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If you are looking for a stable and tested release, please import one of the official mbed library releases:
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targets/cmsis/TARGET_ARM_SSG/TARGET_MPS2_M7/TOOLCHAIN_GCC_ARM/gcc_arm.ld@580:3c14cb9b87c5, 2015-07-02 (annotated)
- Committer:
- mbed_official
- Date:
- Thu Jul 02 16:15:09 2015 +0100
- Revision:
- 580:3c14cb9b87c5
Synchronized with git revision 213caf296f26963a7bea129b8ec4f33bbd1e6588
Full URL: https://github.com/mbedmicro/mbed/commit/213caf296f26963a7bea129b8ec4f33bbd1e6588/
commit of mps2
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 580:3c14cb9b87c5 | 1 | /* Linker script to configure memory regions. */ |
mbed_official | 580:3c14cb9b87c5 | 2 | MEMORY |
mbed_official | 580:3c14cb9b87c5 | 3 | { |
mbed_official | 580:3c14cb9b87c5 | 4 | FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x40000 /* 256k */ |
mbed_official | 580:3c14cb9b87c5 | 5 | RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x08000 /* 32k */ |
mbed_official | 580:3c14cb9b87c5 | 6 | } |
mbed_official | 580:3c14cb9b87c5 | 7 | |
mbed_official | 580:3c14cb9b87c5 | 8 | /* Library configurations */ |
mbed_official | 580:3c14cb9b87c5 | 9 | GROUP(libgcc.a libc.a libm.a libnosys.a) |
mbed_official | 580:3c14cb9b87c5 | 10 | |
mbed_official | 580:3c14cb9b87c5 | 11 | /* Linker script to place sections and symbol values. Should be used together |
mbed_official | 580:3c14cb9b87c5 | 12 | * with other linker script that defines memory regions FLASH and RAM. |
mbed_official | 580:3c14cb9b87c5 | 13 | * It references following symbols, which must be defined in code: |
mbed_official | 580:3c14cb9b87c5 | 14 | * Reset_Handler : Entry of reset handler |
mbed_official | 580:3c14cb9b87c5 | 15 | * |
mbed_official | 580:3c14cb9b87c5 | 16 | * It defines following symbols, which code can use without definition: |
mbed_official | 580:3c14cb9b87c5 | 17 | * __exidx_start |
mbed_official | 580:3c14cb9b87c5 | 18 | * __exidx_end |
mbed_official | 580:3c14cb9b87c5 | 19 | * __copy_table_start__ |
mbed_official | 580:3c14cb9b87c5 | 20 | * __copy_table_end__ |
mbed_official | 580:3c14cb9b87c5 | 21 | * __zero_table_start__ |
mbed_official | 580:3c14cb9b87c5 | 22 | * __zero_table_end__ |
mbed_official | 580:3c14cb9b87c5 | 23 | * __etext |
mbed_official | 580:3c14cb9b87c5 | 24 | * __data_start__ |
mbed_official | 580:3c14cb9b87c5 | 25 | * __preinit_array_start |
mbed_official | 580:3c14cb9b87c5 | 26 | * __preinit_array_end |
mbed_official | 580:3c14cb9b87c5 | 27 | * __init_array_start |
mbed_official | 580:3c14cb9b87c5 | 28 | * __init_array_end |
mbed_official | 580:3c14cb9b87c5 | 29 | * __fini_array_start |
mbed_official | 580:3c14cb9b87c5 | 30 | * __fini_array_end |
mbed_official | 580:3c14cb9b87c5 | 31 | * __data_end__ |
mbed_official | 580:3c14cb9b87c5 | 32 | * __bss_start__ |
mbed_official | 580:3c14cb9b87c5 | 33 | * __bss_end__ |
mbed_official | 580:3c14cb9b87c5 | 34 | * __end__ |
mbed_official | 580:3c14cb9b87c5 | 35 | * end |
mbed_official | 580:3c14cb9b87c5 | 36 | * __HeapLimit |
mbed_official | 580:3c14cb9b87c5 | 37 | * __StackLimit |
mbed_official | 580:3c14cb9b87c5 | 38 | * __StackTop |
mbed_official | 580:3c14cb9b87c5 | 39 | * __stack |
mbed_official | 580:3c14cb9b87c5 | 40 | * __Vectors_End |
mbed_official | 580:3c14cb9b87c5 | 41 | * __Vectors_Size |
mbed_official | 580:3c14cb9b87c5 | 42 | */ |
mbed_official | 580:3c14cb9b87c5 | 43 | ENTRY(Reset_Handler) |
mbed_official | 580:3c14cb9b87c5 | 44 | |
mbed_official | 580:3c14cb9b87c5 | 45 | SECTIONS |
mbed_official | 580:3c14cb9b87c5 | 46 | { |
mbed_official | 580:3c14cb9b87c5 | 47 | .text : |
mbed_official | 580:3c14cb9b87c5 | 48 | { |
mbed_official | 580:3c14cb9b87c5 | 49 | KEEP(*(.vectors)) |
mbed_official | 580:3c14cb9b87c5 | 50 | __Vectors_End = .; |
mbed_official | 580:3c14cb9b87c5 | 51 | __Vectors_Size = __Vectors_End - __Vectors; |
mbed_official | 580:3c14cb9b87c5 | 52 | __end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 53 | |
mbed_official | 580:3c14cb9b87c5 | 54 | *(.text*) |
mbed_official | 580:3c14cb9b87c5 | 55 | |
mbed_official | 580:3c14cb9b87c5 | 56 | KEEP(*(.init)) |
mbed_official | 580:3c14cb9b87c5 | 57 | KEEP(*(.fini)) |
mbed_official | 580:3c14cb9b87c5 | 58 | |
mbed_official | 580:3c14cb9b87c5 | 59 | /* .ctors */ |
mbed_official | 580:3c14cb9b87c5 | 60 | *crtbegin.o(.ctors) |
mbed_official | 580:3c14cb9b87c5 | 61 | *crtbegin?.o(.ctors) |
mbed_official | 580:3c14cb9b87c5 | 62 | *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) |
mbed_official | 580:3c14cb9b87c5 | 63 | *(SORT(.ctors.*)) |
mbed_official | 580:3c14cb9b87c5 | 64 | *(.ctors) |
mbed_official | 580:3c14cb9b87c5 | 65 | |
mbed_official | 580:3c14cb9b87c5 | 66 | /* .dtors */ |
mbed_official | 580:3c14cb9b87c5 | 67 | *crtbegin.o(.dtors) |
mbed_official | 580:3c14cb9b87c5 | 68 | *crtbegin?.o(.dtors) |
mbed_official | 580:3c14cb9b87c5 | 69 | *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) |
mbed_official | 580:3c14cb9b87c5 | 70 | *(SORT(.dtors.*)) |
mbed_official | 580:3c14cb9b87c5 | 71 | *(.dtors) |
mbed_official | 580:3c14cb9b87c5 | 72 | |
mbed_official | 580:3c14cb9b87c5 | 73 | *(.rodata*) |
mbed_official | 580:3c14cb9b87c5 | 74 | |
mbed_official | 580:3c14cb9b87c5 | 75 | KEEP(*(.eh_frame*)) |
mbed_official | 580:3c14cb9b87c5 | 76 | } > FLASH |
mbed_official | 580:3c14cb9b87c5 | 77 | |
mbed_official | 580:3c14cb9b87c5 | 78 | .ARM.extab : |
mbed_official | 580:3c14cb9b87c5 | 79 | { |
mbed_official | 580:3c14cb9b87c5 | 80 | *(.ARM.extab* .gnu.linkonce.armextab.*) |
mbed_official | 580:3c14cb9b87c5 | 81 | } > FLASH |
mbed_official | 580:3c14cb9b87c5 | 82 | |
mbed_official | 580:3c14cb9b87c5 | 83 | __exidx_start = .; |
mbed_official | 580:3c14cb9b87c5 | 84 | .ARM.exidx : |
mbed_official | 580:3c14cb9b87c5 | 85 | { |
mbed_official | 580:3c14cb9b87c5 | 86 | *(.ARM.exidx* .gnu.linkonce.armexidx.*) |
mbed_official | 580:3c14cb9b87c5 | 87 | } > FLASH |
mbed_official | 580:3c14cb9b87c5 | 88 | __exidx_end = .; |
mbed_official | 580:3c14cb9b87c5 | 89 | |
mbed_official | 580:3c14cb9b87c5 | 90 | /* To copy multiple ROM to RAM sections, |
mbed_official | 580:3c14cb9b87c5 | 91 | * uncomment .copy.table section and, |
mbed_official | 580:3c14cb9b87c5 | 92 | * define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */ |
mbed_official | 580:3c14cb9b87c5 | 93 | /* |
mbed_official | 580:3c14cb9b87c5 | 94 | .copy.table : |
mbed_official | 580:3c14cb9b87c5 | 95 | { |
mbed_official | 580:3c14cb9b87c5 | 96 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 97 | __copy_table_start__ = .; |
mbed_official | 580:3c14cb9b87c5 | 98 | LONG (__etext) |
mbed_official | 580:3c14cb9b87c5 | 99 | LONG (__data_start__) |
mbed_official | 580:3c14cb9b87c5 | 100 | LONG (__data_end__ - __data_start__) |
mbed_official | 580:3c14cb9b87c5 | 101 | LONG (__etext2) |
mbed_official | 580:3c14cb9b87c5 | 102 | LONG (__data2_start__) |
mbed_official | 580:3c14cb9b87c5 | 103 | LONG (__data2_end__ - __data2_start__) |
mbed_official | 580:3c14cb9b87c5 | 104 | __copy_table_end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 105 | } > FLASH |
mbed_official | 580:3c14cb9b87c5 | 106 | */ |
mbed_official | 580:3c14cb9b87c5 | 107 | |
mbed_official | 580:3c14cb9b87c5 | 108 | /* To clear multiple BSS sections, |
mbed_official | 580:3c14cb9b87c5 | 109 | * uncomment .zero.table section and, |
mbed_official | 580:3c14cb9b87c5 | 110 | * define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */ |
mbed_official | 580:3c14cb9b87c5 | 111 | /* |
mbed_official | 580:3c14cb9b87c5 | 112 | .zero.table : |
mbed_official | 580:3c14cb9b87c5 | 113 | { |
mbed_official | 580:3c14cb9b87c5 | 114 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 115 | __zero_table_start__ = .; |
mbed_official | 580:3c14cb9b87c5 | 116 | LONG (__bss_start__) |
mbed_official | 580:3c14cb9b87c5 | 117 | LONG (__bss_end__ - __bss_start__) |
mbed_official | 580:3c14cb9b87c5 | 118 | LONG (__bss2_start__) |
mbed_official | 580:3c14cb9b87c5 | 119 | LONG (__bss2_end__ - __bss2_start__) |
mbed_official | 580:3c14cb9b87c5 | 120 | __zero_table_end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 121 | } > FLASH |
mbed_official | 580:3c14cb9b87c5 | 122 | */ |
mbed_official | 580:3c14cb9b87c5 | 123 | |
mbed_official | 580:3c14cb9b87c5 | 124 | __etext = .; |
mbed_official | 580:3c14cb9b87c5 | 125 | |
mbed_official | 580:3c14cb9b87c5 | 126 | .data : AT (__etext) |
mbed_official | 580:3c14cb9b87c5 | 127 | { |
mbed_official | 580:3c14cb9b87c5 | 128 | __data_start__ = .; |
mbed_official | 580:3c14cb9b87c5 | 129 | *(vtable) |
mbed_official | 580:3c14cb9b87c5 | 130 | *(.data*) |
mbed_official | 580:3c14cb9b87c5 | 131 | |
mbed_official | 580:3c14cb9b87c5 | 132 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 133 | /* preinit data */ |
mbed_official | 580:3c14cb9b87c5 | 134 | PROVIDE_HIDDEN (__preinit_array_start = .); |
mbed_official | 580:3c14cb9b87c5 | 135 | KEEP(*(.preinit_array)) |
mbed_official | 580:3c14cb9b87c5 | 136 | PROVIDE_HIDDEN (__preinit_array_end = .); |
mbed_official | 580:3c14cb9b87c5 | 137 | |
mbed_official | 580:3c14cb9b87c5 | 138 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 139 | /* init data */ |
mbed_official | 580:3c14cb9b87c5 | 140 | PROVIDE_HIDDEN (__init_array_start = .); |
mbed_official | 580:3c14cb9b87c5 | 141 | KEEP(*(SORT(.init_array.*))) |
mbed_official | 580:3c14cb9b87c5 | 142 | KEEP(*(.init_array)) |
mbed_official | 580:3c14cb9b87c5 | 143 | PROVIDE_HIDDEN (__init_array_end = .); |
mbed_official | 580:3c14cb9b87c5 | 144 | |
mbed_official | 580:3c14cb9b87c5 | 145 | |
mbed_official | 580:3c14cb9b87c5 | 146 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 147 | /* finit data */ |
mbed_official | 580:3c14cb9b87c5 | 148 | PROVIDE_HIDDEN (__fini_array_start = .); |
mbed_official | 580:3c14cb9b87c5 | 149 | KEEP(*(SORT(.fini_array.*))) |
mbed_official | 580:3c14cb9b87c5 | 150 | KEEP(*(.fini_array)) |
mbed_official | 580:3c14cb9b87c5 | 151 | PROVIDE_HIDDEN (__fini_array_end = .); |
mbed_official | 580:3c14cb9b87c5 | 152 | |
mbed_official | 580:3c14cb9b87c5 | 153 | KEEP(*(.jcr*)) |
mbed_official | 580:3c14cb9b87c5 | 154 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 155 | /* All data end */ |
mbed_official | 580:3c14cb9b87c5 | 156 | __data_end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 157 | |
mbed_official | 580:3c14cb9b87c5 | 158 | } > RAM |
mbed_official | 580:3c14cb9b87c5 | 159 | |
mbed_official | 580:3c14cb9b87c5 | 160 | .bss : |
mbed_official | 580:3c14cb9b87c5 | 161 | { |
mbed_official | 580:3c14cb9b87c5 | 162 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 163 | __bss_start__ = .; |
mbed_official | 580:3c14cb9b87c5 | 164 | *(.bss*) |
mbed_official | 580:3c14cb9b87c5 | 165 | *(COMMON) |
mbed_official | 580:3c14cb9b87c5 | 166 | . = ALIGN(4); |
mbed_official | 580:3c14cb9b87c5 | 167 | __bss_end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 168 | } > RAM |
mbed_official | 580:3c14cb9b87c5 | 169 | |
mbed_official | 580:3c14cb9b87c5 | 170 | .heap (COPY): |
mbed_official | 580:3c14cb9b87c5 | 171 | { |
mbed_official | 580:3c14cb9b87c5 | 172 | __HeapBase = .; |
mbed_official | 580:3c14cb9b87c5 | 173 | __end__ = .; |
mbed_official | 580:3c14cb9b87c5 | 174 | end = __end__; |
mbed_official | 580:3c14cb9b87c5 | 175 | KEEP(*(.heap*)) |
mbed_official | 580:3c14cb9b87c5 | 176 | __HeapLimit = .; |
mbed_official | 580:3c14cb9b87c5 | 177 | } > RAM |
mbed_official | 580:3c14cb9b87c5 | 178 | |
mbed_official | 580:3c14cb9b87c5 | 179 | /* .stack_dummy section doesn't contains any symbols. It is only |
mbed_official | 580:3c14cb9b87c5 | 180 | * used for linker to calculate size of stack sections, and assign |
mbed_official | 580:3c14cb9b87c5 | 181 | * values to stack symbols later */ |
mbed_official | 580:3c14cb9b87c5 | 182 | .stack_dummy (COPY): |
mbed_official | 580:3c14cb9b87c5 | 183 | { |
mbed_official | 580:3c14cb9b87c5 | 184 | KEEP(*(.stack*)) |
mbed_official | 580:3c14cb9b87c5 | 185 | } > RAM |
mbed_official | 580:3c14cb9b87c5 | 186 | |
mbed_official | 580:3c14cb9b87c5 | 187 | /* Set stack top to end of RAM, and stack limit move down by |
mbed_official | 580:3c14cb9b87c5 | 188 | * size of stack_dummy section */ |
mbed_official | 580:3c14cb9b87c5 | 189 | __StackTop = ORIGIN(RAM) + LENGTH(RAM); |
mbed_official | 580:3c14cb9b87c5 | 190 | __StackLimit = __StackTop - SIZEOF(.stack_dummy); |
mbed_official | 580:3c14cb9b87c5 | 191 | PROVIDE(__stack = __StackTop); |
mbed_official | 580:3c14cb9b87c5 | 192 | |
mbed_official | 580:3c14cb9b87c5 | 193 | /* Check if data + heap + stack exceeds RAM limit */ |
mbed_official | 580:3c14cb9b87c5 | 194 | ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack") |
mbed_official | 580:3c14cb9b87c5 | 195 | } |