| /* |
| ****************************************************************************** |
| ** |
| ** File : LinkerScript.ld |
| ** |
| ** Author : Auto-generated by STM32CubeIDE |
| ** |
| ** Abstract : Linker script for NUCLEO-L152RE Board embedding STM32L152RETx Device from STM32L1 series |
| ** 512Kbytes FLASH |
| ** 80Kbytes 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) 2020 STMicroelectronics</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 STMicroelectronics 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 = ORIGIN(RAM) + LENGTH(RAM); /* end of "RAM" Ram type memory. */ |
| |
| _Min_Heap_Size = 0x200 ; /* Required amount of heap. */ |
| _Min_Stack_Size = 0x400 ; /* Required amount of stack. */ |
| |
| /* Memories definition. */ |
| /* ARMv7M MPU requires that the base address of a MPU region must be aligned to |
| * an interger mutiple of the region size and the region size can only be a |
| * power of 2. We, therefore, are not using last 16K of RAM. */ |
| MEMORY |
| { |
| RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 64K |
| RAM_UNUSED (xrw) : ORIGIN = 0x20010000, LENGTH = 16K |
| FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 512K |
| } |
| |
| /* Initial 32K Flash is used to store kernel functions and |
| * initial 512 bytes of RAM is used to store kernel data. */ |
| __privileged_functions_region_size__ = 32K; |
| __privileged_data_region_size__ = 512; |
| |
| __FLASH_segment_start__ = ORIGIN( FLASH ); |
| __FLASH_segment_end__ = __FLASH_segment_start__ + LENGTH( FLASH ); |
| |
| __SRAM_segment_start__ = ORIGIN( RAM ); |
| __SRAM_segment_end__ = __SRAM_segment_start__ + LENGTH( RAM ); |
| |
| __privileged_functions_start__ = __FLASH_segment_start__; |
| __privileged_functions_end__ = __FLASH_segment_start__ + __privileged_functions_region_size__; |
| |
| __privileged_data_start__ = __SRAM_segment_start__; |
| __privileged_data_end__ = __SRAM_segment_start__ + __privileged_data_region_size__; |
| |
| /* Sections. */ |
| SECTIONS |
| { |
| /* The startup code and FreeRTOS kernel code are placed into privileged |
| * flash. */ |
| .privileged_functions : |
| { |
| . = ALIGN(4); |
| KEEP(*(.isr_vector)) /* Startup code */ |
| . = ALIGN(4); |
| *(privileged_functions) |
| . = ALIGN(4); |
| FILL(0xDEAD); |
| /* Ensure that un-privileged code is placed after the region reserved |
| * for privileged kernel code. */ |
| /* Note that dot (.) actually refers to the byte offset from the start |
| * of the current section (.privileged_functions in this case). As a |
| * result, setting dot (.) to a value sets the size of the section. */ |
| . = __privileged_functions_region_size__; |
| } >FLASH |
| |
| /* The rest of the program code and other data into the remaining |
| * unprivileged flash. */ |
| .text : |
| { |
| /* Place the FreeRTOS System Calls first in the unprivileged region. */ |
| . = ALIGN(4); |
| __syscalls_flash_start__ = .; |
| *(freertos_system_calls) |
| __syscalls_flash_end__ = .; |
| . = 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 into "FLASH" Rom type memory. */ |
| .rodata : |
| { |
| . = ALIGN(4); |
| *(.rodata) /* .rodata sections (constants, strings, etc.). */ |
| *(.rodata*) /* .rodata* sections (constants, strings, etc.). */ |
| . = ALIGN(4); |
| } >FLASH |
| |
| .ARM.extab : |
| { |
| . = ALIGN(4); |
| *(.ARM.extab* .gnu.linkonce.armextab.*) |
| . = ALIGN(4); |
| } >FLASH |
| |
| .ARM : |
| { |
| . = ALIGN(4); |
| __exidx_start = .; |
| *(.ARM.exidx*) |
| __exidx_end = .; |
| . = ALIGN(4); |
| } >FLASH |
| |
| .preinit_array : |
| { |
| . = ALIGN(4); |
| PROVIDE_HIDDEN (__preinit_array_start = .); |
| KEEP (*(.preinit_array*)) |
| PROVIDE_HIDDEN (__preinit_array_end = .); |
| . = ALIGN(4); |
| } >FLASH |
| |
| .init_array : |
| { |
| . = ALIGN(4); |
| PROVIDE_HIDDEN (__init_array_start = .); |
| KEEP (*(SORT(.init_array.*))) |
| KEEP (*(.init_array*)) |
| PROVIDE_HIDDEN (__init_array_end = .); |
| . = ALIGN(4); |
| } >FLASH |
| |
| .fini_array : |
| { |
| . = ALIGN(4); |
| PROVIDE_HIDDEN (__fini_array_start = .); |
| KEEP (*(SORT(.fini_array.*))) |
| KEEP (*(.fini_array*)) |
| PROVIDE_HIDDEN (__fini_array_end = .); |
| . = ALIGN(4); |
| } >FLASH |
| |
| /* Used by the startup to initialize data. */ |
| _sidata = LOADADDR(.privileged_data); |
| |
| /* FreeRTOS kernel data. */ |
| .privileged_data : |
| { |
| . = ALIGN(4); |
| _sdata = .; /* Create a global symbol at data start. */ |
| *(privileged_data) |
| . = ALIGN(4); |
| FILL(0xDEAD); |
| /* Ensure that un-privileged data is placed after the region reserved |
| * for privileged kernel data. */ |
| /* Note that dot (.) actually refers to the byte offset from the start |
| * of the current section (.privileged_data in this case). As a result, |
| * setting dot (.) to a value sets the size of the section. */ |
| . = __privileged_data_region_size__; |
| } >RAM AT> FLASH |
| |
| /* Initialized data sections into "RAM" Ram type memory. */ |
| .data : |
| { |
| . = ALIGN(4); |
| *(.data) /* .data sections. */ |
| *(.data*) /* .data* sections. */ |
| |
| . = ALIGN(4); |
| _edata = .; /* define a global symbol at data end. */ |
| } >RAM AT> FLASH |
| |
| /* Uninitialized data section into "RAM" Ram type memory. */ |
| . = ALIGN(4); |
| .bss : |
| { |
| /* This is used by the startup in order to initialize the .bss section. */ |
| _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" Ram |
| * type memory left. */ |
| ._user_heap_stack : |
| { |
| . = ALIGN(8); |
| PROVIDE ( end = . ); |
| PROVIDE ( _end = . ); |
| . = . + _Min_Heap_Size; |
| . = . + _Min_Stack_Size; |
| . = ALIGN(8); |
| } >RAM |
| |
| /* Remove information from the compiler libraries. */ |
| /DISCARD/ : |
| { |
| libc.a ( * ) |
| libm.a ( * ) |
| libgcc.a ( * ) |
| } |
| |
| .ARM.attributes 0 : { *(.ARM.attributes) } |
| } |
