nuttx/boards/arm/samv7/common/scripts/flat-template.ld
Gerson Fernando Budke b5868aed6f boards/arm/samv7: Introduce common folder
This introduce common folder structre and rework scripts & tools
files. The linker scripts were reorganized to use best the current
infrastructure which uses a template to create a final samv7.ld
file based in the current SoC memories and bootloader definitions.

Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
2021-12-16 06:56:42 -03:00

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/****************************************************************************
* boards/arm/samv7/common/scripts/flat-template.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.
*
****************************************************************************/
#include <nuttx/config.h>
#define FLASH_START_ADDR 0x00400000
#ifdef CONFIG_ARMV7M_DTCM
# define SRAM_START_ADDR 0x20000000
#else
# define SRAM_START_ADDR 0x20400000
#endif
#ifdef CONFIG_SAMV7_FORMAT_MCUBOOT
# define MCUBOOT_HEADER_SIZE CONFIG_SAMV7_MCUBOOT_HEADER_SIZE
# ifdef CONFIG_BOARDCTL_BOOT_IMAGE
# define FLASH_OFFSET 0
# define FLASH_IMG_SIZE CONFIG_SAMV7_OTA_PRIMARY_SLOT_OFFSET
# else
# define FLASH_OFFSET (CONFIG_SAMV7_OTA_PRIMARY_SLOT_OFFSET + MCUBOOT_HEADER_SIZE)
# define FLASH_IMG_SIZE (CONFIG_SAMV7_OTA_SLOT_SIZE - MCUBOOT_HEADER_SIZE)
# endif
#else
# define FLASH_OFFSET 0
# define FLASH_IMG_SIZE CONFIG_ARCH_CHIP_SAMV7_MEM_FLASH
#endif
MEMORY
{
flash (rx) : ORIGIN = FLASH_START_ADDR + FLASH_OFFSET, LENGTH = FLASH_IMG_SIZE
sram (rwx) : ORIGIN = SRAM_START_ADDR, LENGTH = CONFIG_ARCH_CHIP_SAMV7_MEM_RAM
}
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(.);
} > flash
.init_section : {
_sinit = ABSOLUTE(.);
*(.init_array .init_array.*)
_einit = ABSOLUTE(.);
} > flash
.ARM.extab : {
*(.ARM.extab*)
} > flash
__exidx_start = ABSOLUTE(.);
.ARM.exidx : {
*(.ARM.exidx*)
} > flash
__exidx_end = ABSOLUTE(.);
_eronly = ABSOLUTE(.);
.data : {
_sdata = ABSOLUTE(.);
*(.data .data.*)
*(.gnu.linkonce.d.*)
CONSTRUCTORS
. = ALIGN(4);
_edata = ABSOLUTE(.);
} > sram AT > flash
.ramfunc ALIGN(4): {
_sramfuncs = ABSOLUTE(.);
*(.ramfunc .ramfunc.*)
_eramfuncs = ABSOLUTE(.);
} > sram AT > flash
_framfuncs = LOADADDR(.ramfunc);
.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) }
}