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5191 | serge | 1 | /* SOM a.out definitions for BFD. |
6324 | serge | 2 | Copyright (C) 2010-2015 Free Software Foundation, Inc. |
5191 | serge | 3 | Contributed by Tristan Gingold |
4 | |||
5 | This file is part of BFD, the Binary File Descriptor library. |
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6 | |||
7 | This program is free software; you can redistribute it and/or modify |
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8 | it under the terms of the GNU General Public License as published by |
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9 | the Free Software Foundation; either version 3 of the License, or |
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10 | (at your option) any later version. |
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11 | |||
12 | This program is distributed in the hope that it will be useful, |
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13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | GNU General Public License for more details. |
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16 | |||
17 | You should have received a copy of the GNU General Public License |
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18 | along with this program; if not, write to the Free Software Foundation, |
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19 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
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20 | |||
21 | #ifndef _SOM_AOUT_H |
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22 | #define _SOM_AOUT_H |
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23 | |||
24 | #include "clock.h" |
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25 | |||
26 | /* Note: SOM uses bit-field in its structure. All you need to know is: |
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27 | - CPUs supported by SOM (hppa) are big-endian, |
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28 | - the MSB is numbered 0. */ |
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29 | |||
30 | struct som_external_header |
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31 | { |
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32 | unsigned char system_id[2]; |
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33 | unsigned char a_magic[2]; |
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34 | unsigned char version_id[4]; |
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35 | struct som_external_clock file_time; |
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36 | unsigned char entry_space[4]; |
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37 | unsigned char entry_subspace[4]; |
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38 | unsigned char entry_offset[4]; |
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39 | unsigned char aux_header_location[4]; |
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40 | unsigned char aux_header_size[4]; |
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41 | unsigned char som_length[4]; |
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42 | unsigned char presumed_dp[4]; |
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43 | unsigned char space_location[4]; |
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44 | unsigned char space_total[4]; |
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45 | unsigned char subspace_location[4]; |
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46 | unsigned char subspace_total[4]; |
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47 | unsigned char loader_fixup_location[4]; |
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48 | unsigned char loader_fixup_total[4]; |
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49 | unsigned char space_strings_location[4]; |
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50 | unsigned char space_strings_size[4]; |
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51 | unsigned char init_array_location[4]; |
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52 | unsigned char init_array_total[4]; |
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53 | unsigned char compiler_location[4]; |
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54 | unsigned char compiler_total[4]; |
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55 | unsigned char symbol_location[4]; |
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56 | unsigned char symbol_total[4]; |
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57 | unsigned char fixup_request_location[4]; |
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58 | unsigned char fixup_request_total[4]; |
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59 | unsigned char symbol_strings_location[4]; |
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60 | unsigned char symbol_strings_size[4]; |
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61 | unsigned char unloadable_sp_location[4]; |
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62 | unsigned char unloadable_sp_size[4]; |
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63 | unsigned char checksum[4]; |
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64 | }; |
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65 | |||
66 | #define OLD_VERSION_ID 85082112 |
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67 | #define NEW_VERSION_ID 87102412 |
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68 | |||
69 | #define EXECLIBMAGIC 0x0104 |
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70 | #define RELOC_MAGIC 0x0106 |
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71 | #define EXEC_MAGIC 0x0107 |
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72 | #define SHARE_MAGIC 0x0108 |
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73 | #define SHMEM_MAGIC 0x0109 |
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74 | #define DEMAND_MAGIC 0x010b |
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75 | #define DL_MAGIC 0x010d |
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76 | #define SHL_MAGIC 0x010e |
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77 | |||
78 | struct som_external_aux_id |
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79 | { |
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80 | unsigned char flags[4]; |
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81 | unsigned char length[4]; |
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82 | }; |
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83 | |||
84 | /* Aux id types. */ |
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85 | #define VERSION_AUX_ID 6 |
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86 | #define COPYRIGHT_AUX_ID 9 |
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87 | |||
88 | /* Aux id flags. */ |
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89 | #define SOM_AUX_ID_MANDATORY (1 << 31) |
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90 | #define SOM_AUX_ID_COPY (1 << 30) |
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91 | #define SOM_AUX_ID_APPEND (1 << 29) |
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92 | #define SOM_AUX_ID_IGNORE (1 << 28) |
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93 | #define SOM_AUX_ID_TYPE_SH 0 |
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94 | #define SOM_AUX_ID_TYPE_MASK 0xffff |
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95 | |||
96 | struct som_external_string_auxhdr |
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97 | { |
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98 | struct som_external_aux_id header_id; |
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99 | |||
100 | /* Length of the string, without the NUL. */ |
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101 | unsigned char string_length[4]; |
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102 | |||
103 | /* The string. */ |
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104 | }; |
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105 | |||
106 | struct som_external_exec_auxhdr |
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107 | { |
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108 | struct som_external_aux_id som_auxhdr; |
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109 | |||
110 | unsigned char exec_tsize[4]; |
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111 | unsigned char exec_tmem[4]; |
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112 | unsigned char exec_tfile[4]; |
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113 | unsigned char exec_dsize[4]; |
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114 | unsigned char exec_dmem[4]; |
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115 | unsigned char exec_dfile[4]; |
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116 | unsigned char exec_bsize[4]; |
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117 | unsigned char exec_entry[4]; |
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118 | unsigned char exec_flags[4]; |
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119 | unsigned char exec_bfill[4]; |
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120 | }; |
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121 | |||
122 | #define AUX_HDR_SIZE sizeof (struct som_external_exec_auxhdr) |
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123 | |||
124 | struct som_external_space_dictionary_record |
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125 | { |
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126 | unsigned char name[4]; |
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127 | unsigned char flags[4]; |
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128 | unsigned char space_number[4]; |
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129 | unsigned char subspace_index[4]; |
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130 | unsigned char subspace_quantity[4]; |
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131 | unsigned char loader_fix_index[4]; |
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132 | unsigned char loader_fix_quantity[4]; |
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133 | unsigned char init_pointer_index[4]; |
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134 | unsigned char init_pointer_quantity[4]; |
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135 | }; |
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136 | |||
137 | #define SOM_SPACE_IS_LOADABLE (1 << 31) |
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138 | #define SOM_SPACE_IS_DEFINED (1 << 30) |
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139 | #define SOM_SPACE_IS_PRIVATE (1 << 29) |
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140 | #define SOM_SPACE_HAS_INTERMEDIATE_CODE (1 << 28) |
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141 | #define SOM_SPACE_IS_TSPECIFIC (1 << 27) |
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142 | #define SOM_SPACE_SORT_KEY_SH 8 |
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143 | #define SOM_SPACE_SORT_KEY_MASK 0xff |
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144 | |||
145 | struct som_external_subspace_dictionary_record |
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146 | { |
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147 | unsigned char space_index[4]; |
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148 | unsigned char flags[4]; |
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149 | unsigned char file_loc_init_value[4]; |
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150 | unsigned char initialization_length[4]; |
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151 | unsigned char subspace_start[4]; |
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152 | unsigned char subspace_length[4]; |
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153 | unsigned char alignment[4]; |
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154 | unsigned char name[4]; |
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155 | unsigned char fixup_request_index[4]; |
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156 | unsigned char fixup_request_quantity[4]; |
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157 | }; |
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158 | |||
159 | #define SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH 25 |
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160 | #define SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK 0x7f |
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161 | #define SOM_SUBSPACE_MEMORY_RESIDENT (1 << 24) |
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162 | #define SOM_SUBSPACE_DUP_COMMON (1 << 23) |
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163 | #define SOM_SUBSPACE_IS_COMMON (1 << 22) |
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164 | #define SOM_SUBSPACE_IS_LOADABLE (1 << 21) |
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165 | #define SOM_SUBSPACE_QUADRANT_SH 19 |
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166 | #define SOM_SUBSPACE_QUADRANT_MASK 0x3 |
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167 | #define SOM_SUBSPACE_INITIALLY_FROZEN (1 << 18) |
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168 | #define SOM_SUBSPACE_IS_FIRST (1 << 17) |
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169 | #define SOM_SUBSPACE_CODE_ONLY (1 << 16) |
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170 | #define SOM_SUBSPACE_SORT_KEY_SH 8 |
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171 | #define SOM_SUBSPACE_SORT_KEY_MASK 0xff |
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172 | #define SOM_SUBSPACE_REPLICATE_INIT (1 << 7) |
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173 | #define SOM_SUBSPACE_CONTINUATION (1 << 6) |
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174 | #define SOM_SUBSPACE_IS_TSPECIFIC (1 << 5) |
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175 | #define SOM_SUBSPACE_IS_COMDAT (1 << 4) |
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176 | |||
177 | struct som_external_compilation_unit |
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178 | { |
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179 | unsigned char name[4]; |
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180 | unsigned char language_name[4]; |
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181 | unsigned char product_id[4]; |
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182 | unsigned char version_id[4]; |
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183 | unsigned char flags[4]; |
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184 | struct som_external_clock compile_time; |
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185 | struct som_external_clock source_time; |
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186 | }; |
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187 | |||
188 | struct som_external_symbol_dictionary_record |
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189 | { |
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190 | unsigned char flags[4]; |
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191 | unsigned char name[4]; |
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192 | unsigned char qualifier_name[4]; |
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193 | unsigned char info[4]; |
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194 | unsigned char symbol_value[4]; |
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195 | }; |
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196 | |||
197 | /* Flags fields. */ |
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198 | #define SOM_SYMBOL_HIDDEN (1 << 31) |
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199 | #define SOM_SYMBOL_SECONDARY_DEF (1 << 30) |
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200 | #define SOM_SYMBOL_TYPE_SH 24 |
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201 | #define SOM_SYMBOL_TYPE_MASK 0x3f |
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202 | #define SOM_SYMBOL_SCOPE_SH 20 |
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203 | #define SOM_SYMBOL_SCOPE_MASK 0xf |
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204 | #define SOM_SYMBOL_CHECK_LEVEL_SH 17 |
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205 | #define SOM_SYMBOL_CHECK_LEVEL_MASK 0x7 |
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206 | #define SOM_SYMBOL_MUST_QUALIFY (1 << 16) |
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207 | #define SOM_SYMBOL_INITIALLY_FROZEN (1 << 15) |
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208 | #define SOM_SYMBOL_MEMORY_RESIDENT (1 << 14) |
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209 | #define SOM_SYMBOL_IS_COMMON (1 << 13) |
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210 | #define SOM_SYMBOL_DUP_COMMON (1 << 12) |
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211 | #define SOM_SYMBOL_XLEAST_SH 10 |
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212 | #define SOM_SYMBOL_XLEAT_MASK 0x3 |
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213 | #define SOM_SYMBOL_ARG_RELOC_SH 0 |
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214 | #define SOM_SYMBOL_ARG_RELOC_MASK 0x3ff |
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215 | |||
216 | /* Info fields. */ |
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217 | #define SOM_SYMBOL_HAS_LONG_RETURN (1 << 31) |
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218 | #define SOM_SYMBOL_NO_RELOCATION (1 << 30) |
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219 | #define SOM_SYMBOL_IS_COMDAT (1 << 29) |
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220 | #define SOM_SYMBOL_SYMBOL_INFO_SH 0 |
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221 | #define SOM_SYMBOL_SYMBOL_INFO_MASK 0xffffff |
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222 | |||
223 | /* Symbol type definition. */ |
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224 | #define ST_NULL 0 |
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225 | #define ST_ABSOLUTE 1 |
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226 | #define ST_DATA 2 |
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227 | #define ST_CODE 3 |
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228 | #define ST_PRI_PROG 4 |
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229 | #define ST_SEC_PROG 5 |
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230 | #define ST_ENTRY 6 |
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231 | #define ST_STORAGE 7 |
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232 | #define ST_STUB 8 |
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233 | #define ST_MODULE 9 |
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234 | #define ST_SYM_EXT 10 |
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235 | #define ST_ARG_EXT 11 |
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236 | #define ST_MILLICODE 12 |
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237 | #define ST_PLABEL 13 |
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238 | #define ST_OCT_DIS 14 |
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239 | #define ST_MILLI_EXT 15 |
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240 | #define ST_TSTORAGE 16 |
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241 | #define ST_COMDAT 17 |
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242 | |||
243 | /* Symbol scope. */ |
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244 | #define SS_UNSAT 0 |
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245 | #define SS_EXTERNAL 1 |
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246 | #define SS_LOCAL 2 |
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247 | #define SS_UNIVERSAL 3 |
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248 | |||
249 | #endif /* _SOM_AOUT_H */><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><> |