stm32_flash.ld
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r47 | /* | |||
***************************************************************************** | ||||
** | ||||
** File : stm32_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. | ||||
** | ||||
***************************************************************************** | ||||
*/ | ||||
/* Entry Point */ | ||||
ENTRY(Reset_Handler) | ||||
/* Highest address of the user mode stack */ | ||||
_estack = 0x20020000; /* end of 128K RAM on AHB bus*/ | ||||
/* Generate a link error if heap and stack don't fit into RAM */ | ||||
r63 | _Min_Heap_Size = 0x2000; /* required amount of heap */ | |||
_Min_Stack_Size = 0x2000; /* required amount of stack */ | ||||
r47 | ||||
/* Specify the memory areas */ | ||||
MEMORY | ||||
{ | ||||
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1024k | ||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 112k | ||||
CCMRAM (xrw) : ORIGIN = 0x10000000, LENGTH = 64k | ||||
MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K | ||||
} | ||||
/* Define output sections */ | ||||
SECTIONS | ||||
{ | ||||
/* The startup code goes first into FLASH */ | ||||
.isr_vector : | ||||
{ | ||||
. = ALIGN(4); | ||||
KEEP(*(.isr_vector)) /* Startup code */ | ||||
. = ALIGN(4); | ||||
} >FLASH | ||||
/* 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) | ||||
KEEP (*(.init)) | ||||
KEEP (*(.fini)) | ||||
. = ALIGN(4); | ||||
_etext = .; /* define a global symbols at end of code */ | ||||
} >FLASH | ||||
.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH | ||||
.ARM : { | ||||
__exidx_start = .; | ||||
*(.ARM.exidx*) | ||||
__exidx_end = .; | ||||
} >FLASH | ||||
.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 | ||||
/* used by the startup to initialize data */ | ||||
_sidata = .; | ||||
/* 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 */ | ||||
. = ALIGN(4); | ||||
_edata = .; /* define a global symbol at data end */ | ||||
} >RAM | ||||
/* 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) | ||||
. = ALIGN(4); | ||||
_ebss = .; /* define a global symbol at bss end */ | ||||
__bss_end__ = _ebss; | ||||
} >RAM | ||||
/* 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 | ||||
/* 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 | ||||
/* Remove information from the standard libraries */ | ||||
/DISCARD/ : | ||||
{ | ||||
libc.a ( * ) | ||||
libm.a ( * ) | ||||
libgcc.a ( * ) | ||||
} | ||||
.ARM.attributes 0 : { *(.ARM.attributes) } | ||||
} | ||||