/**************************************************************************** * boards/arm/sama5/sama5d3x-ek/scripts/nor-isram.ld * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /* The SAMA5D3x-EK has 128MB of NOR flash at CS0 (0x1000:0000). In this * configuration, the .text and a copy of the .data section will be loaded * into NOR flash. NuttX .data, .bss, the IDLE stack, and the primary * heap will be allocated in SRAM. The SAMA5D3 has 128 KB of ISRAM beginning * at virtual address 0x0030:0000. * * Vectors in low memory are assumed to reside at the beginning of NOR flash * 16KB of ISRAM is reserved at the beginning of ISRAM for the page table. */ MEMORY { norflash (W!RX) : ORIGIN = 0x10000000, LENGTH = 128M isram (WRX) : ORIGIN = 0x00304000, LENGTH = 128K - 16K } ENTRY(entry) 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.*) *(.ARM.extab*) *(.gnu.linkonce.armextab.*) _etext = ABSOLUTE(.); } > norflash .init_section : { _sinit = ABSOLUTE(.); KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) KEEP(*(.init_array .ctors)) _einit = ABSOLUTE(.); } > norflash .ARM.extab : { *(.ARM.extab*) } > norflash /* .ARM.exidx is sorted, so has to go in its own output section. */ .ARM.exidx : { __exidx_start = ABSOLUTE(.); *(.ARM.exidx* .gnu.linkonce.armexidx.*) __exidx_end = ABSOLUTE(.); } > norflash .data : { _sdata = ABSOLUTE(.); *(.data .data.*) *(.gnu.linkonce.d.*) CONSTRUCTORS . = ALIGN(4); _edata = ABSOLUTE(.); } > isram AT > norflash _eronly = LOADADDR(.data); .bss : { _sbss = ABSOLUTE(.); *(.bss .bss.*) *(.gnu.linkonce.b.*) *(COMMON) . = ALIGN(4); _ebss = ABSOLUTE(.); } > isram .ramfunc ALIGN(4): { _sramfuncs = ABSOLUTE(.); *(.ramfunc .ramfunc.*) _eramfuncs = ABSOLUTE(.); } > isram AT > norflash _framfuncs = LOADADDR(.ramfunc); /* Uninitialized data */ .noinit : { _snoinit = ABSOLUTE(.); *(.noinit*) _enoinit = ABSOLUTE(.); } > isram /* 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) } }