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/* | ||
***************************************************************************** | ||
** | ||
** File : stm32f4_flash.ld | ||
** | ||
** Abstract : Linker script for STM32F407VG Device with | ||
** 1024KByte FLASH, 192KByte RAM | ||
** | ||
** Set heap size, stack size and stack location according | ||
** to application requirements. | ||
** | ||
** Set memory bank area and size if external memory is used. | ||
** | ||
** Target : STMicroelectronics STM32 | ||
** | ||
** Environment : Atollic TrueSTUDIO(R) | ||
** | ||
** Distribution: The file is distributed "as is," without any warranty | ||
** of any kind. | ||
** | ||
** (c)Copyright Atollic AB. | ||
** You may use this file as-is or modify it according to the needs of your | ||
** project. Distribution of this file (unmodified or modified) is not | ||
** permitted. Atollic AB permit registered Atollic TrueSTUDIO(R) users the | ||
** rights to distribute the assembled, compiled & linked contents of this | ||
** file as part of an application binary file, provided that it is built | ||
** using the Atollic TrueSTUDIO(R) toolchain. | ||
** | ||
***************************************************************************** | ||
*/ | ||
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/* Entry Point */ | ||
ENTRY(Reset_Handler) | ||
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/* Highest address of the user mode stack */ | ||
enter_bootloader_mode = 0x2001FFFC; | ||
_estack = 0x2001FFFC; /* end of 128K RAM on AHB bus*/ | ||
_app_start = 0x08004000; /* Reserve Sector 0(16K) for bootloader */ | ||
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/* Generate a link error if heap and stack don't fit into RAM */ | ||
_Min_Heap_Size = 0; /* required amount of heap */ | ||
_Min_Stack_Size = 0x400; /* required amount of stack */ | ||
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/* Specify the memory areas */ | ||
MEMORY | ||
{ | ||
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024K | ||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 256K | ||
RAM2 (xrw) : ORIGIN = 0x20040000, LENGTH = 64K | ||
MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K | ||
} | ||
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/* Define output sections */ | ||
SECTIONS | ||
{ | ||
/* The startup code goes first into FLASH */ | ||
.isr_vector : | ||
{ | ||
. = ALIGN(4); | ||
KEEP(*(.isr_vector)) /* Startup code */ | ||
. = ALIGN(4); | ||
} >FLASH | ||
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/* The program code and other data goes into FLASH */ | ||
.text : | ||
{ | ||
. = ALIGN(4); | ||
*(.text) /* .text sections (code) */ | ||
*(.text*) /* .text* sections (code) */ | ||
*(.rodata) /* .rodata sections (constants, strings, etc.) */ | ||
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */ | ||
*(.glue_7) /* glue arm to thumb code */ | ||
*(.glue_7t) /* glue thumb to arm code */ | ||
*(.eh_frame) | ||
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KEEP (*(.init)) | ||
KEEP (*(.fini)) | ||
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. = ALIGN(4); | ||
_etext = .; /* define a global symbols at end of code */ | ||
_exit = .; | ||
} >FLASH | ||
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.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH | ||
.ARM : { | ||
__exidx_start = .; | ||
*(.ARM.exidx*) | ||
__exidx_end = .; | ||
} >FLASH | ||
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.preinit_array : | ||
{ | ||
PROVIDE_HIDDEN (__preinit_array_start = .); | ||
KEEP (*(.preinit_array*)) | ||
PROVIDE_HIDDEN (__preinit_array_end = .); | ||
} >FLASH | ||
.init_array : | ||
{ | ||
PROVIDE_HIDDEN (__init_array_start = .); | ||
KEEP (*(SORT(.init_array.*))) | ||
KEEP (*(.init_array*)) | ||
PROVIDE_HIDDEN (__init_array_end = .); | ||
} >FLASH | ||
.fini_array : | ||
{ | ||
PROVIDE_HIDDEN (__fini_array_start = .); | ||
KEEP (*(.fini_array*)) | ||
KEEP (*(SORT(.fini_array.*))) | ||
PROVIDE_HIDDEN (__fini_array_end = .); | ||
} >FLASH | ||
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/* used by the startup to initialize data */ | ||
_sidata = .; | ||
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/* Initialized data sections goes into RAM, load LMA copy after code */ | ||
.data : AT ( _sidata ) | ||
{ | ||
. = ALIGN(4); | ||
_sdata = .; /* create a global symbol at data start */ | ||
*(.data) /* .data sections */ | ||
*(.data*) /* .data* sections */ | ||
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. = ALIGN(4); | ||
_edata = .; /* define a global symbol at data end */ | ||
} >RAM | ||
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/* Uninitialized data section */ | ||
. = ALIGN(4); | ||
.bss : | ||
{ | ||
/* This is used by the startup in order to initialize the .bss secion */ | ||
_sbss = .; /* define a global symbol at bss start */ | ||
__bss_start__ = _sbss; | ||
*(.bss) | ||
*(.bss*) | ||
*(COMMON) | ||
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. = ALIGN(4); | ||
_ebss = .; /* define a global symbol at bss end */ | ||
__bss_end__ = _ebss; | ||
} >RAM | ||
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/* User_heap_stack section, used to check that there is enough RAM left */ | ||
._user_heap_stack : | ||
{ | ||
. = ALIGN(4); | ||
PROVIDE ( end = . ); | ||
PROVIDE ( _end = . ); | ||
. = . + _Min_Heap_Size; | ||
. = . + _Min_Stack_Size; | ||
. = ALIGN(4); | ||
} >RAM | ||
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/* MEMORY_bank1 section, code must be located here explicitly */ | ||
/* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ | ||
.memory_b1_text : | ||
{ | ||
*(.mb1text) /* .mb1text sections (code) */ | ||
*(.mb1text*) /* .mb1text* sections (code) */ | ||
*(.mb1rodata) /* read-only data (constants) */ | ||
*(.mb1rodata*) | ||
} >MEMORY_B1 | ||
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.ARM.attributes 0 : { *(.ARM.attributes) } | ||
} |