From 424d74373981a75d127889866848bb4aef7a46a6 Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Fri, 31 Jan 2025 23:52:01 +0100 Subject: hw/h7rs: Update linker to put RTT in DTCM Signed-off-by: HiFiPhile --- .../stm32h7rs/boards/stm32h7s3nucleo/board.cmake | 2 - hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.mk | 4 - .../boards/stm32h7s3nucleo/stm32h7s3xx_flash.icf | 55 ------ .../boards/stm32h7s3nucleo/stm32h7s3xx_flash.ld | 208 -------------------- hw/bsp/stm32h7rs/family.cmake | 7 +- hw/bsp/stm32h7rs/family.mk | 7 +- hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.icf | 55 ++++++ hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.ld | 214 +++++++++++++++++++++ 8 files changed, 275 insertions(+), 277 deletions(-) delete mode 100644 hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.icf delete mode 100644 hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.ld create mode 100644 hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.icf create mode 100644 hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.ld diff --git a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.cmake b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.cmake index f52b70408..aae820aee 100644 --- a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.cmake +++ b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.cmake @@ -1,9 +1,7 @@ set(MCU_VARIANT stm32h7s3xx) set(JLINK_DEVICE stm32h7s3xx) -set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/stm32h7s3xx_flash.ld) set(LD_FILE_Clang ${LD_FILE_GNU}) -set(LD_FILE_IAR ${CMAKE_CURRENT_LIST_DIR}/stm32h7s3xx_flash.icf) function(update_board TARGET) target_compile_definitions(${TARGET} PUBLIC diff --git a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.mk b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.mk index cf0c2ff54..47055a108 100644 --- a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.mk +++ b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/board.mk @@ -7,10 +7,6 @@ JLINK_DEVICE = stm32h7s3xx # flash target using on-board stlink flash: flash-stlink -# Linker -LD_FILE_GCC = $(BOARD_PATH)/stm32h7s3xx_flash.ld -LD_FILE_IAR = $(BOARD_PATH)/stm32h7s3xx_flash.icf - SRC_C += \ $(ST_TCPP0203)/tcpp0203.c \ $(ST_TCPP0203)/tcpp0203_reg.c \ diff --git a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.icf b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.icf deleted file mode 100644 index 8ffaa74a7..000000000 --- a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.icf +++ /dev/null @@ -1,55 +0,0 @@ -/*###ICF### Section handled by ICF editor, don't touch! ****/ -/*-Editor annotation file-*/ -/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */ -/*-Specials-*/ -define symbol __ICFEDIT_intvec_start__ = 0x08000000; -/*-Memory Regions-*/ -define symbol NONCACHEABLEBUFFER_size = 0x4000; -define symbol __ICFEDIT_region_ROM_start__ = 0x08000000; -define symbol __ICFEDIT_region_ROM_end__ = 0x0800FFFF; -define symbol __ICFEDIT_region_RAM_start__ = 0x24000000; -define symbol __ICFEDIT_region_RAM_end__ = 0x2404FFFF - NONCACHEABLEBUFFER_size; -define symbol NONCACHEABLEBUFFER_start = __ICFEDIT_region_RAM_end__ + 1; -define symbol NONCACHEABLEBUFFER_end = __ICFEDIT_region_RAM_end__ + NONCACHEABLEBUFFER_size; - - -/*-Sizes-*/ -define symbol __ICFEDIT_size_cstack__ = 0x800; -define symbol __ICFEDIT_size_heap__ = 0x200; -/**** End of ICF editor section. ###ICF###*/ - -define symbol __region_ITCM_start__ = 0x00000000; -define symbol __region_ITCM_end__ = 0x0000FFFF; -define symbol __region_DTCM_start__ = 0x20000000; -define symbol __region_DTCM_end__ = 0x2000FFFF; -define symbol __region_SRAMAHB_start__ = 0x30000000; -define symbol __region_SRAMAHB_end__ = 0x30007FFF; -define symbol __region_BKPSRAM_start__ = 0x38800000; -define symbol __region_BKPSRAM_end__ = 0x38800FFF; - -export symbol NONCACHEABLEBUFFER_start; -export symbol NONCACHEABLEBUFFER_size; - -export symbol __ICFEDIT_region_ROM_start__; -export symbol __ICFEDIT_region_ROM_end__; -define memory mem with size = 4G; -define region ROM_region = mem:[from __ICFEDIT_region_ROM_start__ to __ICFEDIT_region_ROM_end__]; -define region RAM_region = mem:[from __ICFEDIT_region_RAM_start__ to __ICFEDIT_region_RAM_end__]; -define region NONCACHEABLE_region = mem:[from NONCACHEABLEBUFFER_start to NONCACHEABLEBUFFER_end]; -define region ITCM_region = mem:[from __region_ITCM_start__ to __region_ITCM_end__]; -define region DTCM_region = mem:[from __region_DTCM_start__ to __region_DTCM_end__]; -define region SRAMAHB_region = mem:[from __region_SRAMAHB_start__ to __region_SRAMAHB_end__]; -define region BKPSRAM_region = mem:[from __region_BKPSRAM_start__ to __region_BKPSRAM_end__]; - -define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { }; -define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { }; - -initialize by copy { readwrite }; -do not initialize { section .noinit }; - -place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec }; - -place in ROM_region { readonly }; -place in RAM_region { readwrite }; -place in NONCACHEABLE_region { section noncacheable_buffer }; -place in DTCM_region { block CSTACK, block HEAP }; diff --git a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.ld b/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.ld deleted file mode 100644 index 3bd7f0b89..000000000 --- a/hw/bsp/stm32h7rs/boards/stm32h7s3nucleo/stm32h7s3xx_flash.ld +++ /dev/null @@ -1,208 +0,0 @@ -/* -****************************************************************************** -** -** @file : LinkerScript.ld -** -** @author : Auto-generated by STM32CubeIDE -** -** @brief : Linker script for STM32H7S3xx Device from STM32H7RS series -** 64Kbytes FLASH -** 456Kbytes 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) 2023 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) - -_Min_Heap_Size = 0x200; /* required amount of heap */ -_Min_Stack_Size = 0x400; /* required amount of stack */ - -__FLASH_BEGIN = 0x08000000; -__FLASH_SIZE = 0x00010000; - -__RAM_BEGIN = 0x24000000; -__RAM_SIZE = 0x4FC00; -__RAM_NONCACHEABLEBUFFER_SIZE = 0x4000; - -/* Memories definition */ -MEMORY -{ - RAM (xrw) : ORIGIN = __RAM_BEGIN, LENGTH = __RAM_SIZE - RAM_NONCACHEABLEBUFFER (xrw) : ORIGIN = __RAM_BEGIN + __RAM_SIZE, LENGTH = __RAM_NONCACHEABLEBUFFER_SIZE - - ITCM (xrw) : ORIGIN = 0x00000000, LENGTH = 0x00010000 - DTCM (rw) : ORIGIN = 0x20000000, LENGTH = 0x00010000 - SRAMAHB (rw) : ORIGIN = 0x30000000, LENGTH = 0x00008000 - BKPSRAM (rw) : ORIGIN = 0x38800000, LENGTH = 0x00001000 - - FLASH (xrw) : ORIGIN = __FLASH_BEGIN, LENGTH = __FLASH_SIZE -} - -/* Highest address of the user mode stack */ -_estack = ORIGIN(DTCM) + LENGTH(DTCM); /* end of "DTCM" Ram type memory */ - -/* Sections */ -SECTIONS -{ - /* The startup code into "FLASH" Rom type memory */ - .isr_vector : - { - . = ALIGN(4); - KEEP(*(.isr_vector)) /* Startup code */ - . = ALIGN(4); - } >FLASH - - /* The program code and other data into "FLASH" Rom type memory */ - .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 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(.data); - - /* Initialized data sections into "RAM" Ram type memory */ - .data : - { - . = ALIGN(4); - _sdata = .; /* create a global symbol at data start */ - *(.data) /* .data sections */ - *(.data*) /* .data* sections */ - *(.RamFunc) /* .RamFunc sections */ - *(.RamFunc*) /* .RamFunc* 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 - - RW_NONCACHEABLE : - { - __NONCACHEABLEBUFFER_BEGIN = .;/* create symbol for start of section */ - KEEP(*(noncacheable_buffer)) - __NONCACHEABLEBUFFER_END = .; /* create symbol for start of section */ - } > RAM_NONCACHEABLEBUFFER - - /* User_heap_stack section, used to check that there is enough "DTCM" Ram type memory left */ - ._user_heap_stack : - { - . = ALIGN(8); - PROVIDE ( end = . ); - PROVIDE ( _end = . ); - . = . + _Min_Heap_Size; - . = . + _Min_Stack_Size; - . = ALIGN(8); - } >DTCM - - /* Remove information from the compiler libraries */ - /DISCARD/ : - { - libc.a ( * ) - libm.a ( * ) - libgcc.a ( * ) - } - - .ARM.attributes 0 : { *(.ARM.attributes) } -} diff --git a/hw/bsp/stm32h7rs/family.cmake b/hw/bsp/stm32h7rs/family.cmake index e5e98f914..e70d37777 100644 --- a/hw/bsp/stm32h7rs/family.cmake +++ b/hw/bsp/stm32h7rs/family.cmake @@ -54,11 +54,11 @@ function(add_board_target BOARD_TARGET) set(STARTUP_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/startup_${MCU_VARIANT}.s) if(NOT DEFINED LD_FILE_GNU) - set(LD_FILE_GNU ${ST_CMSIS}/Source/Templates/gcc/linker/${MCU_VARIANT}_flash.ld) + set(LD_FILE_GNU ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/linker/${MCU_VARIANT}_flash.ld) endif() set(LD_FILE_Clang ${LD_FILE_GNU}) if(NOT DEFINED LD_FILE_IAR) - set(LD_FILE_IAR ${ST_CMSIS}/Source/Templates/iar/linker/${MCU_VARIANT}_flash.icf) + set(LD_FILE_IAR ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/linker/${MCU_VARIANT}_flash.icf) endif() add_library(${BOARD_TARGET} STATIC @@ -87,8 +87,7 @@ function(add_board_target BOARD_TARGET) BOARD_TUD_MAX_SPEED=${RHPORT_DEVICE_SPEED} BOARD_TUH_RHPORT=${RHPORT_HOST} BOARD_TUH_MAX_SPEED=${RHPORT_HOST_SPEED} - SEGGER_RTT_SECTION="noncacheable_buffer" - BUFFER_SIZE_UP=0x3000 + SEGGER_RTT_SECTION=\"dtcm_data\" ) update_board(${BOARD_TARGET}) diff --git a/hw/bsp/stm32h7rs/family.mk b/hw/bsp/stm32h7rs/family.mk index 9970059f8..c60a5c00d 100644 --- a/hw/bsp/stm32h7rs/family.mk +++ b/hw/bsp/stm32h7rs/family.mk @@ -43,8 +43,7 @@ CFLAGS += \ -DBOARD_TUD_MAX_SPEED=${RHPORT_DEVICE_SPEED} \ -DBOARD_TUH_RHPORT=${RHPORT_HOST} \ -DBOARD_TUH_MAX_SPEED=${RHPORT_HOST_SPEED} \ - -DSEGGER_RTT_SECTION=\"noncacheable_buffer\" \ - -DBUFFER_SIZE_UP=0x3000 \ + -DSEGGER_RTT_SECTION="dtcm_data" \ # GCC Flags CFLAGS_GCC += \ @@ -91,5 +90,5 @@ SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_$(MCU_VARIANT).s SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_$(MCU_VARIANT).s # Linker -LD_FILE_GCC ?= $(ST_CMSIS)/Source/Templates/gcc/linker/$(MCU_VARIANT)_flash.ld -LD_FILE_IAR ?= $(ST_CMSIS)/Source/Templates/iar/linker/$(MCU_VARIANT)_flash.icf +LD_FILE_GCC ?= $(FAMILY_PATH)/linker/$(MCU_VARIANT)_flash.ld +LD_FILE_IAR ?= $(FAMILY_PATH)/linker/$(MCU_VARIANT)_flash.icf diff --git a/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.icf b/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.icf new file mode 100644 index 000000000..8398fa07b --- /dev/null +++ b/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.icf @@ -0,0 +1,55 @@ +/*###ICF### Section handled by ICF editor, don't touch! ****/ +/*-Editor annotation file-*/ +/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */ +/*-Specials-*/ +define symbol __ICFEDIT_intvec_start__ = 0x08000000; +/*-Memory Regions-*/ +define symbol NONCACHEABLEBUFFER_size = 0x400; +define symbol __ICFEDIT_region_ROM_start__ = 0x08000000; +define symbol __ICFEDIT_region_ROM_end__ = 0x0800FFFF; +define symbol __ICFEDIT_region_RAM_start__ = 0x24000000; +define symbol __ICFEDIT_region_RAM_end__ = 0x2404FFFF - NONCACHEABLEBUFFER_size; +define symbol NONCACHEABLEBUFFER_start = __ICFEDIT_region_RAM_end__ + 1; +define symbol NONCACHEABLEBUFFER_end = __ICFEDIT_region_RAM_end__ + NONCACHEABLEBUFFER_size; + + +/*-Sizes-*/ +define symbol __ICFEDIT_size_cstack__ = 0x400; +define symbol __ICFEDIT_size_heap__ = 0x200; +/**** End of ICF editor section. ###ICF###*/ + +define symbol __region_ITCM_start__ = 0x00000000; +define symbol __region_ITCM_end__ = 0x0000FFFF; +define symbol __region_DTCM_start__ = 0x20000000; +define symbol __region_DTCM_end__ = 0x2000FFFF; +define symbol __region_SRAMAHB_start__ = 0x30000000; +define symbol __region_SRAMAHB_end__ = 0x30007FFF; +define symbol __region_BKPSRAM_start__ = 0x38800000; +define symbol __region_BKPSRAM_end__ = 0x38800FFF; + +export symbol NONCACHEABLEBUFFER_start; +export symbol NONCACHEABLEBUFFER_size; + +export symbol __ICFEDIT_region_ROM_start__; +export symbol __ICFEDIT_region_ROM_end__; +define memory mem with size = 4G; +define region ROM_region = mem:[from __ICFEDIT_region_ROM_start__ to __ICFEDIT_region_ROM_end__]; +define region RAM_region = mem:[from __ICFEDIT_region_RAM_start__ to __ICFEDIT_region_RAM_end__]; +define region NONCACHEABLE_region = mem:[from NONCACHEABLEBUFFER_start to NONCACHEABLEBUFFER_end]; +define region ITCM_region = mem:[from __region_ITCM_start__ to __region_ITCM_end__]; +define region DTCM_region = mem:[from __region_DTCM_start__ to __region_DTCM_end__]; +define region SRAMAHB_region = mem:[from __region_SRAMAHB_start__ to __region_SRAMAHB_end__]; +define region BKPSRAM_region = mem:[from __region_BKPSRAM_start__ to __region_BKPSRAM_end__]; + +define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { }; +define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { }; + +initialize by copy { readwrite }; +do not initialize { section .noinit }; + +place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec }; + +place in ROM_region { readonly }; +place in RAM_region { readwrite }; +place in DTCM_region { block CSTACK, block HEAP, section dtcm_data }; +place in NONCACHEABLE_region { section noncacheable_buffer }; diff --git a/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.ld b/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.ld new file mode 100644 index 000000000..86acf9742 --- /dev/null +++ b/hw/bsp/stm32h7rs/linker/stm32h7s3xx_flash.ld @@ -0,0 +1,214 @@ +/* +****************************************************************************** +** +** @file : LinkerScript.ld +** +** @author : Auto-generated by STM32CubeIDE +** +** @brief : Linker script for STM32H7S3xx Device from STM32H7RS series +** 64Kbytes FLASH +** 456Kbytes 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) 2023 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 = ORIGIN(DTCM) + LENGTH(DTCM); /* end of "DTCM" Ram type memory */ + +_Min_Heap_Size = 0x200; /* required amount of heap */ +_Min_Stack_Size = 0x400; /* required amount of stack */ + +__FLASH_BEGIN = 0x08000000; +__FLASH_SIZE = 0x00010000; + + +__RAM_BEGIN = 0x24000000; +__RAM_SIZE = 0x4FC00; +__RAM_NONCACHEABLEBUFFER_SIZE = 0x400; + +/* Memories definition */ +MEMORY +{ + RAM (xrw) : ORIGIN = __RAM_BEGIN, LENGTH = __RAM_SIZE + RAM_NONCACHEABLEBUFFER (xrw) : ORIGIN = __RAM_BEGIN + __RAM_SIZE, LENGTH = __RAM_NONCACHEABLEBUFFER_SIZE + + ITCM (xrw) : ORIGIN = 0x00000000, LENGTH = 0x00010000 + DTCM (rw) : ORIGIN = 0x20000000, LENGTH = 0x00010000 + SRAMAHB (rw) : ORIGIN = 0x30000000, LENGTH = 0x00008000 + BKPSRAM (rw) : ORIGIN = 0x38800000, LENGTH = 0x00001000 + + FLASH (xrw) : ORIGIN = __FLASH_BEGIN, LENGTH = __FLASH_SIZE +} + +/* Sections */ +SECTIONS +{ + /* The startup code into "FLASH" Rom type memory */ + .isr_vector : + { + . = ALIGN(4); + KEEP(*(.isr_vector)) /* Startup code */ + . = ALIGN(4); + } >FLASH + + /* The program code and other data into "FLASH" Rom type memory */ + .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 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 (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + . = ALIGN(4); + *(.ARM.extab* .gnu.linkonce.armextab.*) + . = ALIGN(4); + } >FLASH + + .ARM (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + . = ALIGN(4); + __exidx_start = .; + *(.ARM.exidx*) + __exidx_end = .; + . = ALIGN(4); + } >FLASH + + .preinit_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + . = ALIGN(4); + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array*)) + PROVIDE_HIDDEN (__preinit_array_end = .); + . = ALIGN(4); + } >FLASH + + .init_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + . = ALIGN(4); + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array*)) + PROVIDE_HIDDEN (__init_array_end = .); + . = ALIGN(4); + } >FLASH + + .fini_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + . = 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(.data); + + /* Initialized data sections into "RAM" Ram type memory */ + .data : + { + . = ALIGN(4); + _sdata = .; /* create a global symbol at data start */ + *(.data) /* .data sections */ + *(.data*) /* .data* sections */ + *(.RamFunc) /* .RamFunc sections */ + *(.RamFunc*) /* .RamFunc* 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 + + RW_NONCACHEABLE : + { + __NONCACHEABLEBUFFER_BEGIN = .;/* create symbol for start of section */ + KEEP(*(noncacheable_buffer)) + __NONCACHEABLEBUFFER_END = .; /* create symbol for end of section */ + } > RAM_NONCACHEABLEBUFFER + + /* User_heap_stack section, used to check that there is enough "DTCM" Ram type memory left */ + ._user_heap_stack : + { + . = ALIGN(8); + PROVIDE ( end = . ); + PROVIDE ( _end = . ); + . = . + _Min_Heap_Size; + . = . + _Min_Stack_Size; + . = ALIGN(8); + } >DTCM + + .dtcm_data : + { + *(dtcm_data) + } >DTCM + + /* Remove information from the compiler libraries */ + /DISCARD/ : + { + libc.a ( * ) + libm.a ( * ) + libgcc.a ( * ) + } + + .ARM.attributes 0 : { *(.ARM.attributes) } +} -- cgit v1.3.1