/* ** ################################################################### ** Processors: LPC54607J256BD208 ** LPC54607J256ET180 ** ** Compiler: GNU C Compiler ** Reference manual: LPC546xx User manual Rev.1.9 5 June 2017 ** Version: rev. 1.2, 2017-06-08 ** Build: b190922 ** ** Abstract: ** Linker file for the GNU C Compiler ** ** Copyright 2016 Freescale Semiconductor, Inc. ** Copyright 2016-2019 NXP ** All rights reserved. ** ** SPDX-License-Identifier: BSD-3-Clause ** ** http: www.nxp.com ** mail: support@nxp.com ** ** ################################################################### */ /* Entry Point */ ENTRY(Reset_Handler) HEAP_SIZE = DEFINED(__heap_size__) ? __heap_size__ : 0x0400; STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0800; /* Specify the memory areas */ MEMORY { m_interrupts (RX) : ORIGIN = 0x20000000, LENGTH = 0x00000400 m_text (RX) : ORIGIN = 0x20000400, LENGTH = 0x00011C00 m_data (RW) : ORIGIN = 0x20012000, LENGTH = 0x00006000 m_sramx (RW) : ORIGIN = 0x04000000, LENGTH = 0x00008000 m_usb_sram (RW) : ORIGIN = 0x40100000, LENGTH = 0x00002000 } /* Define output sections */ SECTIONS { /* The startup code goes first into internal flash */ .interrupts : { . = ALIGN(4); KEEP(*(.isr_vector)) /* Startup code */ . = ALIGN(4); } > m_interrupts /* The program code and other data goes into internal flash */ .text : { . = ALIGN(4); *(.text) /* .text sections (code) */ *(.text*) /* .text* sections (code) */ *(.rodata) /* .rodata sections (constants, strings, etc.) */ *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ *(.glue_7) /* glue arm to thumb code */ *(.glue_7t) /* glue thumb to arm code */ *(.eh_frame) KEEP (*(.init)) KEEP (*(.fini)) . = ALIGN(4); } > m_text .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } > m_text .ARM : { __exidx_start = .; *(.ARM.exidx*) __exidx_end = .; } > m_text .ctors : { __CTOR_LIST__ = .; /* gcc uses crtbegin.o to find the start of the constructors, so we make sure it is first. Because this is a wildcard, it doesn't matter if the user does not actually link against crtbegin.o; the linker won't look for a file to match a wildcard. The wildcard also means that it doesn't matter which directory crtbegin.o is in. */ KEEP (*crtbegin.o(.ctors)) KEEP (*crtbegin?.o(.ctors)) /* We don't want to include the .ctor section from from the crtend.o file until after the sorted ctors. The .ctor section from the crtend file contains the end of ctors marker and it must be last */ KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)) KEEP (*(SORT(.ctors.*))) KEEP (*(.ctors)) __CTOR_END__ = .; } > m_text .dtors : { __DTOR_LIST__ = .; KEEP (*crtbegin.o(.dtors)) KEEP (*crtbegin?.o(.dtors)) KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)) KEEP (*(SORT(.dtors.*))) KEEP (*(.dtors)) __DTOR_END__ = .; } > m_text .preinit_array : { PROVIDE_HIDDEN (__preinit_array_start = .); KEEP (*(.preinit_array*)) PROVIDE_HIDDEN (__preinit_array_end = .); } > m_text .init_array : { PROVIDE_HIDDEN (__init_array_start = .); KEEP (*(SORT(.init_array.*))) KEEP (*(.init_array*)) PROVIDE_HIDDEN (__init_array_end = .); } > m_text .fini_array : { PROVIDE_HIDDEN (__fini_array_start = .); KEEP (*(SORT(.fini_array.*))) KEEP (*(.fini_array*)) PROVIDE_HIDDEN (__fini_array_end = .); } > m_text __etext = .; /* define a global symbol at end of code */ __DATA_ROM = .; /* Symbol is used by startup for data initialization */ .data : AT(__DATA_ROM) { . = ALIGN(4); __DATA_RAM = .; __data_start__ = .; /* create a global symbol at data start */ *(.ramfunc*) /* for functions in ram */ *(.data) /* .data sections */ *(.data*) /* .data* sections */ KEEP(*(.jcr*)) . = ALIGN(4); __data_end__ = .; /* define a global symbol at data end */ } > m_data __DATA_END = __DATA_ROM + (__data_end__ - __data_start__); text_end = ORIGIN(m_text) + LENGTH(m_text); ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data") /* Uninitialized data section */ .bss : { /* This is used by the startup in order to initialize the .bss section */ . = ALIGN(4); __START_BSS = .; __bss_start__ = .; *(.bss) *(.bss*) *(COMMON) . = ALIGN(4); __bss_end__ = .; __END_BSS = .; } > m_data .heap : { . = ALIGN(8); __end__ = .; PROVIDE(end = .); __HeapBase = .; . += HEAP_SIZE; __HeapLimit = .; __heap_limit = .; /* Add for _sbrk */ } > m_data .stack : { . = ALIGN(8); . += STACK_SIZE; } > m_data m_usb_bdt (NOLOAD) : { . = ALIGN(512); *(m_usb_bdt) } > m_usb_sram m_usb_global (NOLOAD) : { *(m_usb_global) } > m_usb_sram /* Initializes stack on the end of block */ __StackTop = ORIGIN(m_data) + LENGTH(m_data); __StackLimit = __StackTop - STACK_SIZE; PROVIDE(__stack = __StackTop); .ARM.attributes 0 : { *(.ARM.attributes) } ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap") }