/* * This file is part of the libopencm3 project. * * Copyright (C) 2009 Uwe Hermann * Copyright (C) 2012 Michael Ossmann * Copyright (C) 2012 Benjamin Vernoux * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ /* Generic linker script for LPC43XX targets using libopencm3. */ /* Memory regions must be defined in the ld script which includes this one. */ /* Enforce emmition of the vector table. */ EXTERN (vector_table) /* Define the entry point of the output file. */ ENTRY(reset_handler) /* Define sections. */ SECTIONS { . = ORIGIN(rom); .text : { . = ALIGN(0x400); _text_ram = 0; /* Start of Code in RAM NULL because Copy of Code from ROM to RAM disabled */ *(.vectors) /* Vector table */ *(.text*) /* Program code */ . = ALIGN(4); *(.rodata*) /* Read-only data */ . = ALIGN(4); } >rom /* exception index - required due to libgcc.a issuing /0 exceptions */ __exidx_start = .; .ARM.exidx : { *(.ARM.exidx*) } > rom __exidx_end = .; _etext = .; _etext_ram = 0; /* Start of Code in RAM NULL because Copy of Code from ROM to RAM disabled */ _etext_rom = 0; /* Start of Code in RAM NULL because Copy of Code from ROM to RAM disabled */ . = ORIGIN(ram); .data : { _data = .; *(.data*) /* Read-write initialized data */ . = ALIGN(4); _edata = .; } >ram AT >rom .bss : { *(.bss*) /* Read-write zero initialized data */ *(COMMON) . = ALIGN(4); _ebss = .; } >ram /* exception unwind data - required due to libgcc.a issuing /0 exceptions */ .ARM.extab : { *(.ARM.extab*) } >ram /* * The .eh_frame section appears to be used for C++ exception handling. * You may need to fix this if you're using C++. */ /DISCARD/ : { *(.eh_frame) } /* * Another section used by C++ stuff, appears when using newlib with * 64bit (long long) printf support - discard it for now. */ /DISCARD/ : { *(.ARM.exidx) } end = .; /* Leave room above stack for IAP to run. */ __StackTop = ORIGIN(ram) + LENGTH(ram) - 32; PROVIDE(_stack = __StackTop); }