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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NUCLEO_F429ZI/TOOLCHAIN_GCC_ARM/STM32F429xI.ld@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
156:ff21514d8981
Child:
172:65be27845400
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 156:ff21514d8981 1 M_VECTOR_RAM_SIZE = 0x400;
AnnaBridge 156:ff21514d8981 2
AnnaBridge 156:ff21514d8981 3 /* With the RTOS in use, this does not affect the main stack size. The size of
AnnaBridge 156:ff21514d8981 4 * the stack where main runs is determined via the RTOS. */
AnnaBridge 156:ff21514d8981 5 STACK_SIZE = 0x400;
AnnaBridge 156:ff21514d8981 6
AnnaBridge 156:ff21514d8981 7 HEAP_SIZE = 0x6000;
AnnaBridge 156:ff21514d8981 8
AnnaBridge 156:ff21514d8981 9 #if !defined(MBED_APP_START)
AnnaBridge 156:ff21514d8981 10 #define MBED_APP_START 0x08000000
AnnaBridge 156:ff21514d8981 11 #endif
AnnaBridge 156:ff21514d8981 12
AnnaBridge 156:ff21514d8981 13 #if !defined(MBED_APP_SIZE)
AnnaBridge 156:ff21514d8981 14 #define MBED_APP_SIZE 2048k
AnnaBridge 156:ff21514d8981 15 #endif
AnnaBridge 156:ff21514d8981 16
AnnaBridge 156:ff21514d8981 17 /* Specify the memory areas */
AnnaBridge 156:ff21514d8981 18 MEMORY
AnnaBridge 156:ff21514d8981 19 {
AnnaBridge 156:ff21514d8981 20 VECTORS (rx) : ORIGIN = MBED_APP_START, LENGTH = 0x400
AnnaBridge 156:ff21514d8981 21 FLASH (rx) : ORIGIN = MBED_APP_START + 0x400, LENGTH = MBED_APP_SIZE - 0x400
AnnaBridge 156:ff21514d8981 22 CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K
AnnaBridge 156:ff21514d8981 23 RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 192k
AnnaBridge 156:ff21514d8981 24 }
AnnaBridge 156:ff21514d8981 25
AnnaBridge 156:ff21514d8981 26 /* Linker script to place sections and symbol values. Should be used together
AnnaBridge 156:ff21514d8981 27 * with other linker script that defines memory regions FLASH and RAM.
AnnaBridge 156:ff21514d8981 28 * It references following symbols, which must be defined in code:
AnnaBridge 156:ff21514d8981 29 * Reset_Handler : Entry of reset handler
AnnaBridge 156:ff21514d8981 30 *
AnnaBridge 156:ff21514d8981 31 * It defines following symbols, which code can use without definition:
AnnaBridge 156:ff21514d8981 32 * __exidx_start
AnnaBridge 156:ff21514d8981 33 * __exidx_end
AnnaBridge 156:ff21514d8981 34 * __etext
AnnaBridge 156:ff21514d8981 35 * __data_start__
AnnaBridge 156:ff21514d8981 36 * __preinit_array_start
AnnaBridge 156:ff21514d8981 37 * __preinit_array_end
AnnaBridge 156:ff21514d8981 38 * __init_array_start
AnnaBridge 156:ff21514d8981 39 * __init_array_end
AnnaBridge 156:ff21514d8981 40 * __fini_array_start
AnnaBridge 156:ff21514d8981 41 * __fini_array_end
AnnaBridge 156:ff21514d8981 42 * __data_end__
AnnaBridge 156:ff21514d8981 43 * __bss_start__
AnnaBridge 156:ff21514d8981 44 * __bss_end__
AnnaBridge 156:ff21514d8981 45 * __end__
AnnaBridge 156:ff21514d8981 46 * end
AnnaBridge 156:ff21514d8981 47 * __HeapLimit
AnnaBridge 156:ff21514d8981 48 * __StackLimit
AnnaBridge 156:ff21514d8981 49 * __StackTop
AnnaBridge 156:ff21514d8981 50 * __stack
AnnaBridge 156:ff21514d8981 51 * _estack
AnnaBridge 156:ff21514d8981 52 */
AnnaBridge 156:ff21514d8981 53 ENTRY(Reset_Handler)
AnnaBridge 156:ff21514d8981 54
AnnaBridge 156:ff21514d8981 55 SECTIONS
AnnaBridge 156:ff21514d8981 56 {
AnnaBridge 156:ff21514d8981 57 .isr_vector :
AnnaBridge 156:ff21514d8981 58 {
AnnaBridge 156:ff21514d8981 59 __vector_table = .;
AnnaBridge 156:ff21514d8981 60 KEEP(*(.isr_vector))
AnnaBridge 171:3a7713b1edbc 61 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 62 } > VECTORS
AnnaBridge 156:ff21514d8981 63
AnnaBridge 171:3a7713b1edbc 64 .text :
AnnaBridge 156:ff21514d8981 65 {
AnnaBridge 156:ff21514d8981 66
AnnaBridge 156:ff21514d8981 67 *(.text*)
AnnaBridge 156:ff21514d8981 68
AnnaBridge 156:ff21514d8981 69 KEEP(*(.init))
AnnaBridge 156:ff21514d8981 70 KEEP(*(.fini))
AnnaBridge 156:ff21514d8981 71
AnnaBridge 156:ff21514d8981 72 /* .ctors */
AnnaBridge 156:ff21514d8981 73 *crtbegin.o(.ctors)
AnnaBridge 156:ff21514d8981 74 *crtbegin?.o(.ctors)
AnnaBridge 156:ff21514d8981 75 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
AnnaBridge 156:ff21514d8981 76 *(SORT(.ctors.*))
AnnaBridge 156:ff21514d8981 77 *(.ctors)
AnnaBridge 156:ff21514d8981 78
AnnaBridge 156:ff21514d8981 79 /* .dtors */
AnnaBridge 156:ff21514d8981 80 *crtbegin.o(.dtors)
AnnaBridge 156:ff21514d8981 81 *crtbegin?.o(.dtors)
AnnaBridge 156:ff21514d8981 82 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
AnnaBridge 156:ff21514d8981 83 *(SORT(.dtors.*))
AnnaBridge 156:ff21514d8981 84 *(.dtors)
AnnaBridge 156:ff21514d8981 85
AnnaBridge 156:ff21514d8981 86 *(.rodata*)
AnnaBridge 156:ff21514d8981 87
AnnaBridge 156:ff21514d8981 88 KEEP(*(.eh_frame*))
AnnaBridge 156:ff21514d8981 89 } > FLASH
AnnaBridge 156:ff21514d8981 90
AnnaBridge 156:ff21514d8981 91 .ARM.extab :
AnnaBridge 156:ff21514d8981 92 {
AnnaBridge 156:ff21514d8981 93 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 156:ff21514d8981 94 } > FLASH
AnnaBridge 156:ff21514d8981 95
AnnaBridge 156:ff21514d8981 96 __exidx_start = .;
AnnaBridge 156:ff21514d8981 97
AnnaBridge 156:ff21514d8981 98 .ARM.exidx :
AnnaBridge 156:ff21514d8981 99 {
AnnaBridge 156:ff21514d8981 100 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
AnnaBridge 156:ff21514d8981 101 } > FLASH
AnnaBridge 156:ff21514d8981 102 __exidx_end = .;
AnnaBridge 156:ff21514d8981 103
AnnaBridge 156:ff21514d8981 104 __etext = .;
AnnaBridge 156:ff21514d8981 105 _sidata = .;
AnnaBridge 156:ff21514d8981 106
AnnaBridge 156:ff21514d8981 107 .interrupts_ram :
AnnaBridge 156:ff21514d8981 108 {
AnnaBridge 171:3a7713b1edbc 109 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 110 __VECTOR_RAM__ = .;
AnnaBridge 156:ff21514d8981 111 __interrupts_ram_start__ = .; /* Create a global symbol at data start */
AnnaBridge 156:ff21514d8981 112 *(.m_interrupts_ram) /* This is a user defined section */
AnnaBridge 156:ff21514d8981 113 . += M_VECTOR_RAM_SIZE;
AnnaBridge 171:3a7713b1edbc 114 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 115 __interrupts_ram_end__ = .; /* Define a global symbol at data end */
AnnaBridge 156:ff21514d8981 116 } > RAM
AnnaBridge 156:ff21514d8981 117
AnnaBridge 156:ff21514d8981 118
AnnaBridge 156:ff21514d8981 119 .data :
AnnaBridge 156:ff21514d8981 120 {
AnnaBridge 156:ff21514d8981 121 PROVIDE( __etext = LOADADDR(.data) );
AnnaBridge 156:ff21514d8981 122
AnnaBridge 156:ff21514d8981 123 __data_start__ = .;
AnnaBridge 156:ff21514d8981 124 _sdata = .;
AnnaBridge 156:ff21514d8981 125 *(vtable)
AnnaBridge 156:ff21514d8981 126 *(.data*)
AnnaBridge 156:ff21514d8981 127
AnnaBridge 171:3a7713b1edbc 128 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 129 /* preinit data */
AnnaBridge 156:ff21514d8981 130 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 156:ff21514d8981 131 KEEP(*(.preinit_array))
AnnaBridge 156:ff21514d8981 132 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 156:ff21514d8981 133
AnnaBridge 171:3a7713b1edbc 134 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 135 /* init data */
AnnaBridge 156:ff21514d8981 136 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 156:ff21514d8981 137 KEEP(*(SORT(.init_array.*)))
AnnaBridge 156:ff21514d8981 138 KEEP(*(.init_array))
AnnaBridge 156:ff21514d8981 139 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 156:ff21514d8981 140
AnnaBridge 156:ff21514d8981 141
AnnaBridge 171:3a7713b1edbc 142 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 143 /* finit data */
AnnaBridge 156:ff21514d8981 144 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 156:ff21514d8981 145 KEEP(*(SORT(.fini_array.*)))
AnnaBridge 156:ff21514d8981 146 KEEP(*(.fini_array))
AnnaBridge 156:ff21514d8981 147 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 156:ff21514d8981 148
AnnaBridge 156:ff21514d8981 149 KEEP(*(.jcr*))
AnnaBridge 171:3a7713b1edbc 150 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 151 /* All data end */
AnnaBridge 156:ff21514d8981 152 __data_end__ = .;
AnnaBridge 156:ff21514d8981 153 _edata = .;
AnnaBridge 156:ff21514d8981 154
AnnaBridge 156:ff21514d8981 155 } > RAM AT > FLASH
AnnaBridge 156:ff21514d8981 156
AnnaBridge 156:ff21514d8981 157
AnnaBridge 156:ff21514d8981 158 /* Uninitialized data section
AnnaBridge 156:ff21514d8981 159 * This region is not initialized by the C/C++ library and can be used to
AnnaBridge 156:ff21514d8981 160 * store state across soft reboots. */
AnnaBridge 156:ff21514d8981 161 .uninitialized (NOLOAD):
AnnaBridge 156:ff21514d8981 162 {
AnnaBridge 156:ff21514d8981 163 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 164 __uninitialized_start = .;
AnnaBridge 156:ff21514d8981 165 *(.uninitialized)
AnnaBridge 156:ff21514d8981 166 KEEP(*(.keep.uninitialized))
AnnaBridge 156:ff21514d8981 167 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 168 __uninitialized_end = .;
AnnaBridge 156:ff21514d8981 169 } > RAM
AnnaBridge 156:ff21514d8981 170
AnnaBridge 156:ff21514d8981 171 .bss (NOLOAD):
AnnaBridge 156:ff21514d8981 172 {
AnnaBridge 171:3a7713b1edbc 173 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 174 __bss_start__ = .;
AnnaBridge 156:ff21514d8981 175 _sbss = .;
AnnaBridge 156:ff21514d8981 176 *(.bss*)
AnnaBridge 156:ff21514d8981 177 *(COMMON)
AnnaBridge 171:3a7713b1edbc 178 . = ALIGN(8);
AnnaBridge 156:ff21514d8981 179 __bss_end__ = .;
AnnaBridge 156:ff21514d8981 180 _ebss = .;
AnnaBridge 156:ff21514d8981 181 } > RAM
AnnaBridge 156:ff21514d8981 182
AnnaBridge 156:ff21514d8981 183 .heap (NOLOAD):
AnnaBridge 156:ff21514d8981 184 {
AnnaBridge 156:ff21514d8981 185 __end__ = .;
AnnaBridge 156:ff21514d8981 186 end = __end__;
AnnaBridge 156:ff21514d8981 187 . += HEAP_SIZE;
AnnaBridge 156:ff21514d8981 188 __HeapLimit = .;
AnnaBridge 156:ff21514d8981 189 } > RAM
AnnaBridge 156:ff21514d8981 190
AnnaBridge 156:ff21514d8981 191 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
AnnaBridge 156:ff21514d8981 192 __stack = __StackTop;
AnnaBridge 156:ff21514d8981 193 __StackLimit = __StackTop - STACK_SIZE;
AnnaBridge 156:ff21514d8981 194
AnnaBridge 156:ff21514d8981 195 ASSERT(__StackLimit >= __HeapLimit, "Region RAM overflowed with stack and heap")
AnnaBridge 156:ff21514d8981 196
AnnaBridge 156:ff21514d8981 197 }