[03b900d] | 1 | /* |
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| 2 | * Copyright (c) 2016 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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| 12 | * http://www.rtems.org/license/LICENSE. |
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| 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 "tmacros.h" |
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| 20 | |
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| 21 | #include <rtems.h> |
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| 22 | #include <rtems/libcsupport.h> |
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| 23 | #include <rtems/score/percpu.h> |
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| 24 | #include <rtems/score/smpbarrier.h> |
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| 25 | |
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| 26 | #include <test_support.h> |
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| 27 | |
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| 28 | #define CPU_COUNT 2 |
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| 29 | |
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| 30 | #define SCHEDULER_A rtems_build_name(' ', ' ', ' ', 'A') |
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| 31 | |
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| 32 | #define SCHEDULER_B rtems_build_name(' ', ' ', ' ', 'B') |
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| 33 | |
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| 34 | const char rtems_test_name[] = "SMPCLOCK 1"; |
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| 35 | |
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| 36 | typedef struct { |
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| 37 | SMP_barrier_Control barrier; |
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| 38 | SMP_barrier_State delay_barrier_state; |
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| 39 | SMP_barrier_State timer_barrier_state; |
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| 40 | } test_context; |
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| 41 | |
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| 42 | static test_context test_instance = { |
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| 43 | .barrier = SMP_BARRIER_CONTROL_INITIALIZER, |
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| 44 | .delay_barrier_state = SMP_BARRIER_STATE_INITIALIZER, |
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| 45 | .timer_barrier_state = SMP_BARRIER_STATE_INITIALIZER |
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| 46 | }; |
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| 47 | |
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| 48 | static void wait(test_context *ctx, SMP_barrier_State *bs) |
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| 49 | { |
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| 50 | _SMP_barrier_Wait(&ctx->barrier, bs, CPU_COUNT); |
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| 51 | } |
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| 52 | |
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| 53 | static void timer_isr(rtems_id id, void *arg) |
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| 54 | { |
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| 55 | test_context *ctx = arg; |
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| 56 | |
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| 57 | /* (B) */ |
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| 58 | wait(ctx, &ctx->timer_barrier_state); |
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| 59 | } |
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| 60 | |
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| 61 | static void timer_task(rtems_task_argument arg) |
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| 62 | { |
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| 63 | test_context *ctx = (test_context *) arg; |
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| 64 | rtems_status_code sc; |
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| 65 | rtems_id timer_id; |
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| 66 | |
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[03c9f24] | 67 | rtems_test_assert(rtems_scheduler_get_processor() == 1); |
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[03b900d] | 68 | |
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| 69 | sc = rtems_timer_create(SCHEDULER_B, &timer_id); |
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| 70 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 71 | |
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| 72 | /* (A) */ |
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| 73 | wait(ctx, &ctx->timer_barrier_state); |
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| 74 | |
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| 75 | sc = rtems_timer_fire_after(timer_id, 1, timer_isr, ctx); |
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| 76 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 77 | |
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| 78 | sc = rtems_task_wake_after(1); |
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| 79 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 80 | |
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| 81 | sc = rtems_timer_delete(timer_id); |
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| 82 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 83 | |
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| 84 | /* (C) */ |
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| 85 | wait(ctx, &ctx->timer_barrier_state); |
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| 86 | |
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| 87 | while (true) { |
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| 88 | /* Wait for deletion */ |
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| 89 | } |
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| 90 | } |
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| 91 | |
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| 92 | static void delay_clock_tick(test_context *ctx) |
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| 93 | { |
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| 94 | rtems_interrupt_level level; |
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| 95 | const Per_CPU_Control *cpu_self = _Per_CPU_Get_by_index(0); |
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| 96 | const Per_CPU_Control *cpu_other = _Per_CPU_Get_by_index(1); |
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| 97 | uint64_t ticks; |
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| 98 | |
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[03c9f24] | 99 | rtems_test_assert(rtems_scheduler_get_processor() == 0); |
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[03b900d] | 100 | |
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| 101 | rtems_test_spin_until_next_tick(); |
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| 102 | ticks = cpu_self->Watchdog.ticks; |
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| 103 | |
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| 104 | rtems_interrupt_local_disable(level); |
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| 105 | |
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| 106 | /* (A) */ |
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| 107 | wait(ctx, &ctx->delay_barrier_state); |
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| 108 | |
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| 109 | /* (B) */ |
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| 110 | wait(ctx, &ctx->delay_barrier_state); |
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| 111 | |
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| 112 | rtems_test_assert(cpu_self->Watchdog.ticks == ticks); |
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| 113 | rtems_test_assert(cpu_other->Watchdog.ticks == ticks + 1); |
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| 114 | |
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| 115 | rtems_interrupt_local_enable(level); |
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| 116 | |
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| 117 | rtems_test_assert(cpu_self->Watchdog.ticks == ticks + 1); |
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| 118 | rtems_test_assert(cpu_other->Watchdog.ticks == ticks + 1); |
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| 119 | |
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| 120 | /* (C) */ |
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| 121 | wait(ctx, &ctx->delay_barrier_state); |
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| 122 | } |
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| 123 | |
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| 124 | static void test(void) |
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| 125 | { |
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| 126 | test_context *ctx = &test_instance; |
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| 127 | rtems_status_code sc; |
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| 128 | rtems_id scheduler_b_id; |
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| 129 | rtems_id task_id; |
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| 130 | |
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| 131 | sc = rtems_scheduler_ident(SCHEDULER_B, &scheduler_b_id); |
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| 132 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 133 | |
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| 134 | sc = rtems_task_create( |
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| 135 | SCHEDULER_B, |
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[c0bd006] | 136 | 255, |
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[03b900d] | 137 | RTEMS_MINIMUM_STACK_SIZE, |
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| 138 | RTEMS_DEFAULT_MODES, |
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| 139 | RTEMS_DEFAULT_ATTRIBUTES, |
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| 140 | &task_id |
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| 141 | ); |
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| 142 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 143 | |
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[c0bd006] | 144 | sc = rtems_task_set_scheduler(task_id, scheduler_b_id, 1); |
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[03b900d] | 145 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 146 | |
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| 147 | sc = rtems_task_start(task_id, timer_task, (rtems_task_argument) ctx); |
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| 148 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 149 | |
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| 150 | delay_clock_tick(ctx); |
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| 151 | |
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| 152 | sc = rtems_task_delete(task_id); |
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| 153 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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| 154 | } |
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| 155 | |
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| 156 | static void Init(rtems_task_argument arg) |
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| 157 | { |
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| 158 | rtems_resource_snapshot snapshot; |
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| 159 | |
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| 160 | TEST_BEGIN(); |
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| 161 | |
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| 162 | rtems_resource_snapshot_take(&snapshot); |
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| 163 | |
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| 164 | if (rtems_get_processor_count() == CPU_COUNT) { |
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| 165 | test(); |
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| 166 | } |
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| 167 | |
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| 168 | rtems_test_assert(rtems_resource_snapshot_check(&snapshot)); |
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| 169 | |
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| 170 | TEST_END(); |
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| 171 | rtems_test_exit(0); |
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| 172 | } |
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| 173 | |
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| 174 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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[c4b8b147] | 175 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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[03b900d] | 176 | |
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[54835ae] | 177 | #define CONFIGURE_MAXIMUM_PROCESSORS CPU_COUNT |
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[03b900d] | 178 | |
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| 179 | #define CONFIGURE_SCHEDULER_SIMPLE_SMP |
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| 180 | |
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| 181 | #include <rtems/scheduler.h> |
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| 182 | |
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[6fadb7af] | 183 | RTEMS_SCHEDULER_SIMPLE_SMP(a); |
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| 184 | RTEMS_SCHEDULER_SIMPLE_SMP(b); |
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[03b900d] | 185 | |
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[6fadb7af] | 186 | #define CONFIGURE_SCHEDULER_TABLE_ENTRIES \ |
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| 187 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(a, SCHEDULER_A), \ |
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| 188 | RTEMS_SCHEDULER_TABLE_SIMPLE_SMP(b, SCHEDULER_B) |
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[03b900d] | 189 | |
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[6fadb7af] | 190 | #define CONFIGURE_SCHEDULER_ASSIGNMENTS \ |
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[03b900d] | 191 | RTEMS_SCHEDULER_ASSIGN(0, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_MANDATORY), \ |
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| 192 | RTEMS_SCHEDULER_ASSIGN(1, RTEMS_SCHEDULER_ASSIGN_PROCESSOR_OPTIONAL) |
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| 193 | |
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| 194 | #define CONFIGURE_MAXIMUM_TASKS CPU_COUNT |
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| 195 | |
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| 196 | #define CONFIGURE_MAXIMUM_TIMERS 1 |
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| 197 | |
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| 198 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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| 199 | |
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| 200 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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| 201 | |
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| 202 | #define CONFIGURE_INIT |
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| 203 | |
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| 204 | #include <rtems/confdefs.h> |
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