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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS --
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4 -- --
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5 -- S Y S T E M . V X W O R K S . E X T --
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6 -- --
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7 -- S p e c --
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8 -- --
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9 -- Copyright (C) 2008-2017, Free Software Foundation, Inc. --
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10 -- --
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11 -- GNARL is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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17 -- --
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18 -- As a special exception under Section 7 of GPL version 3, you are granted --
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19 -- additional permissions described in the GCC Runtime Library Exception, --
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20 -- version 3.1, as published by the Free Software Foundation. --
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21 -- --
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22 -- You should have received a copy of the GNU General Public License and --
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23 -- a copy of the GCC Runtime Library Exception along with this program; --
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24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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25 -- <http://www.gnu.org/licenses/>. --
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26 -- --
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27 ------------------------------------------------------------------------------
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28
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29 -- This package provides vxworks specific support functions needed
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30 -- by System.OS_Interface.
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31
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32 -- This is the VxWorks 6 kernel version of this package
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33
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34 with Interfaces.C;
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35
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36 package System.VxWorks.Ext is
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37 pragma Preelaborate;
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38
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39 subtype SEM_ID is Long_Integer;
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40 -- typedef struct semaphore *SEM_ID;
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41
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42 type sigset_t is mod 2 ** Long_Long_Integer'Size;
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43
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44 type t_id is new Long_Integer;
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45 subtype int is Interfaces.C.int;
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46 subtype unsigned is Interfaces.C.unsigned;
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47
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48 type Interrupt_Handler is access procedure (parameter : System.Address);
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49 pragma Convention (C, Interrupt_Handler);
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50
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51 type Interrupt_Vector is new System.Address;
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52
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53 function Int_Lock return int;
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54 pragma Convention (C, Int_Lock);
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55
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56 function Int_Unlock (Old : int) return int;
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57 pragma Convention (C, Int_Unlock);
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58
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59 function Interrupt_Connect
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60 (Vector : Interrupt_Vector;
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61 Handler : Interrupt_Handler;
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62 Parameter : System.Address := System.Null_Address) return int;
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63 pragma Import (C, Interrupt_Connect, "intConnect");
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64
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65 function Interrupt_Context return int;
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66 pragma Import (C, Interrupt_Context, "intContext");
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67
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68 function Interrupt_Number_To_Vector
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69 (intNum : int) return Interrupt_Vector;
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70 pragma Import (C, Interrupt_Number_To_Vector, "__gnat_inum_to_ivec");
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71
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72 function semDelete (Sem : SEM_ID) return int;
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73 pragma Convention (C, semDelete);
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74
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75 function Task_Cont (tid : t_id) return int;
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76 pragma Convention (C, Task_Cont);
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77
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78 function Task_Stop (tid : t_id) return int;
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79 pragma Convention (C, Task_Stop);
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80
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81 function kill (pid : t_id; sig : int) return int;
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82 pragma Import (C, kill, "kill");
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83
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84 function getpid return t_id;
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85 pragma Import (C, getpid, "taskIdSelf");
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86
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87 function Set_Time_Slice (ticks : int) return int;
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88 pragma Import (C, Set_Time_Slice, "kernelTimeSlice");
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89
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90 type UINT64 is mod 2 ** Long_Long_Integer'Size;
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91
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92 function tickGet return UINT64;
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93 -- Needed for ravenscar-cert
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94 pragma Import (C, tickGet, "tick64Get");
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95
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96 --------------------------------
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97 -- Processor Affinity for SMP --
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98 --------------------------------
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99
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100 function taskCpuAffinitySet (tid : t_id; CPU : int) return int;
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101 pragma Convention (C, taskCpuAffinitySet);
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102 -- For SMP run-times set the CPU affinity.
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103 -- For uniprocessor systems return ERROR status.
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104
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105 function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int;
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106 pragma Convention (C, taskMaskAffinitySet);
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107 -- For SMP run-times set the CPU mask affinity.
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108 -- For uniprocessor systems return ERROR status.
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109
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110 end System.VxWorks.Ext;
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