1 | /* |
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2 | * Copyright (c) 2014 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/score/percpu.h> |
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23 | #include <rtems/score/smpimpl.h> |
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24 | #include <rtems/score/smpbarrier.h> |
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25 | |
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26 | #include <assert.h> |
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27 | #include <stdlib.h> |
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28 | |
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29 | const char rtems_test_name[] = "SMPFATAL 1"; |
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30 | |
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31 | #define MAX_CPUS 32 |
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32 | |
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33 | static uint32_t main_cpu; |
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34 | |
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35 | static SMP_barrier_Control barrier = SMP_BARRIER_CONTROL_INITIALIZER; |
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36 | |
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37 | static void Init(rtems_task_argument arg) |
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38 | { |
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39 | assert(0); |
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40 | } |
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41 | |
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42 | static void fatal_extension( |
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43 | rtems_fatal_source source, |
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44 | bool always_set_to_false, |
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45 | rtems_fatal_code code |
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46 | ) |
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47 | { |
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48 | SMP_barrier_State barrier_state = SMP_BARRIER_STATE_INITIALIZER; |
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49 | |
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50 | if (source == RTEMS_FATAL_SOURCE_SMP) { |
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51 | uint32_t self = rtems_get_current_processor(); |
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52 | |
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53 | assert(!always_set_to_false); |
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54 | assert(code == SMP_FATAL_SHUTDOWN); |
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55 | |
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56 | if (self == main_cpu) { |
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57 | uint32_t cpu; |
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58 | |
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59 | for (cpu = 0; cpu < MAX_CPUS; ++cpu) { |
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60 | const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu ); |
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61 | Per_CPU_State state = per_cpu->state; |
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62 | |
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63 | assert(state == PER_CPU_STATE_SHUTDOWN); |
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64 | } |
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65 | |
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66 | TEST_END(); |
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67 | } |
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68 | } |
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69 | |
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70 | _SMP_barrier_Wait(&barrier, &barrier_state, rtems_get_processor_count()); |
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71 | } |
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72 | |
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73 | static rtems_status_code test_driver_init( |
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74 | rtems_device_major_number major, |
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75 | rtems_device_minor_number minor, |
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76 | void *arg |
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77 | ) |
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78 | { |
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79 | uint32_t self = rtems_get_current_processor(); |
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80 | uint32_t cpu_count = rtems_get_processor_count(); |
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81 | uint32_t cpu; |
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82 | |
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83 | TEST_BEGIN(); |
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84 | |
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85 | assert(rtems_configuration_get_maximum_processors() == MAX_CPUS); |
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86 | |
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87 | main_cpu = self; |
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88 | |
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89 | for (cpu = 0; cpu < MAX_CPUS; ++cpu) { |
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90 | const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu ); |
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91 | Per_CPU_State state = per_cpu->state; |
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92 | |
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93 | if (cpu == self) { |
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94 | assert(state == PER_CPU_STATE_INITIAL); |
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95 | } else if (cpu < cpu_count) { |
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96 | assert( |
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97 | state == PER_CPU_STATE_INITIAL |
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98 | || state == PER_CPU_STATE_READY_TO_START_MULTITASKING |
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99 | ); |
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100 | } else { |
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101 | assert(state == PER_CPU_STATE_INITIAL); |
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102 | } |
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103 | } |
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104 | |
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105 | if (cpu_count > 1) { |
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106 | uint32_t other = (self + 1) % cpu_count; |
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107 | Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( other ); |
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108 | |
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109 | per_cpu->state = PER_CPU_STATE_SHUTDOWN; |
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110 | } else { |
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111 | TEST_END(); |
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112 | exit(0); |
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113 | } |
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114 | |
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115 | return RTEMS_SUCCESSFUL; |
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116 | } |
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117 | |
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118 | #define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER |
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119 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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120 | |
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121 | #define CONFIGURE_APPLICATION_EXTRA_DRIVERS \ |
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122 | { .initialization_entry = test_driver_init } |
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123 | |
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124 | #define CONFIGURE_INITIAL_EXTENSIONS \ |
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125 | { .fatal = fatal_extension }, \ |
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126 | RTEMS_TEST_INITIAL_EXTENSION |
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127 | |
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128 | #define CONFIGURE_MAXIMUM_PROCESSORS MAX_CPUS |
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129 | |
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130 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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131 | |
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132 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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133 | |
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134 | #define CONFIGURE_INIT |
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135 | |
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136 | #include <rtems/confdefs.h> |
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