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

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mbed 2

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

TARGET_LPC546XX/TOOLCHAIN_GCC_ARM/LPC54618J512.ld@153:b484a57bc302, 2017-10-11 (annotated)

Committer:
AnnaBridge
Date:
Wed Oct 11 12:36:33 2017 +0100
Revision:
153:b484a57bc302
Release 153 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 153:b484a57bc302 1 /*
AnnaBridge 153:b484a57bc302 2 ** ###################################################################
AnnaBridge 153:b484a57bc302 3 ** Processors: LPC54618J512
AnnaBridge 153:b484a57bc302 4 **
AnnaBridge 153:b484a57bc302 5 ** Compiler: GNU C Compiler
AnnaBridge 153:b484a57bc302 6 ** Reference manual: LPC54618 Series Reference Manual, Rev. 0 , 06/2017
AnnaBridge 153:b484a57bc302 7 ** Version: rev. 1.0, 2017-6-06
AnnaBridge 153:b484a57bc302 8 ** Build: b161214
AnnaBridge 153:b484a57bc302 9 **
AnnaBridge 153:b484a57bc302 10 ** Abstract:
AnnaBridge 153:b484a57bc302 11 ** Linker file for the GNU C Compiler
AnnaBridge 153:b484a57bc302 12 **
AnnaBridge 153:b484a57bc302 13 ** Copyright 2016 Freescale Semiconductor, Inc.
AnnaBridge 153:b484a57bc302 14 ** Copyright 2016-2017 NXP
AnnaBridge 153:b484a57bc302 15 ** Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 153:b484a57bc302 16 ** are permitted provided that the following conditions are met:
AnnaBridge 153:b484a57bc302 17 **
AnnaBridge 153:b484a57bc302 18 ** 1. Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 153:b484a57bc302 19 ** of conditions and the following disclaimer.
AnnaBridge 153:b484a57bc302 20 **
AnnaBridge 153:b484a57bc302 21 ** 2. Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 153:b484a57bc302 22 ** list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 153:b484a57bc302 23 ** other materials provided with the distribution.
AnnaBridge 153:b484a57bc302 24 **
AnnaBridge 153:b484a57bc302 25 ** 3. Neither the name of the copyright holder nor the names of its
AnnaBridge 153:b484a57bc302 26 ** contributors may be used to endorse or promote products derived from this
AnnaBridge 153:b484a57bc302 27 ** software without specific prior written permission.
AnnaBridge 153:b484a57bc302 28 **
AnnaBridge 153:b484a57bc302 29 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 153:b484a57bc302 30 ** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 153:b484a57bc302 31 ** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 153:b484a57bc302 32 ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 153:b484a57bc302 33 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 153:b484a57bc302 34 ** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 153:b484a57bc302 35 ** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 153:b484a57bc302 36 ** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 153:b484a57bc302 37 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 153:b484a57bc302 38 ** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 153:b484a57bc302 39 **
AnnaBridge 153:b484a57bc302 40 ** http: www.nxp.com
AnnaBridge 153:b484a57bc302 41 ** mail: support@nxp.com
AnnaBridge 153:b484a57bc302 42 **
AnnaBridge 153:b484a57bc302 43 ** ###################################################################
AnnaBridge 153:b484a57bc302 44 */
AnnaBridge 153:b484a57bc302 45
AnnaBridge 153:b484a57bc302 46 /* Entry Point */
AnnaBridge 153:b484a57bc302 47 ENTRY(Reset_Handler)
AnnaBridge 153:b484a57bc302 48
AnnaBridge 153:b484a57bc302 49 __ram_vector_table__ = 1;
AnnaBridge 153:b484a57bc302 50
AnnaBridge 153:b484a57bc302 51 __stack_size__ = 0x8000;
AnnaBridge 153:b484a57bc302 52 __heap_size__ = 0xC000;
AnnaBridge 153:b484a57bc302 53
AnnaBridge 153:b484a57bc302 54 HEAP_SIZE = DEFINED(__heap_size__) ? __heap_size__ : 0x0400;
AnnaBridge 153:b484a57bc302 55 STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0800;
AnnaBridge 153:b484a57bc302 56 M_VECTOR_RAM_SIZE = DEFINED(__ram_vector_table__) ? 0x400 : 0x0;
AnnaBridge 153:b484a57bc302 57
AnnaBridge 153:b484a57bc302 58
AnnaBridge 153:b484a57bc302 59 /* Specify the memory areas */
AnnaBridge 153:b484a57bc302 60 MEMORY
AnnaBridge 153:b484a57bc302 61 {
AnnaBridge 153:b484a57bc302 62 m_interrupts (RX) : ORIGIN = 0x00000000, LENGTH = 0x00000400
AnnaBridge 153:b484a57bc302 63 m_text (RX) : ORIGIN = 0x00000400, LENGTH = 0x0007FC00
AnnaBridge 153:b484a57bc302 64 m_data (RW) : ORIGIN = 0x20000000, LENGTH = 0x00028000
AnnaBridge 153:b484a57bc302 65 m_sramx (RW) : ORIGIN = 0x04000000, LENGTH = 0x00008000
AnnaBridge 153:b484a57bc302 66 m_usb_sram (RW) : ORIGIN = 0x40100000, LENGTH = 0x00002000
AnnaBridge 153:b484a57bc302 67 }
AnnaBridge 153:b484a57bc302 68
AnnaBridge 153:b484a57bc302 69 /* Define output sections */
AnnaBridge 153:b484a57bc302 70 SECTIONS
AnnaBridge 153:b484a57bc302 71 {
AnnaBridge 153:b484a57bc302 72 /* The startup code goes first into internal flash */
AnnaBridge 153:b484a57bc302 73 .interrupts :
AnnaBridge 153:b484a57bc302 74 {
AnnaBridge 153:b484a57bc302 75 __VECTOR_TABLE = .;
AnnaBridge 153:b484a57bc302 76 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 77 KEEP(*(.isr_vector)) /* Startup code */
AnnaBridge 153:b484a57bc302 78 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 79 } > m_interrupts
AnnaBridge 153:b484a57bc302 80
AnnaBridge 153:b484a57bc302 81 /* The program code and other data goes into internal flash */
AnnaBridge 153:b484a57bc302 82 .text :
AnnaBridge 153:b484a57bc302 83 {
AnnaBridge 153:b484a57bc302 84 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 85 *(.text) /* .text sections (code) */
AnnaBridge 153:b484a57bc302 86 *(.text*) /* .text* sections (code) */
AnnaBridge 153:b484a57bc302 87 *(.rodata) /* .rodata sections (constants, strings, etc.) */
AnnaBridge 153:b484a57bc302 88 *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
AnnaBridge 153:b484a57bc302 89 *(.glue_7) /* glue arm to thumb code */
AnnaBridge 153:b484a57bc302 90 *(.glue_7t) /* glue thumb to arm code */
AnnaBridge 153:b484a57bc302 91 *(.eh_frame)
AnnaBridge 153:b484a57bc302 92 KEEP (*(.init))
AnnaBridge 153:b484a57bc302 93 KEEP (*(.fini))
AnnaBridge 153:b484a57bc302 94 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 95 } > m_text
AnnaBridge 153:b484a57bc302 96
AnnaBridge 153:b484a57bc302 97 .ARM.extab :
AnnaBridge 153:b484a57bc302 98 {
AnnaBridge 153:b484a57bc302 99 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 153:b484a57bc302 100 } > m_text
AnnaBridge 153:b484a57bc302 101
AnnaBridge 153:b484a57bc302 102 .ARM :
AnnaBridge 153:b484a57bc302 103 {
AnnaBridge 153:b484a57bc302 104 __exidx_start = .;
AnnaBridge 153:b484a57bc302 105 *(.ARM.exidx*)
AnnaBridge 153:b484a57bc302 106 __exidx_end = .;
AnnaBridge 153:b484a57bc302 107 } > m_text
AnnaBridge 153:b484a57bc302 108
AnnaBridge 153:b484a57bc302 109 .ctors :
AnnaBridge 153:b484a57bc302 110 {
AnnaBridge 153:b484a57bc302 111 __CTOR_LIST__ = .;
AnnaBridge 153:b484a57bc302 112 /* gcc uses crtbegin.o to find the start of
AnnaBridge 153:b484a57bc302 113 the constructors, so we make sure it is
AnnaBridge 153:b484a57bc302 114 first. Because this is a wildcard, it
AnnaBridge 153:b484a57bc302 115 doesn't matter if the user does not
AnnaBridge 153:b484a57bc302 116 actually link against crtbegin.o; the
AnnaBridge 153:b484a57bc302 117 linker won't look for a file to match a
AnnaBridge 153:b484a57bc302 118 wildcard. The wildcard also means that it
AnnaBridge 153:b484a57bc302 119 doesn't matter which directory crtbegin.o
AnnaBridge 153:b484a57bc302 120 is in. */
AnnaBridge 153:b484a57bc302 121 KEEP (*crtbegin.o(.ctors))
AnnaBridge 153:b484a57bc302 122 KEEP (*crtbegin?.o(.ctors))
AnnaBridge 153:b484a57bc302 123 /* We don't want to include the .ctor section from
AnnaBridge 153:b484a57bc302 124 from the crtend.o file until after the sorted ctors.
AnnaBridge 153:b484a57bc302 125 The .ctor section from the crtend file contains the
AnnaBridge 153:b484a57bc302 126 end of ctors marker and it must be last */
AnnaBridge 153:b484a57bc302 127 KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
AnnaBridge 153:b484a57bc302 128 KEEP (*(SORT(.ctors.*)))
AnnaBridge 153:b484a57bc302 129 KEEP (*(.ctors))
AnnaBridge 153:b484a57bc302 130 __CTOR_END__ = .;
AnnaBridge 153:b484a57bc302 131 } > m_text
AnnaBridge 153:b484a57bc302 132
AnnaBridge 153:b484a57bc302 133 .dtors :
AnnaBridge 153:b484a57bc302 134 {
AnnaBridge 153:b484a57bc302 135 __DTOR_LIST__ = .;
AnnaBridge 153:b484a57bc302 136 KEEP (*crtbegin.o(.dtors))
AnnaBridge 153:b484a57bc302 137 KEEP (*crtbegin?.o(.dtors))
AnnaBridge 153:b484a57bc302 138 KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
AnnaBridge 153:b484a57bc302 139 KEEP (*(SORT(.dtors.*)))
AnnaBridge 153:b484a57bc302 140 KEEP (*(.dtors))
AnnaBridge 153:b484a57bc302 141 __DTOR_END__ = .;
AnnaBridge 153:b484a57bc302 142 } > m_text
AnnaBridge 153:b484a57bc302 143
AnnaBridge 153:b484a57bc302 144 .preinit_array :
AnnaBridge 153:b484a57bc302 145 {
AnnaBridge 153:b484a57bc302 146 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 153:b484a57bc302 147 KEEP (*(.preinit_array*))
AnnaBridge 153:b484a57bc302 148 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 153:b484a57bc302 149 } > m_text
AnnaBridge 153:b484a57bc302 150
AnnaBridge 153:b484a57bc302 151 .init_array :
AnnaBridge 153:b484a57bc302 152 {
AnnaBridge 153:b484a57bc302 153 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 153:b484a57bc302 154 KEEP (*(SORT(.init_array.*)))
AnnaBridge 153:b484a57bc302 155 KEEP (*(.init_array*))
AnnaBridge 153:b484a57bc302 156 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 153:b484a57bc302 157 } > m_text
AnnaBridge 153:b484a57bc302 158
AnnaBridge 153:b484a57bc302 159 .fini_array :
AnnaBridge 153:b484a57bc302 160 {
AnnaBridge 153:b484a57bc302 161 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 153:b484a57bc302 162 KEEP (*(SORT(.fini_array.*)))
AnnaBridge 153:b484a57bc302 163 KEEP (*(.fini_array*))
AnnaBridge 153:b484a57bc302 164 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 153:b484a57bc302 165 } > m_text
AnnaBridge 153:b484a57bc302 166
AnnaBridge 153:b484a57bc302 167 __etext = .; /* define a global symbol at end of code */
AnnaBridge 153:b484a57bc302 168 __DATA_ROM = .; /* Symbol is used by startup for data initialization */
AnnaBridge 153:b484a57bc302 169
AnnaBridge 153:b484a57bc302 170 .interrupts_ram :
AnnaBridge 153:b484a57bc302 171 {
AnnaBridge 153:b484a57bc302 172 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 173 __VECTOR_RAM__ = .;
AnnaBridge 153:b484a57bc302 174 __interrupts_ram_start__ = .; /* Create a global symbol at data start */
AnnaBridge 153:b484a57bc302 175 *(.m_interrupts_ram) /* This is a user defined section */
AnnaBridge 153:b484a57bc302 176 . += M_VECTOR_RAM_SIZE;
AnnaBridge 153:b484a57bc302 177 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 178 __interrupts_ram_end__ = .; /* Define a global symbol at data end */
AnnaBridge 153:b484a57bc302 179 } > m_data
AnnaBridge 153:b484a57bc302 180
AnnaBridge 153:b484a57bc302 181 __VECTOR_RAM = DEFINED(__ram_vector_table__) ? __VECTOR_RAM__ : ORIGIN(m_interrupts);
AnnaBridge 153:b484a57bc302 182 __RAM_VECTOR_TABLE_SIZE_BYTES = DEFINED(__ram_vector_table__) ? (__interrupts_ram_end__ - __interrupts_ram_start__) : 0x0;
AnnaBridge 153:b484a57bc302 183
AnnaBridge 153:b484a57bc302 184 .data : AT(__DATA_ROM)
AnnaBridge 153:b484a57bc302 185 {
AnnaBridge 153:b484a57bc302 186 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 187 __DATA_RAM = .;
AnnaBridge 153:b484a57bc302 188 __data_start__ = .; /* create a global symbol at data start */
AnnaBridge 153:b484a57bc302 189 *(.ramfunc*) /* for functions in ram */
AnnaBridge 153:b484a57bc302 190 *(.data) /* .data sections */
AnnaBridge 153:b484a57bc302 191 *(.data*) /* .data* sections */
AnnaBridge 153:b484a57bc302 192 KEEP(*(.jcr*))
AnnaBridge 153:b484a57bc302 193 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 194 __data_end__ = .; /* define a global symbol at data end */
AnnaBridge 153:b484a57bc302 195 } > m_data
AnnaBridge 153:b484a57bc302 196
AnnaBridge 153:b484a57bc302 197 __DATA_END = __DATA_ROM + (__data_end__ - __data_start__);
AnnaBridge 153:b484a57bc302 198 text_end = ORIGIN(m_text) + LENGTH(m_text);
AnnaBridge 153:b484a57bc302 199 ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
AnnaBridge 153:b484a57bc302 200
AnnaBridge 153:b484a57bc302 201 /* Uninitialized data section */
AnnaBridge 153:b484a57bc302 202 .bss :
AnnaBridge 153:b484a57bc302 203 {
AnnaBridge 153:b484a57bc302 204 /* This is used by the startup in order to initialize the .bss section */
AnnaBridge 153:b484a57bc302 205 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 206 __START_BSS = .;
AnnaBridge 153:b484a57bc302 207 __bss_start__ = .;
AnnaBridge 153:b484a57bc302 208 *(.bss)
AnnaBridge 153:b484a57bc302 209 *(.bss*)
AnnaBridge 153:b484a57bc302 210 *(COMMON)
AnnaBridge 153:b484a57bc302 211 . = ALIGN(4);
AnnaBridge 153:b484a57bc302 212 __bss_end__ = .;
AnnaBridge 153:b484a57bc302 213 __END_BSS = .;
AnnaBridge 153:b484a57bc302 214 } > m_data
AnnaBridge 153:b484a57bc302 215
AnnaBridge 153:b484a57bc302 216 .heap :
AnnaBridge 153:b484a57bc302 217 {
AnnaBridge 153:b484a57bc302 218 . = ALIGN(8);
AnnaBridge 153:b484a57bc302 219 __end__ = .;
AnnaBridge 153:b484a57bc302 220 PROVIDE(end = .);
AnnaBridge 153:b484a57bc302 221 __HeapBase = .;
AnnaBridge 153:b484a57bc302 222 . += HEAP_SIZE;
AnnaBridge 153:b484a57bc302 223 __HeapLimit = .;
AnnaBridge 153:b484a57bc302 224 __heap_limit = .; /* Add for _sbrk */
AnnaBridge 153:b484a57bc302 225 } > m_data
AnnaBridge 153:b484a57bc302 226
AnnaBridge 153:b484a57bc302 227 .stack :
AnnaBridge 153:b484a57bc302 228 {
AnnaBridge 153:b484a57bc302 229 . = ALIGN(8);
AnnaBridge 153:b484a57bc302 230 . += STACK_SIZE;
AnnaBridge 153:b484a57bc302 231 } > m_data
AnnaBridge 153:b484a57bc302 232
AnnaBridge 153:b484a57bc302 233 m_usb_bdt (NOLOAD) :
AnnaBridge 153:b484a57bc302 234 {
AnnaBridge 153:b484a57bc302 235 . = ALIGN(512);
AnnaBridge 153:b484a57bc302 236 *(m_usb_bdt)
AnnaBridge 153:b484a57bc302 237 } > m_usb_sram
AnnaBridge 153:b484a57bc302 238
AnnaBridge 153:b484a57bc302 239 m_usb_global (NOLOAD) :
AnnaBridge 153:b484a57bc302 240 {
AnnaBridge 153:b484a57bc302 241 *(m_usb_global)
AnnaBridge 153:b484a57bc302 242 } > m_usb_sram
AnnaBridge 153:b484a57bc302 243
AnnaBridge 153:b484a57bc302 244 /* Initializes stack on the end of block */
AnnaBridge 153:b484a57bc302 245 __StackTop = ORIGIN(m_data) + LENGTH(m_data);
AnnaBridge 153:b484a57bc302 246 __StackLimit = __StackTop - STACK_SIZE;
AnnaBridge 153:b484a57bc302 247 PROVIDE(__stack = __StackTop);
AnnaBridge 153:b484a57bc302 248
AnnaBridge 153:b484a57bc302 249 .ARM.attributes 0 : { *(.ARM.attributes) }
AnnaBridge 153:b484a57bc302 250
AnnaBridge 153:b484a57bc302 251 ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
AnnaBridge 153:b484a57bc302 252 }
AnnaBridge 153:b484a57bc302 253