incubator-nuttx/boards/arm/nrf52/common/scripts/flash_config.ld

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/****************************************************************************
* boards/arm/nrf52/common/scripts/flash_config.ld
*
* SPDX-License-Identifier: Apache-2.0
*
* 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.
*
****************************************************************************/
#include <nuttx/config.h>
#define FLASH_START_ADDR 0x00000000
#define RAM_START_ADDR 0x20000000
#ifdef CONFIG_NRF52_APP_FORMAT_MCUBOOT
# define MCUBOOT_HEADER_SIZE CONFIG_NRF52_MCUBOOT_HEADER_SIZE
# ifdef CONFIG_BOARDCTL_BOOT_IMAGE
# define FLASH_OFFSET 0
# define FLASH_IMG_SIZE CONFIG_NRF52_OTA_PRIMARY_SLOT_OFFSET
# else
# define FLASH_OFFSET (CONFIG_NRF52_OTA_PRIMARY_SLOT_OFFSET + MCUBOOT_HEADER_SIZE)
# define FLASH_IMG_SIZE (CONFIG_NRF52_OTA_SLOT_SIZE - MCUBOOT_HEADER_SIZE)
# endif
#else
# define FLASH_OFFSET 0
# define FLASH_IMG_SIZE CONFIG_NRF52_MEM_FLASH_SIZE
#endif
MEMORY
{
progmem (rx) : ORIGIN = FLASH_START_ADDR + FLASH_OFFSET,
LENGTH = FLASH_IMG_SIZE
datamem (rwx) : ORIGIN = RAM_START_ADDR,
LENGTH = CONFIG_NRF52_MEM_RAM_SIZE
}
OUTPUT_ARCH(arm)
ENTRY(__start) /* Treat __start as the anchor for dead code stripping */
EXTERN(_vectors) /* Force the vectors to be included in the output */
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(.);
} > progmem
.init_section :
{
_sinit = ABSOLUTE(.);
KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
KEEP(*(.init_array EXCLUDE_FILE(*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o) .ctors))
_einit = ABSOLUTE(.);
} > progmem
.ARM.extab :
{
*(.ARM.extab*)
} > progmem
__exidx_start = ABSOLUTE(.);
.ARM.exidx :
{
*(.ARM.exidx*)
} > progmem
__exidx_end = ABSOLUTE(.);
_eronly = ABSOLUTE(.);
.data :
{
_sdata = ABSOLUTE(.);
*(.data .data.*)
*(.gnu.linkonce.d.*)
CONSTRUCTORS
. = ALIGN(4);
_edata = ABSOLUTE(.);
} > datamem AT > progmem
/* BSS */
.bss :
{
_sbss = ABSOLUTE(.);
*(.bss .bss.*)
*(.gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(4);
_ebss = ABSOLUTE(.);
} > datamem
/* 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) }
}