[8b222be] | 1 | /* |
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| 2 | * Copyright (c) 2013 embedded brains GmbH. All rights reserved. |
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| 3 | * |
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| 4 | * embedded brains GmbH |
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| 5 | * Dornierstr. 4 |
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| 6 | * 82178 Puchheim |
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| 7 | * Germany |
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| 8 | * <rtems@embedded-brains.de> |
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| 9 | * |
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| 10 | * The license and distribution terms for this file may be |
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| 11 | * found in the file LICENSE in this distribution or at |
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[c499856] | 12 | * http://www.rtems.org/license/LICENSE. |
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[8b222be] | 13 | */ |
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| 14 | |
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| 15 | #ifdef HAVE_CONFIG_H |
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| 16 | #include "config.h" |
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| 17 | #endif |
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| 18 | |
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| 19 | #include <rtems.h> |
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[2d36931] | 20 | #include <rtems/score/threadimpl.h> |
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[8b222be] | 21 | |
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| 22 | #include "tmacros.h" |
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| 23 | |
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[c3cd7e7] | 24 | const char rtems_test_name[] = "SMPSCHEDULER 1"; |
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[ad48ebb] | 25 | |
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[8b222be] | 26 | #define CPU_COUNT 2 |
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| 27 | |
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| 28 | #define TASK_COUNT 4 |
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| 29 | |
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| 30 | #define FIRST_TASK_PRIORITY 1 |
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| 31 | |
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| 32 | #define SECOND_TASK_READY RTEMS_EVENT_0 |
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| 33 | |
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| 34 | static rtems_id task_ids[TASK_COUNT]; |
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| 35 | |
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| 36 | static void suspend(size_t i) |
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| 37 | { |
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| 38 | rtems_status_code sc = rtems_task_suspend(task_ids[i]); |
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| 39 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 40 | } |
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| 41 | |
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| 42 | static void resume(size_t i) |
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| 43 | { |
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| 44 | rtems_status_code sc = rtems_task_resume(task_ids[i]); |
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| 45 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 46 | } |
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| 47 | |
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| 48 | static void task(rtems_task_argument arg) |
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| 49 | { |
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| 50 | rtems_task_priority task_priority; |
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| 51 | rtems_status_code sc; |
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| 52 | |
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| 53 | sc = rtems_task_set_priority( |
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| 54 | RTEMS_SELF, |
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| 55 | RTEMS_CURRENT_PRIORITY, |
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| 56 | &task_priority |
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| 57 | ); |
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| 58 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 59 | |
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| 60 | if (arg == 1) { |
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| 61 | sc = rtems_event_send(task_ids[0], SECOND_TASK_READY); |
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| 62 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 63 | } |
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| 64 | |
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| 65 | while (true) { |
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| 66 | /* Do nothing */ |
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| 67 | } |
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| 68 | } |
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| 69 | |
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| 70 | static bool is_per_cpu_state_ok(void) |
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| 71 | { |
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| 72 | bool ok = true; |
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[4bc8d2e] | 73 | uint32_t n = rtems_get_processor_count(); |
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[8b222be] | 74 | uint32_t i; |
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| 75 | |
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| 76 | for (i = 0; i < n; ++i) { |
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[fe52e7c0] | 77 | const Thread_Control *thread = _Per_CPU_Get_by_index(i)->executing; |
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[8b222be] | 78 | uint32_t count = 0; |
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| 79 | uint32_t j; |
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| 80 | |
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| 81 | for (j = 0; j < n; ++j) { |
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[fe52e7c0] | 82 | const Per_CPU_Control *cpu = _Per_CPU_Get_by_index(j); |
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[8b222be] | 83 | const Thread_Control *executing = cpu->executing; |
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| 84 | const Thread_Control *heir = cpu->heir; |
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| 85 | |
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| 86 | if (i != j) { |
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| 87 | count += executing == thread; |
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| 88 | count += heir == thread; |
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| 89 | } else { |
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| 90 | ++count; |
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| 91 | } |
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| 92 | |
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[2d36931] | 93 | ok = ok && _Thread_Get_CPU( executing ) == cpu; |
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| 94 | ok = ok && _Thread_Get_CPU( heir ) == cpu; |
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[8b222be] | 95 | } |
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| 96 | |
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| 97 | ok = ok && (count == 1); |
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| 98 | } |
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| 99 | |
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| 100 | return ok; |
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| 101 | } |
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| 102 | |
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| 103 | static void test_scheduler_cross(void) |
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| 104 | { |
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| 105 | bool per_cpu_state_ok; |
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| 106 | |
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| 107 | _Thread_Disable_dispatch(); |
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| 108 | |
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| 109 | suspend(0); |
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| 110 | suspend(1); |
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| 111 | resume(0); |
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| 112 | resume(1); |
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| 113 | |
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| 114 | per_cpu_state_ok = is_per_cpu_state_ok(); |
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| 115 | |
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| 116 | _Thread_Enable_dispatch(); |
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| 117 | |
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| 118 | rtems_test_assert(per_cpu_state_ok); |
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| 119 | } |
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| 120 | |
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| 121 | static void test_scheduler_move_heir(void) |
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| 122 | { |
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| 123 | bool per_cpu_state_ok; |
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| 124 | |
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| 125 | _Thread_Disable_dispatch(); |
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| 126 | |
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| 127 | suspend(2); |
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| 128 | suspend(3); |
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| 129 | suspend(0); |
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| 130 | resume(2); |
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| 131 | suspend(1); |
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| 132 | resume(3); |
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| 133 | resume(0); |
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| 134 | |
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| 135 | per_cpu_state_ok = is_per_cpu_state_ok(); |
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| 136 | |
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| 137 | resume(1); |
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| 138 | |
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| 139 | _Thread_Enable_dispatch(); |
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| 140 | |
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| 141 | rtems_test_assert(per_cpu_state_ok); |
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| 142 | } |
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| 143 | |
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| 144 | static void test(void) |
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| 145 | { |
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| 146 | rtems_event_set events; |
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| 147 | rtems_status_code sc; |
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| 148 | rtems_task_argument task_index; |
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| 149 | |
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| 150 | task_ids[0] = rtems_task_self(); |
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| 151 | |
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| 152 | for (task_index = 1; task_index < TASK_COUNT; ++task_index) { |
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| 153 | rtems_id task_id; |
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| 154 | |
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| 155 | sc = rtems_task_create( |
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| 156 | rtems_build_name('T', 'A', 'S', 'K'), |
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| 157 | FIRST_TASK_PRIORITY + task_index, |
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| 158 | RTEMS_MINIMUM_STACK_SIZE, |
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| 159 | RTEMS_DEFAULT_MODES, |
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| 160 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 161 | &task_id |
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| 162 | ); |
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| 163 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 164 | |
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| 165 | sc = rtems_task_start(task_id, task, task_index); |
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| 166 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 167 | |
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| 168 | task_ids[task_index] = task_id; |
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| 169 | } |
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| 170 | |
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| 171 | sc = rtems_event_receive( |
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| 172 | SECOND_TASK_READY, |
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| 173 | RTEMS_EVENT_ALL | RTEMS_WAIT, |
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| 174 | RTEMS_NO_TIMEOUT, |
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| 175 | &events |
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| 176 | ); |
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| 177 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 178 | rtems_test_assert(events == SECOND_TASK_READY); |
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| 179 | |
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| 180 | test_scheduler_cross(); |
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| 181 | test_scheduler_move_heir(); |
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| 182 | } |
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| 183 | |
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| 184 | static void Init(rtems_task_argument arg) |
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| 185 | { |
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[ad48ebb] | 186 | TEST_BEGIN(); |
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[8b222be] | 187 | |
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| 188 | test(); |
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| 189 | |
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[ad48ebb] | 190 | TEST_END(); |
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[8b222be] | 191 | rtems_test_exit(0); |
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| 192 | } |
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| 193 | |
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| 194 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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| 195 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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| 196 | |
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| 197 | #define CONFIGURE_SMP_APPLICATION |
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| 198 | |
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| 199 | #define CONFIGURE_SMP_MAXIMUM_PROCESSORS CPU_COUNT |
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| 200 | |
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| 201 | #define CONFIGURE_MAXIMUM_TASKS TASK_COUNT |
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| 202 | |
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| 203 | #define CONFIGURE_INIT_TASK_PRIORITY FIRST_TASK_PRIORITY |
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| 204 | #define CONFIGURE_INIT_TASK_INITIAL_MODES RTEMS_DEFAULT_MODES |
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| 205 | #define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_DEFAULT_ATTRIBUTES |
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| 206 | |
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[ad48ebb] | 207 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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| 208 | |
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[8b222be] | 209 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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| 210 | |
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| 211 | #define CONFIGURE_INIT |
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| 212 | |
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| 213 | #include <rtems/confdefs.h> |
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