/**************************************************************************** * boards/arm/lpc17xx_40xx/lx_cpu/scripts/link-sdram.ld * * Copyright (C) 2013 Gregory Nutt. All rights reserved. * Author: Rommel Marcelo * Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ /* The LPC1788 has 512Kb of FLASH beginning at address 0x0000:0000 and * 96Kb of total SRAM: 64Kb of SRAM in the CPU block beginning at address * 0x10000000 and 32Kb of Peripheral SRAM in two banks, 8Kb at addresses * 0x20000000 bank0 first and 8kb at 0x20002000 at bank0 second. And 16Kb * at 0x20004000 on bank1. * * Here we assume that .data and .bss will all fit into the 64Kb CPU SRAM * address range. */ MEMORY { FLASHBOOT (rx) : ORIGIN = 0x00000000, LENGTH = 0x00007000 KEYVAL (rx) : ORIGIN = 0x00007000, LENGTH = 0x00002000 FLASH (rx) : ORIGIN = 0x00009000, LENGTH = 0x00077000 SRAM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K AHBRAM8_B0A(rwx): ORIGIN = 0x20000000, LENGTH = 8K AHBRAM8_B0B(rwx): ORIGIN = 0x20002000, LENGTH = 8K AHBRAM16(rwx): ORIGIN = 0x20004000, LENGTH = 16K /* External SDRAM - 32MB for LX_CPU */ SDRAM (rwx) : ORIGIN = 0xA0000000, LENGTH = 32M } OUTPUT_ARCH(arm) EXTERN(_vectors) ENTRY(_stext) SECTIONS { .text : { _stext = ABSOLUTE(.); *(.vectors) *(.text .text.*) *(.fixup) *(.gnu.warning) *(.rodata .rodata.*) *(.gnu.linkonce.t.*) *(.glue_7) *(.glue_7t) *(.got) *(.gcc_except_table) *(.gnu.linkonce.r.*) _etext = ABSOLUTE(.); } > SDRAM .init_section : { _sinit = ABSOLUTE(.); *(.init_array .init_array.*) _einit = ABSOLUTE(.); } > SDRAM .ARM.extab : { *(.ARM.extab*) } > SDRAM __exidx_start = ABSOLUTE(.); .ARM.exidx : { *(.ARM.exidx*) } > SDRAM __exidx_end = ABSOLUTE(.); _eronly = ABSOLUTE(.); .data : { _sdata = ABSOLUTE(.); *(.data .data.*) *(.gnu.linkonce.d.*) CONSTRUCTORS . = ALIGN(4); _edata = ABSOLUTE(.); } > SRAM AT > SDRAM .bss : { _sbss = ABSOLUTE(.); *(.bss .bss.*) *(.gnu.linkonce.b.*) *(COMMON) . = ALIGN(4); _ebss = ABSOLUTE(.); } > SRAM /* Stabs debugging sections */ .stab 0 : { *(.stab) } .stabstr 0 : { *(.stabstr) } .stab.excl 0 : { *(.stab.excl) } .stab.exclstr 0 : { *(.stab.exclstr) } .stab.index 0 : { *(.stab.index) } .stab.indexstr 0 : { *(.stab.indexstr) } .comment 0 : { *(.comment) } .debug_abbrev 0 : { *(.debug_abbrev) } .debug_info 0 : { *(.debug_info) } .debug_line 0 : { *(.debug_line) } .debug_pubnames 0 : { *(.debug_pubnames) } .debug_aranges 0 : { *(.debug_aranges) } }