mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_RBLAB_BLENANO2/TOOLCHAIN_GCC_ARM/NRF52832.ld@160:5571c4ff569f, 2018-01-17 (annotated)

Committer:
Anna Bridge
Date:
Wed Jan 17 16:13:02 2018 +0000
Revision:
160:5571c4ff569f
Parent:
158:1c57384330a6 
mbed library. Release version 158

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 158:1c57384330a6 1 /*
AnnaBridge 158:1c57384330a6 2 * Copyright (c) 2015 ARM Limited
AnnaBridge 158:1c57384330a6 3 *
AnnaBridge 158:1c57384330a6 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 158:1c57384330a6 5 * you may not use this file except in compliance with the License.
AnnaBridge 158:1c57384330a6 6 * You may obtain a copy of the License at
AnnaBridge 158:1c57384330a6 7 *
AnnaBridge 158:1c57384330a6 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 158:1c57384330a6 9 *
AnnaBridge 158:1c57384330a6 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 158:1c57384330a6 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 158:1c57384330a6 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 158:1c57384330a6 13 * See the License for the specific language governing permissions and
AnnaBridge 158:1c57384330a6 14 * limitations under the License.
AnnaBridge 158:1c57384330a6 15 */
AnnaBridge 158:1c57384330a6 16
AnnaBridge 158:1c57384330a6 17 /* Linker script to configure memory regions. */
AnnaBridge 158:1c57384330a6 18
AnnaBridge 158:1c57384330a6 19 MEMORY
AnnaBridge 158:1c57384330a6 20 {
AnnaBridge 158:1c57384330a6 21 FLASH (rx) : ORIGIN = 0x1C000, LENGTH = 0x64000
AnnaBridge 158:1c57384330a6 22 RAM (rwx) : ORIGIN = 0x20002ef8, LENGTH = 0xd108
AnnaBridge 158:1c57384330a6 23 }
AnnaBridge 158:1c57384330a6 24
AnnaBridge 158:1c57384330a6 25
AnnaBridge 158:1c57384330a6 26 OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
AnnaBridge 158:1c57384330a6 27
AnnaBridge 158:1c57384330a6 28 /* Linker script to place sections and symbol values. Should be used together
AnnaBridge 158:1c57384330a6 29 * with the other linker script that defines memory regions FLASH and RAM.
AnnaBridge 158:1c57384330a6 30 * It references the following symbols that must be defined in code:
AnnaBridge 158:1c57384330a6 31 * Reset_Handler : Entry of reset handler
AnnaBridge 158:1c57384330a6 32 *
AnnaBridge 158:1c57384330a6 33 * It defines the following symbols that the code can use without definition:
AnnaBridge 158:1c57384330a6 34 * __exidx_start
AnnaBridge 158:1c57384330a6 35 * __exidx_end
AnnaBridge 158:1c57384330a6 36 * __etext
AnnaBridge 158:1c57384330a6 37 * __data_start__
AnnaBridge 158:1c57384330a6 38 * __preinit_array_start
AnnaBridge 158:1c57384330a6 39 * __preinit_array_end
AnnaBridge 158:1c57384330a6 40 * __init_array_start
AnnaBridge 158:1c57384330a6 41 * __init_array_end
AnnaBridge 158:1c57384330a6 42 * __fini_array_start
AnnaBridge 158:1c57384330a6 43 * __fini_array_end
AnnaBridge 158:1c57384330a6 44 * __data_end__
AnnaBridge 158:1c57384330a6 45 * __bss_start__
AnnaBridge 158:1c57384330a6 46 * __bss_end__
AnnaBridge 158:1c57384330a6 47 * __end__
AnnaBridge 158:1c57384330a6 48 * end
AnnaBridge 158:1c57384330a6 49 * __HeapLimit
AnnaBridge 158:1c57384330a6 50 * __StackLimit
AnnaBridge 158:1c57384330a6 51 * __StackTop
AnnaBridge 158:1c57384330a6 52 * __stack
AnnaBridge 158:1c57384330a6 53 */
AnnaBridge 158:1c57384330a6 54 ENTRY(Reset_Handler)
AnnaBridge 158:1c57384330a6 55
AnnaBridge 158:1c57384330a6 56
AnnaBridge 158:1c57384330a6 57 SECTIONS
AnnaBridge 158:1c57384330a6 58 {
AnnaBridge 158:1c57384330a6 59 .text :
AnnaBridge 158:1c57384330a6 60 {
AnnaBridge 158:1c57384330a6 61 KEEP(*(.Vectors))
AnnaBridge 158:1c57384330a6 62 *(.text*)
AnnaBridge 158:1c57384330a6 63
AnnaBridge 158:1c57384330a6 64 KEEP(*(.init))
AnnaBridge 158:1c57384330a6 65 KEEP(*(.fini))
AnnaBridge 158:1c57384330a6 66
AnnaBridge 158:1c57384330a6 67 /* .ctors */
AnnaBridge 158:1c57384330a6 68 *crtbegin.o(.ctors)
AnnaBridge 158:1c57384330a6 69 *crtbegin?.o(.ctors)
AnnaBridge 158:1c57384330a6 70 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
AnnaBridge 158:1c57384330a6 71 *(SORT(.ctors.*))
AnnaBridge 158:1c57384330a6 72 *(.ctors)
AnnaBridge 158:1c57384330a6 73
AnnaBridge 158:1c57384330a6 74 /* .dtors */
AnnaBridge 158:1c57384330a6 75 *crtbegin.o(.dtors)
AnnaBridge 158:1c57384330a6 76 *crtbegin?.o(.dtors)
AnnaBridge 158:1c57384330a6 77 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
AnnaBridge 158:1c57384330a6 78 *(SORT(.dtors.*))
AnnaBridge 158:1c57384330a6 79 *(.dtors)
AnnaBridge 158:1c57384330a6 80
AnnaBridge 158:1c57384330a6 81 *(.rodata*)
AnnaBridge 158:1c57384330a6 82
AnnaBridge 158:1c57384330a6 83 KEEP(*(.eh_frame*))
AnnaBridge 158:1c57384330a6 84 } > FLASH
AnnaBridge 158:1c57384330a6 85
AnnaBridge 158:1c57384330a6 86 .ARM.extab :
AnnaBridge 158:1c57384330a6 87 {
AnnaBridge 158:1c57384330a6 88 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 158:1c57384330a6 89 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 90 } > FLASH
AnnaBridge 158:1c57384330a6 91
AnnaBridge 158:1c57384330a6 92 __exidx_start = .;
AnnaBridge 158:1c57384330a6 93 .ARM.exidx :
AnnaBridge 158:1c57384330a6 94 {
AnnaBridge 158:1c57384330a6 95 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
AnnaBridge 158:1c57384330a6 96 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 97 } > FLASH
AnnaBridge 158:1c57384330a6 98 __exidx_end = .;
AnnaBridge 158:1c57384330a6 99
AnnaBridge 158:1c57384330a6 100 __etext = .;
AnnaBridge 158:1c57384330a6 101
AnnaBridge 158:1c57384330a6 102 .data : AT (__etext)
AnnaBridge 158:1c57384330a6 103 {
AnnaBridge 158:1c57384330a6 104 __data_start__ = .;
AnnaBridge 158:1c57384330a6 105 *(vtable)
AnnaBridge 158:1c57384330a6 106 *(.data*)
AnnaBridge 158:1c57384330a6 107
AnnaBridge 158:1c57384330a6 108 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 109 /* preinit data */
AnnaBridge 158:1c57384330a6 110 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 158:1c57384330a6 111 KEEP(*(.preinit_array))
AnnaBridge 158:1c57384330a6 112 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 158:1c57384330a6 113
AnnaBridge 158:1c57384330a6 114 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 115 /* init data */
AnnaBridge 158:1c57384330a6 116 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 158:1c57384330a6 117 KEEP(*(SORT(.init_array.*)))
AnnaBridge 158:1c57384330a6 118 KEEP(*(.init_array))
AnnaBridge 158:1c57384330a6 119 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 158:1c57384330a6 120
AnnaBridge 158:1c57384330a6 121
AnnaBridge 158:1c57384330a6 122 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 123 /* finit data */
AnnaBridge 158:1c57384330a6 124 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 158:1c57384330a6 125 KEEP(*(SORT(.fini_array.*)))
AnnaBridge 158:1c57384330a6 126 KEEP(*(.fini_array))
AnnaBridge 158:1c57384330a6 127 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 158:1c57384330a6 128
AnnaBridge 158:1c57384330a6 129 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 130 PROVIDE(__start_fs_data = .);
AnnaBridge 158:1c57384330a6 131 KEEP(*(.fs_data))
AnnaBridge 158:1c57384330a6 132 PROVIDE(__stop_fs_data = .);
AnnaBridge 158:1c57384330a6 133
AnnaBridge 158:1c57384330a6 134 *(.jcr)
AnnaBridge 158:1c57384330a6 135 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 136 /* All data end */
AnnaBridge 158:1c57384330a6 137 __data_end__ = .;
AnnaBridge 158:1c57384330a6 138
AnnaBridge 158:1c57384330a6 139 } > RAM
AnnaBridge 158:1c57384330a6 140
AnnaBridge 158:1c57384330a6 141 __edata = .;
AnnaBridge 158:1c57384330a6 142
AnnaBridge 158:1c57384330a6 143 .noinit :
AnnaBridge 158:1c57384330a6 144 {
AnnaBridge 158:1c57384330a6 145 PROVIDE(__start_noinit = .);
AnnaBridge 158:1c57384330a6 146 KEEP(*(.noinit))
AnnaBridge 158:1c57384330a6 147 PROVIDE(__stop_noinit = .);
AnnaBridge 158:1c57384330a6 148 } > RAM
AnnaBridge 158:1c57384330a6 149
AnnaBridge 158:1c57384330a6 150 .bss :
AnnaBridge 158:1c57384330a6 151 {
AnnaBridge 158:1c57384330a6 152 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 153 __bss_start__ = .;
AnnaBridge 158:1c57384330a6 154 *(.bss*)
AnnaBridge 158:1c57384330a6 155 *(COMMON)
AnnaBridge 158:1c57384330a6 156 . = ALIGN(4);
AnnaBridge 158:1c57384330a6 157 __bss_end__ = .;
AnnaBridge 158:1c57384330a6 158 } > RAM
AnnaBridge 158:1c57384330a6 159
AnnaBridge 158:1c57384330a6 160 .heap (NOLOAD):
AnnaBridge 158:1c57384330a6 161 {
AnnaBridge 158:1c57384330a6 162 __end__ = .;
AnnaBridge 158:1c57384330a6 163 end = __end__;
AnnaBridge 158:1c57384330a6 164 *(.heap*);
AnnaBridge 158:1c57384330a6 165
AnnaBridge 158:1c57384330a6 166 /* Expand the heap to reach the stack boundary. */
AnnaBridge 158:1c57384330a6 167 ASSERT(. <= (ORIGIN(RAM) + LENGTH(RAM) - 0x800), "heap region overflowed into stack");
AnnaBridge 158:1c57384330a6 168 . += (ORIGIN(RAM) + LENGTH(RAM) - 0x800) - .;
AnnaBridge 158:1c57384330a6 169 } > RAM
AnnaBridge 158:1c57384330a6 170 PROVIDE(__heap_start = ADDR(.heap));
AnnaBridge 158:1c57384330a6 171 PROVIDE(__heap_size = SIZEOF(.heap));
AnnaBridge 158:1c57384330a6 172 PROVIDE(__mbed_sbrk_start = ADDR(.heap));
AnnaBridge 158:1c57384330a6 173 PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
AnnaBridge 158:1c57384330a6 174
AnnaBridge 158:1c57384330a6 175 /* .stack_dummy section does not contain any symbols. It is only
AnnaBridge 158:1c57384330a6 176 * used for the linker script to calculate the size of stack sections
AnnaBridge 158:1c57384330a6 177 * and assign values to stack symbols later. */
AnnaBridge 158:1c57384330a6 178 .stack (NOLOAD):
AnnaBridge 158:1c57384330a6 179 {
AnnaBridge 158:1c57384330a6 180 __StackLimit = .;
AnnaBridge 158:1c57384330a6 181 *(.stack*)
AnnaBridge 158:1c57384330a6 182 . += (ORIGIN(RAM) + LENGTH(RAM) - .);
AnnaBridge 158:1c57384330a6 183 } > RAM
AnnaBridge 158:1c57384330a6 184
AnnaBridge 158:1c57384330a6 185 /* Set the stack top to the end of RAM and move down the stack limit by
AnnaBridge 158:1c57384330a6 186 * the size of the stack_dummy section. */
AnnaBridge 158:1c57384330a6 187 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
AnnaBridge 158:1c57384330a6 188 __StackLimit = __StackTop - SIZEOF(.stack);
AnnaBridge 158:1c57384330a6 189 PROVIDE(__stack = __StackTop);
AnnaBridge 158:1c57384330a6 190 }