mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
targets/TARGET_STM/TARGET_STM32L1/TARGET_NUCLEO_L152RE/device/TOOLCHAIN_GCC_ARM/STM32L152XE.ld@189:f392fc9709a3, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 22:31:08 2019 +0000
- Revision:
- 189:f392fc9709a3
- Parent:
- 188:bcfe06ba3d64
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /* Linker script to configure memory regions. */ |
<> | 144:ef7eb2e8f9f7 | 2 | MEMORY |
<> | 144:ef7eb2e8f9f7 | 3 | { |
<> | 144:ef7eb2e8f9f7 | 4 | /* 512KB FLASH, 80KB RAM, Reserve up till 0x13C. There are 0x73 vectors = 292 |
<> | 144:ef7eb2e8f9f7 | 5 | * bytes (0x124) in RAM. But all GCC scripts seem to require BootRAM @0x138 |
AnnaBridge | 188:bcfe06ba3d64 | 6 | * 8-byte aligned(0x13C) = 0x140 |
<> | 144:ef7eb2e8f9f7 | 7 | */ |
<> | 144:ef7eb2e8f9f7 | 8 | FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 512k |
AnnaBridge | 188:bcfe06ba3d64 | 9 | RAM (rwx) : ORIGIN = 0x20000140, LENGTH = 0x14000-0x140 |
<> | 144:ef7eb2e8f9f7 | 10 | } |
<> | 144:ef7eb2e8f9f7 | 11 | |
<> | 144:ef7eb2e8f9f7 | 12 | /* Linker script to place sections and symbol values. Should be used together |
<> | 144:ef7eb2e8f9f7 | 13 | * with other linker script that defines memory regions FLASH and RAM. |
<> | 144:ef7eb2e8f9f7 | 14 | * It references following symbols, which must be defined in code: |
<> | 144:ef7eb2e8f9f7 | 15 | * Reset_Handler : Entry of reset handler |
<> | 144:ef7eb2e8f9f7 | 16 | * |
<> | 144:ef7eb2e8f9f7 | 17 | * It defines following symbols, which code can use without definition: |
<> | 144:ef7eb2e8f9f7 | 18 | * __exidx_start |
<> | 144:ef7eb2e8f9f7 | 19 | * __exidx_end |
<> | 144:ef7eb2e8f9f7 | 20 | * __etext |
<> | 144:ef7eb2e8f9f7 | 21 | * __data_start__ |
<> | 144:ef7eb2e8f9f7 | 22 | * __preinit_array_start |
<> | 144:ef7eb2e8f9f7 | 23 | * __preinit_array_end |
<> | 144:ef7eb2e8f9f7 | 24 | * __init_array_start |
<> | 144:ef7eb2e8f9f7 | 25 | * __init_array_end |
<> | 144:ef7eb2e8f9f7 | 26 | * __fini_array_start |
<> | 144:ef7eb2e8f9f7 | 27 | * __fini_array_end |
<> | 144:ef7eb2e8f9f7 | 28 | * __data_end__ |
<> | 144:ef7eb2e8f9f7 | 29 | * __bss_start__ |
<> | 144:ef7eb2e8f9f7 | 30 | * __bss_end__ |
<> | 144:ef7eb2e8f9f7 | 31 | * __end__ |
<> | 144:ef7eb2e8f9f7 | 32 | * end |
<> | 144:ef7eb2e8f9f7 | 33 | * __HeapLimit |
<> | 144:ef7eb2e8f9f7 | 34 | * __StackLimit |
<> | 144:ef7eb2e8f9f7 | 35 | * __StackTop |
<> | 144:ef7eb2e8f9f7 | 36 | * __stack |
<> | 144:ef7eb2e8f9f7 | 37 | * _estack |
<> | 144:ef7eb2e8f9f7 | 38 | */ |
<> | 144:ef7eb2e8f9f7 | 39 | ENTRY(Reset_Handler) |
<> | 144:ef7eb2e8f9f7 | 40 | |
<> | 144:ef7eb2e8f9f7 | 41 | SECTIONS |
<> | 144:ef7eb2e8f9f7 | 42 | { |
<> | 144:ef7eb2e8f9f7 | 43 | .text : |
<> | 144:ef7eb2e8f9f7 | 44 | { |
<> | 144:ef7eb2e8f9f7 | 45 | KEEP(*(.isr_vector)) |
<> | 144:ef7eb2e8f9f7 | 46 | *(.text*) |
<> | 144:ef7eb2e8f9f7 | 47 | KEEP(*(.init)) |
<> | 144:ef7eb2e8f9f7 | 48 | KEEP(*(.fini)) |
<> | 144:ef7eb2e8f9f7 | 49 | |
<> | 144:ef7eb2e8f9f7 | 50 | /* .ctors */ |
<> | 144:ef7eb2e8f9f7 | 51 | *crtbegin.o(.ctors) |
<> | 144:ef7eb2e8f9f7 | 52 | *crtbegin?.o(.ctors) |
<> | 144:ef7eb2e8f9f7 | 53 | *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) |
<> | 144:ef7eb2e8f9f7 | 54 | *(SORT(.ctors.*)) |
<> | 144:ef7eb2e8f9f7 | 55 | *(.ctors) |
<> | 144:ef7eb2e8f9f7 | 56 | |
<> | 144:ef7eb2e8f9f7 | 57 | /* .dtors */ |
<> | 144:ef7eb2e8f9f7 | 58 | *crtbegin.o(.dtors) |
<> | 144:ef7eb2e8f9f7 | 59 | *crtbegin?.o(.dtors) |
<> | 144:ef7eb2e8f9f7 | 60 | *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) |
<> | 144:ef7eb2e8f9f7 | 61 | *(SORT(.dtors.*)) |
<> | 144:ef7eb2e8f9f7 | 62 | *(.dtors) |
<> | 144:ef7eb2e8f9f7 | 63 | |
<> | 144:ef7eb2e8f9f7 | 64 | *(.rodata*) |
<> | 144:ef7eb2e8f9f7 | 65 | |
<> | 144:ef7eb2e8f9f7 | 66 | KEEP(*(.eh_frame*)) |
<> | 144:ef7eb2e8f9f7 | 67 | } > FLASH |
<> | 144:ef7eb2e8f9f7 | 68 | |
<> | 144:ef7eb2e8f9f7 | 69 | .ARM.extab : |
<> | 144:ef7eb2e8f9f7 | 70 | { |
<> | 144:ef7eb2e8f9f7 | 71 | *(.ARM.extab* .gnu.linkonce.armextab.*) |
<> | 144:ef7eb2e8f9f7 | 72 | } > FLASH |
<> | 144:ef7eb2e8f9f7 | 73 | |
<> | 144:ef7eb2e8f9f7 | 74 | __exidx_start = .; |
<> | 144:ef7eb2e8f9f7 | 75 | .ARM.exidx : |
<> | 144:ef7eb2e8f9f7 | 76 | { |
<> | 144:ef7eb2e8f9f7 | 77 | *(.ARM.exidx* .gnu.linkonce.armexidx.*) |
<> | 144:ef7eb2e8f9f7 | 78 | } > FLASH |
<> | 144:ef7eb2e8f9f7 | 79 | __exidx_end = .; |
<> | 144:ef7eb2e8f9f7 | 80 | |
<> | 144:ef7eb2e8f9f7 | 81 | __etext = .; |
<> | 144:ef7eb2e8f9f7 | 82 | _sidata = .; |
<> | 144:ef7eb2e8f9f7 | 83 | |
<> | 144:ef7eb2e8f9f7 | 84 | .data : AT (__etext) |
<> | 144:ef7eb2e8f9f7 | 85 | { |
<> | 144:ef7eb2e8f9f7 | 86 | __data_start__ = .; |
<> | 144:ef7eb2e8f9f7 | 87 | _sdata = .; |
<> | 144:ef7eb2e8f9f7 | 88 | *(vtable) |
<> | 144:ef7eb2e8f9f7 | 89 | *(.data*) |
<> | 144:ef7eb2e8f9f7 | 90 | |
AnnaBridge | 188:bcfe06ba3d64 | 91 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 92 | /* preinit data */ |
<> | 144:ef7eb2e8f9f7 | 93 | PROVIDE_HIDDEN (__preinit_array_start = .); |
<> | 144:ef7eb2e8f9f7 | 94 | KEEP(*(.preinit_array)) |
<> | 144:ef7eb2e8f9f7 | 95 | PROVIDE_HIDDEN (__preinit_array_end = .); |
<> | 144:ef7eb2e8f9f7 | 96 | |
AnnaBridge | 188:bcfe06ba3d64 | 97 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 98 | /* init data */ |
<> | 144:ef7eb2e8f9f7 | 99 | PROVIDE_HIDDEN (__init_array_start = .); |
<> | 144:ef7eb2e8f9f7 | 100 | KEEP(*(SORT(.init_array.*))) |
<> | 144:ef7eb2e8f9f7 | 101 | KEEP(*(.init_array)) |
<> | 144:ef7eb2e8f9f7 | 102 | PROVIDE_HIDDEN (__init_array_end = .); |
<> | 144:ef7eb2e8f9f7 | 103 | |
<> | 144:ef7eb2e8f9f7 | 104 | |
AnnaBridge | 188:bcfe06ba3d64 | 105 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 106 | /* finit data */ |
<> | 144:ef7eb2e8f9f7 | 107 | PROVIDE_HIDDEN (__fini_array_start = .); |
<> | 144:ef7eb2e8f9f7 | 108 | KEEP(*(SORT(.fini_array.*))) |
<> | 144:ef7eb2e8f9f7 | 109 | KEEP(*(.fini_array)) |
<> | 144:ef7eb2e8f9f7 | 110 | PROVIDE_HIDDEN (__fini_array_end = .); |
<> | 144:ef7eb2e8f9f7 | 111 | |
<> | 144:ef7eb2e8f9f7 | 112 | KEEP(*(.jcr*)) |
AnnaBridge | 188:bcfe06ba3d64 | 113 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 114 | /* All data end */ |
<> | 144:ef7eb2e8f9f7 | 115 | __data_end__ = .; |
<> | 144:ef7eb2e8f9f7 | 116 | _edata = .; |
<> | 144:ef7eb2e8f9f7 | 117 | |
<> | 144:ef7eb2e8f9f7 | 118 | } > RAM |
<> | 144:ef7eb2e8f9f7 | 119 | |
<> | 144:ef7eb2e8f9f7 | 120 | .bss : |
<> | 144:ef7eb2e8f9f7 | 121 | { |
AnnaBridge | 188:bcfe06ba3d64 | 122 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 123 | __bss_start__ = .; |
<> | 144:ef7eb2e8f9f7 | 124 | _sbss = .; |
<> | 144:ef7eb2e8f9f7 | 125 | *(.bss*) |
<> | 144:ef7eb2e8f9f7 | 126 | *(COMMON) |
AnnaBridge | 188:bcfe06ba3d64 | 127 | . = ALIGN(8); |
<> | 144:ef7eb2e8f9f7 | 128 | __bss_end__ = .; |
<> | 144:ef7eb2e8f9f7 | 129 | _ebss = .; |
<> | 144:ef7eb2e8f9f7 | 130 | } > RAM |
<> | 144:ef7eb2e8f9f7 | 131 | |
<> | 144:ef7eb2e8f9f7 | 132 | .heap (COPY): |
<> | 144:ef7eb2e8f9f7 | 133 | { |
<> | 144:ef7eb2e8f9f7 | 134 | __end__ = .; |
<> | 144:ef7eb2e8f9f7 | 135 | end = __end__; |
<> | 144:ef7eb2e8f9f7 | 136 | *(.heap*) |
<> | 144:ef7eb2e8f9f7 | 137 | __HeapLimit = .; |
<> | 144:ef7eb2e8f9f7 | 138 | } > RAM |
<> | 144:ef7eb2e8f9f7 | 139 | |
<> | 144:ef7eb2e8f9f7 | 140 | /* .stack_dummy section doesn't contains any symbols. It is only |
<> | 144:ef7eb2e8f9f7 | 141 | * used for linker to calculate size of stack sections, and assign |
<> | 144:ef7eb2e8f9f7 | 142 | * values to stack symbols later */ |
<> | 144:ef7eb2e8f9f7 | 143 | .stack_dummy (COPY): |
<> | 144:ef7eb2e8f9f7 | 144 | { |
<> | 144:ef7eb2e8f9f7 | 145 | *(.stack*) |
<> | 144:ef7eb2e8f9f7 | 146 | } > RAM |
<> | 144:ef7eb2e8f9f7 | 147 | |
<> | 144:ef7eb2e8f9f7 | 148 | /* Set stack top to end of RAM, and stack limit move down by |
<> | 144:ef7eb2e8f9f7 | 149 | * size of stack_dummy section */ |
<> | 144:ef7eb2e8f9f7 | 150 | __StackTop = ORIGIN(RAM) + LENGTH(RAM); |
<> | 144:ef7eb2e8f9f7 | 151 | _estack = __StackTop; |
<> | 144:ef7eb2e8f9f7 | 152 | __StackLimit = __StackTop - SIZEOF(.stack_dummy); |
<> | 144:ef7eb2e8f9f7 | 153 | PROVIDE(__stack = __StackTop); |
<> | 144:ef7eb2e8f9f7 | 154 | |
<> | 144:ef7eb2e8f9f7 | 155 | /* Check if data + heap + stack exceeds RAM limit */ |
<> | 144:ef7eb2e8f9f7 | 156 | ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack") |
<> | 144:ef7eb2e8f9f7 | 157 | } |