1 | /* support.h |
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2 | * |
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3 | * This include file contains information about support functions for |
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4 | * the RTEMS API. |
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5 | * |
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6 | * COPYRIGHT (c) 1989-1999. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.rtems.com/license/LICENSE. |
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12 | * |
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13 | * $Id$ |
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14 | */ |
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15 | |
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16 | #ifndef __RTEMS_RTEMS_SUPPORT_h |
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17 | #define __RTEMS_RTEMS_SUPPORT_h |
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18 | |
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19 | #ifdef __cplusplus |
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20 | extern "C" { |
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21 | #endif |
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22 | |
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23 | #include <rtems/rtems/types.h> |
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24 | |
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25 | /* |
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26 | * rtems_build_name |
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27 | * |
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28 | * DESCRIPTION: |
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29 | * |
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30 | * This function returns an object name composed of the four characters |
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31 | * C1, C2, C3, and C4. |
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32 | * |
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33 | * NOTE: |
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34 | * |
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35 | * This must be implemented as a macro for use in Configuration Tables. |
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36 | * |
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37 | */ |
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38 | |
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39 | #define rtems_build_name( _C1, _C2, _C3, _C4 ) \ |
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40 | ( (unsigned32)(_C1) << 24 | (unsigned32)(_C2) << 16 | (unsigned32)(_C3) << 8 | (unsigned32)(_C4) ) |
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41 | |
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42 | /* |
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43 | * rtems_get_class |
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44 | * |
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45 | * DESCRIPTION: |
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46 | * |
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47 | * This function returns the class portion of the ID. |
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48 | * |
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49 | */ |
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50 | |
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51 | #define rtems_get_class( _id ) \ |
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52 | _Objects_Get_class( _id ) |
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53 | |
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54 | /* |
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55 | * rtems_get_node |
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56 | * |
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57 | * DESCRIPTION: |
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58 | * |
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59 | * This function returns the node portion of the ID. |
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60 | * |
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61 | */ |
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62 | |
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63 | #define rtems_get_node( _id ) \ |
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64 | _Objects_Get_node( _id ) |
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65 | |
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66 | /* |
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67 | * rtems_get_index |
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68 | * |
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69 | * DESCRIPTION: |
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70 | * |
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71 | * This function returns the index portion of the ID. |
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72 | * |
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73 | */ |
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74 | |
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75 | #define rtems_get_index( _id ) \ |
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76 | _Objects_Get_index( _id ) |
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77 | |
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78 | /* |
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79 | * Time related |
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80 | */ |
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81 | |
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82 | #define RTEMS_MILLISECONDS_TO_MICROSECONDS(_ms) \ |
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83 | TOD_MILLISECONDS_TO_MICROSECONDS(_ms) |
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84 | #define RTEMS_MILLISECONDS_TO_TICKS(_ms) \ |
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85 | TOD_MILLISECONDS_TO_TICKS(_ms) |
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86 | #define RTEMS_MICROSECONDS_TO_TICKS(_ms) \ |
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87 | TOD_MICROSECONDS_TO_TICKS(_ms) |
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88 | |
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89 | #ifndef __RTEMS_APPLICATION__ |
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90 | #include <rtems/rtems/support.inl> |
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91 | #endif |
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92 | |
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93 | #ifdef __cplusplus |
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94 | } |
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95 | #endif |
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96 | |
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97 | #endif |
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98 | /* end of include file */ |
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