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annotate defs/io.d @ 1764:c51d21c94682

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Fixed problem in swset where query needed lbra. Converted all files to Unix EOL
author boisy
date Fri, 01 Apr 2005 17:01:46 +0000
parents 27e85b681dab
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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2 ; io - I/O Constant Definitions
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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 ; 2004/05/17 Boisy G. Pitre
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10 ; Created.
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11
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12 .title I/O Constant Definitions
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13
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14 .ifndef Level
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15 Level == 1
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16 .endif
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17
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18 READ. == 0b00000001
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19 WRITE. == 0b00000010
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20 UPDAT. == READ.+WRITE.
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21 EXEC. == 0b00000100
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22 PREAD. == 0b00001000
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23 PWRIT. == 0b00010000
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24 PEXEC. == 0b00100000
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25 SHARE. == 0b01000000
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26 DIR. == 0b10000000
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27 ISIZ. == 0b00100000
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28
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29
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30 ;
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31 ; Path Descriptor Offsets
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32 ;
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33
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34 PD.PD == 0 ; Path Number
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35 PD.MOD == 1 ; Mode (Read/Write/Update)
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36 PD.CNT == 2 ; Number of Open Images
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37 PD.DEV == 3 ; Device Table Entry Address
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38 PD.CPR == 5 ; Current Process
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39 PD.RGS == 6 ; Caller's Register Stack
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40 PD.BUF == 8 ; Buffer Address
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41 PD.FST == 32 ; File Manager's Storage
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42
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43 PD.OPT == PD.FST ; PD GetSts(0) Options
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44 PD.DTP == 32 ; Device Type
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45 ; Path options are here
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46 PDSIZE == 64
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47
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48 ;
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49 ; Pathlist Special Symbols
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50 ;
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51 PDELIM == '/ ; Pathlist Name Separator
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52 PDIR == '. ; Directory
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53 PENTIR == '@ ; Entire Device
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54
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55 ;
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56 ; File Manager Entry Offsets
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57 ;
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58 FMCREA == 0 ; Create (Open New) File
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59 FMOPEN == 3 ; Open File
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60 FMMDIR == 6 ; Make Directory
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61 FMCDIR == 9 ; Change Directory
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62 FMDLET == 12 ; Delete File
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63 FMSEEK == 15 ; Position File
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64 FMREAD == 18 ; Read from File
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65 FMWRIT == 21 ; Write to File
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66 FMRDLN == 24 ; ReadLn
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67 FMWRLN == 27 ; WritLn
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68 FMGSTA == 30 ; Get File Status
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69 FMSSTA == 33 ; Set File Status
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70 FMCLOS == 36 ; Close File
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71
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72 ;
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73 ; Device Driver Entry Offsets
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74 ;
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75 D$INIT == 0 ; Device Initialization
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76 D$READ == 3 ; Read from Device
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77 D$WRIT == 6 ; Write to Device
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78 D$GSTA == 9 ; Get Device Status
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79 D$PSTA == 12 ; Put Device Status
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80 D$TERM == 15 ; Device Termination
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81
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82 ;
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83 ; Device Table Format
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84 ;
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85 V$DRIV == 0 ; Device Driver module
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86 V$STAT == 2 ; Device Driver Static storage
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87 V$DESC == 4 ; Device Descriptor module
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88 V$FMGR == 6 ; File Manager module
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89 V$USRS == 8 ; use count
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90 .ifgt Level-1
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91 V$DRIVEX == 9 ; Device Driver execution address
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92 V$FMGREX == 11 ; File Manager execution address
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93 DEVSIZ == 13
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94 .else
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95 DEVSIZ == 9
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96 .endif
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97
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98 ;
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99 ; Device Static Storage Offsets
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100 ;
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101 V.PAGE == 0 ; Port Extended Address
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102 V.PORT == 1 ; Device 'Base' Port Address
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103 V.LPRC == 3 ; Last Active Process ID
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104 V.BUSY == 4 ; Active Process ID (0=UnBusy)
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105 V.WAKE == 5 ; Active PD if Driver MUST Wake-up
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106 V.USER == 6 ; Driver Allocation Origin
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107
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108 ;
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109 ; Interrupt Polling Table Format
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110 ;
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111 Q$POLL == 0 ; Absolute Polling Address
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112 Q$FLIP == 2 ; Flip (EOR) Byte ..normally Zero
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113 Q$MASK == 3 ; Polling Mask (after Flip)
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114 Q$SERV == 4 ; Absolute Service routine Address
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115 Q$STAT == 6 ; Static Storage Address
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116 Q$PRTY == 8 ; Priority (Low Numbers=Top Priority)
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117 .ifgt Level-1
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118 Q$MAP == 9 ; NitrOS-9 Level 2 and above
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119 POLSIZ == 11
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120 .else
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121 POLSIZ == 9
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122 .endif
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123
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124 ;
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125 ; VIRQ packet format
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126 ;
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127 Vi.Cnt == 0 ; count down counter
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128 Vi.Rst == 2 ; reset value for counter
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129 Vi.Stat == 4 ; status byte
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130
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131 Vi.IFlag == 0b00000001 ; status byte virq flag