mbed official / mbed

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

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

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

TARGET_DISCO_F413ZH/TOOLCHAIN_GCC_ARM/STM32F413xH.ld@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 #if !defined(MBED_APP_START)
AnnaBridge 171:3a7713b1edbc 2 #define MBED_APP_START 0x08000000
AnnaBridge 171:3a7713b1edbc 3 #endif
AnnaBridge 171:3a7713b1edbc 4
AnnaBridge 171:3a7713b1edbc 5 #if !defined(MBED_APP_SIZE)
AnnaBridge 171:3a7713b1edbc 6 #define MBED_APP_SIZE 1536K
AnnaBridge 171:3a7713b1edbc 7 #endif
AnnaBridge 171:3a7713b1edbc 8
AnnaBridge 146:22da6e220af6 9 /* Linker script to configure memory regions. */
AnnaBridge 146:22da6e220af6 10 MEMORY
AnnaBridge 146:22da6e220af6 11 {
AnnaBridge 171:3a7713b1edbc 12 FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
AnnaBridge 146:22da6e220af6 13 RAM (rwx) : ORIGIN = 0x200001D8, LENGTH = 320K - 0x1D8
AnnaBridge 146:22da6e220af6 14 }
AnnaBridge 146:22da6e220af6 15
AnnaBridge 146:22da6e220af6 16 /* Linker script to place sections and symbol values. Should be used together
AnnaBridge 146:22da6e220af6 17 * with other linker script that defines memory regions FLASH and RAM.
AnnaBridge 146:22da6e220af6 18 * It references following symbols, which must be defined in code:
AnnaBridge 146:22da6e220af6 19 * Reset_Handler : Entry of reset handler
AnnaBridge 146:22da6e220af6 20 *
AnnaBridge 146:22da6e220af6 21 * It defines following symbols, which code can use without definition:
AnnaBridge 146:22da6e220af6 22 * __exidx_start
AnnaBridge 146:22da6e220af6 23 * __exidx_end
AnnaBridge 146:22da6e220af6 24 * __etext
AnnaBridge 146:22da6e220af6 25 * __data_start__
AnnaBridge 146:22da6e220af6 26 * __preinit_array_start
AnnaBridge 146:22da6e220af6 27 * __preinit_array_end
AnnaBridge 146:22da6e220af6 28 * __init_array_start
AnnaBridge 146:22da6e220af6 29 * __init_array_end
AnnaBridge 146:22da6e220af6 30 * __fini_array_start
AnnaBridge 146:22da6e220af6 31 * __fini_array_end
AnnaBridge 146:22da6e220af6 32 * __data_end__
AnnaBridge 146:22da6e220af6 33 * __bss_start__
AnnaBridge 146:22da6e220af6 34 * __bss_end__
AnnaBridge 146:22da6e220af6 35 * __end__
AnnaBridge 146:22da6e220af6 36 * end
AnnaBridge 146:22da6e220af6 37 * __HeapLimit
AnnaBridge 146:22da6e220af6 38 * __StackLimit
AnnaBridge 146:22da6e220af6 39 * __StackTop
AnnaBridge 146:22da6e220af6 40 * __stack
AnnaBridge 146:22da6e220af6 41 * _estack
AnnaBridge 146:22da6e220af6 42 */
AnnaBridge 146:22da6e220af6 43 ENTRY(Reset_Handler)
AnnaBridge 146:22da6e220af6 44
AnnaBridge 146:22da6e220af6 45 SECTIONS
AnnaBridge 146:22da6e220af6 46 {
AnnaBridge 146:22da6e220af6 47 .text :
AnnaBridge 146:22da6e220af6 48 {
AnnaBridge 146:22da6e220af6 49 KEEP(*(.isr_vector))
AnnaBridge 146:22da6e220af6 50 *(.text*)
AnnaBridge 146:22da6e220af6 51 KEEP(*(.init))
AnnaBridge 146:22da6e220af6 52 KEEP(*(.fini))
AnnaBridge 146:22da6e220af6 53
AnnaBridge 146:22da6e220af6 54 /* .ctors */
AnnaBridge 146:22da6e220af6 55 *crtbegin.o(.ctors)
AnnaBridge 146:22da6e220af6 56 *crtbegin?.o(.ctors)
AnnaBridge 146:22da6e220af6 57 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
AnnaBridge 146:22da6e220af6 58 *(SORT(.ctors.*))
AnnaBridge 146:22da6e220af6 59 *(.ctors)
AnnaBridge 146:22da6e220af6 60
AnnaBridge 146:22da6e220af6 61 /* .dtors */
AnnaBridge 146:22da6e220af6 62 *crtbegin.o(.dtors)
AnnaBridge 146:22da6e220af6 63 *crtbegin?.o(.dtors)
AnnaBridge 146:22da6e220af6 64 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
AnnaBridge 146:22da6e220af6 65 *(SORT(.dtors.*))
AnnaBridge 146:22da6e220af6 66 *(.dtors)
AnnaBridge 146:22da6e220af6 67
AnnaBridge 146:22da6e220af6 68 *(.rodata*)
AnnaBridge 146:22da6e220af6 69
AnnaBridge 146:22da6e220af6 70 KEEP(*(.eh_frame*))
AnnaBridge 146:22da6e220af6 71 } > FLASH
AnnaBridge 146:22da6e220af6 72
AnnaBridge 146:22da6e220af6 73 .ARM.extab :
AnnaBridge 146:22da6e220af6 74 {
AnnaBridge 146:22da6e220af6 75 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 146:22da6e220af6 76 } > FLASH
AnnaBridge 146:22da6e220af6 77
AnnaBridge 146:22da6e220af6 78 __exidx_start = .;
AnnaBridge 146:22da6e220af6 79 .ARM.exidx :
AnnaBridge 146:22da6e220af6 80 {
AnnaBridge 146:22da6e220af6 81 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
AnnaBridge 146:22da6e220af6 82 } > FLASH
AnnaBridge 146:22da6e220af6 83 __exidx_end = .;
AnnaBridge 146:22da6e220af6 84
AnnaBridge 146:22da6e220af6 85 __etext = .;
AnnaBridge 146:22da6e220af6 86 _sidata = .;
AnnaBridge 146:22da6e220af6 87
AnnaBridge 146:22da6e220af6 88 .data : AT (__etext)
AnnaBridge 146:22da6e220af6 89 {
AnnaBridge 146:22da6e220af6 90 __data_start__ = .;
AnnaBridge 146:22da6e220af6 91 _sdata = .;
AnnaBridge 146:22da6e220af6 92 *(vtable)
AnnaBridge 146:22da6e220af6 93 *(.data*)
AnnaBridge 146:22da6e220af6 94
AnnaBridge 171:3a7713b1edbc 95 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 96 /* preinit data */
AnnaBridge 146:22da6e220af6 97 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 146:22da6e220af6 98 KEEP(*(.preinit_array))
AnnaBridge 146:22da6e220af6 99 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 146:22da6e220af6 100
AnnaBridge 171:3a7713b1edbc 101 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 102 /* init data */
AnnaBridge 146:22da6e220af6 103 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 146:22da6e220af6 104 KEEP(*(SORT(.init_array.*)))
AnnaBridge 146:22da6e220af6 105 KEEP(*(.init_array))
AnnaBridge 146:22da6e220af6 106 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 146:22da6e220af6 107
AnnaBridge 146:22da6e220af6 108
AnnaBridge 171:3a7713b1edbc 109 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 110 /* finit data */
AnnaBridge 146:22da6e220af6 111 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 146:22da6e220af6 112 KEEP(*(SORT(.fini_array.*)))
AnnaBridge 146:22da6e220af6 113 KEEP(*(.fini_array))
AnnaBridge 146:22da6e220af6 114 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 146:22da6e220af6 115
AnnaBridge 146:22da6e220af6 116 KEEP(*(.jcr*))
AnnaBridge 171:3a7713b1edbc 117 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 118 /* All data end */
AnnaBridge 146:22da6e220af6 119 __data_end__ = .;
AnnaBridge 146:22da6e220af6 120 _edata = .;
AnnaBridge 146:22da6e220af6 121
AnnaBridge 146:22da6e220af6 122 } > RAM
AnnaBridge 146:22da6e220af6 123
AnnaBridge 146:22da6e220af6 124 .bss :
AnnaBridge 146:22da6e220af6 125 {
AnnaBridge 171:3a7713b1edbc 126 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 127 __bss_start__ = .;
AnnaBridge 146:22da6e220af6 128 _sbss = .;
AnnaBridge 146:22da6e220af6 129 *(.bss*)
AnnaBridge 146:22da6e220af6 130 *(COMMON)
AnnaBridge 171:3a7713b1edbc 131 . = ALIGN(8);
AnnaBridge 146:22da6e220af6 132 __bss_end__ = .;
AnnaBridge 146:22da6e220af6 133 _ebss = .;
AnnaBridge 146:22da6e220af6 134 } > RAM
AnnaBridge 146:22da6e220af6 135
AnnaBridge 146:22da6e220af6 136 .heap (COPY):
AnnaBridge 146:22da6e220af6 137 {
AnnaBridge 146:22da6e220af6 138 __end__ = .;
AnnaBridge 146:22da6e220af6 139 end = __end__;
AnnaBridge 146:22da6e220af6 140 *(.heap*)
AnnaBridge 146:22da6e220af6 141 __HeapLimit = .;
AnnaBridge 146:22da6e220af6 142 } > RAM
AnnaBridge 146:22da6e220af6 143
AnnaBridge 146:22da6e220af6 144 /* .stack_dummy section doesn't contains any symbols. It is only
AnnaBridge 146:22da6e220af6 145 * used for linker to calculate size of stack sections, and assign
AnnaBridge 146:22da6e220af6 146 * values to stack symbols later */
AnnaBridge 146:22da6e220af6 147 .stack_dummy (COPY):
AnnaBridge 146:22da6e220af6 148 {
AnnaBridge 146:22da6e220af6 149 *(.stack*)
AnnaBridge 146:22da6e220af6 150 } > RAM
AnnaBridge 146:22da6e220af6 151
AnnaBridge 146:22da6e220af6 152 /* Set stack top to end of RAM, and stack limit move down by
AnnaBridge 146:22da6e220af6 153 * size of stack_dummy section */
AnnaBridge 146:22da6e220af6 154 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
AnnaBridge 146:22da6e220af6 155 _estack = __StackTop;
AnnaBridge 146:22da6e220af6 156 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
AnnaBridge 146:22da6e220af6 157 PROVIDE(__stack = __StackTop);
AnnaBridge 146:22da6e220af6 158
AnnaBridge 146:22da6e220af6 159 /* Check if data + heap + stack exceeds RAM limit */
AnnaBridge 146:22da6e220af6 160 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
AnnaBridge 146:22da6e220af6 161 }