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- /*
- *****************************************************************************
- **
- ** File : lscript.ld
- **
- ** Abstract : Linker script for STM32F407(VZ)(EG)Tx Device with
- ** 512/1024KByte FLASH, 128KByte 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
- **
- **
- ** Distribution: The file is distributed as is, without any warranty
- ** of any kind.
- **
- *****************************************************************************
- ** @attention
- **
- ** <h2><center>© COPYRIGHT(c) 2014 Ac6</center></h2>
- **
- ** Redistribution and use in source and binary forms, with or without modification,
- ** are permitted provided that the following conditions are met:
- ** 1. Redistributions of source code must retain the above copyright notice,
- ** this list of conditions and the following disclaimer.
- ** 2. Redistributions in binary form must reproduce the above copyright notice,
- ** this list of conditions and the following disclaimer in the documentation
- ** and/or other materials provided with the distribution.
- ** 3. Neither the name of Ac6 nor the names of its contributors
- ** may be used to endorse or promote products derived from this software
- ** without specific prior written permission.
- **
- ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- ** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- ** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- ** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- ** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- ** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- ** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- ** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- **
- *****************************************************************************
- */
- /* Entry Point */
- ENTRY(Reset_Handler)
- /* Highest address of the user mode stack */
- _estack = 0x20020000; /* end of 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
- {
- RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K
- CCMRAM (rw) : ORIGIN = 0x10000000, LENGTH = 64K
- FLASH (rx) : ORIGIN = 0x8008000, LENGTH = 1024K -32K
- }
- /* 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):
- {
- . = 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):
- {
- . = 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
- _siccmram = LOADADDR(.ccmram);
- /* CCM-RAM section
- *
- * IMPORTANT NOTE!
- * If initialized variables will be placed in this section,
- * the startup code needs to be modified to copy the init-values.
- */
- .ccmram :
- {
- . = ALIGN(4);
- _sccmram = .; /* create a global symbol at ccmram start */
- *(.ccmram)
- *(.ccmram*)
- . = ALIGN(4);
- _eccmram = .; /* create a global symbol at ccmram end */
- } >CCMRAM 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
- /* Remove information from the standard libraries */
- /DISCARD/ :
- {
- libc.a ( * )
- libm.a ( * )
- libgcc.a ( * )
- }
- .ARM.attributes 0 : { *(.ARM.attributes) }
- }
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