Zoltan Hudak / Mbed OS mbed-os-bluepill

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

TARGET_BLUEPILL/device/TOOLCHAIN_GCC_ARM/STM32F103XB.ld@0:2577a4fb6e72, 2020-05-13 (annotated)

Committer:
hudakz
Date:
Wed May 13 12:25:39 2020 +0000
Revision:
0:2577a4fb6e72
Bluepill STM32F103C8 support for Mbed OS 6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 0:2577a4fb6e72 1 /* Linker script to configure memory regions. */
hudakz 0:2577a4fb6e72 2 /* 0xEC reserved for vectors - 8byte aligned = 0xF0 */
hudakz 0:2577a4fb6e72 3
hudakz 0:2577a4fb6e72 4 #if !defined(MBED_BOOT_STACK_SIZE)
hudakz 0:2577a4fb6e72 5 #define MBED_BOOT_STACK_SIZE 0x400
hudakz 0:2577a4fb6e72 6 #endif
hudakz 0:2577a4fb6e72 7
hudakz 0:2577a4fb6e72 8 STACK_SIZE = MBED_BOOT_STACK_SIZE;
hudakz 0:2577a4fb6e72 9
hudakz 0:2577a4fb6e72 10 MEMORY
hudakz 0:2577a4fb6e72 11 {
hudakz 0:2577a4fb6e72 12 FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 64K
hudakz 0:2577a4fb6e72 13 RAM (rwx) : ORIGIN = 0x200000F0, LENGTH = 20K - (0xEC+0x4)
hudakz 0:2577a4fb6e72 14 }
hudakz 0:2577a4fb6e72 15
hudakz 0:2577a4fb6e72 16 /* Linker script to place sections and symbol values. Should be used together
hudakz 0:2577a4fb6e72 17 * with other linker script that defines memory regions FLASH and RAM.
hudakz 0:2577a4fb6e72 18 * It references following symbols, which must be defined in code:
hudakz 0:2577a4fb6e72 19 * Reset_Handler : Entry of reset handler
hudakz 0:2577a4fb6e72 20 *
hudakz 0:2577a4fb6e72 21 * It defines following symbols, which code can use without definition:
hudakz 0:2577a4fb6e72 22 * __exidx_start
hudakz 0:2577a4fb6e72 23 * __exidx_end
hudakz 0:2577a4fb6e72 24 * __etext
hudakz 0:2577a4fb6e72 25 * __data_start__
hudakz 0:2577a4fb6e72 26 * __preinit_array_start
hudakz 0:2577a4fb6e72 27 * __preinit_array_end
hudakz 0:2577a4fb6e72 28 * __init_array_start
hudakz 0:2577a4fb6e72 29 * __init_array_end
hudakz 0:2577a4fb6e72 30 * __fini_array_start
hudakz 0:2577a4fb6e72 31 * __fini_array_end
hudakz 0:2577a4fb6e72 32 * __data_end__
hudakz 0:2577a4fb6e72 33 * __bss_start__
hudakz 0:2577a4fb6e72 34 * __bss_end__
hudakz 0:2577a4fb6e72 35 * __end__
hudakz 0:2577a4fb6e72 36 * end
hudakz 0:2577a4fb6e72 37 * __HeapLimit
hudakz 0:2577a4fb6e72 38 * __StackLimit
hudakz 0:2577a4fb6e72 39 * __StackTop
hudakz 0:2577a4fb6e72 40 * __stack
hudakz 0:2577a4fb6e72 41 * _estack
hudakz 0:2577a4fb6e72 42 */
hudakz 0:2577a4fb6e72 43 ENTRY(Reset_Handler)
hudakz 0:2577a4fb6e72 44
hudakz 0:2577a4fb6e72 45 SECTIONS
hudakz 0:2577a4fb6e72 46 {
hudakz 0:2577a4fb6e72 47 .text :
hudakz 0:2577a4fb6e72 48 {
hudakz 0:2577a4fb6e72 49 KEEP(*(.isr_vector))
hudakz 0:2577a4fb6e72 50 *(.text*)
hudakz 0:2577a4fb6e72 51 KEEP(*(.init))
hudakz 0:2577a4fb6e72 52 KEEP(*(.fini))
hudakz 0:2577a4fb6e72 53
hudakz 0:2577a4fb6e72 54 /* .ctors */
hudakz 0:2577a4fb6e72 55 *crtbegin.o(.ctors)
hudakz 0:2577a4fb6e72 56 *crtbegin?.o(.ctors)
hudakz 0:2577a4fb6e72 57 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
hudakz 0:2577a4fb6e72 58 *(SORT(.ctors.*))
hudakz 0:2577a4fb6e72 59 *(.ctors)
hudakz 0:2577a4fb6e72 60
hudakz 0:2577a4fb6e72 61 /* .dtors */
hudakz 0:2577a4fb6e72 62 *crtbegin.o(.dtors)
hudakz 0:2577a4fb6e72 63 *crtbegin?.o(.dtors)
hudakz 0:2577a4fb6e72 64 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
hudakz 0:2577a4fb6e72 65 *(SORT(.dtors.*))
hudakz 0:2577a4fb6e72 66 *(.dtors)
hudakz 0:2577a4fb6e72 67
hudakz 0:2577a4fb6e72 68 *(.rodata*)
hudakz 0:2577a4fb6e72 69
hudakz 0:2577a4fb6e72 70 KEEP(*(.eh_frame*))
hudakz 0:2577a4fb6e72 71 } > FLASH
hudakz 0:2577a4fb6e72 72
hudakz 0:2577a4fb6e72 73 .ARM.extab :
hudakz 0:2577a4fb6e72 74 {
hudakz 0:2577a4fb6e72 75 *(.ARM.extab* .gnu.linkonce.armextab.*)
hudakz 0:2577a4fb6e72 76 } > FLASH
hudakz 0:2577a4fb6e72 77
hudakz 0:2577a4fb6e72 78 __exidx_start = .;
hudakz 0:2577a4fb6e72 79 .ARM.exidx :
hudakz 0:2577a4fb6e72 80 {
hudakz 0:2577a4fb6e72 81 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
hudakz 0:2577a4fb6e72 82 } > FLASH
hudakz 0:2577a4fb6e72 83 __exidx_end = .;
hudakz 0:2577a4fb6e72 84
hudakz 0:2577a4fb6e72 85 __etext = .;
hudakz 0:2577a4fb6e72 86 _sidata = .;
hudakz 0:2577a4fb6e72 87
hudakz 0:2577a4fb6e72 88 .data : AT (__etext)
hudakz 0:2577a4fb6e72 89 {
hudakz 0:2577a4fb6e72 90 __data_start__ = .;
hudakz 0:2577a4fb6e72 91 _sdata = .;
hudakz 0:2577a4fb6e72 92 *(vtable)
hudakz 0:2577a4fb6e72 93 *(.data*)
hudakz 0:2577a4fb6e72 94
hudakz 0:2577a4fb6e72 95 . = ALIGN(8);
hudakz 0:2577a4fb6e72 96 /* preinit data */
hudakz 0:2577a4fb6e72 97 PROVIDE_HIDDEN (__preinit_array_start = .);
hudakz 0:2577a4fb6e72 98 KEEP(*(.preinit_array))
hudakz 0:2577a4fb6e72 99 PROVIDE_HIDDEN (__preinit_array_end = .);
hudakz 0:2577a4fb6e72 100
hudakz 0:2577a4fb6e72 101 . = ALIGN(8);
hudakz 0:2577a4fb6e72 102 /* init data */
hudakz 0:2577a4fb6e72 103 PROVIDE_HIDDEN (__init_array_start = .);
hudakz 0:2577a4fb6e72 104 KEEP(*(SORT(.init_array.*)))
hudakz 0:2577a4fb6e72 105 KEEP(*(.init_array))
hudakz 0:2577a4fb6e72 106 PROVIDE_HIDDEN (__init_array_end = .);
hudakz 0:2577a4fb6e72 107
hudakz 0:2577a4fb6e72 108
hudakz 0:2577a4fb6e72 109 . = ALIGN(8);
hudakz 0:2577a4fb6e72 110 /* finit data */
hudakz 0:2577a4fb6e72 111 PROVIDE_HIDDEN (__fini_array_start = .);
hudakz 0:2577a4fb6e72 112 KEEP(*(SORT(.fini_array.*)))
hudakz 0:2577a4fb6e72 113 KEEP(*(.fini_array))
hudakz 0:2577a4fb6e72 114 PROVIDE_HIDDEN (__fini_array_end = .);
hudakz 0:2577a4fb6e72 115
hudakz 0:2577a4fb6e72 116 KEEP(*(.jcr*))
hudakz 0:2577a4fb6e72 117 . = ALIGN(8);
hudakz 0:2577a4fb6e72 118 /* All data end */
hudakz 0:2577a4fb6e72 119 __data_end__ = .;
hudakz 0:2577a4fb6e72 120 _edata = .;
hudakz 0:2577a4fb6e72 121
hudakz 0:2577a4fb6e72 122 } > RAM
hudakz 0:2577a4fb6e72 123
hudakz 0:2577a4fb6e72 124 .bss :
hudakz 0:2577a4fb6e72 125 {
hudakz 0:2577a4fb6e72 126 . = ALIGN(8);
hudakz 0:2577a4fb6e72 127 __bss_start__ = .;
hudakz 0:2577a4fb6e72 128 _sbss = .;
hudakz 0:2577a4fb6e72 129 *(.bss*)
hudakz 0:2577a4fb6e72 130 *(COMMON)
hudakz 0:2577a4fb6e72 131 . = ALIGN(8);
hudakz 0:2577a4fb6e72 132 __bss_end__ = .;
hudakz 0:2577a4fb6e72 133 _ebss = .;
hudakz 0:2577a4fb6e72 134 } > RAM
hudakz 0:2577a4fb6e72 135
hudakz 0:2577a4fb6e72 136 .heap (COPY):
hudakz 0:2577a4fb6e72 137 {
hudakz 0:2577a4fb6e72 138 __end__ = .;
hudakz 0:2577a4fb6e72 139 end = __end__;
hudakz 0:2577a4fb6e72 140 *(.heap*)
hudakz 0:2577a4fb6e72 141 . = ORIGIN(RAM) + LENGTH(RAM) - STACK_SIZE;
hudakz 0:2577a4fb6e72 142 __HeapLimit = .;
hudakz 0:2577a4fb6e72 143 } > RAM
hudakz 0:2577a4fb6e72 144
hudakz 0:2577a4fb6e72 145 /* .stack_dummy section doesn't contains any symbols. It is only
hudakz 0:2577a4fb6e72 146 * used for linker to calculate size of stack sections, and assign
hudakz 0:2577a4fb6e72 147 * values to stack symbols later */
hudakz 0:2577a4fb6e72 148 .stack_dummy (COPY):
hudakz 0:2577a4fb6e72 149 {
hudakz 0:2577a4fb6e72 150 *(.stack*)
hudakz 0:2577a4fb6e72 151 } > RAM
hudakz 0:2577a4fb6e72 152
hudakz 0:2577a4fb6e72 153 /* Set stack top to end of RAM, and stack limit move down by
hudakz 0:2577a4fb6e72 154 * size of stack_dummy section */
hudakz 0:2577a4fb6e72 155 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
hudakz 0:2577a4fb6e72 156 _estack = __StackTop;
hudakz 0:2577a4fb6e72 157 __StackLimit = __StackTop - STACK_SIZE;
hudakz 0:2577a4fb6e72 158 PROVIDE(__stack = __StackTop);
hudakz 0:2577a4fb6e72 159
hudakz 0:2577a4fb6e72 160 /* Check if data + heap + stack exceeds RAM limit */
hudakz 0:2577a4fb6e72 161 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
hudakz 0:2577a4fb6e72 162 }
hudakz 0:2577a4fb6e72 163