtems_test_assert(prio == 2); } CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_a_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu)); if (cpu_count > 1) { CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_b_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &second_cpu)); } sc = rtems_task_create( rtems_build_name('T', 'A', 'S', 'K'), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &task_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_a_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &online_cpus)); rtems_test_assert(sched_get_priority_min(SCHED_RR) == 1); rtems_test_assert(sched_get_priority_max(SCHED_RR) == 254); sc = rtems_task_set_scheduler(task_id, scheduler_c_id, 1); rtems_test_assert(sc == RTEMS_UNSATISFIED); sc = rtems_task_set_scheduler(task_id, scheduler_c_id + 1, 1); rtems_test_assert(sc == RTEMS_INVALID_ID); if (cpu_count > 1) { sc = rtems_task_set_scheduler(task_id, scheduler_b_id, 1); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &online_cpus)); sc = rtems_task_set_affinity(task_id, sizeof(all_cpus), &all_cpus); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(task_id, sizeof(first_cpu), &first_cpu); rtems_test_assert(sc == RTEMS_INVALID_NUMBER); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_task_set_affinity(task_id, sizeof(online_cpus), &online_cpus); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(task_id, sizeof(second_cpu), &second_cpu); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_a_id, 1); rtems_test_assert(sc == RTEMS_UNSATISFIED); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_semaphore_obtain(imtx_id, RTEMS_WAIT, RTEMS_NO_TIMEOUT); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_b_id, 1); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_start(task_id, task, 0); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); rtems_test_assert(sc == RTEMS_SUCCESSFUL); /* Ensure that the other task waits for the mutex owned by us */ sc = rtems_task_wake_after(2); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(RTEMS_SELF, scheduler_b_id, 1); rtems_test_assert(sc == RTEMS_RESOURCE_IN_USE); sc = rtems_semaphore_release(imtx_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); rtems_test_assert(sc == RTEMS_SUCCESSFUL); } sc = rtems_task_delete(task_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_semaphore_delete(cmtx_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_semaphore_delete(imtx_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); test_scheduler_add_remove_processors(); }
static void test_task_get_set_affinity(void) { #if defined(__RTEMS_HAVE_SYS_CPUSET_H__) rtems_id self_id = rtems_task_self(); rtems_id task_id; rtems_status_code sc; cpu_set_t cpusetone; cpu_set_t cpuset; size_t big = 2 * CHAR_BIT * sizeof(cpu_set_t); size_t cpusetbigsize = CPU_ALLOC_SIZE(big); cpu_set_t *cpusetbigone; cpu_set_t *cpusetbig; CPU_ZERO(&cpusetone); CPU_SET(0, &cpusetone); sc = rtems_task_create( rtems_build_name('T', 'A', 'S', 'K'), 2, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &task_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_affinity(RTEMS_SELF, sizeof(cpuset), NULL); rtems_test_assert(sc == RTEMS_INVALID_ADDRESS); sc = rtems_task_set_affinity(RTEMS_SELF, sizeof(cpuset), NULL); rtems_test_assert(sc == RTEMS_INVALID_ADDRESS); sc = rtems_task_get_affinity(RTEMS_SELF, 0, &cpuset); rtems_test_assert(sc == RTEMS_INVALID_NUMBER); sc = rtems_task_set_affinity(RTEMS_SELF, 0, &cpuset); rtems_test_assert(sc == RTEMS_INVALID_NUMBER); sc = rtems_task_get_affinity(invalid_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_INVALID_ID); sc = rtems_task_set_affinity(invalid_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_INVALID_ID); sc = rtems_task_get_affinity(RTEMS_SELF, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &cpusetone)); sc = rtems_task_set_affinity(RTEMS_SELF, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(self_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &cpusetone)); cpusetbigone = CPU_ALLOC(big); rtems_test_assert(cpusetbigone != NULL); cpusetbig = CPU_ALLOC(big); rtems_test_assert(cpusetbig != NULL); CPU_ZERO_S(cpusetbigsize, cpusetbigone); CPU_SET_S(0, cpusetbigsize, cpusetbigone); sc = rtems_task_get_affinity(task_id, cpusetbigsize, cpusetbig); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL_S(cpusetbigsize, cpusetbig, cpusetbigone)); sc = rtems_task_set_affinity(task_id, cpusetbigsize, cpusetbig); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_delete(task_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); CPU_FREE(cpusetbig); CPU_FREE(cpusetbigone); #endif /* defined(__RTEMS_HAVE_SYS_CPUSET_H__) */ }
static void test(void) { rtems_status_code sc; rtems_id task_id; rtems_id scheduler_id; rtems_id scheduler_a_id; rtems_id scheduler_b_id; rtems_id scheduler_c_id; cpu_set_t cpuset; cpu_set_t first_cpu; cpu_set_t second_cpu; cpu_set_t all_cpus; main_task_id = rtems_task_self(); CPU_ZERO(&first_cpu); CPU_SET(0, &first_cpu); CPU_ZERO(&second_cpu); CPU_SET(1, &second_cpu); CPU_ZERO(&all_cpus); CPU_SET(0, &all_cpus); CPU_SET(1, &all_cpus); rtems_test_assert(rtems_get_current_processor() == 0); sc = rtems_scheduler_ident(SCHED_A, &scheduler_a_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_scheduler_ident(SCHED_B, &scheduler_b_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_a_id != scheduler_b_id); sc = rtems_scheduler_ident(SCHED_C, &scheduler_c_id); rtems_test_assert(sc == RTEMS_UNSATISFIED); CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_a_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu)); CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_b_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &second_cpu)); sc = rtems_task_create( rtems_build_name('T', 'A', 'S', 'K'), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &task_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_a_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu)); sc = rtems_task_set_scheduler(task_id, scheduler_b_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_b_id + 1); rtems_test_assert(sc == RTEMS_INVALID_ID); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &second_cpu)); sc = rtems_task_set_affinity(task_id, sizeof(all_cpus), &all_cpus); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(task_id, sizeof(first_cpu), &first_cpu); rtems_test_assert(sc == RTEMS_INVALID_NUMBER); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_task_set_affinity(task_id, sizeof(second_cpu), &second_cpu); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_task_start(task_id, task, 0); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_b_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_delete(task_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); }
static void test(void) { rtems_status_code sc; rtems_id task_id; rtems_id scheduler_id; rtems_id scheduler_a_id; rtems_id scheduler_b_id; rtems_id scheduler_c_id; rtems_task_priority prio; cpu_set_t cpuset; cpu_set_t first_cpu; cpu_set_t second_cpu; cpu_set_t all_cpus; uint32_t cpu_count; main_task_id = rtems_task_self(); CPU_ZERO(&first_cpu); CPU_SET(0, &first_cpu); CPU_ZERO(&second_cpu); CPU_SET(1, &second_cpu); CPU_ZERO(&all_cpus); CPU_SET(0, &all_cpus); CPU_SET(1, &all_cpus); cpu_count = rtems_get_processor_count(); rtems_test_assert(rtems_get_current_processor() == 0); sc = rtems_scheduler_ident(SCHED_A, &scheduler_a_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); if (cpu_count > 1) { sc = rtems_scheduler_ident(SCHED_B, &scheduler_b_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_a_id != scheduler_b_id); } sc = rtems_scheduler_ident(SCHED_C, &scheduler_c_id); rtems_test_assert(sc == RTEMS_UNSATISFIED); sc = rtems_semaphore_create( SCHED_A, 1, RTEMS_BINARY_SEMAPHORE | RTEMS_PRIORITY | RTEMS_PRIORITY_CEILING, 1, &sema_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); prio = 2; sc = rtems_semaphore_set_priority(sema_id, scheduler_a_id, prio, &prio); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(prio == 1); if (cpu_count > 1) { prio = 1; sc = rtems_semaphore_set_priority(sema_id, scheduler_b_id, prio, &prio); rtems_test_assert(sc == RTEMS_NOT_DEFINED); rtems_test_assert(prio == 2); } CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_a_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu)); if (cpu_count > 1) { CPU_ZERO(&cpuset); sc = rtems_scheduler_get_processor_set( scheduler_b_id, sizeof(cpuset), &cpuset ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &second_cpu)); } sc = rtems_task_create( rtems_build_name('T', 'A', 'S', 'K'), 1, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &task_id ); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_a_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu)); rtems_test_assert(sched_get_priority_min(SCHED_RR) == 1); rtems_test_assert(sched_get_priority_max(SCHED_RR) == 254); if (cpu_count > 1) { sc = rtems_task_set_scheduler(task_id, scheduler_b_id, 1); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_b_id + 1, 1); rtems_test_assert(sc == RTEMS_INVALID_ID); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); CPU_ZERO(&cpuset); sc = rtems_task_get_affinity(task_id, sizeof(cpuset), &cpuset); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(CPU_EQUAL(&cpuset, &second_cpu)); sc = rtems_task_set_affinity(task_id, sizeof(all_cpus), &all_cpus); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_affinity(task_id, sizeof(first_cpu), &first_cpu); rtems_test_assert(sc == RTEMS_INVALID_NUMBER); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_task_set_affinity(task_id, sizeof(second_cpu), &second_cpu); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_get_scheduler(task_id, &scheduler_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); rtems_test_assert(scheduler_id == scheduler_b_id); sc = rtems_task_start(task_id, task, 0); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_task_set_scheduler(task_id, scheduler_b_id, 1); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_event_transient_receive(RTEMS_WAIT, RTEMS_NO_TIMEOUT); rtems_test_assert(sc == RTEMS_SUCCESSFUL); } sc = rtems_task_delete(task_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); sc = rtems_semaphore_delete(sema_id); rtems_test_assert(sc == RTEMS_SUCCESSFUL); }
void Validate_affinity(void ) { cpu_set_t cpuset0; cpu_set_t cpuset1; cpu_set_t cpuset2; uint32_t i; int sc; int cpu_count; rtems_task_priority priority; char ch[2]; puts( "Init - Set Init priority to high"); sc = rtems_task_set_priority( Init_id, 1, &priority ); directive_failed( sc, "Set Init Priority" ); sc = rtems_task_get_affinity( Init_id, sizeof(cpu_set_t), &cpuset0 ); directive_failed( sc, "Get Affinity of Init Task" ); /* Get the number of processors that we are using. */ cpu_count = rtems_get_processor_count(); /* Fill the remaining cpus with med priority tasks */ puts( "Init - Create Medium priority tasks"); for (i=0; i<(cpu_count-1); i++){ sprintf(ch, "%01" PRId32, i+1 ); sc = rtems_task_create( rtems_build_name( 'C', 'P', 'U', ch[0] ), 2, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &Med_id[i] ); directive_failed( sc, "task create" ); sc = rtems_task_start( Med_id[i], Task_1, i+1 ); directive_failed( sc, "task start" ); sc = rtems_task_get_affinity( Med_id[i], sizeof(cpu_set_t), &cpuset2 ); directive_failed( sc, "Get Affinity of Medium Priority Task" ); rtems_test_assert( CPU_EQUAL(&cpuset0, &cpuset2) ); } /* * Create low priority thread for each remaining cpu with the affinity * set to only run on one cpu. */ puts( "Init - Create Low priority tasks"); for (i=0; i<cpu_count; i++){ CPU_ZERO(&cpuset1); CPU_SET(i, &cpuset1); sprintf(ch, "%01" PRId32, (uint32_t) 0 ); sc = rtems_task_create( rtems_build_name( 'X', 'T', 'R', ch[0] ), 10, RTEMS_MINIMUM_STACK_SIZE, RTEMS_DEFAULT_MODES, RTEMS_DEFAULT_ATTRIBUTES, &Low_id[i] ); directive_failed( sc, "task create" ); sc = rtems_task_set_affinity( Low_id[i], sizeof(cpu_set_t), &cpuset1 ); directive_failed( sc, "Low priority task set affinity" ); sc = rtems_task_start( Low_id[i], Task_1, i+1 ); directive_failed( sc, "task start" ); } /* Verify affinity on low priority tasks */ puts("Init - Verify affinity on Low priority tasks"); for (i=0; i<cpu_count; i++){ CPU_ZERO(&cpuset1); CPU_SET(i, &cpuset1); sc = rtems_task_get_affinity( Low_id[i], sizeof(cpu_set_t), &cpuset2 ); directive_failed( sc, "Low priority task get affinity" ); rtems_test_assert( CPU_EQUAL(&cpuset1, &cpuset2) ); } /* Change the affinity for each low priority task */ puts("Init - Change affinity on Low priority tasks"); CPU_COPY(&cpuset0, &cpuset1); for (i=0; i<cpu_count; i++){ CPU_CLR(i, &cpuset1); sc = rtems_task_set_affinity( Low_id[i], sizeof(cpu_set_t), &cpuset1 ); /* Verify no cpu's are now set in the cpuset */ if (i== (cpu_count-1)) { rtems_test_assert( sc == RTEMS_INVALID_NUMBER ); sc = rtems_task_set_affinity( Low_id[i], sizeof(cpu_set_t), &cpuset0 ); } directive_failed( sc, "Low priority task set affinity" ); } puts("Init - Validate affinity on Low priority tasks"); CPU_COPY(&cpuset0, &cpuset1); for (i=0; i<cpu_count; i++){ CPU_CLR(i, &cpuset1); sc = rtems_task_get_affinity( Low_id[i], sizeof(cpu_set_t), &cpuset2 ); directive_failed( sc, "Low priority task get affinity" ); if (i== (cpu_count-1)) rtems_test_assert( CPU_EQUAL(&cpuset0, &cpuset2) ); else rtems_test_assert( CPU_EQUAL(&cpuset1, &cpuset2) ); } }