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- /*
- *****************************************************************************
- **
- ** File : stm32_flash.ld
- **
- ** Abstract : Linker script for STM32L152RE Device with
- ** 512KByte FLASH, 80KByte 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 ìas is,î 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. This file may only be built (assembled or compiled and linked)
- ** using the Atollic TrueSTUDIO(R) product. The use of this file together
- ** with other tools than Atollic TrueSTUDIO(R) is not permitted.
- **
- *****************************************************************************
- */
- /* Entry Point */
- ENTRY(Reset_Handler)
- /* Highest address of the user mode stack */
- _estack = 0x20014000; /* end of 80K RAM */
- /* Generate a link error if heap and stack don't fit into RAM */
- _Min_Heap_Size = 0x200; /* required amount of heap */
- _Min_Stack_Size = 0x400; /* required amount of stack */
- /* Specify the memory areas */
- MEMORY
- {
- FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 512K
- RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 80K
- 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) */
- *(.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
- /* Constant data goes into FLASH */
- .rodata :
- {
- . = ALIGN(4);
- *(.rodata) /* .rodata sections (constants, strings, etc.) */
- *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
- . = ALIGN(4);
- } >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 (*(SORT(.fini_array.*)))
- KEEP (*(.fini_array*))
- PROVIDE_HIDDEN (__fini_array_end = .);
- } >FLASH
- /* used by the startup to initialize data */
- _sidata = LOADADDR(.data);
- /* Initialized data sections goes into RAM, load LMA copy after code */
- .data :
- {
- . = 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 AT> FLASH
- /* 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) }
- }
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