1 | /* |
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2 | * Copyright (c) 2011 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Obere Lagerstr. 30 |
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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.com/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 | static rtems_task Init(rtems_task_argument argument) |
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22 | { |
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23 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
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24 | rtems_interrupt_lock lock = RTEMS_INTERRUPT_LOCK_INITIALIZER; |
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25 | rtems_interrupt_level level; |
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26 | rtems_interval t0 = 0; |
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27 | rtems_interval t1 = 0; |
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28 | int i = 0; |
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29 | int n = 0; |
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30 | struct timespec uptime; |
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31 | struct timespec new_uptime; |
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32 | |
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33 | puts("\n\n*** TEST NANO SECONDS EXTENSION 1 ***"); |
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34 | |
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35 | /* Align with clock tick */ |
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36 | t0 = rtems_clock_get_ticks_since_boot(); |
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37 | while ((t1 = rtems_clock_get_ticks_since_boot()) == t0) { |
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38 | /* Do nothing */ |
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39 | } |
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40 | |
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41 | t0 = t1; |
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42 | sc = rtems_clock_get_uptime(&uptime); |
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43 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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44 | while ((t1 = rtems_clock_get_ticks_since_boot()) == t0) { |
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45 | ++n; |
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46 | sc = rtems_clock_get_uptime(&new_uptime); |
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47 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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48 | rtems_test_assert(!_Timespec_Less_than(&new_uptime, &uptime)); |
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49 | uptime = new_uptime; |
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50 | } |
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51 | |
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52 | n = (3 * n) / 2; |
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53 | |
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54 | rtems_interrupt_lock_acquire(&lock, level); |
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55 | sc = rtems_clock_get_uptime(&uptime); |
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56 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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57 | for (i = 0; i < n; ++i) { |
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58 | /* Preserve execution time of previous loop */ |
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59 | rtems_clock_get_ticks_since_boot(); |
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60 | |
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61 | sc = rtems_clock_get_uptime(&new_uptime); |
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62 | rtems_test_assert(sc == RTEMS_SUCCESSFUL); |
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63 | rtems_test_assert(!_Timespec_Less_than(&new_uptime, &uptime)); |
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64 | uptime = new_uptime; |
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65 | } |
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66 | rtems_interrupt_lock_release(&lock, level); |
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67 | |
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68 | puts("*** END OF TEST NANO SECONDS EXTENSION 1 ***"); |
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69 | |
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70 | rtems_test_exit(0); |
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71 | } |
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72 | |
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73 | #define CONFIGURE_INIT |
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74 | |
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75 | #define CONFIGURE_MICROSECONDS_PER_TICK 100000 |
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76 | |
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77 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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78 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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79 | |
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80 | #define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM |
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81 | |
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82 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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83 | #define CONFIGURE_MAXIMUM_DRIVERS 2 |
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84 | |
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85 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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86 | |
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87 | #include <rtems/confdefs.h> |
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