From a01c22d7cbb00d1a78e833655ef918a2e1296792 Mon Sep 17 00:00:00 2001 From: blckmn Date: Sat, 27 Aug 2016 09:27:29 +1000 Subject: [PATCH] Bringing F4 targets into line with F1 and F3 for linker and startup files. --- src/main/drivers/io.c | 1 - src/main/startup/startup_stm32f40xx.s | 11 +- src/main/startup/startup_stm32f411xe.s | 11 +- src/main/target/stm32_flash_f405.ld | 169 ++--------------------- src/main/target/stm32_flash_f405_opbl.ld | 164 +--------------------- src/main/target/stm32_flash_f411.ld | 162 +--------------------- src/main/target/stm32_flash_f411_opbl.ld | 162 +--------------------- 7 files changed, 27 insertions(+), 653 deletions(-) diff --git a/src/main/drivers/io.c b/src/main/drivers/io.c index 0ba9d9169..d42932d14 100644 --- a/src/main/drivers/io.c +++ b/src/main/drivers/io.c @@ -65,7 +65,6 @@ const char * const resourceNames[RESOURCE_TOTAL_COUNT] = { "SDA", "SCK","MOSI","MISO","CS","BATTERY","RSSI","EXT","CURRENT" }; - ioRec_t* IO_Rec(IO_t io) { return io; diff --git a/src/main/startup/startup_stm32f40xx.s b/src/main/startup/startup_stm32f40xx.s index fa98fff96..b19a8ef54 100644 --- a/src/main/startup/startup_stm32f40xx.s +++ b/src/main/startup/startup_stm32f40xx.s @@ -44,7 +44,6 @@ .global g_pfnVectors .global Default_Handler -.global irq_stack /* start address for the initialization values of the .data section. defined in linker script */ @@ -68,7 +67,7 @@ defined in linker script */ * @retval : None */ - .section .text.Reset_Handler + .section .text.Reset_Handler .weak Reset_Handler .type Reset_Handler, %function Reset_Handler: @@ -147,22 +146,18 @@ Infinite_Loop: .size Default_Handler, .-Default_Handler /****************************************************************************** * -* The minimal vector table for a Cortex M3. Note that the proper constructs +* The minimal vector table for a Cortex M4. Note that the proper constructs * must be placed on this to ensure that it ends up at physical address * 0x0000.0000. * *******************************************************************************/ - .section .irqstack,"aw",%progbits - irq_stack: - .space 1024 - .section .isr_vector,"a",%progbits .type g_pfnVectors, %object .size g_pfnVectors, .-g_pfnVectors g_pfnVectors: - .word irq_stack+1024 + .word _estack .word Reset_Handler .word NMI_Handler .word HardFault_Handler diff --git a/src/main/startup/startup_stm32f411xe.s b/src/main/startup/startup_stm32f411xe.s index f8c460a54..f3003a67e 100644 --- a/src/main/startup/startup_stm32f411xe.s +++ b/src/main/startup/startup_stm32f411xe.s @@ -44,7 +44,6 @@ .global g_pfnVectors .global Default_Handler -.global irq_stack /* start address for the initialization values of the .data section. defined in linker script */ @@ -68,7 +67,7 @@ defined in linker script */ * @retval : None */ - .section .text.Reset_Handler + .section .text.Reset_Handler .weak Reset_Handler .type Reset_Handler, %function Reset_Handler: @@ -146,22 +145,18 @@ Infinite_Loop: .size Default_Handler, .-Default_Handler /****************************************************************************** * -* The minimal vector table for a Cortex M3. Note that the proper constructs +* The minimal vector table for a Cortex M4. Note that the proper constructs * must be placed on this to ensure that it ends up at physical address * 0x0000.0000. * *******************************************************************************/ - .section .irqstack,"aw",%progbits - irq_stack: - .space 1024 - .section .isr_vector,"a",%progbits .type g_pfnVectors, %object .size g_pfnVectors, .-g_pfnVectors g_pfnVectors: - .word irq_stack+1024 + .word _estack .word Reset_Handler .word NMI_Handler .word HardFault_Handler diff --git a/src/main/target/stm32_flash_f405.ld b/src/main/target/stm32_flash_f405.ld index eb2a7fbf3..a792a296c 100644 --- a/src/main/target/stm32_flash_f405.ld +++ b/src/main/target/stm32_flash_f405.ld @@ -1,30 +1,10 @@ /* ***************************************************************************** ** -** File : stm32_flash.ld +** File : stm32_flash_f405.ld ** -** Abstract : Linker script for STM32F407VG Device with -** 1024KByte FLASH, 128KByte 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 -** -** Environment : Atollic TrueSTUDIO(R) -** -** Distribution: The file is distributed “as is,” without any warranty -** of any kind. -** -** (c)Copyright Atollic AB. -** 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. Atollic AB permit registered Atollic TrueSTUDIO(R) 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 Atollic TrueSTUDIO(R) toolchain. +** Abstract : Linker script for STM32F405RG Device with +** 1024KByte FLASH, 128KByte RAM 64KByte CCM (RAM) ** ***************************************************************************** */ @@ -32,144 +12,15 @@ /* Entry Point */ ENTRY(Reset_Handler) -/* Generate a link error if heap and stack don't fit into RAM */ -_Min_Heap_Size = 0; /* required amount of heap */ -_Min_Stack_Size = 0x400; /* required amount of stack */ - /* Specify the memory areas */ MEMORY { - FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 0x0e0000 - 0x64 - INFOX (rx) : ORIGIN = 0x08000000 + 0x0e0000 - 0x64, LENGTH = 0x64 - RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 128K - MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K + FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 1M + RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 128K + CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K + BACKUP_SRAM (rwx) : ORIGIN = 0x40024000, LENGTH = 4K + MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K } +/* note CCM could be used for stack */ -/* Section Definitions */ -SECTIONS -{ - /* The program code and other data goes into FLASH */ - .text : - { - PROVIDE (isr_vector_table_base = .); - KEEP(*(.isr_vector)) /* Startup code */ - . = 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 */ - } >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 (*(.fini_array*)) - KEEP (*(SORT(.fini_array.*))) - PROVIDE_HIDDEN (__fini_array_end = .); - } >FLASH - - - /* used by the startup to initialize data */ - _sidata = .; - - /* - * Place the IRQ/bootstrap stack at the bottom of SRAM so that an overflow - * results in a hard fault. - */ - .istack (NOLOAD) : - { - . = ALIGN(4); - _irq_stack_end = . ; - *(.irqstack) - _irq_stack_top = . ; - } > RAM - - /* 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(4); - PROVIDE ( end = . ); - PROVIDE ( _end = . ); - . = . + _Min_Heap_Size; - . = . + _Min_Stack_Size; - . = ALIGN(4); - } >RAM - - /* MEMORY_bank1 section, code must be located here explicitly */ - /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ - .memory_b1_text : - { - *(.mb1text) /* .mb1text sections (code) */ - *(.mb1text*) /* .mb1text* sections (code) */ - *(.mb1rodata) /* read-only data (constants) */ - *(.mb1rodata*) - } >MEMORY_B1 - - /* Remove information from the standard libraries */ - /DISCARD/ : - { - libc.a ( * ) - libm.a ( * ) - libgcc.a ( * ) - } - - .ARM.attributes 0 : { *(.ARM.attributes) } -} +INCLUDE "stm32_flash.ld" diff --git a/src/main/target/stm32_flash_f405_opbl.ld b/src/main/target/stm32_flash_f405_opbl.ld index e1215c110..a9e2b7dd8 100644 --- a/src/main/target/stm32_flash_f405_opbl.ld +++ b/src/main/target/stm32_flash_f405_opbl.ld @@ -1,30 +1,10 @@ /* ***************************************************************************** ** -** File : stm32_flash.ld +** File : stm32_flash_f405.ld ** -** Abstract : Linker script for STM32F407VG Device with -** 1024KByte FLASH, 128KByte 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 -** -** Environment : Atollic TrueSTUDIO(R) -** -** Distribution: The file is distributed “as is,” without any warranty -** of any kind. -** -** (c)Copyright Atollic AB. -** 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. Atollic AB permit registered Atollic TrueSTUDIO(R) 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 Atollic TrueSTUDIO(R) toolchain. +** Abstract : Linker script for STM32F405RG Device with +** 1024KByte FLASH, 128KByte RAM 64KByte CCM (RAM) ** ***************************************************************************** */ @@ -32,10 +12,6 @@ /* Entry Point */ ENTRY(Reset_Handler) -/* Generate a link error if heap and stack don't fit into RAM */ -_Min_Heap_Size = 0x2000; /* required amount of heap */ -_Min_Stack_Size = 0x4000; /* required amount of stack */ - /* Specify the memory areas */ /* @@ -48,139 +24,9 @@ _Min_Stack_Size = 0x4000; /* required amount of stack */ MEMORY { FLASH (rx) : ORIGIN = 0x08020000, LENGTH = 0x000A0000 - CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K + CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x00020000 MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K } -REGION_ALIAS("CCSRAM", CCM); -REGION_ALIAS("SRAM", RAM); - -/* Section Definitions */ -SECTIONS -{ - /* The program code and other data goes into FLASH */ - .text : - { - PROVIDE (isr_vector_table_base = .); - KEEP(*(.isr_vector)) /* Startup code */ - . = 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 */ - } >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 (*(.fini_array*)) - KEEP (*(SORT(.fini_array.*))) - PROVIDE_HIDDEN (__fini_array_end = .); - } >FLASH - - - /* used by the startup to initialize data */ - _sidata = .; - - /* - * Place the IRQ/bootstrap stack at the bottom of SRAM so that an overflow - * results in a hard fault. - */ - .istack (NOLOAD) : - { - . = ALIGN(4); - _irq_stack_end = . ; - *(.irqstack) - _irq_stack_top = . ; - } > RAM - - /* 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(4); - PROVIDE ( end = . ); - PROVIDE ( _end = . ); - . = . + _Min_Heap_Size; - . = . + _Min_Stack_Size; - . = ALIGN(4); - } >RAM - - /* MEMORY_bank1 section, code must be located here explicitly */ - /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ - .memory_b1_text : - { - *(.mb1text) /* .mb1text sections (code) */ - *(.mb1text*) /* .mb1text* sections (code) */ - *(.mb1rodata) /* read-only data (constants) */ - *(.mb1rodata*) - } >MEMORY_B1 - - /* Remove information from the standard libraries */ - /DISCARD/ : - { - libc.a ( * ) - libm.a ( * ) - libgcc.a ( * ) - } - - .ARM.attributes 0 : { *(.ARM.attributes) } -} +INCLUDE "stm32_flash.ld" \ No newline at end of file diff --git a/src/main/target/stm32_flash_f411.ld b/src/main/target/stm32_flash_f411.ld index a3d834a18..d145ff3af 100644 --- a/src/main/target/stm32_flash_f411.ld +++ b/src/main/target/stm32_flash_f411.ld @@ -1,49 +1,24 @@ /* ***************************************************************************** ** -** File : stm32_flash.ld +** File : stm32_flash_f411.ld ** ** Abstract : Linker script for STM32F11 Device with ** 512KByte FLASH, 128KByte 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 -** -** Environment : Atollic TrueSTUDIO(R) -** -** Distribution: The file is distributed “as is,” without any warranty -** of any kind. -** -** (c)Copyright Atollic AB. -** 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. Atollic AB permit registered Atollic TrueSTUDIO(R) 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 Atollic TrueSTUDIO(R) toolchain. -** ***************************************************************************** */ /* Entry Point */ ENTRY(Reset_Handler) -/* Generate a link error if heap and stack don't fit into RAM */ -_Min_Heap_Size = 0x2000; /* required amount of heap */ -_Min_Stack_Size = 0x4000; /* required amount of stack */ - -/* Specify the memory areas */ - /* 0x08000000 to 0x08080000 512kb full flash, 0x08000000 to 0x08060000 384kb firmware, 0x08060000 to 0x08080000 128kb config, */ +/* Specify the memory areas */ MEMORY { FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 0x00080000 @@ -51,135 +26,4 @@ MEMORY MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K } -REGION_ALIAS("CCSRAM", RAM); -REGION_ALIAS("SRAM", RAM); - - -/* Section Definitions */ -SECTIONS -{ - /* The program code and other data goes into FLASH */ - .text : - { - PROVIDE (isr_vector_table_base = .); - KEEP(*(.isr_vector)) /* Startup code */ - . = 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 */ - } >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 (*(.fini_array*)) - KEEP (*(SORT(.fini_array.*))) - PROVIDE_HIDDEN (__fini_array_end = .); - } >FLASH - - - /* used by the startup to initialize data */ - _sidata = .; - - /* - * Place the IRQ/bootstrap stack at the bottom of SRAM so that an overflow - * results in a hard fault. - */ - .istack (NOLOAD) : - { - . = ALIGN(4); - _irq_stack_end = . ; - *(.irqstack) - _irq_stack_top = . ; - } > RAM - - /* 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(4); - PROVIDE ( end = . ); - PROVIDE ( _end = . ); - . = . + _Min_Heap_Size; - . = . + _Min_Stack_Size; - . = ALIGN(4); - } >RAM - - /* MEMORY_bank1 section, code must be located here explicitly */ - /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ - .memory_b1_text : - { - *(.mb1text) /* .mb1text sections (code) */ - *(.mb1text*) /* .mb1text* sections (code) */ - *(.mb1rodata) /* read-only data (constants) */ - *(.mb1rodata*) - } >MEMORY_B1 - - /* Remove information from the standard libraries */ - /DISCARD/ : - { - libc.a ( * ) - libm.a ( * ) - libgcc.a ( * ) - } - - .ARM.attributes 0 : { *(.ARM.attributes) } -} +INCLUDE "stm32_flash.ld" diff --git a/src/main/target/stm32_flash_f411_opbl.ld b/src/main/target/stm32_flash_f411_opbl.ld index 7ba674a6d..5787e6d20 100644 --- a/src/main/target/stm32_flash_f411_opbl.ld +++ b/src/main/target/stm32_flash_f411_opbl.ld @@ -1,43 +1,17 @@ /* ***************************************************************************** ** -** File : stm32_flash.ld +** File : stm32_flash_f411.ld ** ** Abstract : Linker script for STM32F11 Device with ** 512KByte FLASH, 128KByte 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 -** -** Environment : Atollic TrueSTUDIO(R) -** -** Distribution: The file is distributed “as is,” without any warranty -** of any kind. -** -** (c)Copyright Atollic AB. -** 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. Atollic AB permit registered Atollic TrueSTUDIO(R) 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 Atollic TrueSTUDIO(R) toolchain. -** ***************************************************************************** */ /* Entry Point */ ENTRY(Reset_Handler) -/* Generate a link error if heap and stack don't fit into RAM */ -_Min_Heap_Size = 0x2000; /* required amount of heap */ -_Min_Stack_Size = 0x4000; /* required amount of stack */ - -/* Specify the memory areas */ - /* 0x08000000 to 0x08080000 512kb full flash, 0x08000000 to 0x08010000 64kb OPBL, @@ -45,6 +19,7 @@ _Min_Stack_Size = 0x4000; /* required amount of stack */ 0x08060000 to 0x08080000 128kb config, */ +/* Specify the memory areas */ MEMORY { FLASH (rx) : ORIGIN = 0x08010000, LENGTH = 0x00070000 @@ -52,135 +27,4 @@ MEMORY MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K } -REGION_ALIAS("CCSRAM", RAM); -REGION_ALIAS("SRAM", RAM); - - -/* Section Definitions */ -SECTIONS -{ - /* The program code and other data goes into FLASH */ - .text : - { - PROVIDE (isr_vector_table_base = .); - KEEP(*(.isr_vector)) /* Startup code */ - . = 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 */ - } >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 (*(.fini_array*)) - KEEP (*(SORT(.fini_array.*))) - PROVIDE_HIDDEN (__fini_array_end = .); - } >FLASH - - - /* used by the startup to initialize data */ - _sidata = .; - - /* - * Place the IRQ/bootstrap stack at the bottom of SRAM so that an overflow - * results in a hard fault. - */ - .istack (NOLOAD) : - { - . = ALIGN(4); - _irq_stack_end = . ; - *(.irqstack) - _irq_stack_top = . ; - } > RAM - - /* 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(4); - PROVIDE ( end = . ); - PROVIDE ( _end = . ); - . = . + _Min_Heap_Size; - . = . + _Min_Stack_Size; - . = ALIGN(4); - } >RAM - - /* MEMORY_bank1 section, code must be located here explicitly */ - /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */ - .memory_b1_text : - { - *(.mb1text) /* .mb1text sections (code) */ - *(.mb1text*) /* .mb1text* sections (code) */ - *(.mb1rodata) /* read-only data (constants) */ - *(.mb1rodata*) - } >MEMORY_B1 - - /* Remove information from the standard libraries */ - /DISCARD/ : - { - libc.a ( * ) - libm.a ( * ) - libgcc.a ( * ) - } - - .ARM.attributes 0 : { *(.ARM.attributes) } -} +INCLUDE "stm32_flash.ld"