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1626
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1 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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2 ; syscall
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3 ;
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4 ; $Id$
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5 ;
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6 ; Edt/Rev YYYY/MM/DD Modified by
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7 ; Comment
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8 ; ------------------------------------------------------------------
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9 ; 2004/07/02 Boisy G. Pitre
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10 ; Started
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11
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12 .title NitrOS-9 System Definitions
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13
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14 .area SYS (ABS)
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15
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16 .ifndef Level
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17 Level == 2
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18 .endif
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19
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20 ; Common definitions
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21 true == 1
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22 false == 0
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23
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24 .page
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25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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26 ; System Service Request Code Definitions
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27 ;
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28 .org 0
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29 F$Link:: .rmb 1 ; Link to Module
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30 F$Load:: .rmb 1 ; Load Module from File
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31 F$UnLink:: .rmb 1 ; Unlink Module
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32 F$Fork:: .rmb 1 ; Start New Process
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33 F$Wait:: .rmb 1 ; Wait for Child Process to Die
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34 F$Chain:: .rmb 1 ; Chain Process to New Module
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35 F$Exit:: .rmb 1 ; Terminate Process
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36 F$Mem:: .rmb 1 ; Set Memory Size
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37 F$Send:: .rmb 1 ; Send Signal to Process
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38 F$Icpt:: .rmb 1 ; Set Signal Intercept
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39 F$Sleep:: .rmb 1 ; Suspend Process
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40 F$SSpd:: .rmb 1 ; Suspend Process
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41 F$ID:: .rmb 1 ; Return Process ID
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42 F$SPrior:: .rmb 1 ; Set Process Priority
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43 F$SSWI:: .rmb 1 ; Set Software Interrupt
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44 F$PErr:: .rmb 1 ; Print Error
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45 F$PrsNam:: .rmb 1 ; Parse Pathlist Name
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46 F$CmpNam:: .rmb 1 ; Compare Two Names
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47 F$SchBit:: .rmb 1 ; Search Bit Map
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48 F$AllBit:: .rmb 1 ; Allocate in Bit Map
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49 F$DelBit:: .rmb 1 ; Deallocate in Bit Map
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50 F$Time:: .rmb 1 ; Get Current Time
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51 F$STime:: .rmb 1 ; Set Current Time
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52 F$CRC:: .rmb 1 ; Generate CRC
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53
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54 .ifgt Level-1
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55
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56 ; NitrOS-9 Level 2 system calls
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57 F$GPrDsc:: .rmb 1 ; Get Process Descriptor copy
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58 F$GBlkMp:: .rmb 1 ; Get System Block Map copy
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59 F$GModDr:: .rmb 1 ; Get Module Directory copy
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60 F$CpyMem:: .rmb 1 ; Copy External Memory
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61 F$SUser:: .rmb 1 ; Set User ID number
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62 F$UnLoad:: .rmb 1 ; Unlink Module by name
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63 F$Alarm:: .rmb 1 ; Color Computer 3 Alarm Call
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64 .rmb 2 ; Reserved - For overlap of other systems
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65 F$NMLink:: .rmb 1 ; Color Computer 3 Non-Mapping Link
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66 F$NMLoad:: .rmb 1 ; Color Computer 3 Non-Mapping Load
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67 .org 0h25
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68 F$TPS:: .rmb 1 ; Return System's Ticks Per Second
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69 F$TimAlm:: .rmb 1 ; CoCo individual process alarm call
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70
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71 .endif
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72
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73 .org 0h27 ; Beginning of System Reserved Calls
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74 F$VIRQ:: .rmb 1 ; Install/Delete Virtual IRQ
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75 F$SRqMem:: .rmb 1 ; System Memory Request
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76 F$SRtMem:: .rmb 1 ; System Memory Return
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77 F$IRQ:: .rmb 1 ; Enter IRQ Polling Table
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78 F$IOQu:: .rmb 1 ; Enter I/O Queue
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79 F$AProc:: .rmb 1 ; Enter Active Process Queue
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80 F$NProc:: .rmb 1 ; Start Next Process
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81 F$VModul:: .rmb 1 ; Validate Module
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82 F$Find64:: .rmb 1 ; Find Process/Path Descriptor
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83 F$All64:: .rmb 1 ; Allocate Process/Path Descriptor
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84 F$Ret64:: .rmb 1 ; Return Process/Path Descriptor
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85 F$SSvc:: .rmb 1 ; Service Request Table Initialization
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86 F$IODel:: .rmb 1 ; Delete I/O Module
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87
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88 .ifgt Level-1
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89
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90 F$SLink:: .rmb 1 ; System Link
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91 F$Boot:: .rmb 1 ; Bootstrap System
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92 F$BtMem:: .rmb 1 ; Bootstrap Memory Request
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93 F$GProcP:: .rmb 1 ; Get Process ptr
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94 F$Move:: .rmb 1 ; Move Data (low bound first)
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95 F$AllRAM:: .rmb 1 ; Allocate RAM blocks
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96 F$AllImg:: .rmb 1 ; Allocate Image RAM blocks
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97 F$DelImg:: .rmb 1 ; Deallocate Image RAM blocks
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98 F$SetImg:: .rmb 1 ; Set Process DAT Image
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99 F$FreeLB:: .rmb 1 ; Get Free Low Block
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100 F$FreeHB:: .rmb 1 ; Get Free High Block
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101 F$AllTsk:: .rmb 1 ; Allocate Process Task number
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102 F$DelTsk:: .rmb 1 ; Deallocate Process Task number
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103 F$SetTsk:: .rmb 1 ; Set Process Task DAT registers
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104 F$ResTsk:: .rmb 1 ; Reserve Task number
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105 F$RelTsk:: .rmb 1 ; Release Task number
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106 F$DATLog:: .rmb 1 ; Convert DAT Block/Offset to Logical
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107 F$DATTmp:: .rmb 1 ; Make temporary DAT image (Obsolete)
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108 F$LDAXY:: .rmb 1 ; Load A [X,[Y]]
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109 F$LDAXYP:: .rmb 1 ; Load A [X+,[Y]]
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110 F$LDDDXY:: .rmb 1 ; Load D [D+X,[Y]]
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111 F$LDABX:: .rmb 1 ; Load A from 0,X in task B
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112 F$STABX:: .rmb 1 ; Store A at 0,X in task B
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113 F$AllPrc:: .rmb 1 ; Allocate Process Descriptor
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114 F$DelPrc:: .rmb 1 ; Deallocate Process Descriptor
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115 F$ELink:: .rmb 1 ; Link using Module Directory Entry
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116 F$FModul:: .rmb 1 ; Find Module Directory Entry
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117 F$MapBlk:: .rmb 1 ; Map Specific Block
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118 F$ClrBlk:: .rmb 1 ; Clear Specific Block
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119 F$DelRAM:: .rmb 1 ; Deallocate RAM blocks
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120 F$GCMDir:: .rmb 1 ; Pack module directory
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121 F$AlHRAM:: .rmb 1 ; Allocate HIGH RAM Blocks
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122
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123 ; Alan DeKok additions
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124 ; F$ReBoot is unimplemented at this time
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125 F$ReBoot:: .rmb 1 ; Reboot machine (reload OS9Boot) or drop to RSDOS
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126 F$CRCMod:: .rmb 1 ; CRC mode, toggle or report current status
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127 F$XTime:: .rmb 1 ; Get Extended time packet from RTC (fractions of second)
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128 F$VBlock:: .rmb 1 ; Verify modules in a block of memory, add to module directory
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129
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130 .endif
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131
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132 ;
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133 ; Numbers $70 through $7F are reserved for user definitions
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134 ;
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135 .org 0h70
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136
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137 .if Level=1
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138
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139 .rmb 16 ; Reserved for user definition
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140
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141 .else
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142
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143 F$RegDmp:: .rmb 1 ; Ron Lammardo's debugging register dump
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144 F$NVRAM:: .rmb 1 ; Non Volatile RAM (RTC battery backed static) read/write
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145
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146 .rmb 0h80-. ; Reserved for user definitions
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147
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148 .endif
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149
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150 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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151 ; I/O Service Request Code Definitions
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152 ;
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153 .org 0h80
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154 I$Attach:: .rmb 1 ; Attach I/O Device
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155 I$Detach:: .rmb 1 ; Detach I/O Device
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156 I$Dup:: .rmb 1 ; Duplicate Path
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157 I$Create:: .rmb 1 ; Create New File
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158 I$Open:: .rmb 1 ; Open Existing File
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159 I$MakDir:: .rmb 1 ; Make Directory File
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160 I$ChgDir:: .rmb 1 ; Change Default Directory
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161 I$Delete:: .rmb 1 ; Delete File
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162 I$Seek:: .rmb 1 ; Change Current Position
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163 I$Read:: .rmb 1 ; Read Data
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164 I$Write:: .rmb 1 ; Write Data
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165 I$ReadLn:: .rmb 1 ; Read Line of ASCII Data
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166 I$WritLn:: .rmb 1 ; Write Line of ASCII Data
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167 I$GetStt:: .rmb 1 ; Get Path Status
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168 I$SetStt:: .rmb 1 ; Set Path Status
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169 I$Close:: .rmb 1 ; Close Path
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170 I$DeletX:: .rmb 1 ; Delete from current exec dir
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