Adam Kucybala / mbed-src

mbed library sources

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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F103RB/TOOLCHAIN_GCC_ARM/STM32F10X.ld@207:05668db47a72, 2014-05-23 (annotated)

Committer:
mbed_official
Date:
Fri May 23 08:45:06 2014 +0100
Revision:
207:05668db47a72
Synchronized with git revision 10e3a9cea1c4a29a2df1152d715558ad48b085ad



Full URL: https://github.com/mbedmicro/mbed/commit/10e3a9cea1c4a29a2df1152d715558ad48b085ad/



[STM32F103RB] Support for GCC_ARM toolchain

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 207:05668db47a72 1 /* Linker script for STM32F103XXX */
mbed_official 207:05668db47a72 2
mbed_official 207:05668db47a72 3 /* Linker script to configure memory regions. */
mbed_official 207:05668db47a72 4 MEMORY
mbed_official 207:05668db47a72 5 {
mbed_official 207:05668db47a72 6 FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 128K
mbed_official 207:05668db47a72 7 RAM (rwx) : ORIGIN = 0x200000EC, LENGTH = 0x5000-0xEC /* First 236 bytes (0xEC) of RAM are reserved for ISR Vectors */
mbed_official 207:05668db47a72 8 }
mbed_official 207:05668db47a72 9 /* Linker script to place sections and symbol values. Should be used together
mbed_official 207:05668db47a72 10 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 207:05668db47a72 11 * It references following symbols, which must be defined in code:
mbed_official 207:05668db47a72 12 * Reset_Handler : Entry of reset handler
mbed_official 207:05668db47a72 13 *
mbed_official 207:05668db47a72 14 * It defines following symbols, which code can use without definition:
mbed_official 207:05668db47a72 15 * __exidx_start
mbed_official 207:05668db47a72 16 * __exidx_end
mbed_official 207:05668db47a72 17 * __etext
mbed_official 207:05668db47a72 18 * __data_start__
mbed_official 207:05668db47a72 19 * __preinit_array_start
mbed_official 207:05668db47a72 20 * __preinit_array_end
mbed_official 207:05668db47a72 21 * __init_array_start
mbed_official 207:05668db47a72 22 * __init_array_end
mbed_official 207:05668db47a72 23 * __fini_array_start
mbed_official 207:05668db47a72 24 * __fini_array_end
mbed_official 207:05668db47a72 25 * __data_end__
mbed_official 207:05668db47a72 26 * __bss_start__
mbed_official 207:05668db47a72 27 * __bss_end__
mbed_official 207:05668db47a72 28 * __end__
mbed_official 207:05668db47a72 29 * end
mbed_official 207:05668db47a72 30 * __HeapLimit
mbed_official 207:05668db47a72 31 * __StackLimit
mbed_official 207:05668db47a72 32 * __StackTop
mbed_official 207:05668db47a72 33 * __stack
mbed_official 207:05668db47a72 34 */
mbed_official 207:05668db47a72 35 ENTRY(Reset_Handler)
mbed_official 207:05668db47a72 36
mbed_official 207:05668db47a72 37 SECTIONS
mbed_official 207:05668db47a72 38 {
mbed_official 207:05668db47a72 39 .text :
mbed_official 207:05668db47a72 40 {
mbed_official 207:05668db47a72 41 KEEP(*(.isr_vector))
mbed_official 207:05668db47a72 42 *(.text*)
mbed_official 207:05668db47a72 43
mbed_official 207:05668db47a72 44 KEEP(*(.init))
mbed_official 207:05668db47a72 45 KEEP(*(.fini))
mbed_official 207:05668db47a72 46
mbed_official 207:05668db47a72 47 /* .ctors */
mbed_official 207:05668db47a72 48 *crtbegin.o(.ctors)
mbed_official 207:05668db47a72 49 *crtbegin?.o(.ctors)
mbed_official 207:05668db47a72 50 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 207:05668db47a72 51 *(SORT(.ctors.*))
mbed_official 207:05668db47a72 52 *(.ctors)
mbed_official 207:05668db47a72 53
mbed_official 207:05668db47a72 54 /* .dtors */
mbed_official 207:05668db47a72 55 *crtbegin.o(.dtors)
mbed_official 207:05668db47a72 56 *crtbegin?.o(.dtors)
mbed_official 207:05668db47a72 57 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 207:05668db47a72 58 *(SORT(.dtors.*))
mbed_official 207:05668db47a72 59 *(.dtors)
mbed_official 207:05668db47a72 60
mbed_official 207:05668db47a72 61 *(.rodata*)
mbed_official 207:05668db47a72 62
mbed_official 207:05668db47a72 63 KEEP(*(.eh_frame*))
mbed_official 207:05668db47a72 64 } > FLASH
mbed_official 207:05668db47a72 65
mbed_official 207:05668db47a72 66 .ARM.extab :
mbed_official 207:05668db47a72 67 {
mbed_official 207:05668db47a72 68 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 207:05668db47a72 69 } > FLASH
mbed_official 207:05668db47a72 70
mbed_official 207:05668db47a72 71 __exidx_start = .;
mbed_official 207:05668db47a72 72 .ARM.exidx :
mbed_official 207:05668db47a72 73 {
mbed_official 207:05668db47a72 74 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 207:05668db47a72 75 } > FLASH
mbed_official 207:05668db47a72 76 __exidx_end = .;
mbed_official 207:05668db47a72 77
mbed_official 207:05668db47a72 78 __etext = .;
mbed_official 207:05668db47a72 79
mbed_official 207:05668db47a72 80 .data : AT (__etext)
mbed_official 207:05668db47a72 81 {
mbed_official 207:05668db47a72 82 __data_start__ = .;
mbed_official 207:05668db47a72 83 *(vtable)
mbed_official 207:05668db47a72 84 *(.data*)
mbed_official 207:05668db47a72 85
mbed_official 207:05668db47a72 86 . = ALIGN(4);
mbed_official 207:05668db47a72 87 /* preinit data */
mbed_official 207:05668db47a72 88 PROVIDE_HIDDEN (__preinit_array_start = .);
mbed_official 207:05668db47a72 89 KEEP(*(.preinit_array))
mbed_official 207:05668db47a72 90 PROVIDE_HIDDEN (__preinit_array_end = .);
mbed_official 207:05668db47a72 91
mbed_official 207:05668db47a72 92 . = ALIGN(4);
mbed_official 207:05668db47a72 93 /* init data */
mbed_official 207:05668db47a72 94 PROVIDE_HIDDEN (__init_array_start = .);
mbed_official 207:05668db47a72 95 KEEP(*(SORT(.init_array.*)))
mbed_official 207:05668db47a72 96 KEEP(*(.init_array))
mbed_official 207:05668db47a72 97 PROVIDE_HIDDEN (__init_array_end = .);
mbed_official 207:05668db47a72 98
mbed_official 207:05668db47a72 99
mbed_official 207:05668db47a72 100 . = ALIGN(4);
mbed_official 207:05668db47a72 101 /* finit data */
mbed_official 207:05668db47a72 102 PROVIDE_HIDDEN (__fini_array_start = .);
mbed_official 207:05668db47a72 103 KEEP(*(SORT(.fini_array.*)))
mbed_official 207:05668db47a72 104 KEEP(*(.fini_array))
mbed_official 207:05668db47a72 105 PROVIDE_HIDDEN (__fini_array_end = .);
mbed_official 207:05668db47a72 106
mbed_official 207:05668db47a72 107 KEEP(*(.jcr*))
mbed_official 207:05668db47a72 108 . = ALIGN(4);
mbed_official 207:05668db47a72 109 /* All data end */
mbed_official 207:05668db47a72 110 __data_end__ = .;
mbed_official 207:05668db47a72 111
mbed_official 207:05668db47a72 112 } > RAM
mbed_official 207:05668db47a72 113
mbed_official 207:05668db47a72 114 .bss :
mbed_official 207:05668db47a72 115 {
mbed_official 207:05668db47a72 116 . = ALIGN(4);
mbed_official 207:05668db47a72 117 __bss_start__ = .;
mbed_official 207:05668db47a72 118 *(.bss*)
mbed_official 207:05668db47a72 119 *(COMMON)
mbed_official 207:05668db47a72 120 . = ALIGN(4);
mbed_official 207:05668db47a72 121 __bss_end__ = .;
mbed_official 207:05668db47a72 122 } > RAM
mbed_official 207:05668db47a72 123
mbed_official 207:05668db47a72 124 .heap (COPY):
mbed_official 207:05668db47a72 125 {
mbed_official 207:05668db47a72 126 __end__ = .;
mbed_official 207:05668db47a72 127 end = __end__;
mbed_official 207:05668db47a72 128 *(.heap*)
mbed_official 207:05668db47a72 129 __HeapLimit = .;
mbed_official 207:05668db47a72 130 } > RAM
mbed_official 207:05668db47a72 131
mbed_official 207:05668db47a72 132 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 207:05668db47a72 133 * used for linker to calculate size of stack sections, and assign
mbed_official 207:05668db47a72 134 * values to stack symbols later */
mbed_official 207:05668db47a72 135 .stack_dummy (COPY):
mbed_official 207:05668db47a72 136 {
mbed_official 207:05668db47a72 137 *(.stack*)
mbed_official 207:05668db47a72 138 } > RAM
mbed_official 207:05668db47a72 139
mbed_official 207:05668db47a72 140 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 207:05668db47a72 141 * size of stack_dummy section */
mbed_official 207:05668db47a72 142 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 207:05668db47a72 143 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 207:05668db47a72 144 PROVIDE(__stack = __StackTop);
mbed_official 207:05668db47a72 145
mbed_official 207:05668db47a72 146 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 207:05668db47a72 147 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 207:05668db47a72 148 }
mbed_official 207:05668db47a72 149