1 | /* |
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2 | * @(#)genoffsets.c 1.3 - 95/03/15 |
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3 | * |
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4 | * |
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5 | * genoffsets.c |
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6 | * |
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7 | * This file generates the offsets.h for the HP PA-RISC port of RTEMS. |
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8 | * |
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9 | * NOTE: It only prints the offset for structures actually used |
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10 | * by the assembly code. |
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11 | * |
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12 | * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. |
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13 | * On-Line Applications Research Corporation (OAR). |
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14 | * |
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15 | * This material may be reproduced by or for the U.S. Government pursuant |
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16 | * to the copyright license under the clause at DFARS 252.227-7013. This |
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17 | * notice must appear in all copies of this file and its derivatives. |
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18 | * |
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19 | * $Id$ |
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20 | * |
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21 | */ |
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22 | |
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23 | #include <stdio.h> |
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24 | |
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25 | #include <rtems/system.h> |
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26 | |
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27 | int main( |
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28 | int argc, |
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29 | char **argv |
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30 | ) |
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31 | { |
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32 | unsigned int size; |
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33 | |
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34 | /* |
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35 | * Print the file header |
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36 | */ |
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37 | |
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38 | printf( |
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39 | "/* offsets.h\n" |
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40 | " *\n" |
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41 | " * This include file contains the offsets of elements in the\n" |
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42 | " * C data structures used by the assembly language code for the\n" |
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43 | " * HP PA-RISC 1.1 port of RTEMS.\n" |
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44 | " *\n" |
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45 | " * NOTE: THIS FILE IS AUTOMATICALLY GENERATED!!!!\n" |
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46 | " * DO NOT EDIT THIS BY HAND!!!!\n" |
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47 | " *\n" |
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48 | " * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.\n" |
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49 | " * On-Line Applications Research Corporation (OAR).\n" |
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50 | " * All rights assigned to U.S. Government, 1994.\n" |
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51 | " *\n" |
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52 | " * This material may be reproduced by or for the U.S. Government pursuant\n" |
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53 | " * to the copyright license under the clause at DFARS 252.227-7013. This\n" |
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54 | " * notice must appear in all copies of this file and its derivatives.\n" |
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55 | " */\n" |
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56 | "\n" |
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57 | "#ifndef __OFFSETS_h\n" |
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58 | "#define __OFFSETS_h\n" |
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59 | "\n" |
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60 | ); |
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61 | |
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62 | /* |
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63 | * Offsets of elements in the Context_control structure. |
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64 | */ |
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65 | |
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66 | #define PRINT_IT( STRING, TYPE, FIELD ) \ |
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67 | printf( "#define\t%s\t0x%p\t\t/* %d */\n", \ |
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68 | STRING, \ |
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69 | &((TYPE)0)->FIELD, \ |
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70 | (int) &((TYPE)0)->FIELD ); |
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71 | |
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72 | #define PRINT_SIZE( STRING, item ) \ |
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73 | printf( "#define\t%s\t%d\t\t/* 0x%x */\n", \ |
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74 | STRING, \ |
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75 | sizeof(item), \ |
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76 | sizeof(item) ); |
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77 | |
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78 | #define PRINT_COMMENT( STRING ) \ |
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79 | printf( \ |
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80 | "\n" \ |
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81 | "/*\n" \ |
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82 | " * " STRING "\n" \ |
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83 | " */\n" \ |
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84 | "\n" \ |
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85 | ); |
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86 | |
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87 | PRINT_COMMENT("Context_Control information"); |
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88 | |
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89 | PRINT_IT( "FLAGS_OFFSET", Context_Control *, flags ); |
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90 | PRINT_IT( "R1_OFFSET", Context_Control *, gr1 ); |
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91 | PRINT_IT( "R2_OFFSET", Context_Control *, gr2 ); |
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92 | PRINT_IT( "R3_OFFSET", Context_Control *, gr3 ); |
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93 | PRINT_IT( "R4_OFFSET", Context_Control *, gr4 ); |
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94 | PRINT_IT( "R5_OFFSET", Context_Control *, gr5 ); |
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95 | PRINT_IT( "R6_OFFSET", Context_Control *, gr6 ); |
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96 | PRINT_IT( "R7_OFFSET", Context_Control *, gr7 ); |
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97 | PRINT_IT( "R8_OFFSET", Context_Control *, gr8 ); |
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98 | PRINT_IT( "R9_OFFSET", Context_Control *, gr9 ); |
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99 | PRINT_IT( "R10_OFFSET", Context_Control *, gr10 ); |
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100 | PRINT_IT( "R11_OFFSET", Context_Control *, gr11 ); |
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101 | PRINT_IT( "R12_OFFSET", Context_Control *, gr12 ); |
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102 | PRINT_IT( "R13_OFFSET", Context_Control *, gr13 ); |
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103 | PRINT_IT( "R14_OFFSET", Context_Control *, gr14 ); |
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104 | PRINT_IT( "R15_OFFSET", Context_Control *, gr15 ); |
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105 | PRINT_IT( "R16_OFFSET", Context_Control *, gr16 ); |
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106 | PRINT_IT( "R17_OFFSET", Context_Control *, gr17 ); |
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107 | PRINT_IT( "R18_OFFSET", Context_Control *, gr18 ); |
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108 | PRINT_IT( "R19_OFFSET", Context_Control *, gr19 ); |
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109 | PRINT_IT( "R20_OFFSET", Context_Control *, gr20 ); |
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110 | PRINT_IT( "R21_OFFSET", Context_Control *, gr21 ); |
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111 | PRINT_IT( "R22_OFFSET", Context_Control *, gr22 ); |
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112 | PRINT_IT( "R23_OFFSET", Context_Control *, gr23 ); |
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113 | PRINT_IT( "R24_OFFSET", Context_Control *, gr24 ); |
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114 | PRINT_IT( "R25_OFFSET", Context_Control *, gr25 ); |
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115 | PRINT_IT( "R26_OFFSET", Context_Control *, gr26 ); |
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116 | PRINT_IT( "R27_OFFSET", Context_Control *, gr27 ); |
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117 | PRINT_IT( "R28_OFFSET", Context_Control *, gr28 ); |
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118 | PRINT_IT( "R29_OFFSET", Context_Control *, gr29 ); |
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119 | PRINT_IT( "R30_OFFSET", Context_Control *, sp ); |
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120 | PRINT_IT( "R31_OFFSET", Context_Control *, gr31 ); |
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121 | |
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122 | /* |
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123 | * And common aliases for the above |
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124 | */ |
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125 | |
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126 | PRINT_COMMENT("Common aliases for above"); |
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127 | |
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128 | PRINT_IT( "RP_OFFSET", Context_Control *, gr2 ); |
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129 | PRINT_IT( "ARG3_OFFSET", Context_Control *, gr23 ); |
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130 | PRINT_IT( "ARG2_OFFSET", Context_Control *, gr24 ); |
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131 | PRINT_IT( "ARG1_OFFSET", Context_Control *, gr25 ); |
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132 | PRINT_IT( "ARG0_OFFSET", Context_Control *, gr26 ); |
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133 | PRINT_IT( "SP_OFFSET", Context_Control *, sp ); |
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134 | PRINT_IT( "DP_OFFSET", Context_Control *, gr27 ); |
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135 | PRINT_IT( "RET0_OFFSET", Context_Control *, gr28 ); |
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136 | PRINT_IT( "RET1_OFFSET", Context_Control *, gr29 ); |
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137 | |
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138 | PRINT_SIZE("CPU_CONTEXT_SIZE", Context_Control); |
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139 | |
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140 | PRINT_COMMENT("Context_Control_fp information"); |
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141 | |
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142 | PRINT_SIZE("CPU_CONTEXT_FP_SIZE", Context_Control_fp); |
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143 | |
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144 | /* |
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145 | * And the control registers |
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146 | */ |
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147 | |
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148 | PRINT_COMMENT("Control register portion of context"); |
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149 | |
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150 | PRINT_IT( "SAR_OFFSET", Context_Control *, sar ); |
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151 | PRINT_IT( "IPSW_OFFSET", Context_Control *, ipsw ); |
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152 | PRINT_IT( "IIR_OFFSET", Context_Control *, iir ); |
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153 | PRINT_IT( "IOR_OFFSET", Context_Control *, ior ); |
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154 | PRINT_IT( "ISR_OFFSET", Context_Control *, isr ); |
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155 | PRINT_IT( "PCOQFRONT_OFFSET", Context_Control *, pcoqfront ); |
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156 | PRINT_IT( "PCOQBACK_OFFSET", Context_Control *, pcoqback ); |
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157 | PRINT_IT( "PCSQFRONT_OFFSET", Context_Control *, pcsqfront ); |
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158 | PRINT_IT( "PCSQBACK_OFFSET", Context_Control *, pcsqback ); |
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159 | PRINT_IT( "ITIMER_OFFSET", Context_Control *, itimer ); |
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160 | |
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161 | /* |
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162 | * Full interrupt frame (integer + float) |
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163 | */ |
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164 | PRINT_COMMENT("Interrupt frame information"); |
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165 | |
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166 | PRINT_IT( "INTEGER_CONTEXT_OFFSET", CPU_Interrupt_frame *, Integer ); |
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167 | PRINT_IT( "FP_CONTEXT_OFFSET", CPU_Interrupt_frame *, Floating_Point ); |
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168 | size = sizeof( CPU_Interrupt_frame ); |
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169 | |
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170 | if ( size % CPU_STACK_ALIGNMENT ) |
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171 | size += CPU_STACK_ALIGNMENT - (size % CPU_STACK_ALIGNMENT); |
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172 | |
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173 | printf( "#define\tCPU_INTERRUPT_FRAME_SIZE\t%d\t\t/* 0x%x */\n", size, size ); |
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174 | |
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175 | #undef PRINT_IT |
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176 | #undef PRINT_SIZE |
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177 | #undef PRINT_COMMENT |
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178 | |
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179 | /* |
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180 | * Print the end of file stuff |
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181 | */ |
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182 | |
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183 | printf( |
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184 | "\n" |
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185 | "#endif /* __OFFSETS_h */\n" |
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186 | "\n" |
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187 | "/* end of include file */\n" |
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188 | ); |
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189 | |
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190 | return 0; |
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191 | } |
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