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Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.
author vae
date Wed, 29 Apr 2015 23:31:48 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 //===========================================================================
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2 //
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3 // MLT linker script for MIPS TX49
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4 //
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5 //===========================================================================
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6 // ####ECOSGPLCOPYRIGHTBEGIN####
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7 // -------------------------------------------
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8 // This file is part of eCos, the Embedded Configurable Operating System.
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9 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
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10 //
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11 // eCos is free software; you can redistribute it and/or modify it under
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12 // the terms of the GNU General Public License as published by the Free
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13 // Software Foundation; either version 2 or (at your option) any later
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14 // version.
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15 //
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16 // eCos is distributed in the hope that it will be useful, but WITHOUT
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17 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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18 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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19 // for more details.
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20 //
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21 // You should have received a copy of the GNU General Public License
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22 // along with eCos; if not, write to the Free Software Foundation, Inc.,
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23 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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24 //
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25 // As a special exception, if other files instantiate templates or use
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26 // macros or inline functions from this file, or you compile this file
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27 // and link it with other works to produce a work based on this file,
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28 // this file does not by itself cause the resulting work to be covered by
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29 // the GNU General Public License. However the source code for this file
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30 // must still be made available in accordance with section (3) of the GNU
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31 // General Public License v2.
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32 //
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33 // This exception does not invalidate any other reasons why a work based
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34 // on this file might be covered by the GNU General Public License.
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35 // -------------------------------------------
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36 // ####ECOSGPLCOPYRIGHTEND####
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37 //===========================================================================
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38
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39 #include <pkgconf/system.h>
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40
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41 OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips",
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42 "elf32-littlemips")
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43 /* The preprocessor defines mips, but we know we're mips :-) */
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44 #undef mips
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45 OUTPUT_ARCH(mips:4000)
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46
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47 STARTUP(vectors.o)
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48 ENTRY(reset_vector)
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49 #if defined(EXTRAS)
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50 INPUT(extras.o)
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51 #endif
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52 #if (__GNUC__ >= 3)
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53 GROUP(libtarget.a libgcc.a libsupc++.a)
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54 #else
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55 GROUP(libtarget.a libgcc.a)
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56 #endif
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57
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58 /* FIXME: The MLT should pass in the required alignment since it must be
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59 * the same as the VMA's alignment. As a result of this bug, all the REF4955
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60 * ROM mlt files have alignment 8, when some should have alignment 4
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61 * (902557-CR)
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62 */
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63 #define ALIGN_LMA 8
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64 #define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
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65 #define LMA_EQ_VMA
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66 #define FORCE_OUTPUT . = .
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67
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68 #define SECTIONS_BEGIN
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69
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70 #if defined(CYG_HAL_STARTUP_RAM)
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71
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72 /* this version for RAM startup */
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73 #define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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74 .rom_vectors _vma_ : _lma_ \
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75 { KEEP (*(.utlb_vector)) \
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76 . = ALIGN(0x80); KEEP(*(.other_vector)) \
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77 /* debug and reset vector not used in RAM version */ \
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78 KEEP(*(.debug_vector)) \
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79 KEEP (*(.reset_vector)) } \
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80 > _region_
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81
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82 #elif defined(CYG_HAL_STARTUP_ROM)
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83
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84 /* this version for ROM startup */
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85 #define SECTION_rom_vectors(_region_, _vma_, _lma_) \
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86 .rom_vectors _vma_ : _lma_ \
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87 { KEEP (*(.reset_vector)) \
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88 . = ALIGN(0x200); KEEP (*(.utlb_vector)) \
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89 . = ALIGN(0x100); . = . + 4; \
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90 . = ALIGN(0x80); KEEP(*(.other_vector)) \
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91 . = ALIGN(0x100); KEEP(*(.debug_vector)) } \
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92 > _region_
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93
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94 #endif /* ROM startup version of ROM vectors */
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95
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96 #define SECTION_ROMISC(_region_, _vma_, _lma_) \
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97 .interp _vma_ : _lma_ { *(.interp) } > _region_ \
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98 .hash : FOLLOWING(.interp) { *(.hash) } > _region_ \
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99 .dynsym : FOLLOWING(.hash) { *(.dynsym) } > _region_ \
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100 .dynstr : FOLLOWING(.dynsym) { *(.dynstr) } > _region_ \
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101 .gnu.version : FOLLOWING(.dynstr) { *(.gnu.version) } > _region_ \
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102 .gnu.version_d : FOLLOWING(.gnu.version) { *(.gnu.version_d) } > _region_ \
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103 .gnu.version_r : FOLLOWING(.gnu.version_d) { *(.gnu.version_r) } > _region_ \
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104 .plt : FOLLOWING(.gnu.version_r) { *(.plt) } > _region_
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105
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106 #define SECTION_RELOCS(_region_, _vma_, _lma_) \
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107 .rel.text : \
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108 { \
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109 *(.rel.text) \
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110 *(.rel.text.*) \
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111 *(.rel.gnu.linkonce.t*) \
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112 } > _region_ \
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113 .rela.text : \
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114 { \
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115 *(.rela.text) \
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116 *(.rela.text.*) \
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117 *(.rela.gnu.linkonce.t*) \
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118 } > _region_ \
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119 .rel.data : \
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120 { \
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121 *(.rel.data) \
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122 *(.rel.data.*) \
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123 *(.rel.gnu.linkonce.d*) \
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124 } > _region_ \
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125 .rela.data : \
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126 { \
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127 *(.rela.data) \
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128 *(.rela.data.*) \
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129 *(.rela.gnu.linkonce.d*) \
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130 } > _region_ \
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131 .rel.rodata : \
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132 { \
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133 *(.rel.rodata) \
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134 *(.rel.rodata.*) \
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135 *(.rel.gnu.linkonce.r*) \
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136 } > _region_ \
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137 .rela.rodata : \
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138 { \
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139 *(.rela.rodata) \
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140 *(.rela.rodata.*) \
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141 *(.rela.gnu.linkonce.r*) \
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142 } > _region_ \
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143 .rel.got : { *(.rel.got) } > _region_ \
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144 .rela.got : { *(.rela.got) } > _region_ \
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145 .rel.ctors : { *(.rel.ctors) } > _region_ \
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146 .rela.ctors : { *(.rela.ctors) } > _region_ \
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147 .rel.dtors : { *(.rel.dtors) } > _region_ \
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148 .rela.dtors : { *(.rela.dtors) } > _region_ \
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149 .rel.init : { *(.rel.init) } > _region_ \
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150 .rela.init : { *(.rela.init) } > _region_ \
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151 .rel.fini : { *(.rel.fini) } > _region_ \
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152 .rela.fini : { *(.rela.fini) } > _region_ \
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153 .rel.bss : { *(.rel.bss) } > _region_ \
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154 .rela.bss : { *(.rela.bss) } > _region_ \
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155 .rel.plt : { *(.rel.plt) } > _region_ \
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156 .rela.plt : { *(.rela.plt) } > _region_ \
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157 .rel.dyn : { *(.rel.dyn) } > _region_
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158
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159 #define SECTION_init(_region_, _vma_, _lma_) \
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160 .init _vma_ : _lma_ \
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161 { \
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162 FORCE_OUTPUT; KEEP (*(.init)) \
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163 } > _region_ =0
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164
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165 #define SECTION_text(_region_, _vma_, _lma_) \
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166 .text _vma_ : _lma_ \
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167 { \
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168 _stext = .; _ftext = . ; \
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169 *(.text) \
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170 *(.text.*) \
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171 *(.stub) \
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172 *(.gnu.warning) \
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173 *(.gnu.linkonce.t*) \
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174 *(.mips16.fn.*) *(.mips16.call.*) \
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175 } > _region_ =0 \
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176 _etext = .; PROVIDE (etext = .);
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177
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178 #define SECTION_fini(_region_, _vma_, _lma_) \
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179 .fini _vma_ : _lma_ \
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180 { \
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181 FORCE_OUTPUT; KEEP (*(.fini)) \
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182 } > _region_ =0
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183
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184 #define SECTION_rodata(_region_, _vma_, _lma_) \
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185 .rodata _vma_ : _lma_ \
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186 { \
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187 FORCE_OUTPUT; *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) \
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188 } > _region_
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189
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190 #define SECTION_rodata1(_region_, _vma_, _lma_) \
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191 .rodata1 _vma_ : _lma_ \
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192 { \
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193 FORCE_OUTPUT; *(.rodata1) *(.rodata1.*) \
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194 } > _region_
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195
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196 #define SECTION_vsr_table(_region_, _vma_, _lma_) \
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197 .vsr_table _vma_ : _lma_ \
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198 { \
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199 FORCE_OUTPUT; *(.vsr_table) \
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200 } > _region_
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201
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202 #define SECTION_data(_region_, _vma_, _lma_) \
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203 .data _vma_ : _lma_ \
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204 { \
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205 __ram_data_start = ABSOLUTE (.); _fdata = . ; \
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206 *(.data) *(.data.*) *(.gnu.linkonce.d*) \
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207 *(.2ram.*) \
134
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208 . = ALIGN (8); \
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209 SORT(CONSTRUCTORS) \
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210 } > _region_ \
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211 __rom_data_start = LOADADDR(.data);
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212
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213 #define SECTION_data1(_region_, _vma_, _lma_) \
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214 .data1 _vma_ : _lma_ \
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215 { \
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216 FORCE_OUTPUT; *(.data1) *(.data1.*) \
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217 } > _region_
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218
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219 #define SECTION_eh_frame(_region_, _vma_, _lma_) \
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220 .eh_frame _vma_ : _lma_ \
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221 { \
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222 FORCE_OUTPUT; *(.eh_frame) \
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223 } > _region_
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224
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225 #define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
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226 .gcc_except_table _vma_ : _lma_ \
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227 { \
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228 FORCE_OUTPUT; *(.gcc_except_table) \
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229 } > _region_
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230
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231
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232 /* FIXME: We shouldn't need to define __CTOR_LIST__/__CTOR_END__
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233 and __DTOR_LIST__/__DTOR_END__ except by the PROVIDE lines.
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234 However this doesn't work for old (99r1-era) toolchains, so
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235 leave it for now. */
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236
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237 /* The KEEP(*_ctors.o(.ctors)) rule is included to prevent
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238 constructors from libgcc.a from turning up in the image.
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239 They are NULL anyway. */
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240
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241 #define SECTION_ctors(_region_, _vma_, _lma_) \
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242 .ctors _vma_ : _lma_ \
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243 { \
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244 FORCE_OUTPUT; \
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245 KEEP (*crtbegin.o(.ctors)) \
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246 KEEP (*_ctors.o(.ctors)) \
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247 __CTOR_LIST__ = .; \
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248 PROVIDE (__CTOR_LIST__ = .); \
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249 KEEP (*(.ctors)); \
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250 KEEP (*(SORT(.ctors.*))) \
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251 __CTOR_END__ = .; \
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252 PROVIDE (__CTOR_END__ = .); \
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253 } > _region_
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254
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255 #define SECTION_dtors(_region_, _vma_, _lma_) \
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256 .dtors _vma_ : _lma_ \
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257 { \
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258 FORCE_OUTPUT; \
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259 KEEP (*crtbegin.o(.dtors)) \
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260 __DTOR_LIST__ = .; \
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261 PROVIDE (__DTOR_LIST__ = .); \
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262 KEEP (*(SORT(.dtors.*))) \
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263 __DTOR_END__ = .; \
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264 KEEP (*(.dtors)); \
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265 PROVIDE (__DTOR_END__ = .); \
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266 } > _region_
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267
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268 #define SECTION_devtab(_region_, _vma_, _lma_) \
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269 .devtab _vma_ : _lma_ \
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270 { \
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271 FORCE_OUTPUT; \
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272 KEEP(*( SORT (.ecos.table.*))) ; \
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273 } > _region_
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274
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275 #define SECTION_got(_region_, _vma_, _lma_) \
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276 _gp = ALIGN(16) + 0x7ff0; \
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277 .got _vma_ : _lma_ \
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278 { \
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279 FORCE_OUTPUT; *(.got.plt) *(.got) \
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280 } > _region_
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281
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282 #define SECTION_dynamic(_region_, _vma_, _lma_) \
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283 .dynamic _vma_ : _lma_ \
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284 { \
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285 FORCE_OUTPUT; *(.dynamic) \
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286 } > _region_
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287
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288 /* We want the small data sections together, so single-instruction offsets
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289 can access them all, and initialized data all before uninitialized, so
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290 we can shorten the on-disk segment size. */
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291
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292 #define SECTION_sdata(_region_, _vma_, _lma_) \
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293 .sdata _vma_ : _lma_ \
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294 { \
922
7f741b0542c0 * src/mips_tx49.ld:
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295 FORCE_OUTPUT; *(.sdata) *(.sdata.*) *(.gnu.linkonce.s*) \
134
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296 } > _region_
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297
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298 #define SECTION_lit8(_region_, _vma_, _lma_) \
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299 .lit8 _vma_ : _lma_ \
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300 { \
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301 FORCE_OUTPUT; *(.lit8) \
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302 } > _region_
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303
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304 #define SECTION_lit4(_region_, _vma_, _lma_) \
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305 .lit4 : FOLLOWING(.lit8) \
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306 { \
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307 FORCE_OUTPUT; *(.lit4) \
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308 } > _region_ \
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309 __ram_data_end = .; _edata = . ; \
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310 PROVIDE (edata = .);
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311
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312 #define SECTION_sbss(_region_, _vma_, _lma_) \
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313 __bss_start = .; _fbss = .; \
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314 .sbss _vma_ : _lma_ \
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315 { \
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316 FORCE_OUTPUT; *(.dynsbss) *(.sbss) *(.sbss.*) *(.scommon) \
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317 } > _region_
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318
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319 #define SECTION_bss(_region_, _vma_, _lma_) \
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320 .bss _vma_ : _lma_ \
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321 { \
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322 *(.dynbss) *(.bss) *(.bss.*) *(COMMON) \
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323 } > _region_ \
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324 __bss_end = .;
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325
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326 /* The /DISCARD/ section ensures that the output will not contain a
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327 * .mdebug section as it confuses GDB. This is a workaround for CR 100804.
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328 */
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329
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330 #define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); \
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331 /* Stabs debugging sections. */ \
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332 .stab 0 : { *(.stab) } \
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333 .stabstr 0 : { *(.stabstr) } \
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334 .stab.excl 0 : { *(.stab.excl) } \
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335 .stab.exclstr 0 : { *(.stab.exclstr) } \
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336 .stab.index 0 : { *(.stab.index) } \
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337 .stab.indexstr 0 : { *(.stab.indexstr) } \
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338 .comment 0 : { *(.comment) } \
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339 /* DWARF debug sections. \
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340 Symbols in the DWARF debugging sections are relative to \
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341 the beginning of the section so we begin them at 0. */ \
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342 /* DWARF 1 */ \
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343 .debug 0 : { *(.debug) } \
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344 .line 0 : { *(.line) } \
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345 /* GNU DWARF 1 extensions */ \
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346 .debug_srcinfo 0 : { *(.debug_srcinfo) } \
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347 .debug_sfnames 0 : { *(.debug_sfnames) } \
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348 /* DWARF 1.1 and DWARF 2 */ \
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349 .debug_aranges 0 : { *(.debug_aranges) } \
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350 .debug_pubnames 0 : { *(.debug_pubnames) } \
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351 /* DWARF 2 */ \
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352 .debug_info 0 : { *(.debug_info) } \
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353 .debug_abbrev 0 : { *(.debug_abbrev) } \
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354 .debug_line 0 : { *(.debug_line) } \
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355 .debug_frame 0 : { *(.debug_frame) } \
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356 .debug_str 0 : { *(.debug_str) } \
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357 .debug_loc 0 : { *(.debug_loc) } \
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358 .debug_macinfo 0 : { *(.debug_macinfo) } \
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359 /* SGI/MIPS DWARF 2 extensions */ \
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360 .debug_weaknames 0 : { *(.debug_weaknames) } \
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361 .debug_funcnames 0 : { *(.debug_funcnames) } \
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362 .debug_typenames 0 : { *(.debug_typenames) } \
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363 .debug_varnames 0 : { *(.debug_varnames) } \
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364 /* These must appear regardless of . */ \
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365 .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } \
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366 .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } \
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367 /DISCARD/ 0 : { *(.mdebug) }
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368
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369 #include CYGHWR_MEMORY_LAYOUT_LDI
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370
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371 // 0-0x200 reserved for vectors
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372 hal_vsr_table = 0x80000200;
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373 hal_virtual_vector_table = 0x80000300;