diff --git a/hw/bsp/stm32f103bluepill/STM32F103XB_FLASH.ld b/hw/bsp/stm32f103bluepill/STM32F103XB_FLASH.ld new file mode 100644 index 00000000..4be9df61 --- /dev/null +++ b/hw/bsp/stm32f103bluepill/STM32F103XB_FLASH.ld @@ -0,0 +1,167 @@ +/* +***************************************************************************** +** +** File : STM32F103XB_FLASH.ld +** +** Abstract : Linker script for STM32F103xB Device with +** 128KByte FLASH, 20KByte 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. +** +** (c)Copyright Ac6. +** You may use this file as-is or modify it according to the needs of your +** project. Distribution of this file (unmodified or modified) is not +** permitted. Ac6 permit registered System Workbench for MCU users the +** rights to distribute the assembled, compiled & linked contents of this +** file as part of an application binary file, provided that it is built +** using the System Workbench for MCU toolchain. +** +***************************************************************************** +*/ + +/* Entry Point */ +ENTRY(Reset_Handler) + +/* Highest address of the user mode stack */ +_estack = 0x20004FFF; /* 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 = 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) */ + *(.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) } +} diff --git a/hw/bsp/stm32f103bluepill/board.mk b/hw/bsp/stm32f103bluepill/board.mk index 4758edf1..26ad07b7 100644 --- a/hw/bsp/stm32f103bluepill/board.mk +++ b/hw/bsp/stm32f103bluepill/board.mk @@ -15,7 +15,7 @@ ST_HAL_DRIVER = hw/mcu/st/st_driver/STM32F1xx_HAL_Driver ST_CMSIS = hw/mcu/st/st_driver/CMSIS/Device/ST/STM32F1xx # All source paths should be relative to the top level. -LD_FILE = $(ST_CMSIS)/Source/Templates/gcc/linker/STM32F103XB_FLASH.ld +LD_FILE = hw/bsp/$(BOARD)/STM32F103XB_FLASH.ld SRC_C += \ $(ST_CMSIS)/Source/Templates/system_stm32f1xx.c \