| /* |
| ****************************************************************************** |
| ** |
| ** File : LinkerScript.ld |
| ** |
| ** |
| ** Abstract : Linker script for STM32H7 series |
| ** 1024Kbytes FLASH and 288Kbytes 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 |
| ** |
| ** Copyright (c) 2019 STMicroelectronics. |
| ** All rights reserved. |
| ** |
| ** This software is licensed under terms that can be found in the LICENSE file |
| ** in the root directory of this software component. |
| ** If no LICENSE file comes with this software, it is provided AS-IS. |
| ** |
| ****************************************************************************** |
| */ |
| |
| /* Entry Point */ |
| ENTRY(Reset_Handler) |
| |
| /* Highest address of the user mode stack */ |
| _estack = 0x10048000; /* 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 |
| { |
| FLASH (rx) : ORIGIN = 0x08100000, LENGTH = 1024K |
| RAM (xrw) : ORIGIN = 0x10000000, LENGTH = 288K |
| } |
| |
| /* 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(8); |
| PROVIDE ( end = . ); |
| PROVIDE ( _end = . ); |
| . = . + _Min_Heap_Size; |
| . = . + _Min_Stack_Size; |
| . = ALIGN(8); |
| } >RAM |
| |
| |
| |
| /* Remove information from the standard libraries */ |
| /DISCARD/ : |
| { |
| libc.a ( * ) |
| libm.a ( * ) |
| libgcc.a ( * ) |
| } |
| |
| .ARM.attributes 0 : { *(.ARM.attributes) } |
| } |
| |
| |