diff --git a/targets/stm32l432/linker/bootloader_stm32l4xx.ld b/targets/stm32l432/linker/bootloader_stm32l4xx.ld index 333501a..58bad83 100644 --- a/targets/stm32l432/linker/bootloader_stm32l4xx.ld +++ b/targets/stm32l432/linker/bootloader_stm32l4xx.ld @@ -1,201 +1,74 @@ -/* -***************************************************************************** -** +/* Copyright 2019 SoloKeys Developers */ +/* */ +/* Licensed under the Apache License, Version 2.0, or the MIT license , at your option. This file may not be */ +/* copied, modified, or distributed except according to those terms. */ -** File : LinkerScript.ld -** -** Abstract : Linker script for STM32L432KCUx Device with -** 256KByte FLASH, 64KByte 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 = 0x2000c000; /* 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 */ +/* End of RAM */ +_estack = 0x2000c000; + +_MIN_STACK_SIZE = 0x400; -/* Specify the memory areas */ MEMORY { -FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 20K -RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K -SRAM2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K + flash (rx) : ORIGIN = 0x08000000, LENGTH = 20K + ram (xrw) : ORIGIN = 0x20000000, LENGTH = 48K + sram2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K } -/* Define output sections */ SECTIONS { - /* The startup code goes first into FLASH */ - .isr_vector : - { - . = ALIGN(8); - KEEP(*(.isr_vector)) /* Startup code */ - . = ALIGN(8); - } >FLASH + .isr_vector : + { + . = ALIGN(8); + KEEP(*(.isr_vector)) + . = ALIGN(8); + } >flash - /* The program code and other data goes into FLASH */ - .text : - { - . = ALIGN(8); - *(.text) /* .text sections (code) */ - *(.text*) /* .text* sections (code) */ - *(.glue_7) /* glue arm to thumb code */ - *(.glue_7t) /* glue thumb to arm code */ - *(.eh_frame) + .text : + { + . = ALIGN(8); + *(.text*) + *(.rodata*) + KEEP(*(.init)) + KEEP(*(.finit)) + . = ALIGN(8); + _etext = .; + } >flash - KEEP (*(.init)) - KEEP (*(.fini)) + _sidata = LOADADDR(.data); - . = ALIGN(8); - _etext = .; /* define a global symbols at end of code */ - } >FLASH + .data : + { + . = ALIGN(8); + _sdata = .; + *(.data*) + . = ALIGN(8); + _edata = .; + } >ram AT> flash - /* Constant data goes into FLASH */ - .rodata : - { - . = ALIGN(8); - *(.rodata) /* .rodata sections (constants, strings, etc.) */ - *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ - . = ALIGN(8); - } >FLASH + .bss : + { + . = ALIGN(4); + _sbss = .; + __bss_start__ = _sbss; + *(.bss*) + *(COMMON) + . = ALIGN(4); + _ebss = .; + __bss_end__ = _ebss; + } > ram - .ARM.extab : - { - . = ALIGN(8); - *(.ARM.extab* .gnu.linkonce.armextab.*) - . = ALIGN(8); - } >FLASH - .ARM : { - . = ALIGN(8); - __exidx_start = .; - *(.ARM.exidx*) - __exidx_end = .; - . = ALIGN(8); - } >FLASH + ._stack : + { + . = ALIGN(8); + end = .; + _end = .; + . = . + _MIN_STACK_SIZE; + . = ALIGN(8); + } > ram - .preinit_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__preinit_array_start = .); - KEEP (*(.preinit_array*)) - PROVIDE_HIDDEN (__preinit_array_end = .); - . = ALIGN(8); - } >FLASH - - .init_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__init_array_start = .); - KEEP (*(SORT(.init_array.*))) - KEEP (*(.init_array*)) - PROVIDE_HIDDEN (__init_array_end = .); - . = ALIGN(8); - } >FLASH - .fini_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__fini_array_start = .); - KEEP (*(SORT(.fini_array.*))) - KEEP (*(.fini_array*)) - PROVIDE_HIDDEN (__fini_array_end = .); - . = ALIGN(8); - } >FLASH - - /* used by the startup to initialize data */ - _sidata = LOADADDR(.data); - - /* Initialized data sections goes into RAM, load LMA copy after code */ - .data : - { - . = ALIGN(8); - _sdata = .; /* create a global symbol at data start */ - *(.data) /* .data sections */ - *(.data*) /* .data* sections */ - - . = ALIGN(8); - _edata = .; /* define a global symbol at data end */ - } >RAM AT> FLASH - - _sisram2 = LOADADDR(.sram2); - - /* CCM-RAM section - * - * IMPORTANT NOTE! - * If initialized variables will be placed in this section, - * the startup code needs to be modified to copy the init-values. - */ - .sram2 : - { - . = ALIGN(8); - _ssram2 = .; /* create a global symbol at sram2 start */ - *(.sram2) - *(.sram2*) - - . = ALIGN(8); - _esram2 = .; /* create a global symbol at sram2 end */ - } >SRAM2 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/targets/stm32l432/linker/bootloader_stm32l4xx_extra.ld b/targets/stm32l432/linker/bootloader_stm32l4xx_extra.ld index 59a0907..09cbf68 100644 --- a/targets/stm32l432/linker/bootloader_stm32l4xx_extra.ld +++ b/targets/stm32l432/linker/bootloader_stm32l4xx_extra.ld @@ -1,201 +1,74 @@ -/* -***************************************************************************** -** +/* Copyright 2019 SoloKeys Developers */ +/* */ +/* Licensed under the Apache License, Version 2.0, or the MIT license , at your option. This file may not be */ +/* copied, modified, or distributed except according to those terms. */ -** File : LinkerScript.ld -** -** Abstract : Linker script for STM32L432KCUx Device with -** 256KByte FLASH, 64KByte 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 = 0x2000c000; /* 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 */ +/* End of RAM */ +_estack = 0x2000c000; + +_MIN_STACK_SIZE = 0x400; -/* Specify the memory areas */ MEMORY { -FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 32K -RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K -SRAM2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K + flash (rx) : ORIGIN = 0x08000000, LENGTH = 32K + ram (xrw) : ORIGIN = 0x20000000, LENGTH = 48K + sram2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K } -/* Define output sections */ SECTIONS { - /* The startup code goes first into FLASH */ - .isr_vector : - { - . = ALIGN(8); - KEEP(*(.isr_vector)) /* Startup code */ - . = ALIGN(8); - } >FLASH + .isr_vector : + { + . = ALIGN(8); + KEEP(*(.isr_vector)) + . = ALIGN(8); + } >flash - /* The program code and other data goes into FLASH */ - .text : - { - . = ALIGN(8); - *(.text) /* .text sections (code) */ - *(.text*) /* .text* sections (code) */ - *(.glue_7) /* glue arm to thumb code */ - *(.glue_7t) /* glue thumb to arm code */ - *(.eh_frame) + .text : + { + . = ALIGN(8); + *(.text*) + *(.rodata*) + KEEP(*(.init)) + KEEP(*(.finit)) + . = ALIGN(8); + _etext = .; + } >flash - KEEP (*(.init)) - KEEP (*(.fini)) + _sidata = LOADADDR(.data); - . = ALIGN(8); - _etext = .; /* define a global symbols at end of code */ - } >FLASH + .data : + { + . = ALIGN(8); + _sdata = .; + *(.data*) + . = ALIGN(8); + _edata = .; + } >ram AT> flash - /* Constant data goes into FLASH */ - .rodata : - { - . = ALIGN(8); - *(.rodata) /* .rodata sections (constants, strings, etc.) */ - *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ - . = ALIGN(8); - } >FLASH + .bss : + { + . = ALIGN(4); + _sbss = .; + __bss_start__ = _sbss; + *(.bss*) + *(COMMON) + . = ALIGN(4); + _ebss = .; + __bss_end__ = _ebss; + } > ram - .ARM.extab : - { - . = ALIGN(8); - *(.ARM.extab* .gnu.linkonce.armextab.*) - . = ALIGN(8); - } >FLASH - .ARM : { - . = ALIGN(8); - __exidx_start = .; - *(.ARM.exidx*) - __exidx_end = .; - . = ALIGN(8); - } >FLASH + ._stack : + { + . = ALIGN(8); + end = .; + _end = .; + . = . + _MIN_STACK_SIZE; + . = ALIGN(8); + } > ram - .preinit_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__preinit_array_start = .); - KEEP (*(.preinit_array*)) - PROVIDE_HIDDEN (__preinit_array_end = .); - . = ALIGN(8); - } >FLASH - - .init_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__init_array_start = .); - KEEP (*(SORT(.init_array.*))) - KEEP (*(.init_array*)) - PROVIDE_HIDDEN (__init_array_end = .); - . = ALIGN(8); - } >FLASH - .fini_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__fini_array_start = .); - KEEP (*(SORT(.fini_array.*))) - KEEP (*(.fini_array*)) - PROVIDE_HIDDEN (__fini_array_end = .); - . = ALIGN(8); - } >FLASH - - /* used by the startup to initialize data */ - _sidata = LOADADDR(.data); - - /* Initialized data sections goes into RAM, load LMA copy after code */ - .data : - { - . = ALIGN(8); - _sdata = .; /* create a global symbol at data start */ - *(.data) /* .data sections */ - *(.data*) /* .data* sections */ - - . = ALIGN(8); - _edata = .; /* define a global symbol at data end */ - } >RAM AT> FLASH - - _sisram2 = LOADADDR(.sram2); - - /* CCM-RAM section - * - * IMPORTANT NOTE! - * If initialized variables will be placed in this section, - * the startup code needs to be modified to copy the init-values. - */ - .sram2 : - { - . = ALIGN(8); - _ssram2 = .; /* create a global symbol at sram2 start */ - *(.sram2) - *(.sram2*) - - . = ALIGN(8); - _esram2 = .; /* create a global symbol at sram2 end */ - } >SRAM2 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/targets/stm32l432/linker/stm32l4xx_extra.ld b/targets/stm32l432/linker/stm32l4xx_extra.ld index 8e69379..b96409f 100644 --- a/targets/stm32l432/linker/stm32l4xx_extra.ld +++ b/targets/stm32l432/linker/stm32l4xx_extra.ld @@ -1,203 +1,74 @@ -/* -***************************************************************************** -** +/* Copyright 2019 SoloKeys Developers */ +/* */ +/* Licensed under the Apache License, Version 2.0, or the MIT license , at your option. This file may not be */ +/* copied, modified, or distributed except according to those terms. */ -** File : LinkerScript.ld -** -** Abstract : Linker script for STM32L432KCUx Device with -** 256KByte FLASH, 64KByte 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 = 0x2000c000; /* 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 */ +/* End of RAM */ +_estack = 0x2000c000; + +_MIN_STACK_SIZE = 0x400; -/* Specify the memory areas */ MEMORY { -/* First 32 KB is bootloader */ -/*FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 238K-8 [> Leave out 38 Kb at end for data <]*/ -FLASH (rx) : ORIGIN = 0x08008000, LENGTH = 186K-8 /* Leave out 38 Kb at end for data */ -RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 48K -SRAM2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K + flash (rx) : ORIGIN = 0x08008000, LENGTH = 186K-8 /* Leave out 38 Kb at end for data */ + ram (xrw) : ORIGIN = 0x20000000, LENGTH = 48K + sram2 (rw) : ORIGIN = 0x10000000, LENGTH = 16K } -/* Define output sections */ SECTIONS { - /* The startup code goes first into FLASH */ - .isr_vector : - { - . = ALIGN(8); - KEEP(*(.isr_vector)) /* Startup code */ - . = ALIGN(8); - } >FLASH + .isr_vector : + { + . = ALIGN(8); + KEEP(*(.isr_vector)) + . = ALIGN(8); + } >flash - /* The program code and other data goes into FLASH */ - .text : - { - . = ALIGN(8); - *(.text) /* .text sections (code) */ - *(.text*) /* .text* sections (code) */ - *(.glue_7) /* glue arm to thumb code */ - *(.glue_7t) /* glue thumb to arm code */ - *(.eh_frame) + .text : + { + . = ALIGN(8); + *(.text*) + *(.rodata*) + KEEP(*(.init)) + KEEP(*(.finit)) + . = ALIGN(8); + _etext = .; + } >flash - KEEP (*(.init)) - KEEP (*(.fini)) + _sidata = LOADADDR(.data); - . = ALIGN(8); - _etext = .; /* define a global symbols at end of code */ - } >FLASH + .data : + { + . = ALIGN(8); + _sdata = .; + *(.data*) + . = ALIGN(8); + _edata = .; + } >ram AT> flash - /* Constant data goes into FLASH */ - .rodata : - { - . = ALIGN(8); - *(.rodata) /* .rodata sections (constants, strings, etc.) */ - *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ - . = ALIGN(8); - } >FLASH + .bss : + { + . = ALIGN(4); + _sbss = .; + __bss_start__ = _sbss; + *(.bss*) + *(COMMON) + . = ALIGN(4); + _ebss = .; + __bss_end__ = _ebss; + } > ram - .ARM.extab : - { - . = ALIGN(8); - *(.ARM.extab* .gnu.linkonce.armextab.*) - . = ALIGN(8); - } >FLASH - .ARM : { - . = ALIGN(8); - __exidx_start = .; - *(.ARM.exidx*) - __exidx_end = .; - . = ALIGN(8); - } >FLASH + ._stack : + { + . = ALIGN(8); + end = .; + _end = .; + . = . + _MIN_STACK_SIZE; + . = ALIGN(8); + } > ram - .preinit_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__preinit_array_start = .); - KEEP (*(.preinit_array*)) - PROVIDE_HIDDEN (__preinit_array_end = .); - . = ALIGN(8); - } >FLASH - - .init_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__init_array_start = .); - KEEP (*(SORT(.init_array.*))) - KEEP (*(.init_array*)) - PROVIDE_HIDDEN (__init_array_end = .); - . = ALIGN(8); - } >FLASH - .fini_array : - { - . = ALIGN(8); - PROVIDE_HIDDEN (__fini_array_start = .); - KEEP (*(SORT(.fini_array.*))) - KEEP (*(.fini_array*)) - PROVIDE_HIDDEN (__fini_array_end = .); - . = ALIGN(8); - } >FLASH - - /* used by the startup to initialize data */ - _sidata = LOADADDR(.data); - - /* Initialized data sections goes into RAM, load LMA copy after code */ - .data : - { - . = ALIGN(8); - _sdata = .; /* create a global symbol at data start */ - *(.data) /* .data sections */ - *(.data*) /* .data* sections */ - - . = ALIGN(8); - _edata = .; /* define a global symbol at data end */ - } >RAM AT> FLASH - - _sisram2 = LOADADDR(.sram2); - - /* CCM-RAM section - * - * IMPORTANT NOTE! - * If initialized variables will be placed in this section, - * the startup code needs to be modified to copy the init-values. - */ - .sram2 : - { - . = ALIGN(8); - _ssram2 = .; /* create a global symbol at sram2 start */ - *(.sram2) - *(.sram2*) - - . = ALIGN(8); - _esram2 = .; /* create a global symbol at sram2 end */ - } >SRAM2 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) } }