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2260 | hudecek | 1 | /* |
2 | * Copyright (c) 2007 Jan Hudecek |
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3 | * Copyright (c) 2005 Jakub Jermar |
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4 | * All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions |
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8 | * are met: |
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9 | * |
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10 | * - Redistributions of source code must retain the above copyright |
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11 | * notice, this list of conditions and the following disclaimer. |
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12 | * - Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * - The name of the author may not be used to endorse or promote products |
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16 | * derived from this software without specific prior written permission. |
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17 | * |
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18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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28 | */ |
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29 | |||
30 | #include <print.h> |
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2283 | hudecek | 31 | #include <arch.h> |
2260 | hudecek | 32 | #include <test.h> |
2265 | hudecek | 33 | #include <proc/tasklet.h> |
2260 | hudecek | 34 | #include <synch/waitq.h> |
2283 | hudecek | 35 | #include <cpu.h> |
36 | #include <proc/thread.h> |
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2260 | hudecek | 37 | #include <arch/types.h> |
2283 | hudecek | 38 | #include <config.h> |
2260 | hudecek | 39 | |
40 | static void func(void *data) |
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41 | { |
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2283 | hudecek | 42 | printf("cpu%d: %s",CPU->id, data); |
2260 | hudecek | 43 | } |
44 | |||
2283 | hudecek | 45 | bool gquiet; |
2307 | hudecek | 46 | #ifdef CONFIG_SMP |
2283 | hudecek | 47 | |
48 | static void running_tasklet(void * data) |
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49 | { |
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50 | waitq_t wq; |
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51 | waitq_initialize(&wq); |
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52 | |||
53 | tasklet_descriptor_t *tasklet_desc; |
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54 | //before we start we need to register a tasklet |
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55 | if (!gquiet) |
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2292 | hudecek | 56 | printf("cpu:%d, Registering tasklet...", CPU->id); |
2283 | hudecek | 57 | if (!gquiet) |
2292 | hudecek | 58 | tasklet_desc=tasklet_register(&func, "\nTasklet called and received data\n"); |
2283 | hudecek | 59 | else |
60 | tasklet_desc=tasklet_register(&func, ""); |
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61 | if (!gquiet) |
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62 | printf("Done!\n"); |
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63 | |||
64 | //first we'll try disabling the tasklet |
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65 | if (!gquiet) |
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2292 | hudecek | 66 | printf("cpu:%d, Disabling tasklet...", CPU->id); |
2283 | hudecek | 67 | tasklet_disable(tasklet_desc); |
68 | if (!gquiet) |
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69 | printf("Done!\n"); |
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70 | |||
71 | //we'll schedule the disabled tasklet |
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72 | if (!gquiet) |
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2292 | hudecek | 73 | printf("cpu:%d, Scheduling tasklet...", CPU->id); |
2283 | hudecek | 74 | tasklet_schedule(tasklet_desc); |
75 | if (!gquiet) |
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76 | printf("Done!\n"); |
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77 | |||
78 | //and we'll wait if it gets called. It shouldn't however, because it's disabled |
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79 | if (!gquiet) |
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2292 | hudecek | 80 | printf("cpu:%d, Waiting 1s...\n", CPU->id); |
2283 | hudecek | 81 | waitq_sleep_timeout(&wq,(uint32_t) 1000000,0); |
82 | if (!gquiet) |
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2292 | hudecek | 83 | printf("cpu:%d, Done!\n", CPU->id); |
2283 | hudecek | 84 | |
85 | //then we'll try to enable it |
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86 | if (!gquiet) |
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2292 | hudecek | 87 | printf("cpu:%d, Enabling tasklet...", CPU->id); |
2283 | hudecek | 88 | tasklet_enable(tasklet_desc); |
89 | if (!gquiet) |
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90 | printf("Done!\n"); |
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91 | |||
92 | //and wait if it gets called this time. It should because it's enabled |
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93 | if (!gquiet) |
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2292 | hudecek | 94 | printf("cpu:%d, Waiting 1s...\n", CPU->id); |
2283 | hudecek | 95 | waitq_sleep_timeout(&wq,(uint32_t) 1000000,0); |
96 | if (!gquiet) |
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2292 | hudecek | 97 | printf("cpu:%d, Done!\n", CPU->id); |
2283 | hudecek | 98 | |
99 | //finally we'll free the tasklet structure |
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100 | if (!gquiet) |
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2292 | hudecek | 101 | printf("cpu:%d, Freeing...", CPU->id); |
2283 | hudecek | 102 | tasklet_free(tasklet_desc); |
103 | if (!gquiet) |
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104 | printf("Done!\n"); |
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105 | } |
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2307 | hudecek | 106 | #endif |
2260 | hudecek | 107 | char * test_tasklet1(bool quiet) |
108 | { |
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2283 | hudecek | 109 | gquiet = quiet; |
2260 | hudecek | 110 | waitq_t wq; |
111 | waitq_initialize(&wq); |
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112 | tasklet_descriptor_t *tasklet_desc; |
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2307 | hudecek | 113 | #ifdef CONFIG_SMP |
2292 | hudecek | 114 | thread_t* second_thread = NULL; |
115 | if (!quiet) |
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116 | printf("cpus:%d\n", config.cpu_active); |
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117 | |||
2283 | hudecek | 118 | if (config.cpu_active >1) { |
119 | second_thread = thread_create(&running_tasklet, NULL, TASK, THREAD_FLAG_WIRED,"running tasklet", false); |
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120 | if (CPU->id == 0) |
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121 | second_thread->cpu = &cpus[1]; |
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122 | else |
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123 | second_thread->cpu = &cpus[0]; |
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124 | thread_ready(second_thread); |
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125 | } |
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126 | #endif |
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2260 | hudecek | 127 | |
128 | //before we start we need to register a tasklet |
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129 | if (!quiet) |
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2292 | hudecek | 130 | printf("cpu:%d, Registering tasklet...", CPU->id); |
2260 | hudecek | 131 | if (!quiet) |
132 | tasklet_desc=tasklet_register(&func, "\nTasklet called and received data\n"); |
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133 | else |
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134 | tasklet_desc=tasklet_register(&func, ""); |
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135 | if (!quiet) |
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136 | printf("Done!\n"); |
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137 | |||
138 | //first we'll try disabling the tasklet |
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139 | if (!quiet) |
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2292 | hudecek | 140 | printf("cpu:%d, Disabling tasklet...", CPU->id); |
2260 | hudecek | 141 | tasklet_disable(tasklet_desc); |
142 | if (!quiet) |
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143 | printf("Done!\n"); |
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144 | |||
145 | //we'll schedule the disabled tasklet |
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146 | if (!quiet) |
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2292 | hudecek | 147 | printf("cpu:%d, Scheduling tasklet...", CPU->id); |
2260 | hudecek | 148 | tasklet_schedule(tasklet_desc); |
149 | if (!quiet) |
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150 | printf("Done!\n"); |
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151 | |||
2283 | hudecek | 152 | //and we'll wait if it gets called. It shouldn't however, because it's disabled |
2260 | hudecek | 153 | if (!quiet) |
2292 | hudecek | 154 | printf("cpu:%d, Waiting 1s...\n", CPU->id); |
2283 | hudecek | 155 | waitq_sleep_timeout(&wq,(uint32_t) 1000000,0); |
2260 | hudecek | 156 | if (!quiet) |
2292 | hudecek | 157 | printf("cpu:%d, Done!\n", CPU->id); |
2260 | hudecek | 158 | |
2292 | hudecek | 159 | |
2260 | hudecek | 160 | //then we'll try to enable it |
161 | if (!quiet) |
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2292 | hudecek | 162 | printf("cpu:%d, Enabling tasklet...", CPU->id); |
2260 | hudecek | 163 | tasklet_enable(tasklet_desc); |
164 | if (!quiet) |
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165 | printf("Done!\n"); |
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166 | |||
2283 | hudecek | 167 | //and wait if it gets called this time. It should because it's enabled |
2260 | hudecek | 168 | if (!quiet) |
2292 | hudecek | 169 | printf("cpu:%d, Waiting 1s...\n", CPU->id); |
2283 | hudecek | 170 | waitq_sleep_timeout(&wq,(uint32_t) 1000000,0); |
2260 | hudecek | 171 | if (!quiet) |
2292 | hudecek | 172 | printf("cpu:%d, Done!\n", CPU->id); |
173 | #ifdef CONFIG_SMP |
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174 | if (config.cpu_active >1) { |
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175 | printf("Joining with the second thread..."); |
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176 | thread_join(second_thread); |
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177 | printf("Done\n"); |
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178 | } |
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2260 | hudecek | 179 | |
2292 | hudecek | 180 | #endif |
2260 | hudecek | 181 | //finally we'll free the tasklet structure |
182 | if (!quiet) |
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2292 | hudecek | 183 | printf("cpu:%d, Freeing...", CPU->id); |
2260 | hudecek | 184 | tasklet_free(tasklet_desc); |
185 | if (!quiet) |
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186 | printf("Done!\n"); |
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187 | |||
188 | |||
189 | return NULL; |
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190 | } |