4.115
Last change
on this file since 0c3edbf was
0c3edbf,
checked in by Sebastian Huber <sebastian.huber@…>, on 07/25/13 at 08:46:15
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Include missing <rtems/score/threaddispatch.h>
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Property mode set to
100644
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File size:
1.1 KB
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1 | /* |
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2 | * Instantiate the clock driver shell. |
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3 | * |
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4 | * Since there is no clock source on the simulator, we fake |
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5 | * it with a special IDLE task. |
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6 | */ |
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7 | |
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8 | #include <rtems.h> |
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9 | #include <rtems/score/percpu.h> |
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10 | #include <rtems/score/threaddispatch.h> |
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11 | |
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12 | #define CLOCK_VECTOR 0 |
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13 | |
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14 | #define Clock_driver_support_at_tick() |
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15 | |
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16 | #define Clock_driver_support_install_isr( _new, _old ) \ |
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17 | do { _old = 0; } while(0) |
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18 | |
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19 | volatile bool clock_driver_enabled; |
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20 | |
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21 | #define Clock_driver_support_initialize_hardware() \ |
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22 | do { \ |
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23 | clock_driver_enabled = true; \ |
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24 | } while (0) |
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25 | |
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26 | #define Clock_driver_support_shutdown_hardware() \ |
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27 | do { \ |
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28 | clock_driver_enabled = false; \ |
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29 | } while (0) |
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30 | |
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31 | #include "clockdrv_shell.h" |
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32 | |
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33 | /* |
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34 | * Since there is no interrupt on this simulator, let's just |
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35 | * fake time passing. This will not let preemption from an |
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36 | * interrupt work but is enough for many tests. |
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37 | */ |
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38 | Thread clock_driver_sim_idle_body( |
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39 | uintptr_t ignored |
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40 | ) |
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41 | { |
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42 | for( ; ; ) { |
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43 | if ( clock_driver_enabled ) { |
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44 | _Thread_Disable_dispatch(); |
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45 | _ISR_Nest_level++; |
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46 | rtems_clock_tick(); |
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47 | _ISR_Nest_level--; |
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48 | _Thread_Enable_dispatch(); |
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49 | } |
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50 | } |
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51 | return 0; /* to avoid warning */ |
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52 | } |
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