TARGET_HP34970_FP_F303RD/STM32F303XE.ld

Mon, 11 Mar 2024 15:35:36 +0100

author
David Douard <david.douard@sdf3.org>
date
Mon, 11 Mar 2024 15:35:36 +0100
changeset 71
d193c24a078a
parent 64
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permissions
-rw-r--r--

Add links to sr.ht repos and add an image in the README file

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1 /* Linker script to configure memory regions. */
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2 /*
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3 * SPDX-License-Identifier: BSD-3-Clause
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4 ******************************************************************************
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5 * @attention
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6 *
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7 * Copyright (c) 2016-2020 STMicroelectronics.
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8 * All rights reserved.
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9 *
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10 * This software component is licensed by ST under BSD 3-Clause license,
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11 * the "License"; You may not use this file except in compliance with the
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12 * License. You may obtain a copy of the License at:
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13 * opensource.org/licenses/BSD-3-Clause
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14 *
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15 ******************************************************************************
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16 */
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17
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18 #include "cmsis_nvic.h"
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19
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20
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21 #if !defined(MBED_APP_START)
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22 #define MBED_APP_START MBED_ROM_START
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23 #endif
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24
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25 #if !defined(MBED_APP_SIZE)
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26 #define MBED_APP_SIZE MBED_ROM_SIZE
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27 #endif
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28
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29 #if !defined(MBED_CONF_TARGET_BOOT_STACK_SIZE)
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30 /* This value is normally defined by the tools
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31 to 0x1000 for bare metal and 0x400 for RTOS */
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32 #define MBED_CONF_TARGET_BOOT_STACK_SIZE 0x400
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33 #endif
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34
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35 /* Round up VECTORS_SIZE to 8 bytes */
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36 #define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) & 0xFFFFFFF8)
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37
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38 MEMORY
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39 {
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40 FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
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41 RAM (rwx) : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
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42 }
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43
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44 /* Linker script to place sections and symbol values. Should be used together
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45 * with other linker script that defines memory regions FLASH and RAM.
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46 * It references following symbols, which must be defined in code:
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47 * Reset_Handler : Entry of reset handler
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48 *
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49 * It defines following symbols, which code can use without definition:
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50 * __exidx_start
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51 * __exidx_end
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52 * __etext
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53 * __data_start__
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54 * __preinit_array_start
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55 * __preinit_array_end
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56 * __init_array_start
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57 * __init_array_end
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58 * __fini_array_start
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59 * __fini_array_end
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60 * __data_end__
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61 * __bss_start__
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62 * __bss_end__
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63 * __end__
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64 * end
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65 * __HeapLimit
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66 * __StackLimit
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67 * __StackTop
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68 * __stack
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69 * _estack
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70 */
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71 ENTRY(Reset_Handler)
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72
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73 SECTIONS
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74 {
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75 .text :
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76 {
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77 KEEP(*(.isr_vector))
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78 *(.text*)
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79
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80 KEEP(*(.init))
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81 KEEP(*(.fini))
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82
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83 /* .ctors */
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84 *crtbegin.o(.ctors)
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85 *crtbegin?.o(.ctors)
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86 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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87 *(SORT(.ctors.*))
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88 *(.ctors)
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89
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90 /* .dtors */
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91 *crtbegin.o(.dtors)
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92 *crtbegin?.o(.dtors)
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93 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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94 *(SORT(.dtors.*))
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95 *(.dtors)
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96
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97 *(.rodata*)
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98
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99 KEEP(*(.eh_frame*))
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100 } > FLASH
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101
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102 .ARM.extab :
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103 {
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104 *(.ARM.extab* .gnu.linkonce.armextab.*)
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105 } > FLASH
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106
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107 __exidx_start = .;
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108 .ARM.exidx :
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109 {
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110 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
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111 } > FLASH
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112 __exidx_end = .;
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113
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114 __etext = .;
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115 _sidata = .;
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116
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117 .data : AT (__etext)
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118 {
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119 __data_start__ = .;
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120 _sdata = .;
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121 *(vtable)
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122 *(.data*)
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123
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124 . = ALIGN(8);
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125 /* preinit data */
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126 PROVIDE_HIDDEN (__preinit_array_start = .);
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127 KEEP(*(.preinit_array))
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128 PROVIDE_HIDDEN (__preinit_array_end = .);
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129
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130 . = ALIGN(8);
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131 /* init data */
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132 PROVIDE_HIDDEN (__init_array_start = .);
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133 KEEP(*(SORT(.init_array.*)))
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134 KEEP(*(.init_array))
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135 PROVIDE_HIDDEN (__init_array_end = .);
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136
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137 . = ALIGN(8);
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138 /* finit data */
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139 PROVIDE_HIDDEN (__fini_array_start = .);
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140 KEEP(*(SORT(.fini_array.*)))
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141 KEEP(*(.fini_array))
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142 PROVIDE_HIDDEN (__fini_array_end = .);
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143
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144 KEEP(*(.jcr*))
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145 . = ALIGN(8);
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146 /* All data end */
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147 __data_end__ = .;
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148 _edata = .;
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149
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150 } > RAM
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151
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152 /* Uninitialized data section
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153 * This region is not initialized by the C/C++ library and can be used to
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154 * store state across soft reboots. */
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155 .uninitialized (NOLOAD):
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156 {
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157 . = ALIGN(32);
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158 __uninitialized_start = .;
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159 *(.uninitialized)
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160 KEEP(*(.keep.uninitialized))
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161 . = ALIGN(32);
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162 __uninitialized_end = .;
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163 } > RAM
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164
30
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165 .bss :
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166 {
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167 . = ALIGN(8);
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168 __bss_start__ = .;
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169 _sbss = .;
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170 *(.bss*)
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171 *(COMMON)
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172 . = ALIGN(8);
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173 __bss_end__ = .;
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174 _ebss = .;
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175 } > RAM
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176
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177 .heap (COPY):
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178 {
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179 __end__ = .;
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180 PROVIDE(end = .);
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181 *(.heap*)
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182 . = ORIGIN(RAM) + LENGTH(RAM) - MBED_CONF_TARGET_BOOT_STACK_SIZE;
30
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183 __HeapLimit = .;
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184 } > RAM
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185
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186 /* .stack_dummy section doesn't contains any symbols. It is only
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187 * used for linker to calculate size of stack sections, and assign
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188 * values to stack symbols later */
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189 .stack_dummy (COPY):
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190 {
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191 *(.stack*)
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192 } > RAM
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193
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194 /* Set stack top to end of RAM, and stack limit move down by
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195 * size of stack_dummy section */
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196 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
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197 _estack = __StackTop;
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198 __StackLimit = __StackTop - MBED_CONF_TARGET_BOOT_STACK_SIZE;
30
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199 PROVIDE(__stack = __StackTop);
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200
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201 /* Check if data + heap + stack exceeds RAM limit */
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202 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
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203 }

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