Mercurial > flash_v2
annotate host/tools/configtool/common/win32/memmap.cpp @ 115:6ed91473a1cd ecos-sw-2000-08-21
Merge from eCos master repository on 2000-08-21-22:40:54-BST
| author | jlarmour |
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| date | Fri, 25 Aug 2000 17:32:38 +0000 |
| parents | 95f3e12a6327 |
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| rev | line source |
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1 //####COPYRIGHTBEGIN#### |
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2 // |
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3 // ---------------------------------------------------------------------------- |
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4 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. |
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5 // |
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6 // This program is part of the eCos host tools. |
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7 // |
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8 // This program is free software; you can redistribute it and/or modify it |
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9 // under the terms of the GNU General Public License as published by the Free |
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10 // Software Foundation; either version 2 of the License, or (at your option) |
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11 // any later version. |
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12 // |
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13 // This program is distributed in the hope that it will be useful, but WITHOUT |
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14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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16 // more details. |
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17 // |
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18 // You should have received a copy of the GNU General Public License along with |
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19 // this program; if not, write to the Free Software Foundation, Inc., |
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20 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 // |
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22 // ---------------------------------------------------------------------------- |
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23 // |
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24 //####COPYRIGHTEND#### |
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25 //================================================================= |
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26 // |
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27 // memmap.cpp |
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28 // |
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29 // Memory Layout Tool map data structure manipulation class |
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30 // |
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31 //================================================================= |
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32 //#####DESCRIPTIONBEGIN#### |
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33 // |
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34 // Author(s): John Dallaway |
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35 // Contact(s): jld |
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36 // Date: 1998/07/29 $RcsDate$ {or whatever} |
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37 // Version: 0.00+ $RcsVersion$ {or whatever} |
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38 // Purpose: Provides functions to create and destroy memory regions |
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39 // and sections within the memory map. |
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40 // Description: Each function manipulates data structures representing |
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41 // memory regions, memory sections and the view of memory |
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42 // sections as presented to the user. The section view |
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43 // structure organises the sections by region and |
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44 // will contain two instances of each relocated section |
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45 // Requires: memmap.h |
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46 // Provides: create_memory_region() |
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47 // delete_memory_region() |
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48 // edit_memory_region() |
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49 // create_memory_section() |
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50 // delete_memory_section() |
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51 // edit_memory_section() |
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52 // delete_all_memory_sections() |
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53 // set_map_size() |
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54 // section_list |
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55 // region_list |
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56 // See also: memmap.h |
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57 // Known bugs: <UPDATE_ME_AT_RELEASE_TIME> |
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58 // WARNING: Do not modify data structures other than by using the |
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59 // provided functions |
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60 // Usage: #include "memmap.h" |
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61 // ... |
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62 // status = set_map_size (0x8000); |
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63 // |
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64 //####DESCRIPTIONEND#### |
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65 |
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66 #pragma warning (disable:4514) /* unreferenced inline function */ |
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67 #pragma warning (disable:4710) /* function not inlined */ |
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68 #include "memmap.h" |
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69 |
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70 using namespace std; |
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71 |
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72 #ifdef _DEBUG |
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73 #undef THIS_FILE |
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74 static char THIS_FILE[]=__FILE__; |
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75 //define new DEBUG_NEW |
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76 #endif |
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77 |
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78 ////////////////////////////////////////////////////////////////////// |
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79 // Construction/Destruction |
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80 ////////////////////////////////////////////////////////////////////// |
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81 |
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82 mem_map::mem_map() |
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83 { |
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84 map_modified_flag = true; |
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85 map_size = (mem_address) 0; |
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86 } |
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87 |
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88 mem_map::~mem_map() |
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89 { |
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90 |
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91 } |
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92 |
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93 mem_section::mem_section() |
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94 { |
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95 |
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96 } |
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97 |
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98 mem_section::~mem_section() |
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99 { |
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100 |
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101 } |
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102 |
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103 /////////////////////////////////////////////////////////////////////// |
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104 // get_memory_region() retrieves the parameters of a memory region |
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105 |
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106 bool mem_map::get_memory_region (string region_name, mem_address * region_address, mem_address * region_size, mem_type * region_type, string * note) |
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107 { |
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108 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
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109 if (region->name == region_name) |
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110 { |
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111 *region_address = region->address; |
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112 *region_size = region->size; |
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113 *region_type = region->type; |
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114 *note = region->note; |
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115 return true; |
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116 } |
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117 |
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118 return false; |
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119 } |
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120 |
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121 |
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122 /////////////////////////////////////////////////////////////////////// |
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123 // create_memory_region() inserts a new item into the memory region list |
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124 // in order of memory address |
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125 |
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126 int mem_map::create_memory_region (string new_region_name, mem_address new_region_address, mem_address new_region_size, mem_type new_region_type, string note) |
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127 { |
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128 const mem_address new_region_end = new_region_address + new_region_size; // the byte after the new region end |
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129 |
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130 // check that the new region name is specified |
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131 |
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132 if (new_region_name == "") |
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133 return ERR_MEMMAP_REGION_NONAME; // the new region name must be specified |
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134 |
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135 // check that the new region lies within the memory map |
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136 |
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137 if (new_region_end > map_size) |
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138 return ERR_MEMMAP_REGION_MAPSIZE; // the new region does not lie within the memory map |
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139 |
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140 // check that the region end address hasn't exceeded the storage size |
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141 |
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142 if (new_region_end < new_region_address) |
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143 return ERR_MEMMAP_REGION_MAPSIZE; // the new region does not lie within the memory map |
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144 |
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145 // initialise the insertion point for the new region |
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146 |
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147 list <mem_region>::iterator insertion_point = region_list.end (); |
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148 |
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149 // check that the new region does not overlap existing regions and does not already exist |
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150 |
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151 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
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152 { |
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153 const mem_address region_end = region->address + region->size; // the byte after the region end |
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154 |
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155 if ((new_region_address >= region->address) && (new_region_address < region_end)) |
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156 { |
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157 error_info = region->name; |
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158 return ERR_MEMMAP_REGION_INTERSECT; // the start of the new region is within an existing region |
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159 } |
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160 |
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161 if ((new_region_end > region->address) && (new_region_end <= region_end)) |
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162 { |
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163 error_info = region->name; |
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164 return ERR_MEMMAP_REGION_INTERSECT; // the end of the new region is within an existing region |
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165 } |
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166 |
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167 if ((new_region_address < region->address) && (new_region_end > region_end)) |
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168 { |
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169 error_info = region->name; |
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170 return ERR_MEMMAP_REGION_INTERSECT; // an existing region lies within the new region |
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171 } |
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172 |
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173 if (region->name == new_region_name) |
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174 return ERR_MEMMAP_REGION_NAMEINUSE; // the new region name is not unique |
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175 |
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176 if ((insertion_point == region_list.end ()) && (region->address > new_region_address)) |
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177 insertion_point = region; // insert the new region here |
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178 } |
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179 |
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180 // add the new region to the region list |
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181 |
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182 list <mem_region>::iterator new_region = region_list.insert (insertion_point); |
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183 new_region->name = new_region_name; |
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184 new_region->address = new_region_address; |
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185 new_region->size = new_region_size; |
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186 new_region->type = new_region_type; |
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187 new_region->note = note; |
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188 |
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189 // initialise the section list for the new region |
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190 |
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191 calc_section_list (new_region); |
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192 |
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193 map_modified_flag = true; |
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194 return 0; |
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195 } |
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196 |
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197 |
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198 /////////////////////////////////////////////////////////////////////// |
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199 // edit_memory_region() edits an item in the memory region list |
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200 |
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201 int mem_map::edit_memory_region (string old_region_name, string new_region_name, mem_address new_region_address, mem_address new_region_size, mem_type new_region_type, string note) |
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202 { |
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203 list <mem_region>::iterator edit_region = find_memory_region (old_region_name); |
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204 if (edit_region == NULL) |
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205 return ERR_MEMMAP_REGION_NOTFOUND; // the region to be modified does not exist |
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206 |
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207 // check that the new region name is specified |
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208 |
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209 if (new_region_name == "") |
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210 return ERR_MEMMAP_REGION_NONAME; // the new region name must be specified |
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211 |
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212 // check that the region end address hasn't exceeded the storage size |
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213 |
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214 if (new_region_address + new_region_size < new_region_address) |
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215 return ERR_MEMMAP_REGION_MAPSIZE; // the new region does not lie within the memory map |
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216 |
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217 // check region name change |
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218 |
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219 if ((old_region_name != new_region_name) && |
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220 (find_memory_region (new_region_name) != NULL)) |
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221 return ERR_MEMMAP_REGION_NAMEINUSE; // new region name is not unique |
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222 |
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223 // check region address/size change wrt other regions |
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224 |
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225 const mem_address new_region_end = new_region_address + new_region_size; |
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226 if ((new_region_address != edit_region->address) || |
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227 (new_region_size != edit_region->size)) |
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228 { |
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229 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
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230 if (region != edit_region) |
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231 { |
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232 const mem_address region_end = region->address + region->size; // the byte after the region end |
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233 |
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234 if ((new_region_address >= region->address) && (new_region_address < region_end)) |
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235 { |
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236 error_info = region->name; |
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237 return ERR_MEMMAP_REGION_INTERSECT; // the start of the modified region is within another region |
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238 } |
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239 |
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240 if ((new_region_end > region->address) && (new_region_end <= region_end)) |
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241 { |
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242 error_info = region->name; |
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243 return ERR_MEMMAP_REGION_INTERSECT; // the end of the modified region is within an existing region |
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244 } |
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245 |
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246 if ((new_region_address < region->address) && (new_region_end > region_end)) |
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247 { |
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248 error_info = region->name; |
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249 return ERR_MEMMAP_REGION_INTERSECT; // another region lies within the modified region |
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250 } |
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251 } |
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252 } |
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253 |
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254 // check region size change wrt sections within region (if any) |
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255 |
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256 for (list <mem_section_view>::iterator section_view = edit_region->section_view_list.begin (); section_view != edit_region->section_view_list.end (); ++section_view) |
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257 if (section_view->section != NULL) |
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258 { |
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259 if ((section_view->section_location == final_location) || (section_view->section_location == fixed_location)) |
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260 if (section_view->section->final_location->anchor == absolute) |
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261 if (section_view->section->final_location->address + section_view->section->size - edit_region->address > new_region_size) |
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262 return ERR_MEMMAP_REGION_SIZE; // region is now too small |
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263 |
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264 if (section_view->section_location == initial_location) |
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265 if (section_view->section->initial_location->anchor == absolute) |
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266 if (section_view->section->initial_location->address + section_view->section->size - edit_region->address > new_region_size) |
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267 return ERR_MEMMAP_REGION_SIZE; // region is now too small |
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268 } |
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269 |
|
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270 // check region read-only change FIXME |
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271 |
|
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272 // move sections within the region having absolute anchors |
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273 |
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274 for (section_view = edit_region->section_view_list.begin (); section_view != edit_region->section_view_list.end (); ++section_view) |
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275 if (section_view->section != NULL) |
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276 { |
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277 if ((section_view->section_location == final_location) || (section_view->section_location == fixed_location)) |
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278 if (section_view->section->final_location->anchor == absolute) |
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279 section_view->section->final_location->address += (new_region_address - edit_region->address); |
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280 |
|
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281 if ((section_view->section_location == initial_location) || (section_view->section_location == fixed_location)) |
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282 if (section_view->section->initial_location->anchor == absolute) |
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283 section_view->section->initial_location->address += (new_region_address - edit_region->address); |
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284 } |
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285 |
|
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286 // deleteZ(the region and recreate it to make sure the region list is ordered correctly) |
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287 |
|
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288 region_list.erase (edit_region); |
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289 if (create_memory_region (new_region_name, new_region_address, new_region_size, new_region_type, note)) |
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290 return ERR_MEMMAP_ALLOC; |
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291 |
|
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292 map_modified_flag = true; |
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293 return 0; |
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294 } |
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295 |
|
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296 |
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297 ////////////////////////////////////////////////////////////////// |
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298 // delete_memory_region() removes an existing item from the memory |
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299 // region list |
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300 |
|
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301 bool mem_map::delete_memory_region (string name) |
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302 { |
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303 // make sure that there are no used sections in this region before deleting it |
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304 |
|
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305 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
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306 { |
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307 if ((region->name == name) && (region->section_view_list.size () == 1) && (region->section_view_list.front ().section == NULL)) |
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|
308 { |
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309 region_list.erase (region); |
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310 map_modified_flag = true; |
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311 return true; |
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312 } |
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|
313 } |
|
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314 |
|
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315 return false; |
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|
316 } |
|
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|
317 |
|
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318 /////////////////////////////////////////////////////////////////// |
|
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319 // set_map_size() sets the maximum permitted address for the end |
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320 // of any memory region |
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|
321 |
|
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322 bool mem_map::set_map_size (mem_address new_map_size) |
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323 { |
|
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324 // check that the new size is sufficient for all previously defined memory regions |
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325 |
|
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326 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
327 { |
|
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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
328 if (region->address + region->size > new_map_size) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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|
329 return false; // the new map size is too small |
|
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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
diff
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|
330 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
331 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
332 // set the map size |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
333 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
diff
changeset
|
334 map_size = new_map_size; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
diff
changeset
|
335 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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|
336 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
337 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
diff
changeset
|
338 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
339 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
340 //////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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changeset
|
341 // edit_memory_section() edits an item to the memory section map |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
342 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
343 int mem_map::edit_memory_section (string old_section_name, string new_section_name, mem_address section_size, mem_address section_alignment, mem_anchor initial_section_anchor, string initial_anchor_section_name, mem_address initial_anchor_address, mem_anchor final_section_anchor, string final_anchor_section_name, mem_address final_anchor_address, bool relocates, bool anchor_to_initial_location, bool linker_defined, string note) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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|
344 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
345 // do all the parameter validation |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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|
346 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
347 if (new_section_name == "") // the new section name must be specified |
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435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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|
348 return ERR_MEMMAP_SECTION_NONAME; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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|
349 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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changeset
|
350 if ((new_section_name != old_section_name) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
351 (find_memory_section (new_section_name) != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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|
352 return ERR_MEMMAP_SECTION_NAMEINUSE; // the new section name is not unique |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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parents:
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|
353 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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changeset
|
354 list <mem_section>::iterator section = find_memory_section (old_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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changeset
|
355 if (section == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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changeset
|
356 return ERR_MEMMAP_SECTION_NOTFOUND; // the specified old section name could not be found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
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changeset
|
357 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
358 // check that the LMA (if absolute) is within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
359 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
360 list <mem_region>::iterator region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
361 if (initial_section_anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
362 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
363 region = find_region_by_address (initial_anchor_address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
364 if (region == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
365 return ERR_MEMMAP_SECTION_LMA_NOTINREGION; // section LMA is not within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
366 if ((section_size > 0) && (initial_anchor_address + section_size > region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
367 return ERR_MEMMAP_SECTION_LMA_NOTINREGION; // end of section is not within the memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
368 if (relocates && (region->type == read_write)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
369 return ERR_MEMMAP_SECTION_LMA_READWRITE; // section LMA must be in a read-only memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
370 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
371 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
372 // check that the VMA (if absolute) is within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
373 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
374 if (final_section_anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
375 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
376 region = find_region_by_address (final_anchor_address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
377 if (region == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
378 return ERR_MEMMAP_SECTION_VMA_NOTINREGION; // section VMA is not within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
379 if ((section_size > 0) && (final_anchor_address + section_size > region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
380 return ERR_MEMMAP_SECTION_VMA_NOTINREGION; // end of section is not within the memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
381 if (relocates && (region->type == read_only)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
382 return ERR_MEMMAP_SECTION_VMA_READONLY; // section VMA must be in a read/write memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
383 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
384 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
385 // check relative location information as appropriate |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
386 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
387 if (relocates) // only check the initial parent section if the section relocates |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
388 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
389 if (initial_section_anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
390 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
391 list <mem_section>::iterator parent_section = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
392 if (parent_section == section_list.end ()) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
393 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTFOUND; // initial anchor name not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
394 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
395 if ((parent_section->initial_location->following_section != section) && (parent_section->initial_location->following_section != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
396 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTAVAIL; // initial anchor specified has changed and is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
397 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
398 if ((parent_section->size == 0) && (! parent_section->linker_defined)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
399 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTAVAIL; // initial anchor specified expands to fit available space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
400 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
401 if (find_region_by_section (parent_section, initial_location)->type == read_write) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
402 return ERR_MEMMAP_SECTION_LMA_READWRITE; // initial anchor must be in a read-only memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
403 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
404 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
405 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
406 if (final_section_anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
407 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
408 list <mem_section>::iterator parent_section = find_memory_section (final_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
409 if (parent_section == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
410 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTFOUND; // final anchor name not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
411 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
412 if ((parent_section->size == 0) && (! parent_section->linker_defined)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
413 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified expands to fit available space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
414 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
415 if ((!relocates) && anchor_to_initial_location) // final anchor to initial location of parent section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
416 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
417 if ((parent_section->initial_location->following_section != section) && (parent_section->initial_location->following_section != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
418 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified has changed and is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
419 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
420 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
421 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
422 if ((parent_section->final_location->following_section != section) && (parent_section->final_location->following_section != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
423 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified has changed and is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
424 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
425 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
426 if (relocates && (find_region_by_section (parent_section, final_location)->type == read_only)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
427 return ERR_MEMMAP_SECTION_VMA_READONLY; // final anchor of relocating section must be in a read/write memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
428 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
429 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
430 // check for a non-relocating section changing to relocating where the final |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
431 // location moves from a read_only region to a read_write region and there |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
432 // is a following non-relocating section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
433 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
434 if (relocates && (! section->relocates) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
435 (find_region_by_section (section, fixed_location)->type == read_only) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
436 (section->final_location->following_section != NULL) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
437 (! section->final_location->following_section->relocates)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
438 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
439 return ERR_MEMMAP_SECTION_ILLEGAL_RELOCATION; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
440 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
441 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
442 // FIXME check for overlap of absolute sections |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
443 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
444 // modify the initial section location data |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
445 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
446 if (section->initial_location->anchor == relative) // initial section anchor was relative |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
447 find_preceding_section (section, true)->initial_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
448 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
449 if (initial_section_anchor == absolute) // initial location now absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
450 section->initial_location->address = initial_anchor_address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
451 else // initial location now relative |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
452 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
453 list <mem_section>::iterator initial_parent = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
454 if (relocates || (! initial_parent->relocates)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
455 initial_parent->initial_location->following_section = section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
456 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
457 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
458 // modify the final section location data |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
459 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
460 if (section->final_location->anchor == relative) // final section anchor was relative |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
461 find_preceding_section (section, false)->final_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
462 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
463 if (final_section_anchor == absolute) // final location now absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
464 section->final_location->address = final_anchor_address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
465 else // final location now relative |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
466 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
467 list <mem_section>::iterator final_parent = find_memory_section (final_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
468 final_parent->final_location->following_section = section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
469 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
470 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
471 // handle relocation changes |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
472 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
473 if (relocates && (! section->relocates)) // section was non-relocating but now relocates |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
474 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
475 if (find_region_by_section (section, fixed_location)->type == read_only) // the section was in a read_only region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
476 section->final_location->following_section = NULL; // there is now no section following the final location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
477 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
478 section->initial_location->following_section = NULL; // there is now no section following the initial location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
479 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
480 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
481 else if ((! relocates) && section->relocates) // section was relocating but is now non-relocating |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
482 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
483 // determine the type of memory region in which the section now resides |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
484 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
485 mem_type type; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
486 if ((final_section_anchor == relative) && anchor_to_initial_location) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
487 type = find_region_by_section (find_memory_section (final_anchor_section_name), initial_location)->type; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
488 else if (final_section_anchor == relative) // anchored to final location of preceding section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
489 type = find_region_by_section (find_memory_section (final_anchor_section_name), final_location)->type; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
490 else // final_section_anchor must be absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
491 type = find_region_by_address (final_anchor_address)->type; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
492 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
493 if (type == read_only) // the section is now in a read-only memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
494 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
495 if ((section->initial_location->following_section != NULL) && ! section->initial_location->following_section->relocates) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
496 section->final_location->following_section = section->initial_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
497 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
498 section->final_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
499 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
500 else // the section is now in a read-write memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
501 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
502 if ((section->final_location->following_section != NULL) && ! section->final_location->following_section->relocates) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
503 section->initial_location->following_section = section->final_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
504 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
505 section->initial_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
506 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
507 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
508 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
509 // modify the remaining section data |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
510 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
511 section->name = new_section_name; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
512 section->size = section_size; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
513 section->alignment = section_alignment; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
514 section->relocates = relocates; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
515 section->note = note; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
516 section->linker_defined = linker_defined; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
517 section->initial_location->anchor = initial_section_anchor; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
518 section->final_location->anchor = final_section_anchor; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
519 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
520 // recalculate section lists for all regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
521 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
522 calc_section_lists (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
523 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
524 map_modified_flag = true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
525 return 0; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
526 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
527 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
528 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
529 //////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
530 // create_memory_section() adds a new item to the memory section map |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
531 // either a section name (for relative locations) or an anchor address |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
532 // (for absolute locations) must be specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
533 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
534 int mem_map::create_memory_section (string section_name, mem_address section_size, mem_address section_alignment, mem_anchor initial_section_anchor, string initial_anchor_section_name, mem_address initial_anchor_address, mem_anchor final_section_anchor, string final_anchor_section_name, mem_address final_anchor_address, bool relocates, bool anchor_to_initial_location, bool linker_defined, string note) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
535 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
536 list <mem_region>::iterator region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
537 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
538 // check that the new section name is specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
539 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
540 if (section_name == "") |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
541 return ERR_MEMMAP_SECTION_NONAME; // the new section name must be specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
542 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
543 // check that the new section name is unique |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
544 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
545 if (find_memory_section (section_name) != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
546 return ERR_MEMMAP_SECTION_NAMEINUSE; // the new section name is not unique |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
547 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
548 // check that the LMA (if absolute) is within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
549 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
550 if (initial_section_anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
551 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
552 region = find_region_by_address (initial_anchor_address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
553 if (region == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
554 return ERR_MEMMAP_SECTION_LMA_NOTINREGION; // section LMA is not within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
555 if ((section_size > 0) && (initial_anchor_address + section_size > region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
556 return ERR_MEMMAP_SECTION_LMA_NOTINREGION; // end of section is not within the memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
557 if (relocates && (region->type == read_write)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
558 return ERR_MEMMAP_SECTION_LMA_READWRITE; // section LMA must be in a read-only memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
559 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
560 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
561 // check that the VMA (if absolute) is within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
562 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
563 if (final_section_anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
564 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
565 region = find_region_by_address (final_anchor_address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
566 if (region == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
567 return ERR_MEMMAP_SECTION_VMA_NOTINREGION; // section VMA is not within a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
568 if ((section_size > 0) && (final_anchor_address + section_size > region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
569 return ERR_MEMMAP_SECTION_VMA_NOTINREGION; // end of section is not within the memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
570 if (relocates && (region->type == read_only)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
571 return ERR_MEMMAP_SECTION_VMA_READONLY; // section VMA must be in a read/write memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
572 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
573 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
574 // FIXME check for overlap of absolute sections |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
575 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
576 // check that specified parent(s) (for relative anchors) are available |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
577 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
578 if (relocates) // only check the initial parent section if the section relocates |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
579 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
580 if (initial_section_anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
581 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
582 list <mem_section>::iterator parent_section = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
583 if (parent_section == section_list.end ()) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
584 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTFOUND; // initial anchor name not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
585 /* |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
586 if (parent_section->initial_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
587 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTAVAIL; // initial anchor specified is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
588 */ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
589 if ((parent_section->size == 0) && (! parent_section->linker_defined)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
590 return ERR_MEMMAP_SECTION_LMA_ANCHORNOTAVAIL; // initial anchor specified expands to fit available space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
591 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
592 if (find_region_by_section (parent_section, initial_location)->type == read_write) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
593 return ERR_MEMMAP_SECTION_LMA_READWRITE; // initial anchor must be in a read-only memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
594 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
595 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
596 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
597 if (final_section_anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
598 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
599 list <mem_section>::iterator parent_section = find_memory_section (final_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
600 if (parent_section == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
601 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTFOUND; // final anchor name not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
602 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
603 if ((parent_section->size == 0) && (! parent_section->linker_defined)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
604 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified expands to fit available space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
605 /* |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
606 if ((!relocates) && anchor_to_initial_location) // final anchor to initial location of parent section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
607 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
608 if (parent_section->initial_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
609 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
610 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
611 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
612 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
613 if (parent_section->final_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
614 return ERR_MEMMAP_SECTION_VMA_ANCHORNOTAVAIL; // final anchor specified is unavailable |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
615 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
616 */ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
617 if (relocates && (find_region_by_section (parent_section, final_location)->type == read_only)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
618 return ERR_MEMMAP_SECTION_VMA_READONLY; // final anchor of relocating section must be in a read/write memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
619 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
620 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
621 // add the new section to the section map |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
622 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
623 mem_section new_mem_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
624 list <mem_section>::iterator new_section = section_list.insert (section_list.begin (), new_mem_section); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
625 new_section->name = section_name; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
626 new_section->size = section_size; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
627 new_section->alignment = section_alignment; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
628 new_section->relocates = relocates; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
629 new_section->note = note; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
630 new_section->linker_defined = linker_defined; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
631 new_section->initial_location = new mem_location; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
632 new_section->final_location = new mem_location; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
633 new_section->initial_location->following_section = NULL; // initialize struct |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
634 new_section->final_location->following_section = NULL; // initialize struct |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
635 new_section->initial_location->anchor = initial_section_anchor; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
636 new_section->final_location->anchor = final_section_anchor; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
637 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
638 if ((initial_section_anchor == relative) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
639 (!relocates) && (find_memory_section (initial_anchor_section_name)->relocates)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
640 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
641 // a non-relocating relative section anchored to a relocating section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
642 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
643 if (anchor_to_initial_location) // new section is anchored to the initial location of a relocating section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
644 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
645 list <mem_section>::iterator anchor_section = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
646 new_section->initial_location->following_section = anchor_section->initial_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
647 anchor_section->initial_location->following_section = new_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
648 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
649 else // new section is anchored to the final location of a relocating section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
650 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
651 list <mem_section>::iterator anchor_section = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
652 new_section->final_location->following_section = anchor_section->final_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
653 anchor_section->final_location->following_section = new_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
654 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
655 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
656 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
657 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
658 // copy initial location data |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
659 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
660 if (initial_section_anchor == relative) // new section follows the named anchor section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
661 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
662 list <mem_section>::iterator anchor_section = find_memory_section (initial_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
663 new_section->initial_location->following_section = anchor_section->initial_location->following_section; // move anchor of the following section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
664 anchor_section->initial_location->following_section = new_section; // anchor the new section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
665 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
666 else // new section has an absolute anchor |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
667 new_section->initial_location->address = initial_anchor_address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
668 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
669 // copy final location data |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
670 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
671 if (final_section_anchor == relative) // new section follows the named anchor section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
672 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
673 list <mem_section>::iterator anchor_section = find_memory_section (final_anchor_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
674 new_section->final_location->following_section = anchor_section->final_location->following_section; // move anchor of the following section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
675 anchor_section->final_location->following_section = new_section; // anchor the new section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
676 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
677 else // new section has an absolute anchor |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
678 new_section->final_location->address = final_anchor_address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
679 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
680 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
681 // recalculate section lists for all regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
682 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
683 calc_section_lists (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
684 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
685 map_modified_flag = true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
686 return 0; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
687 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
688 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
689 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
690 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
691 // calc_section_lists() updates the lists of memory sections for all |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
692 // memory regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
693 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
694 bool mem_map::calc_section_lists () |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
695 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
696 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
697 calc_section_list (region); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
698 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
699 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
700 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
701 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
702 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
703 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
704 // calc_section_list() updates the list of memory sections which reside |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
705 // in the specified memory region. It is called whenever the section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
706 // map is modified. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
707 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
708 bool mem_map::calc_section_list (list <mem_region>::iterator region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
709 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
710 // clear the old list (if any) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
711 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
712 TRACE (_T("Calculating section list for region '%s'\n"), CString (region->name.c_str())); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
713 region->section_view_list.clear (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
714 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
715 // add the initial and final locations of each absolute section as necessary |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
716 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
717 for (list <mem_section>::iterator section = section_list.begin (); section != section_list.end (); ++section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
718 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
719 if (section->relocates) // the section is relocated and must be added to the view twice |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
720 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
721 add_absolute_section_to_list (region, section, initial_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
722 add_absolute_section_to_list (region, section, final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
723 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
724 else // the section is not relocated and must be added to the view once only |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
725 add_absolute_section_to_list (region, section, fixed_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
726 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
727 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
728 // add unused sections to section view list where appropriate |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
729 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
730 list <mem_section_view>::iterator previous_section_view = region->section_view_list.begin (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
731 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
732 if (previous_section_view == region->section_view_list.end ()) // no used sections in this region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
733 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
734 // add a single unused section to the section view list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
735 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
736 mem_section_view new_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
737 new_section_view.section = NULL; // an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
738 region->section_view_list.push_back (new_section_view); // add to the section list for this region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
739 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
740 else // there are used sections in this region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
741 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
742 list <mem_section_view>::iterator second_section_view = region->section_view_list.begin (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
743 ++second_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
744 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
745 // add unused sections between used sections where they do not meet in either initial or final locations |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
746 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
747 for (list <mem_section_view>::iterator section_view = second_section_view; section_view != region->section_view_list.end (); ++section_view) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
748 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
749 if (! (absolute_sections_meet (previous_section_view->section, section_view->section))) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
750 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
751 list <mem_section_view>::iterator new_section_view = region->section_view_list.insert (section_view); // add an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
752 new_section_view->section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
753 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
754 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
755 previous_section_view = section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
756 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
757 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
758 // add an unused section to end of region if the last section does not reach the end of the region in initial or final locations |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
759 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
760 if (! at_end_of_region (region->section_view_list.back().section, region)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
761 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
762 mem_section_view new_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
763 new_section_view.section = NULL; // an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
764 region->section_view_list.push_back (new_section_view); // add an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
765 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
766 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
767 // add an unused section to start of region if the first section does not start at the start of the region in initial or final locations |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
768 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
769 if (! at_start_of_region (region->section_view_list.front().section, region)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
770 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
771 mem_section_view new_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
772 new_section_view.section = NULL; // an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
773 region->section_view_list.push_front (new_section_view); // add an unused section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
774 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
775 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
776 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
777 // add the initial and final locations of the each relative section as necessary |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
778 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
779 for (list <mem_section_view>::iterator section_view = region->section_view_list.begin (); section_view != region->section_view_list.end (); ++section_view) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
780 if (section_view->section != NULL) // if section is used |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
781 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
782 list <mem_section>::iterator section = section_view->section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
783 TRACE (_T("Calculating relative sections for section view '%s' %s\n"), CString (section->name.c_str ()), |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
784 section_view->section_location == final_location ? _T("(final)") : |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
785 section_view->section_location == initial_location ? _T("(initial)") : _T("(fixed)")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
786 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
787 if (section_view->section_location == final_location) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
788 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
789 if (section->final_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
790 add_relative_sections_to_list (region, section_view, final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
791 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
792 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
793 else if (section_view->section_location == initial_location) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
794 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
795 if (section->initial_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
796 add_relative_sections_to_list (region, section_view, initial_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
797 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
798 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
799 else // section_view->section_location == fixed_location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
800 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
801 if (section->initial_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
802 add_relative_sections_to_list (region, section_view, initial_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
803 if (section->final_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
804 add_relative_sections_to_list (region, section_view, final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
805 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
806 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
807 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
808 // remove unused sections where user-defined section of unknown size will be placed |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
809 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
810 section_view = region->section_view_list.begin (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
811 while (section_view != region->section_view_list.end ()) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
812 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
813 bool expanding_section = false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
814 if ((section_view->section != NULL) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
815 (section_view->section->size == 0) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
816 (! section_view->section->linker_defined)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
817 expanding_section = true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
818 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
819 ++section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
820 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
821 if (expanding_section && (section_view != region->section_view_list.end ()) && (section_view->section == NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
822 section_view = region->section_view_list.erase (section_view); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
823 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
824 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
825 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
826 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
827 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
828 ///////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
829 // add_relative_sections_to_list() inserts the sections defined relative |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
830 // to the specified section list item to the section list for the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
831 // specified region in the appropriate order |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
832 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
833 bool mem_map::add_relative_sections_to_list (list <mem_region>::iterator region, list <mem_section_view>::iterator section_view, section_location_type location_type) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
834 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
835 // insert following relative sections of type 'location_type' in region_view.section_view_list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
836 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
837 list <mem_section>::iterator new_section = section_view->section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
838 mem_location * new_section_location = (location_type == initial_location ? new_section->initial_location : new_section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
839 list <mem_section_view>::iterator insertion_point = section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
840 ++insertion_point; |
|
103
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
841 bool no_relocation = true; |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
842 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
843 while (new_section_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
844 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
845 // add the new section to the section view list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
846 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
847 mem_section_view new_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
848 new_section_view.section = new_section_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
849 const bool section_relocates = new_section->relocates; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
850 new_section = new_section_view.section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
851 new_section_view.section_location = (new_section->relocates ? location_type : fixed_location); |
|
103
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
852 if ((new_section_view.section_location == fixed_location) && (location_type == final_location) && (! section_view->section->relocates) && (! section_relocates) && no_relocation) |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
853 { |
|
103
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
854 // section already added to the view so add nothing but |
|
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
855 // increment insertion point for following sections |
|
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
856 TRACE (_T("Skipping section %s %s location (relative) preceding %s\n"), CString (new_section_location->following_section->name.c_str()), location_type == initial_location ? _T("initial") : _T("final"), ((insertion_point != region->section_view_list.end ()) && (insertion_point->section != NULL)) ? CString (insertion_point->section->name.c_str()) : _T("(null)")); |
|
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
857 ++insertion_point; |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
858 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
859 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
860 { |
|
103
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
861 TRACE (_T("Inserting section %s %s location (relative) preceding %s\n"), CString (new_section_location->following_section->name.c_str()), location_type == initial_location ? _T("initial") : _T("final"), ((insertion_point != region->section_view_list.end ()) && (insertion_point->section != NULL)) ? CString (insertion_point->section->name.c_str()) : _T("(null)")); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
862 region->section_view_list.insert (insertion_point, new_section_view); |
|
103
95f3e12a6327
Merge from eCos master repository on 2000-06-23-16:41:10-BST
jlarmour
parents:
76
diff
changeset
|
863 no_relocation = no_relocation && ! new_section_view.section->relocates; |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
864 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
865 new_section_location = (location_type == initial_location ? new_section->initial_location : new_section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
866 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
867 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
868 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
869 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
870 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
871 ///////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
872 // add_absolute_section_to_list() inserts the specified section to the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
873 // specified section list at the appropriate place if it has an |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
874 // absolute location and that location is within the specified memory |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
875 // region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
876 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
877 bool mem_map::add_absolute_section_to_list (list <mem_region>::iterator region, list <mem_section>::iterator additional_section, section_location_type location_type) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
878 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
879 // get location of new section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
880 mem_location * new_section_location = (location_type == initial_location ? additional_section->initial_location : additional_section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
881 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
882 if ((new_section_location->anchor == absolute) && (new_section_location->address >= region->address) && (new_section_location->address < region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
883 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
884 // the section lies in the region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
885 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
886 // initialise the insertion point for the new section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
887 list <mem_section_view>::iterator insertion_point = region->section_view_list.end (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
888 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
889 for (list <mem_section_view>::iterator section = region->section_view_list.begin (); section != region->section_view_list.end (); ++section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
890 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
891 // get location of section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
892 mem_location * section_location = (section->section_location == initial_location ? section->section->initial_location : section->section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
893 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
894 // compare with location of new section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
895 if ((new_section_location->anchor == absolute) && (section_location->address >= new_section_location->address)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
896 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
897 // insert new section here if the current section has a higher address |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
898 insertion_point = section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
899 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
900 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
901 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
902 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
903 // add the new section to the section view list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
904 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
905 TRACE (_T("Inserting section %s %s location (absolute) preceding %s\n"), CString (additional_section->name.c_str()), location_type == initial_location ? _T("initial") : _T("final"), insertion_point != region->section_view_list.end () ? CString (insertion_point->section->name.c_str()) : _T("(end)")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
906 mem_section_view new_section_view; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
907 new_section_view.section = additional_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
908 new_section_view.section_location = location_type; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
909 region->section_view_list.insert (insertion_point, new_section_view); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
910 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
911 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
912 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
913 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
914 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
915 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
916 //////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
917 // absolute_sections_meet() determines whether the specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
918 // absolute memory sections meet. It assumes that section2 comes |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
919 // after section1 in the memory map. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
920 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
921 bool mem_map::absolute_sections_meet(list <mem_section>::iterator section1, list <mem_section>::iterator section2) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
922 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
923 if (section1->size == 0) // size of section1 is unknown |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
924 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
925 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
926 // check if initial section locations meet |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
927 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
928 if ((section1->initial_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
929 ((section2->initial_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
930 section1->initial_location->address + section1->size == section2->initial_location->address)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
931 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
932 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
933 // check if final section locations meet |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
934 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
935 if ((section1->final_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
936 ((section2->final_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
937 section1->final_location->address + section1->size == section2->final_location->address)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
938 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
939 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
940 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
941 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
942 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
943 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
944 ////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
945 // at_start_of_region() determines whether the specified section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
946 // is located at the very start of the specified region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
947 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
948 bool mem_map::at_start_of_region (list <mem_section>::iterator section, list <mem_region>::iterator region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
949 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
950 // check initial section location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
951 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
952 if ((section->initial_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
953 (section->initial_location->address == region->address)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
954 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
955 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
956 // check final section location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
957 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
958 if ((section->final_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
959 (section->final_location->address == region->address)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
960 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
961 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
962 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
963 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
964 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
965 ////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
966 // at_end_of_region() determines whether the specified section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
967 // is located at the very end of the specified region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
968 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
969 bool mem_map::at_end_of_region (list <mem_section>::iterator section, list <mem_region>::iterator region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
970 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
971 if (section->size == 0) // size of section is unknown |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
972 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
973 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
974 // check initial section location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
975 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
976 if ((section->initial_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
977 section->initial_location->address + section->size == region->address + region->size) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
978 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
979 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
980 // check final section location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
981 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
982 if ((section->final_location->anchor == absolute) && |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
983 section->final_location->address + section->size == region->address + region->size) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
984 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
985 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
986 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
987 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
988 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
989 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
990 // find_preceding_section() finds the preceding section in the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
991 // memory section list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
992 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
993 list <mem_section>::iterator mem_map::find_preceding_section (list <mem_section>::iterator reference_section, bool initial_location) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
994 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
995 for (list <mem_section>::iterator section = section_list.begin (); section != section_list.end (); ++section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
996 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
997 if (reference_section == (reference_section->relocates && initial_location ? section->initial_location->following_section : section->final_location->following_section)) // if preceding section found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
998 return section; // return the section iterator |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
999 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1000 return NULL; // section not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1001 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1002 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1003 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1004 // find_memory_section() finds an existing section in the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1005 // memory section list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1006 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1007 list <mem_section>::iterator mem_map::find_memory_section (string section_name) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1008 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1009 for (list <mem_section>::iterator section = section_list.begin (); section != section_list.end (); ++section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1010 if (section->name == section_name) // if section found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1011 return section; // return the section iterator |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1012 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1013 return NULL; // section not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1014 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1015 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1016 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1017 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1018 // find_memory_region() finds an existing region in the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1019 // memory region list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1020 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1021 list <mem_region>::iterator mem_map::find_memory_region (string region_name) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1022 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1023 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end (); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1024 if (region->name == region_name) // if region found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1025 return region; // return the region iterator |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1026 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1027 return NULL; // region not found |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1028 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1029 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1030 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1031 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1032 // delete_memory_section() removes an existing item from the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1033 // memory section map |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1034 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1035 bool mem_map::delete_memory_section (string name) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1036 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1037 // make sure that the section exists |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1038 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1039 list <mem_section>::iterator section = find_memory_section (name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1040 if (section == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1041 return false; // there is no section with this name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1042 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1043 /* |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1044 // make sure that there are no sections defined relative to this section before deleting it |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1045 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1046 if (section->initial_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1047 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1048 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1049 if (section->final_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1050 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1051 */ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1052 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1053 // if section is absolute, copy the initial and final location information to |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1054 // the following sections (if any) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1055 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1056 if ((section->initial_location->anchor == absolute) && (section->initial_location->following_section != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1057 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1058 section->initial_location->following_section->initial_location->anchor = absolute; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1059 section->initial_location->following_section->initial_location->address = section->initial_location->address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1060 // FIXME adjust new address of following section for alignment here |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1061 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1062 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1063 if ((section->final_location->anchor == absolute) && (section->final_location->following_section != NULL)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1064 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1065 section->final_location->following_section->final_location->anchor = absolute; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1066 section->final_location->following_section->final_location->address = section->final_location->address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1067 // FIXME adjust new address of following section for alignment here |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1068 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1069 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1070 // if section is relative, find the initial and final sections to which it is attached |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1071 // and set their pointers to the sections following the one to be deleted (if any) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1072 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1073 list <mem_section>::iterator related_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1074 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1075 if (section->initial_location->anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1076 for (related_section = section_list.begin (); related_section != section_list.end (); ++related_section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1077 if (related_section->initial_location->following_section == section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1078 related_section->initial_location->following_section = section->initial_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1079 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1080 if (section->final_location->anchor == relative) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1081 for (related_section = section_list.begin (); related_section != section_list.end (); ++related_section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1082 if (related_section->final_location->following_section == section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1083 related_section->final_location->following_section = section->final_location->following_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1084 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1085 // delete the section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1086 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1087 deleteZ(section->initial_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1088 deleteZ(section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1089 section_list.erase (section); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1090 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1091 // recalculate section lists for all regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1092 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1093 calc_section_lists (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1094 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1095 map_modified_flag = true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1096 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1097 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1098 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1099 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1100 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1101 // delete_memory_sections() deletes all memory sections in preparation |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1102 // for layout loading or application closure |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1103 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1104 bool mem_map::delete_all_memory_sections () |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1105 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1106 // deleteZ(each section in turn) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1107 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1108 while (section_list.size () > 0) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1109 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1110 list <mem_section>::iterator section = section_list.begin (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1111 deleteZ(section->initial_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1112 deleteZ(section->final_location); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1113 section_list.erase (section); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1114 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1115 // section_list.clear (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1116 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1117 // recalculate section view lists for all regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1118 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1119 calc_section_lists (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1120 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1121 map_modified_flag = true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1122 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1123 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1124 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1125 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1126 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1127 // export_sections() exports section-related info for regions of the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1128 // specified type to the linker script fragment and header file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1129 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1130 bool mem_map::export_sections (FILE * script_stream, FILE * header_stream, mem_type type) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1131 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1132 for (list <mem_region>::iterator region = region_list.begin (); region != region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1133 if (region->type == type) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1134 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1135 for (list <mem_section_view>::iterator section_view = region->section_view_list.begin (); section_view != region->section_view_list.end (); ++section_view) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1136 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1137 if ((section_view->section != NULL) && (section_view->section_location != initial_location)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1138 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1139 if (section_view->section->linker_defined) // section is linker-defined |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1140 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1141 // output section name and region name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1142 fprintf (script_stream, " SECTION_%s (%s, ", |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1143 encode_section_name (section_view->section->name).c_str (), region->name.c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1144 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1145 // output VMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1146 if (section_view->section->final_location->anchor == absolute) // an absolute VMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1147 fprintf (script_stream, "%#lx, ", section_view->section->final_location->address); // specify absolute address |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1148 else // a relative VMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1149 fprintf (script_stream, "ALIGN (%#lx), ", section_view->section->alignment); // specify alignment |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1150 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1151 // output LMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1152 if (! section_view->section->relocates) // section does not relocate so LMA == VMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1153 fprintf (script_stream, "LMA_EQ_VMA)"); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1154 else if (section_view->section->initial_location->anchor == absolute) // an absolute LMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1155 fprintf (script_stream, "AT (%#lx))", section_view->section->initial_location->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1156 else // a relative LMA |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1157 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1158 list <mem_section>::iterator parent_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1159 for (parent_section = section_list.begin (); parent_section != section_list.end (); ++parent_section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1160 if (parent_section->initial_location->following_section == section_view->section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1161 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1162 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1163 if (parent_section->linker_defined) // parent section is linker-defined |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1164 fprintf (script_stream, "FOLLOWING (.%s))", parent_section->name.c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1165 else // parent section is user-defined |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1166 fprintf (script_stream, "AT (__%s + %#lx))", parent_section->name.c_str (), parent_section->size); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1167 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1168 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1169 else // section is user-defined |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1170 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1171 // output section symbol |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1172 if (section_view->section->final_location->anchor == absolute) // an absolute VMA |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
103
diff
changeset
|
1173 fprintf (script_stream, " CYG_LABEL_DEFN(__%s) = %#lx;", section_view->section->name.c_str (), section_view->section->final_location->address); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1174 else // a relative VMA |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
103
diff
changeset
|
1175 fprintf (script_stream, " CYG_LABEL_DEFN(__%s) = ALIGN (%#lx);", section_view->section->name.c_str (), section_view->section->alignment); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1176 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1177 // update current location pointer |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1178 if (section_view->section->size != 0) // size is known |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
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103
diff
changeset
|
1179 fprintf (script_stream, " . = CYG_LABEL_DEFN(__%s) + %#lx;", section_view->section->name.c_str (), section_view->section->size); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1180 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1181 // output reference to symbol in header file |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
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parents:
103
diff
changeset
|
1182 fprintf (header_stream, "#ifndef __ASSEMBLER__\nextern char CYG_LABEL_NAME (__%s) [];\n#endif\n", section_view->section->name.c_str ()); |
|
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
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parents:
103
diff
changeset
|
1183 fprintf (header_stream, "#define CYGMEM_SECTION_%s (CYG_LABEL_NAME (__%s))\n", section_view->section->name.c_str (), section_view->section->name.c_str ()); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1184 if (section_view->section->size == 0) // a section of unknown size |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1185 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1186 mem_address section_end_address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1187 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1188 ++section_view; // move to next section_view |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1189 if (section_view == region->section_view_list.end ()) // section continues to end of region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1190 section_end_address = region->address + region->size; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1191 else // section continues to next section with an absolute location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1192 section_end_address = section_view->section->final_location->address; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1193 --section_view; // move back to previous section view |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1194 |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
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103
diff
changeset
|
1195 fprintf (header_stream, "#define CYGMEM_SECTION_%s_SIZE (%#lx - (size_t) CYG_LABEL_NAME (__%s))\n", section_view->section->name.c_str (), section_end_address, section_view->section->name.c_str ()); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1196 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1197 else // a section of known size |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1198 fprintf (header_stream, "#define CYGMEM_SECTION_%s_SIZE (%#lx)\n", section_view->section->name.c_str (), section_view->section->size); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1199 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1200 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1201 // end of section description |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1202 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1203 fprintf (script_stream, "\n"); // new line |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1204 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1205 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1206 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1207 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1208 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1209 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1210 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1211 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1212 // export_files() creates a fragment of linker script and a header file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1213 // describing the memory layout |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1214 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1215 bool mem_map::export_files (LPCTSTR script_name, LPCTSTR header_name) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1216 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1217 FILE * script_stream; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1218 FILE * header_stream; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1219 list <mem_region>::iterator region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1220 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1221 // do not export files if the memory layout is empty |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1222 // assume that there are default LDI files available |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1223 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1224 if (region_list.size () == 0) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1225 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1226 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1227 // open the script fragment file for writing |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1228 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1229 script_stream = _tfopen (script_name, _T("wt")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1230 if (script_stream == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1231 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1232 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1233 // open the header file for writing |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1234 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1235 header_stream = _tfopen (header_name, _T("wt")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1236 if (header_stream == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1237 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1238 fclose (script_stream); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1239 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1240 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1241 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1242 // output the linker script fragment header |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1243 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1244 time_t export_time; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1245 time (&export_time); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1246 struct tm * local = localtime (&export_time); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1247 fprintf (script_stream, "// eCos memory layout - %s\n%s\n\n", asctime (local), MLT_GENERATED_WARNING); |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
103
diff
changeset
|
1248 fprintf (script_stream, "#include <cyg/infra/cyg_type.inc>\n\n"); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1249 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1250 // output the header file header |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1251 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1252 fprintf (header_stream, "// eCos memory layout - %s\n%s\n\n", asctime (local), MLT_GENERATED_WARNING); |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
103
diff
changeset
|
1253 fprintf (header_stream, "#ifndef __ASSEMBLER__\n"); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1254 fprintf (header_stream, "#include <cyg/infra/cyg_type.h>\n"); // for the CYG_LABEL_NAME macro definition |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1255 fprintf (header_stream, "#include <stddef.h>\n\n"); // for size_t |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
103
diff
changeset
|
1256 fprintf (header_stream, "#endif\n"); |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1257 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1258 // output the MEMORY block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1259 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1260 fprintf (script_stream, "MEMORY\n{\n"); // start of MEMORY block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1261 for (region = region_list.begin (); region != region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1262 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1263 fprintf (script_stream, " %s : ORIGIN = %#lx, LENGTH = %#lx\n", region->name.c_str(), region->address, region->size); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1264 fprintf (header_stream, "#define CYGMEM_REGION_%s (%#lx)\n", region->name.c_str(), region->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1265 fprintf (header_stream, "#define CYGMEM_REGION_%s_SIZE (%#lx)\n", region->name.c_str(), region->size); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1266 fprintf (header_stream, "#define CYGMEM_REGION_%s_ATTR (CYGMEM_REGION_ATTR_R%s)\n", region->name.c_str(), (read_write == region->type) ? " | CYGMEM_REGION_ATTR_W" : ""); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1267 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1268 fprintf (script_stream, "}\n\n"); // end of MEMORY block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1269 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1270 // output the SECTIONS block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1271 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1272 fprintf (script_stream, "SECTIONS\n{\n"); // start of SECTIONS block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1273 fprintf (script_stream, " SECTIONS_BEGIN\n"); // SECTIONS block initial script macro call |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1274 export_sections (script_stream, header_stream, read_only); // export sections in read-only regions first |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1275 export_sections (script_stream, header_stream, read_write); // followed by sections in read-write regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1276 fprintf (script_stream, " SECTIONS_END\n"); // SECTIONS block final script macro call |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1277 fprintf (script_stream, "}\n"); // end of SECTIONS block |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1278 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1279 // close the files |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1280 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1281 fclose (script_stream); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1282 fclose (header_stream); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1283 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1284 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1285 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1286 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1287 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1288 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1289 // import_linker_defined_sections() reads a the linker-defined section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1290 // names from the "SECTION_*" CPP macro definitions within the linker |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1291 // script |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1292 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1293 bool mem_map::import_linker_defined_sections (LPCTSTR filename) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1294 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1295 // clear the linker-defined section name list |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1296 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1297 linker_defined_section_list.clear (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1298 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1299 // open the linker script file for reading |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1300 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1301 FILE * stream; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1302 stream = _tfopen (filename, _T("rt")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1303 if (stream == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1304 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1305 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1306 bool macro = false; // not reading a CPP macro definition initially |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1307 char input_string [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1308 while (! feof (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1309 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1310 if (macro) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1311 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1312 if (fscanf (stream, "%8s", input_string) == EOF) // read the next 8 chars (not including whitespace) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1313 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1314 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1315 if (strcmp (input_string, "SECTION_") == 0) // an MLT section macro definition |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1316 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1317 if (fscanf (stream, "%31[^(]", input_string) == EOF) // read the section name up to the '(' character |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1318 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1319 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1320 string section_name = decode_section_name (input_string); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1321 if (find (linker_defined_section_list.begin (), linker_defined_section_list.end (), section_name) == linker_defined_section_list.end ()) // if section name is unique |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1322 linker_defined_section_list.push_back (section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1323 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1324 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1325 macro = false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1326 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1327 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1328 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1329 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1330 if (fscanf (stream, "%31s", input_string) == EOF) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1331 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1332 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1333 if (strcmp (input_string, "#define") == 0) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1334 macro = true; // macro starts with "#define" |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1335 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1336 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1337 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1338 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1339 // close the file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1340 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1341 if (fclose (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1342 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1343 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1344 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1345 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1346 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1347 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1348 // encode_note() encodes newlines in note |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1349 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1350 string mem_map::encode_note (string in) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1351 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1352 string out = "!"; // dummy first character to ensure output string length > 0 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1353 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1354 for (unsigned int item = 0; item < in.size (); item++) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1355 if (in [item] == _TCHAR('\n')) // an LF character |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1356 out += "\x07F"; // output substitution character 0x7F instead |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1357 else if (in [item] != _TCHAR('\r')) // ignore the CR (present under Win32 only) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1358 out += in [item]; // copy other characters to output string unprocessed |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1359 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1360 return out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1361 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1362 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1363 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1364 // decode_note() decodes newlines in note |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1365 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1366 string mem_map::decode_note (string in) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1367 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1368 string out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1369 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1370 for (unsigned int item = 1; item < in.size (); item++) // ignore dummy first character |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1371 if (in [item] == _TCHAR('\x07F')) // the newline substitution character |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1372 out += "\r\n"; // output CRLF instead |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1373 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1374 out += in [item]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1375 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1376 return out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1377 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1378 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1379 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1380 // encode_section_name() encodes period -> double underscore in section name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1381 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1382 string mem_map::encode_section_name (string in) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1383 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1384 string out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1385 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1386 for (unsigned int item = 0; item < in.size (); item++) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1387 if (in [item] == '.') // a period character |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1388 out += "__"; // output a double underscore instead |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1389 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1390 out += in [item]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1391 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1392 return out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1393 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1394 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1395 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1396 // decode_section_name() decodes double underscore -> period in section name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1397 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1398 string mem_map::decode_section_name (string in) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1399 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1400 string out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1401 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1402 for (unsigned int item = 0; item < in.size (); item++) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1403 if ((item + 1 < in.size ()) && (in [item] == '_') && (in [item + 1] == '_')) // two consecutive underscore characters |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1404 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1405 out += "."; // output a period instead |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1406 item++; // skip the second underscore |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1407 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1408 else |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1409 out += in [item]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1410 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1411 return out; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1412 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1413 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1414 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1415 // save_memory_layout() saves the memory layout to file for later use |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1416 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1417 bool mem_map::save_memory_layout (LPCTSTR filename) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1418 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1419 FILE * stream; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1420 list <mem_region>::iterator region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1421 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1422 // open the save file for writing |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1423 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1424 stream = _tfopen (filename, _T("wt")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1425 if (stream == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1426 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1427 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1428 // write the save file format version number |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1429 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1430 fprintf (stream, "version %u\n", (unsigned int) MLT_FILE_VERSION); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1431 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1432 // save the memory region data in address order |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1433 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1434 for (region = region_list.begin (); region != region_list.end (); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1435 fprintf (stream, "region %s %lx %lx %d %s\n", region->name.c_str (), |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1436 region->address, region->size, (region->type == read_only), encode_note (region->note).c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1437 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1438 // save the memory section data in VMA order |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1439 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1440 for (region = region_list.begin (); region != region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1441 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1442 for (list <mem_section_view>::iterator section_view = region->section_view_list.begin (); section_view != region->section_view_list.end (); ++section_view) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1443 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1444 if ((section_view->section != NULL) && (section_view->section_location != initial_location)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1445 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1446 list <mem_section>::iterator section = section_view->section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1447 fprintf (stream, "section %s %lx %lx %d %d %d %d %d %d", |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1448 section->name.c_str (), section->size, section->alignment, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1449 section->relocates, section->linker_defined, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1450 section->final_location->anchor == absolute, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1451 section->final_location->following_section != NULL, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1452 section->initial_location->anchor == absolute, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1453 section->initial_location->following_section != NULL); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1454 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1455 if (section->final_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1456 fprintf (stream, " %lx", section->final_location->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1457 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1458 if (section->initial_location->anchor == absolute) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1459 fprintf (stream, " %lx", section->initial_location->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1460 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1461 if (section->final_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1462 fprintf (stream, " %s", section->final_location->following_section->name.c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1463 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1464 if (section->initial_location->following_section != NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1465 fprintf (stream, " %s", section->initial_location->following_section->name.c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1466 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1467 fprintf (stream, " %s", encode_note (section->note).c_str ()); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1468 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1469 // end of section description |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1470 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1471 fprintf (stream, "\n"); // new line |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1472 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1473 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1474 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1475 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1476 // close the file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1477 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1478 if (fclose (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1479 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1480 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1481 map_modified_flag = false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1482 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1483 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1484 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1485 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1486 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1487 // load_memory_layout() loads a previously saved memory layout from file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1488 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1489 bool mem_map::load_memory_layout (LPCTSTR filename) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1490 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1491 FILE * stream; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1492 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1493 // open the save file for reading |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1494 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1495 stream = _tfopen (filename, _T("rt")); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1496 if (stream == NULL) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1497 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1498 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1499 // read the file version |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1500 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1501 unsigned int file_version; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1502 if ((fscanf (stream, "%*s %u", &file_version) != 1) || |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1503 (file_version != MLT_FILE_VERSION)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1504 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1505 fclose (stream); // missing or incorrect file version |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1506 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1507 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1508 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1509 new_memory_layout (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1510 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1511 // read the new memory layout (first pass) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1512 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1513 while (! feof (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1514 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1515 char record_type [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1516 if (fscanf (stream, "%31s", record_type) == EOF) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1517 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1518 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1519 if (strcmp (record_type, "section") == 0) // a section record |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1520 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1521 if (! load_memory_section_1 (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1522 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1523 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1524 else if (strcmp (record_type, "region") == 0) // a region record |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1525 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1526 mem_address address, size; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1527 bool read_only_region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1528 char name [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1529 char note [1024]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1530 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1531 fscanf (stream, "%s %lx %lx %d %1023[^\n]", name, &address, &size, &read_only_region, note); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1532 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1533 if (create_memory_region (name, address, size, (read_only_region ? read_only : read_write), decode_note (note))) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1534 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1535 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1536 else // an unknown record type |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1537 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1538 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1539 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1540 // quit if the end of the file was not reached (due to an error) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1541 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1542 if (! feof (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1543 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1544 new_memory_layout (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1545 fclose (stream); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1546 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1547 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1548 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1549 // move the file pointer back to the beginning of the file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1550 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1551 fseek (stream, 0, SEEK_SET); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1552 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1553 while (! feof (stream)) // read the memory layout (second pass) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1554 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1555 char record_type [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1556 if (fscanf (stream, "%31s", record_type) == EOF) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1557 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1558 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1559 if ((strcmp (record_type, "section") == 0) && (! load_memory_section_2 (stream))) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1560 break; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1561 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1562 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1563 // close the file |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1564 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1565 if (fclose (stream)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1566 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1567 new_memory_layout (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1568 return false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1569 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1570 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1571 // recalculate section view lists for all regions |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1572 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1573 calc_section_lists (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1574 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1575 map_modified_flag = false; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1576 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1577 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1578 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1579 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1580 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1581 // load_memory_section_1() loads a previously saved memory section from |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1582 // file (first pass) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1583 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1584 bool mem_map::load_memory_section_1 (FILE * stream) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1585 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1586 char section_name [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1587 int relocates, linker_defined; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1588 int final_absolute, initial_absolute, final_following, initial_following; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1589 mem_section new_section; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1590 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1591 new_section.initial_location = new mem_location; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1592 new_section.initial_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1593 new_section.final_location = new mem_location; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1594 new_section.final_location->following_section = NULL; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1595 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1596 fscanf (stream,"%31s %lx %lx %d %d %d %d %d %d", |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1597 section_name, &new_section.size, &new_section.alignment, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1598 &relocates, &linker_defined, &final_absolute, &final_following, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1599 &initial_absolute, &initial_following); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1600 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1601 new_section.name = section_name; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1602 new_section.relocates = (relocates != 0); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1603 new_section.linker_defined = (linker_defined != 0); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1604 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1605 new_section.final_location->anchor = (final_absolute ? absolute : relative); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1606 if (final_absolute) // final location is absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1607 fscanf (stream, "%lx", &new_section.final_location->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1608 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1609 new_section.initial_location->anchor = (initial_absolute ? absolute : relative); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1610 if (initial_absolute) // initial location is absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1611 fscanf (stream, "%lx", &new_section.initial_location->address); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1612 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1613 if (final_following) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1614 fscanf (stream, "%*s"); // skip the final following section field on first pass |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1615 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1616 if (initial_following) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1617 fscanf (stream, "%*s"); // skip the initial following section field on first pass |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1618 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1619 char note [1024]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1620 fscanf (stream, " %1023[^\n]", note); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1621 new_section.note = decode_note (note); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1622 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1623 // add the new section to the section map |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1624 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1625 section_list.push_front (new_section); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1626 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1627 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1628 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1629 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1630 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1631 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1632 // load_memory_section_2() loads a previously saved memory section from |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1633 // file (second pass) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1634 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1635 bool mem_map::load_memory_section_2 (FILE * stream) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1636 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1637 char section_name [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1638 char following_section_name [32]; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1639 int final_absolute, initial_absolute, final_following, initial_following; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1640 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1641 fscanf (stream,"%31s %*lx %*lx %*d %*d %d %d %d %d", |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1642 section_name, &final_absolute, &final_following, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1643 &initial_absolute, &initial_following); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1644 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1645 if (final_absolute) // final location is absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1646 fscanf (stream, "%*lx"); // skip the final location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1647 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1648 if (initial_absolute) // initial location is absolute |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1649 fscanf (stream, "%*lx"); // skip the initial location |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1650 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1651 if (initial_following || final_following) // the section is a parent |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1652 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1653 list <mem_section>::iterator section = find_memory_section (section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1654 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1655 if (final_following) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1656 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1657 fscanf (stream, "%31s", following_section_name); // read the final following section name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1658 section->final_location->following_section = |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1659 find_memory_section (following_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1660 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1661 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1662 if (initial_following) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1663 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1664 fscanf (stream, "%31s", following_section_name); // read the initial following section name |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1665 section->initial_location->following_section = |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1666 find_memory_section (following_section_name); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1667 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1668 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1669 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1670 fscanf (stream, "%*1023[^\n]"); // skip the note |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1671 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1672 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1673 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1674 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1675 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1676 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1677 // new_memory_layout() clears the memory layout |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1678 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1679 bool mem_map::new_memory_layout () |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1680 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1681 delete_all_memory_sections (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1682 // section_list.clear (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1683 region_list.clear (); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1684 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1685 map_modified_flag = false; // no need to save an empty memory layout |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1686 return true; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1687 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1688 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1689 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1690 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1691 // section_exists() determines if the specified section is defined |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1692 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1693 bool mem_map::section_exists (string section_name) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1694 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1695 return (find_memory_section (section_name) != NULL); |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1696 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1697 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1698 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1699 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1700 // find_region_by_address() finds the region containing the specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1701 // memory address |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1702 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1703 list <mem_region>::iterator mem_map::find_region_by_address (mem_address address) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1704 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1705 for (list <mem_region>::iterator region = region_list.begin (); region !=region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1706 if ((address >= region->address) && (address < region->address + region->size)) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1707 return region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1708 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1709 return NULL; // the specified address is not in a memory region |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1710 } |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1711 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1712 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1713 //////////////////////////////////////////////////////////////////////// |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1714 // find_region_by_section() finds the region containing the specified |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1715 // section |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1716 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1717 list <mem_region>::iterator mem_map::find_region_by_section (list <mem_section>::iterator section, section_location_type location_type) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1718 { |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1719 for (list <mem_region>::iterator region = region_list.begin (); region !=region_list.end(); ++region) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1720 for (list <mem_section_view>::iterator section_view = region->section_view_list.begin (); section_view != region->section_view_list.end (); ++section_view) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1721 if ((section_view->section != NULL) && (section_view->section == section) && |
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435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1722 (section_view->section_location == (section_view->section->relocates ? location_type : fixed_location))) |
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435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1723 return region; |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1724 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1725 return NULL; // the specified section location type was not found (you probably searched for the fixed_location of a relocating section) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1726 } |
