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Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

cmsis/BUILD/mbed/TARGET_NUCLEO_F412ZG/TOOLCHAIN_GCC_ARM/STM32F412xG.ld@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 189:f392fc9709a3 1 #if !defined(MBED_APP_START)
AnnaBridge 189:f392fc9709a3 2 #define MBED_APP_START 0x08000000
AnnaBridge 189:f392fc9709a3 3 #endif
AnnaBridge 189:f392fc9709a3 4
AnnaBridge 189:f392fc9709a3 5 #if !defined(MBED_APP_SIZE)
AnnaBridge 189:f392fc9709a3 6 #define MBED_APP_SIZE 1024K
AnnaBridge 189:f392fc9709a3 7 #endif
AnnaBridge 189:f392fc9709a3 8 /* Linker script to configure memory regions. */
AnnaBridge 189:f392fc9709a3 9 /* 0x1C4 reserved for vectors; 8-byte aligned = 0x1C8 (0x1C4 + 0x4) */
AnnaBridge 189:f392fc9709a3 10 MEMORY
AnnaBridge 189:f392fc9709a3 11 {
AnnaBridge 189:f392fc9709a3 12 FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
AnnaBridge 189:f392fc9709a3 13 RAM (rwx) : ORIGIN = 0x200001C8, LENGTH = 256K - (0x1C4+0x4)
AnnaBridge 189:f392fc9709a3 14 }
AnnaBridge 189:f392fc9709a3 15
AnnaBridge 189:f392fc9709a3 16 /* Linker script to place sections and symbol values. Should be used together
AnnaBridge 189:f392fc9709a3 17 * with other linker script that defines memory regions FLASH and RAM.
AnnaBridge 189:f392fc9709a3 18 * It references following symbols, which must be defined in code:
AnnaBridge 189:f392fc9709a3 19 * Reset_Handler : Entry of reset handler
AnnaBridge 189:f392fc9709a3 20 *
AnnaBridge 189:f392fc9709a3 21 * It defines following symbols, which code can use without definition:
AnnaBridge 189:f392fc9709a3 22 * __exidx_start
AnnaBridge 189:f392fc9709a3 23 * __exidx_end
AnnaBridge 189:f392fc9709a3 24 * __etext
AnnaBridge 189:f392fc9709a3 25 * __data_start__
AnnaBridge 189:f392fc9709a3 26 * __preinit_array_start
AnnaBridge 189:f392fc9709a3 27 * __preinit_array_end
AnnaBridge 189:f392fc9709a3 28 * __init_array_start
AnnaBridge 189:f392fc9709a3 29 * __init_array_end
AnnaBridge 189:f392fc9709a3 30 * __fini_array_start
AnnaBridge 189:f392fc9709a3 31 * __fini_array_end
AnnaBridge 189:f392fc9709a3 32 * __data_end__
AnnaBridge 189:f392fc9709a3 33 * __bss_start__
AnnaBridge 189:f392fc9709a3 34 * __bss_end__
AnnaBridge 189:f392fc9709a3 35 * __end__
AnnaBridge 189:f392fc9709a3 36 * end
AnnaBridge 189:f392fc9709a3 37 * __HeapLimit
AnnaBridge 189:f392fc9709a3 38 * __StackLimit
AnnaBridge 189:f392fc9709a3 39 * __StackTop
AnnaBridge 189:f392fc9709a3 40 * __stack
AnnaBridge 189:f392fc9709a3 41 * _estack
AnnaBridge 189:f392fc9709a3 42 */
AnnaBridge 189:f392fc9709a3 43 ENTRY(Reset_Handler)
AnnaBridge 189:f392fc9709a3 44
AnnaBridge 189:f392fc9709a3 45 SECTIONS
AnnaBridge 189:f392fc9709a3 46 {
AnnaBridge 189:f392fc9709a3 47 .text :
AnnaBridge 189:f392fc9709a3 48 {
AnnaBridge 189:f392fc9709a3 49 KEEP(*(.isr_vector))
AnnaBridge 189:f392fc9709a3 50 *(.text*)
AnnaBridge 189:f392fc9709a3 51 KEEP(*(.init))
AnnaBridge 189:f392fc9709a3 52 KEEP(*(.fini))
AnnaBridge 189:f392fc9709a3 53
AnnaBridge 189:f392fc9709a3 54 /* .ctors */
AnnaBridge 189:f392fc9709a3 55 *crtbegin.o(.ctors)
AnnaBridge 189:f392fc9709a3 56 *crtbegin?.o(.ctors)
AnnaBridge 189:f392fc9709a3 57 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
AnnaBridge 189:f392fc9709a3 58 *(SORT(.ctors.*))
AnnaBridge 189:f392fc9709a3 59 *(.ctors)
AnnaBridge 189:f392fc9709a3 60
AnnaBridge 189:f392fc9709a3 61 /* .dtors */
AnnaBridge 189:f392fc9709a3 62 *crtbegin.o(.dtors)
AnnaBridge 189:f392fc9709a3 63 *crtbegin?.o(.dtors)
AnnaBridge 189:f392fc9709a3 64 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
AnnaBridge 189:f392fc9709a3 65 *(SORT(.dtors.*))
AnnaBridge 189:f392fc9709a3 66 *(.dtors)
AnnaBridge 189:f392fc9709a3 67
AnnaBridge 189:f392fc9709a3 68 *(.rodata*)
AnnaBridge 189:f392fc9709a3 69
AnnaBridge 189:f392fc9709a3 70 KEEP(*(.eh_frame*))
AnnaBridge 189:f392fc9709a3 71 } > FLASH
AnnaBridge 189:f392fc9709a3 72
AnnaBridge 189:f392fc9709a3 73 .ARM.extab :
AnnaBridge 189:f392fc9709a3 74 {
AnnaBridge 189:f392fc9709a3 75 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 189:f392fc9709a3 76 } > FLASH
AnnaBridge 189:f392fc9709a3 77
AnnaBridge 189:f392fc9709a3 78 __exidx_start = .;
AnnaBridge 189:f392fc9709a3 79 .ARM.exidx :
AnnaBridge 189:f392fc9709a3 80 {
AnnaBridge 189:f392fc9709a3 81 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
AnnaBridge 189:f392fc9709a3 82 } > FLASH
AnnaBridge 189:f392fc9709a3 83 __exidx_end = .;
AnnaBridge 189:f392fc9709a3 84
AnnaBridge 189:f392fc9709a3 85 __etext = .;
AnnaBridge 189:f392fc9709a3 86 _sidata = .;
AnnaBridge 189:f392fc9709a3 87
AnnaBridge 189:f392fc9709a3 88 .data : AT (__etext)
AnnaBridge 189:f392fc9709a3 89 {
AnnaBridge 189:f392fc9709a3 90 __data_start__ = .;
AnnaBridge 189:f392fc9709a3 91 _sdata = .;
AnnaBridge 189:f392fc9709a3 92 *(vtable)
AnnaBridge 189:f392fc9709a3 93 *(.data*)
AnnaBridge 189:f392fc9709a3 94
AnnaBridge 189:f392fc9709a3 95 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 96 /* preinit data */
AnnaBridge 189:f392fc9709a3 97 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 189:f392fc9709a3 98 KEEP(*(.preinit_array))
AnnaBridge 189:f392fc9709a3 99 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 189:f392fc9709a3 100
AnnaBridge 189:f392fc9709a3 101 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 102 /* init data */
AnnaBridge 189:f392fc9709a3 103 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 189:f392fc9709a3 104 KEEP(*(SORT(.init_array.*)))
AnnaBridge 189:f392fc9709a3 105 KEEP(*(.init_array))
AnnaBridge 189:f392fc9709a3 106 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 189:f392fc9709a3 107
AnnaBridge 189:f392fc9709a3 108
AnnaBridge 189:f392fc9709a3 109 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 110 /* finit data */
AnnaBridge 189:f392fc9709a3 111 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 189:f392fc9709a3 112 KEEP(*(SORT(.fini_array.*)))
AnnaBridge 189:f392fc9709a3 113 KEEP(*(.fini_array))
AnnaBridge 189:f392fc9709a3 114 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 189:f392fc9709a3 115
AnnaBridge 189:f392fc9709a3 116 KEEP(*(.jcr*))
AnnaBridge 189:f392fc9709a3 117 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 118 /* All data end */
AnnaBridge 189:f392fc9709a3 119 __data_end__ = .;
AnnaBridge 189:f392fc9709a3 120 _edata = .;
AnnaBridge 189:f392fc9709a3 121
AnnaBridge 189:f392fc9709a3 122 } > RAM
AnnaBridge 189:f392fc9709a3 123
AnnaBridge 189:f392fc9709a3 124 .bss :
AnnaBridge 189:f392fc9709a3 125 {
AnnaBridge 189:f392fc9709a3 126 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 127 __bss_start__ = .;
AnnaBridge 189:f392fc9709a3 128 _sbss = .;
AnnaBridge 189:f392fc9709a3 129 *(.bss*)
AnnaBridge 189:f392fc9709a3 130 *(COMMON)
AnnaBridge 189:f392fc9709a3 131 . = ALIGN(8);
AnnaBridge 189:f392fc9709a3 132 __bss_end__ = .;
AnnaBridge 189:f392fc9709a3 133 _ebss = .;
AnnaBridge 189:f392fc9709a3 134 } > RAM
AnnaBridge 189:f392fc9709a3 135
AnnaBridge 189:f392fc9709a3 136 .heap (COPY):
AnnaBridge 189:f392fc9709a3 137 {
AnnaBridge 189:f392fc9709a3 138 __end__ = .;
AnnaBridge 189:f392fc9709a3 139 end = __end__;
AnnaBridge 189:f392fc9709a3 140 *(.heap*)
AnnaBridge 189:f392fc9709a3 141 __HeapLimit = .;
AnnaBridge 189:f392fc9709a3 142 } > RAM
AnnaBridge 189:f392fc9709a3 143
AnnaBridge 189:f392fc9709a3 144 /* .stack_dummy section doesn't contains any symbols. It is only
AnnaBridge 189:f392fc9709a3 145 * used for linker to calculate size of stack sections, and assign
AnnaBridge 189:f392fc9709a3 146 * values to stack symbols later */
AnnaBridge 189:f392fc9709a3 147 .stack_dummy (COPY):
AnnaBridge 189:f392fc9709a3 148 {
AnnaBridge 189:f392fc9709a3 149 *(.stack*)
AnnaBridge 189:f392fc9709a3 150 } > RAM
AnnaBridge 189:f392fc9709a3 151
AnnaBridge 189:f392fc9709a3 152 /* Set stack top to end of RAM, and stack limit move down by
AnnaBridge 189:f392fc9709a3 153 * size of stack_dummy section */
AnnaBridge 189:f392fc9709a3 154 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
AnnaBridge 189:f392fc9709a3 155 _estack = __StackTop;
AnnaBridge 189:f392fc9709a3 156 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
AnnaBridge 189:f392fc9709a3 157 PROVIDE(__stack = __StackTop);
AnnaBridge 189:f392fc9709a3 158
AnnaBridge 189:f392fc9709a3 159 /* Check if data + heap + stack exceeds RAM limit */
AnnaBridge 189:f392fc9709a3 160 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
AnnaBridge 189:f392fc9709a3 161 }