| /* |
| ***************************************************************************** |
| ** |
| ** File : stm32_flash.ld |
| ** |
| ** Abstract : Linker script for STM32L152RB Device with |
| ** 128KByte FLASH, 16KByte RAM |
| ** |
| ** Target : STMicroelectronics STM32 |
| ** |
| ** Environment : GCC |
| ** |
| ***************************************************************************** |
| */ |
| |
| /* Entry Point */ |
| ENTRY(Reset_Handler) |
| |
| /* Highest address of the user mode stack */ |
| _estack = 0x20005000; /* end of 16K RAM */ |
| |
| /* Generate a link error if heap and stack don't fit into RAM */ |
| _Min_Heap_Size = 0; /* required amount of heap */ |
| _Min_Stack_Size = 0x80; /* required amount of stack */ |
| |
| /* Specify the memory areas */ |
| MEMORY |
| { |
| FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 128K |
| RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 20K |
| } |
| |
| /* 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 */ |
| /* XXX _exit = .; */ |
| } >FLASH |
| |
| .ARM.exidx : |
| { |
| *(.ARM.exidx*) |
| *(.gnu.linkonce.armexidx.*) |
| } >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 |
| |
| /* Remove information from the standard libraries */ |
| /DISCARD/ : |
| { |
| /* libc.a ( * ) */ |
| /* libm.a ( * ) */ |
| libgcc.a ( * ) |
| } |
| |
| .ARM.attributes 0 : { *(.ARM.attributes) } |
| } |