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annotate packages/compat/uitron/current/src/uit_ifnc.cxx @ 90:70190fa0fe10 ecos-sw-2000-05-19

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Merge from eCos master repository on 2000-05-19-07:47:03-BST
author jlarmour
date Fri, 19 May 2000 12:47:51 +0000
parents bf00f99aec69
children e0c0827131d1
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1 //===========================================================================
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2 //
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3 // uit_ifnc.cxx
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4 //
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5 // uITRON compatibility functions
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6 //
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7 //===========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.1 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://www.redhat.com/
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //===========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): hmt
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35 // Contributors: hmt
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36 // Date: 1998-03-13
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37 // Purpose: uITRON compatibility functions for use in ISRs
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38 // Description:
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39 //
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40 //####DESCRIPTIONEND####
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41 //
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42 //===========================================================================
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43
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44 #include <pkgconf/uitron.h> // uITRON setup CYGNUM_UITRON_SEMAS
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45 // CYGPKG_UITRON et al
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46
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47 #ifdef CYGPKG_UITRON
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48
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49 // invoke the inline function definition to create static C linkage
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50 // functions here:
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51 #define CYGIMP_UITRON_INLINE_FUNCS 1
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52 #include <cyg/compat/uitron/uit_func.h>
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53
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54 // Now ensure that we create *outline* funcs for the ixxx_yyy() functions
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55 // here, with C names or whatever, as required.
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56
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57 #undef CYGPRI_UITRON_FUNCS_HERE_AND_NOW
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58 #undef CYGIMP_UITRON_INLINE_FUNCS
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59 #undef CYG_UIT_FUNC_EXTERN_BEGIN
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60 #undef CYG_UIT_FUNC_EXTERN_END
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61
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62 #ifdef CYGIMP_UITRON_CPP_OUTLINE_FUNCS
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63 #define CYG_UIT_FUNC_EXTERN_BEGIN extern "C++" {
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64 #define CYG_UIT_FUNC_EXTERN_END }
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65 #else
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66 #define CYG_UIT_FUNC_EXTERN_BEGIN extern "C" {
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67 #define CYG_UIT_FUNC_EXTERN_END }
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68 #endif
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69
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70 // Get extern C prototypes (or whatever uit_func.h above did)
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71 #include <cyg/compat/uitron/uit_ifnc.h>
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72
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73 #undef CYG_UIT_FUNC_INLINE
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74 #define CYG_UIT_FUNC_INLINE /* blank */
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75 #define CYGPRI_UITRON_FUNCS_HERE_AND_NOW
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76 #include <cyg/compat/uitron/uit_ifnc.inl>
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77
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78 volatile int cyg_uit_dsr_actions_head = 0;
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79 volatile int cyg_uit_dsr_actions_tail = 0;
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80
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81 Cyg_Uit_Action::action
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82 cyg_uit_dsr_actions[ CYGNUM_UITRON_ISR_ACTION_QUEUESIZE ];
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83
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84 ID
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85 cyg_uit_dsr_act_ids[ CYGNUM_UITRON_ISR_ACTION_QUEUESIZE ];
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86
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87 CYG_ADDRWORD
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88 cyg_uit_dsr_act_a1s[ CYGNUM_UITRON_ISR_ACTION_QUEUESIZE ];
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89
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90 void
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91 cyg_uitron_dsr( unsigned int vector, unsigned int count, unsigned int data )
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92 {
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93 while ( cyg_uit_dsr_actions_tail != cyg_uit_dsr_actions_head ) {
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94 switch ( cyg_uit_dsr_actions[ cyg_uit_dsr_actions_tail ] ) {
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95 case Cyg_Uit_Action::WUP_TSK:
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96 (void)wup_tsk( cyg_uit_dsr_act_ids[ cyg_uit_dsr_actions_tail ] );
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97 break;
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98 #ifdef CYGPKG_UITRON_SEMAS
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99 #if 0 < CYG_UITRON_NUM( SEMAS )
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100 case Cyg_Uit_Action::SIG_SEM:
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101 (void)sig_sem( cyg_uit_dsr_act_ids[ cyg_uit_dsr_actions_tail ] );
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102 break;
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103 #endif // 0 < CYG_UITRON_NUM( SEMAS )
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104 #endif // CYGPKG_UITRON_SEMAS
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105 #ifdef CYGPKG_UITRON_FLAGS
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106 #if 0 < CYG_UITRON_NUM( FLAGS )
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107 case Cyg_Uit_Action::SET_FLG:
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108 (void)set_flg( cyg_uit_dsr_act_ids[ cyg_uit_dsr_actions_tail ],
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109 (UINT)cyg_uit_dsr_act_a1s[ cyg_uit_dsr_actions_tail ] );
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110 break;
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111 #endif // 0 < CYG_UITRON_NUM( FLAGS )
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112 #endif // CYGPKG_UITRON_FLAGS
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113 #ifdef CYGPKG_UITRON_MBOXES
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114 #if 0 < CYG_UITRON_NUM( MBOXES )
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115 case Cyg_Uit_Action::SND_MSG:
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116 (void)snd_msg( cyg_uit_dsr_act_ids[ cyg_uit_dsr_actions_tail ],
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117 (T_MSG *)cyg_uit_dsr_act_a1s[ cyg_uit_dsr_actions_tail ] );
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118 break;
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119 #endif // 0 < CYG_UITRON_NUM( MBOXES )
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120 #endif // CYGPKG_UITRON_MBOXES
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121 default:
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122 CYG_FAIL( "enum Cyg_Uit_Action out of range!" );
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123 }
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124 cyg_uit_dsr_actions_tail =
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125 CYGNUM_UITRON_ISR_ACTION_QUEUEMASK & (1+cyg_uit_dsr_actions_tail);
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126 }
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127 }
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128
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129 #endif // CYGPKG_UITRON
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130
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131 // EOF uit_ifnc.cxx