diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_ARM/stm32f070xb.sct b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_ARM/stm32f070xb.sct
index 11beeead85..dac4ede414 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_ARM/stm32f070xb.sct
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_ARM/stm32f070xb.sct
@@ -1,54 +1,52 @@
#! armcc -E
; Scatter-Loading Description File
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; Copyright (c) 2014, STMicroelectronics
-; All rights reserved.
;
-; Redistribution and use in source and binary forms, with or without
-; modification, are permitted provided that the following conditions are met:
-;
-; 1. Redistributions of source code must retain the above copyright notice,
-; this list of conditions and the following disclaimer.
-; 2. Redistributions in binary form must reproduce the above copyright notice,
-; this list of conditions and the following disclaimer in the documentation
-; and/or other materials provided with the distribution.
-; 3. Neither the name of STMicroelectronics nor the names of its contributors
-; may be used to endorse or promote products derived from this software
-; without specific prior written permission.
-;
-; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-; CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-; OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+; SPDX-License-Identifier: BSD-3-Clause
+;******************************************************************************
+;* @attention
+;*
+;* Copyright (c) 2014-2020 STMicroelectronics.
+;* All rights reserved.
+;*
+;* This software component is licensed by ST under BSD 3-Clause license,
+;* the "License"; You may not use this file except in compliance with the
+;* License. You may obtain a copy of the License at:
+;* opensource.org/licenses/BSD-3-Clause
+;*
+;******************************************************************************
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-#define Stack_Size MBED_BOOT_STACK_SIZE
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
-; STM32F070RB: 128KB FLASH (0x20000) + 16KB RAM (0x4000)
+#if !defined(MBED_BOOT_STACK_SIZE)
+/* This value is normally defined by the tools to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
- LR_IROM1 0x08000000 0x20000 { ; load region size_region
- ER_IROM1 0x08000000 0x20000 { ; load address = execution address
- *.o (RESET, +First)
- *(InRoot$$Sections)
- .ANY (+RO)
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 48
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) AND ~7)
+
+LR_IROM1 MBED_APP_START MBED_APP_SIZE {
+
+ ER_IROM1 MBED_APP_START MBED_APP_SIZE {
+ *.o (RESET, +First)
+ *(InRoot$$Sections)
+ .ANY (+RO)
}
- ; 48 vectors = 192 bytes (0xC0) to be reserved in RAM
- RW_IRAM1 (0x20000000+0xC0) (0x4000-0xC0-Stack_Size) { ; RW data
- .ANY (+RW +ZI)
+ RW_IRAM1 (MBED_RAM_START + VECTORS_SIZE) { ; RW data
+ .ANY (+RW +ZI)
}
- ARM_LIB_STACK (0x20000000+0x4000) EMPTY -Stack_Size { ; stack
+ ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_START + MBED_RAM_SIZE - MBED_BOOT_STACK_SIZE - AlignExpr(ImageLimit(RW_IRAM1), 16)) { ; Heap growing up
+ }
+
+ ARM_LIB_STACK (MBED_RAM_START + MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; Stack region growing down
}
}
-
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_GCC_ARM/STM32F070XB.ld b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_GCC_ARM/STM32F070XB.ld
index 392e842f62..d1c440ba11 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_GCC_ARM/STM32F070XB.ld
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_GCC_ARM/STM32F070XB.ld
@@ -1,22 +1,50 @@
/* Linker script to configure memory regions. */
+/*
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-StackSize = MBED_BOOT_STACK_SIZE;
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
+
+#if !defined(MBED_BOOT_STACK_SIZE)
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
+
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 48
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) & 0xFFFFFFF8)
MEMORY
-{
- FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 128k
- RAM (xrw) : ORIGIN = 0x200000C0, LENGTH = 16k - 0x0C0
+{
+ FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
+ RAM (rwx) : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
- *
+ *
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
@@ -47,6 +75,7 @@ SECTIONS
{
KEEP(*(.isr_vector))
*(.text*)
+
KEEP(*(.init))
KEEP(*(.fini))
@@ -83,7 +112,7 @@ SECTIONS
__etext = .;
_sidata = .;
-
+
.data : AT (__etext)
{
__data_start__ = .;
@@ -104,7 +133,6 @@ SECTIONS
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
-
. = ALIGN(8);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
@@ -120,20 +148,19 @@ SECTIONS
} > RAM
- /* .stack section doesn't contains any symbols. It is only
- * used for linker to reserve space for the main stack section
- */
- .stack (NOLOAD):
+ /* Uninitialized data section
+ * This region is not initialized by the C/C++ library and can be used to
+ * store state across soft reboots. */
+ .uninitialized (NOLOAD):
{
- __StackLimit = .;
- *(.stack*);
- . += StackSize - (. - __StackLimit);
+ . = ALIGN(32);
+ __uninitialized_start = .;
+ *(.uninitialized)
+ KEEP(*(.keep.uninitialized))
+ . = ALIGN(32);
+ __uninitialized_end = .;
} > RAM
- __StackTop = ADDR(.stack) + StackSize;
- _estack = __StackTop;
- __StackLimit = ADDR(.stack);
- PROVIDE(__stack = __StackTop);
-
+
.bss :
{
. = ALIGN(8);
@@ -149,14 +176,27 @@ SECTIONS
.heap (COPY):
{
__end__ = .;
- end = __end__;
- *(.heap*);
- . += (ORIGIN(RAM) + LENGTH(RAM) - .);
+ PROVIDE(end = .);
+ *(.heap*)
+ . = ORIGIN(RAM) + LENGTH(RAM) - MBED_BOOT_STACK_SIZE;
__HeapLimit = .;
} > RAM
- PROVIDE(__heap_size = SIZEOF(.heap));
- PROVIDE(__mbed_sbrk_start = ADDR(.heap));
- PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
+ /* .stack_dummy section doesn't contains any symbols. It is only
+ * used for linker to calculate size of stack sections, and assign
+ * values to stack symbols later */
+ .stack_dummy (COPY):
+ {
+ *(.stack*)
+ } > RAM
+ /* Set stack top to end of RAM, and stack limit move down by
+ * size of stack_dummy section */
+ __StackTop = ORIGIN(RAM) + LENGTH(RAM);
+ _estack = __StackTop;
+ __StackLimit = __StackTop - MBED_BOOT_STACK_SIZE;
+ PROVIDE(__stack = __StackTop);
+
+ /* Check if data + heap + stack exceeds RAM limit */
+ ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
}
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_IAR/stm32f070xb.icf b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_IAR/stm32f070xb.icf
index c678211061..9d54f3418f 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_IAR/stm32f070xb.icf
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/TOOLCHAIN_IAR/stm32f070xb.icf
@@ -1,36 +1,59 @@
-/*###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 __ICFEDIT_region_ROM_start__ = 0x08000000;
-define symbol __ICFEDIT_region_ROM_end__ = 0x0801FFFF;
-define symbol __ICFEDIT_region_RAM_start__ = 0x200000C0;
-define symbol __ICFEDIT_region_RAM_end__ = 0x20003FFF;
-/*-Sizes-*/
+/* Linker script to configure memory regions.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
+/* Device specific values */
+
+/* Tools provide -DMBED_ROM_START=xxx -DMBED_ROM_SIZE=xxx -DMBED_RAM_START=xxx -DMBED_RAM_SIZE=xxx */
+
+define symbol VECTORS = 48; /* This value must match NVIC_NUM_VECTORS in cmsis_nvic.h */
+define symbol HEAP_SIZE = 0x1000;
+
+/* Common - Do not change */
+
+if (!isdefinedsymbol(MBED_APP_START)) {
+ define symbol MBED_APP_START = MBED_ROM_START;
+}
+
+if (!isdefinedsymbol(MBED_APP_SIZE)) {
+ define symbol MBED_APP_SIZE = MBED_ROM_SIZE;
+}
+
if (!isdefinedsymbol(MBED_BOOT_STACK_SIZE)) {
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
define symbol MBED_BOOT_STACK_SIZE = 0x400;
}
-define symbol __ICFEDIT_size_cstack__ = MBED_BOOT_STACK_SIZE;
-define symbol __ICFEDIT_size_heap__ = 0xC00;
-/**** End of ICF editor section. ###ICF###*/
+
+/* Round up VECTORS_SIZE to 8 bytes */
+define symbol VECTORS_SIZE = ((VECTORS * 4) + 7) & ~7;
+define symbol RAM_REGION_START = MBED_RAM_START + VECTORS_SIZE;
+define symbol RAM_REGION_SIZE = MBED_RAM_SIZE - VECTORS_SIZE;
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 ROM_region = mem:[from MBED_APP_START size MBED_APP_SIZE];
+define region RAM_region = mem:[from RAM_REGION_START size RAM_REGION_SIZE];
-define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
-define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
+define block CSTACK with alignment = 8, size = MBED_BOOT_STACK_SIZE { };
+define block HEAP with alignment = 8, size = HEAP_SIZE { };
initialize by copy { readwrite };
do not initialize { section .noinit };
-place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };
+place at address mem: MBED_APP_START { readonly section .intvec };
place in ROM_region { readonly };
place in RAM_region { readwrite,
block CSTACK, block HEAP };
-
-export symbol __ICFEDIT_region_RAM_start__;
-export symbol __ICFEDIT_region_RAM_end__;
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/cmsis_nvic.h b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/cmsis_nvic.h
index 63246b8025..f02bc3777f 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/cmsis_nvic.h
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F070RB/device/cmsis_nvic.h
@@ -1,33 +1,18 @@
/* mbed Microcontroller Library
- * CMSIS-style functionality to support dynamic vectors
- *******************************************************************************
- * Copyright (c) 2015, STMicroelectronics
- * All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
+ * © Copyright (c) 2015-2020 STMicroelectronics.
+ * All rights reserved.
*
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
+ ******************************************************************************
+*/
#ifndef MBED_CMSIS_NVIC_H
#define MBED_CMSIS_NVIC_H
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_ARM/stm32f072rb.sct b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_ARM/stm32f072rb.sct
index 68918057da..dac4ede414 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_ARM/stm32f072rb.sct
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_ARM/stm32f072rb.sct
@@ -1,54 +1,52 @@
#! armcc -E
; Scatter-Loading Description File
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; Copyright (c) 2014, STMicroelectronics
-; All rights reserved.
;
-; Redistribution and use in source and binary forms, with or without
-; modification, are permitted provided that the following conditions are met:
-;
-; 1. Redistributions of source code must retain the above copyright notice,
-; this list of conditions and the following disclaimer.
-; 2. Redistributions in binary form must reproduce the above copyright notice,
-; this list of conditions and the following disclaimer in the documentation
-; and/or other materials provided with the distribution.
-; 3. Neither the name of STMicroelectronics nor the names of its contributors
-; may be used to endorse or promote products derived from this software
-; without specific prior written permission.
-;
-; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-; CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-; OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+; SPDX-License-Identifier: BSD-3-Clause
+;******************************************************************************
+;* @attention
+;*
+;* Copyright (c) 2014-2020 STMicroelectronics.
+;* All rights reserved.
+;*
+;* This software component is licensed by ST under BSD 3-Clause license,
+;* the "License"; You may not use this file except in compliance with the
+;* License. You may obtain a copy of the License at:
+;* opensource.org/licenses/BSD-3-Clause
+;*
+;******************************************************************************
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-#define Stack_Size MBED_BOOT_STACK_SIZE
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
-; STM32F072RB: 128KB FLASH (0x20000) + 16KB RAM (0x4000)
+#if !defined(MBED_BOOT_STACK_SIZE)
+/* This value is normally defined by the tools to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
- LR_IROM1 0x08000000 0x20000 { ; load region size_region
- ER_IROM1 0x08000000 0x20000 { ; load address = execution address
- *.o (RESET, +First)
- *(InRoot$$Sections)
- .ANY (+RO)
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 48
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) AND ~7)
+
+LR_IROM1 MBED_APP_START MBED_APP_SIZE {
+
+ ER_IROM1 MBED_APP_START MBED_APP_SIZE {
+ *.o (RESET, +First)
+ *(InRoot$$Sections)
+ .ANY (+RO)
}
- ; 48 vectors = 192 bytes (0xC0) to be reserved in RAM
- RW_IRAM1 (0x20000000+0xC0) (0x4000-0xC0-Stack_Size) { ; RW data
- .ANY (+RW +ZI)
+ RW_IRAM1 (MBED_RAM_START + VECTORS_SIZE) { ; RW data
+ .ANY (+RW +ZI)
}
- ARM_LIB_STACK (0x20000000+0x4000) EMPTY -Stack_Size { ; stack
+ ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_START + MBED_RAM_SIZE - MBED_BOOT_STACK_SIZE - AlignExpr(ImageLimit(RW_IRAM1), 16)) { ; Heap growing up
+ }
+
+ ARM_LIB_STACK (MBED_RAM_START + MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; Stack region growing down
}
}
-
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_GCC_ARM/STM32F072XB.ld b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_GCC_ARM/STM32F072XB.ld
index 392e842f62..d1c440ba11 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_GCC_ARM/STM32F072XB.ld
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_GCC_ARM/STM32F072XB.ld
@@ -1,22 +1,50 @@
/* Linker script to configure memory regions. */
+/*
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-StackSize = MBED_BOOT_STACK_SIZE;
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
+
+#if !defined(MBED_BOOT_STACK_SIZE)
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
+
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 48
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) & 0xFFFFFFF8)
MEMORY
-{
- FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 128k
- RAM (xrw) : ORIGIN = 0x200000C0, LENGTH = 16k - 0x0C0
+{
+ FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
+ RAM (rwx) : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
- *
+ *
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
@@ -47,6 +75,7 @@ SECTIONS
{
KEEP(*(.isr_vector))
*(.text*)
+
KEEP(*(.init))
KEEP(*(.fini))
@@ -83,7 +112,7 @@ SECTIONS
__etext = .;
_sidata = .;
-
+
.data : AT (__etext)
{
__data_start__ = .;
@@ -104,7 +133,6 @@ SECTIONS
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
-
. = ALIGN(8);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
@@ -120,20 +148,19 @@ SECTIONS
} > RAM
- /* .stack section doesn't contains any symbols. It is only
- * used for linker to reserve space for the main stack section
- */
- .stack (NOLOAD):
+ /* Uninitialized data section
+ * This region is not initialized by the C/C++ library and can be used to
+ * store state across soft reboots. */
+ .uninitialized (NOLOAD):
{
- __StackLimit = .;
- *(.stack*);
- . += StackSize - (. - __StackLimit);
+ . = ALIGN(32);
+ __uninitialized_start = .;
+ *(.uninitialized)
+ KEEP(*(.keep.uninitialized))
+ . = ALIGN(32);
+ __uninitialized_end = .;
} > RAM
- __StackTop = ADDR(.stack) + StackSize;
- _estack = __StackTop;
- __StackLimit = ADDR(.stack);
- PROVIDE(__stack = __StackTop);
-
+
.bss :
{
. = ALIGN(8);
@@ -149,14 +176,27 @@ SECTIONS
.heap (COPY):
{
__end__ = .;
- end = __end__;
- *(.heap*);
- . += (ORIGIN(RAM) + LENGTH(RAM) - .);
+ PROVIDE(end = .);
+ *(.heap*)
+ . = ORIGIN(RAM) + LENGTH(RAM) - MBED_BOOT_STACK_SIZE;
__HeapLimit = .;
} > RAM
- PROVIDE(__heap_size = SIZEOF(.heap));
- PROVIDE(__mbed_sbrk_start = ADDR(.heap));
- PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
+ /* .stack_dummy section doesn't contains any symbols. It is only
+ * used for linker to calculate size of stack sections, and assign
+ * values to stack symbols later */
+ .stack_dummy (COPY):
+ {
+ *(.stack*)
+ } > RAM
+ /* Set stack top to end of RAM, and stack limit move down by
+ * size of stack_dummy section */
+ __StackTop = ORIGIN(RAM) + LENGTH(RAM);
+ _estack = __StackTop;
+ __StackLimit = __StackTop - MBED_BOOT_STACK_SIZE;
+ PROVIDE(__stack = __StackTop);
+
+ /* Check if data + heap + stack exceeds RAM limit */
+ ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
}
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_IAR/stm32f072xb.icf b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_IAR/stm32f072xb.icf
index 4686ab50b0..9d54f3418f 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_IAR/stm32f072xb.icf
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/TOOLCHAIN_IAR/stm32f072xb.icf
@@ -1,37 +1,59 @@
-/*###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 __ICFEDIT_region_ROM_start__ = 0x08000000;
-define symbol __ICFEDIT_region_ROM_end__ = 0x0801FFFF;
-define symbol __ICFEDIT_region_RAM_start__ = 0x200000C0;
-define symbol __ICFEDIT_region_RAM_end__ = 0x20003FFF;
-/*-Sizes-*/
+/* Linker script to configure memory regions.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
+/* Device specific values */
+
+/* Tools provide -DMBED_ROM_START=xxx -DMBED_ROM_SIZE=xxx -DMBED_RAM_START=xxx -DMBED_RAM_SIZE=xxx */
+
+define symbol VECTORS = 48; /* This value must match NVIC_NUM_VECTORS in cmsis_nvic.h */
+define symbol HEAP_SIZE = 0x1000;
+
+/* Common - Do not change */
+
+if (!isdefinedsymbol(MBED_APP_START)) {
+ define symbol MBED_APP_START = MBED_ROM_START;
+}
+
+if (!isdefinedsymbol(MBED_APP_SIZE)) {
+ define symbol MBED_APP_SIZE = MBED_ROM_SIZE;
+}
+
if (!isdefinedsymbol(MBED_BOOT_STACK_SIZE)) {
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
define symbol MBED_BOOT_STACK_SIZE = 0x400;
}
-define symbol __ICFEDIT_size_cstack__ = MBED_BOOT_STACK_SIZE;
-define symbol __ICFEDIT_size_heap__ = 0xC00;
-/**** End of ICF editor section. ###ICF###*/
+
+/* Round up VECTORS_SIZE to 8 bytes */
+define symbol VECTORS_SIZE = ((VECTORS * 4) + 7) & ~7;
+define symbol RAM_REGION_START = MBED_RAM_START + VECTORS_SIZE;
+define symbol RAM_REGION_SIZE = MBED_RAM_SIZE - VECTORS_SIZE;
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 ROM_region = mem:[from MBED_APP_START size MBED_APP_SIZE];
+define region RAM_region = mem:[from RAM_REGION_START size RAM_REGION_SIZE];
-define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
-define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
+define block CSTACK with alignment = 8, size = MBED_BOOT_STACK_SIZE { };
+define block HEAP with alignment = 8, size = HEAP_SIZE { };
initialize by copy { readwrite };
do not initialize { section .noinit };
-place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };
+place at address mem: MBED_APP_START { readonly section .intvec };
place in ROM_region { readonly };
place in RAM_region { readwrite,
block CSTACK, block HEAP };
-
-export symbol __ICFEDIT_region_RAM_start__;
-export symbol __ICFEDIT_region_RAM_end__;
-
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/cmsis_nvic.h b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/cmsis_nvic.h
index 5b41f231dd..39a8b68895 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/cmsis_nvic.h
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_NUCLEO_F072RB/device/cmsis_nvic.h
@@ -1,33 +1,18 @@
/* mbed Microcontroller Library
- * CMSIS-style functionality to support dynamic vectors
- *******************************************************************************
- * Copyright (c) 2014, STMicroelectronics
- * All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
+ * © Copyright (c) 2014-2020 STMicroelectronics.
+ * All rights reserved.
*
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
+ ******************************************************************************
+*/
#ifndef MBED_CMSIS_NVIC_H
#define MBED_CMSIS_NVIC_H
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_ARM/stm32f091rc.sct b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_ARM/stm32f091rc.sct
index 27dde4f374..b978ab2c7c 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_ARM/stm32f091rc.sct
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_ARM/stm32f091rc.sct
@@ -1,54 +1,52 @@
#! armcc -E
; Scatter-Loading Description File
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; Copyright (c) 2014, STMicroelectronics
-; All rights reserved.
;
-; Redistribution and use in source and binary forms, with or without
-; modification, are permitted provided that the following conditions are met:
-;
-; 1. Redistributions of source code must retain the above copyright notice,
-; this list of conditions and the following disclaimer.
-; 2. Redistributions in binary form must reproduce the above copyright notice,
-; this list of conditions and the following disclaimer in the documentation
-; and/or other materials provided with the distribution.
-; 3. Neither the name of STMicroelectronics nor the names of its contributors
-; may be used to endorse or promote products derived from this software
-; without specific prior written permission.
-;
-; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-; CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-; OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+; SPDX-License-Identifier: BSD-3-Clause
+;******************************************************************************
+;* @attention
+;*
+;* Copyright (c) 2014-2020 STMicroelectronics.
+;* All rights reserved.
+;*
+;* This software component is licensed by ST under BSD 3-Clause license,
+;* the "License"; You may not use this file except in compliance with the
+;* License. You may obtain a copy of the License at:
+;* opensource.org/licenses/BSD-3-Clause
+;*
+;******************************************************************************
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-#define Stack_Size MBED_BOOT_STACK_SIZE
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
-; STM32F091RC: 256KB FLASH (0x40000) + 32KB RAM (0x8000)
+#if !defined(MBED_BOOT_STACK_SIZE)
+/* This value is normally defined by the tools to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
- LR_IROM1 0x08000000 0x40000 { ; load region size_region
- ER_IROM1 0x08000000 0x40000 { ; load address = execution address
- *.o (RESET, +First)
- *(InRoot$$Sections)
- .ANY (+RO)
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 47
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) AND ~7)
+
+LR_IROM1 MBED_APP_START MBED_APP_SIZE {
+
+ ER_IROM1 MBED_APP_START MBED_APP_SIZE {
+ *.o (RESET, +First)
+ *(InRoot$$Sections)
+ .ANY (+RO)
}
- ; 48 vectors = 192 bytes (0xC0) to be reserved in RAM
- RW_IRAM1 (0x20000000+0xC0) (0x8000-0xC0-Stack_Size) { ; RW data
- .ANY (+RW +ZI)
+ RW_IRAM1 (MBED_RAM_START + VECTORS_SIZE) { ; RW data
+ .ANY (+RW +ZI)
}
- ARM_LIB_STACK (0x20000000+0x8000) EMPTY -Stack_Size { ; stack
+ ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_START + MBED_RAM_SIZE - MBED_BOOT_STACK_SIZE - AlignExpr(ImageLimit(RW_IRAM1), 16)) { ; Heap growing up
+ }
+
+ ARM_LIB_STACK (MBED_RAM_START + MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; Stack region growing down
}
}
-
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_GCC_ARM/STM32F091XC.ld b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_GCC_ARM/STM32F091XC.ld
index bf6335b089..649b7e659d 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_GCC_ARM/STM32F091XC.ld
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_GCC_ARM/STM32F091XC.ld
@@ -1,22 +1,50 @@
/* Linker script to configure memory regions. */
+/*
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
-#if !defined(MBED_BOOT_STACK_SIZE)
- #define MBED_BOOT_STACK_SIZE 0x400
+
+#if !defined(MBED_APP_START)
+ #define MBED_APP_START MBED_ROM_START
#endif
-StackSize = MBED_BOOT_STACK_SIZE;
+#if !defined(MBED_APP_SIZE)
+ #define MBED_APP_SIZE MBED_ROM_SIZE
+#endif
+
+#if !defined(MBED_BOOT_STACK_SIZE)
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
+ #define MBED_BOOT_STACK_SIZE 0x400
+#endif
+
+/* Round up VECTORS_SIZE to 8 bytes */
+#define NVIC_NUM_VECTORS 47
+#define VECTORS_SIZE (((NVIC_NUM_VECTORS * 4) + 7) & 0xFFFFFFF8)
MEMORY
-{
- FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 256k
- RAM (xrw) : ORIGIN = 0x200000C0, LENGTH = 32k - 0x0C0
+{
+ FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
+ RAM (rwx) : ORIGIN = MBED_RAM_START + VECTORS_SIZE, LENGTH = MBED_RAM_SIZE - VECTORS_SIZE
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
- *
+ *
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
@@ -47,6 +75,7 @@ SECTIONS
{
KEEP(*(.isr_vector))
*(.text*)
+
KEEP(*(.init))
KEEP(*(.fini))
@@ -83,7 +112,7 @@ SECTIONS
__etext = .;
_sidata = .;
-
+
.data : AT (__etext)
{
__data_start__ = .;
@@ -104,7 +133,6 @@ SECTIONS
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
-
. = ALIGN(8);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
@@ -120,6 +148,19 @@ SECTIONS
} > RAM
+ /* Uninitialized data section
+ * This region is not initialized by the C/C++ library and can be used to
+ * store state across soft reboots. */
+ .uninitialized (NOLOAD):
+ {
+ . = ALIGN(32);
+ __uninitialized_start = .;
+ *(.uninitialized)
+ KEEP(*(.keep.uninitialized))
+ . = ALIGN(32);
+ __uninitialized_end = .;
+ } > RAM
+
.bss :
{
. = ALIGN(8);
@@ -135,9 +176,9 @@ SECTIONS
.heap (COPY):
{
__end__ = .;
- end = __end__;
+ PROVIDE(end = .);
*(.heap*)
- . = ORIGIN(RAM) + LENGTH(RAM) - StackSize;
+ . = ORIGIN(RAM) + LENGTH(RAM) - MBED_BOOT_STACK_SIZE;
__HeapLimit = .;
} > RAM
@@ -153,7 +194,7 @@ SECTIONS
* size of stack_dummy section */
__StackTop = ORIGIN(RAM) + LENGTH(RAM);
_estack = __StackTop;
- __StackLimit = __StackTop - StackSize;
+ __StackLimit = __StackTop - MBED_BOOT_STACK_SIZE;
PROVIDE(__stack = __StackTop);
/* Check if data + heap + stack exceeds RAM limit */
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_IAR/stm32f091xc.icf b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_IAR/stm32f091xc.icf
index f781df880e..00101fa56e 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_IAR/stm32f091xc.icf
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/TOOLCHAIN_IAR/stm32f091xc.icf
@@ -1,36 +1,59 @@
-/*###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 __ICFEDIT_region_ROM_start__ = 0x08000000;
-define symbol __ICFEDIT_region_ROM_end__ = 0x0803FFFF;
-define symbol __ICFEDIT_region_RAM_start__ = 0x200000C0;
-define symbol __ICFEDIT_region_RAM_end__ = 0x20007FFF;
-/*-Sizes-*/
+/* Linker script to configure memory regions.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
+ *
+ * Copyright (c) 2016-2020 STMicroelectronics.
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+*/
+/* Device specific values */
+
+/* Tools provide -DMBED_ROM_START=xxx -DMBED_ROM_SIZE=xxx -DMBED_RAM_START=xxx -DMBED_RAM_SIZE=xxx */
+
+define symbol VECTORS = 47; /* This value must match NVIC_NUM_VECTORS in cmsis_nvic.h */
+define symbol HEAP_SIZE = 0x2000;
+
+/* Common - Do not change */
+
+if (!isdefinedsymbol(MBED_APP_START)) {
+ define symbol MBED_APP_START = MBED_ROM_START;
+}
+
+if (!isdefinedsymbol(MBED_APP_SIZE)) {
+ define symbol MBED_APP_SIZE = MBED_ROM_SIZE;
+}
+
if (!isdefinedsymbol(MBED_BOOT_STACK_SIZE)) {
+ /* This value is normally defined by the tools
+ to 0x1000 for bare metal and 0x400 for RTOS */
define symbol MBED_BOOT_STACK_SIZE = 0x400;
}
-define symbol __ICFEDIT_size_cstack__ = MBED_BOOT_STACK_SIZE;
-define symbol __ICFEDIT_size_heap__ = 0x2000;
-/**** End of ICF editor section. ###ICF###*/
+
+/* Round up VECTORS_SIZE to 8 bytes */
+define symbol VECTORS_SIZE = ((VECTORS * 4) + 7) & ~7;
+define symbol RAM_REGION_START = MBED_RAM_START + VECTORS_SIZE;
+define symbol RAM_REGION_SIZE = MBED_RAM_SIZE - VECTORS_SIZE;
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 ROM_region = mem:[from MBED_APP_START size MBED_APP_SIZE];
+define region RAM_region = mem:[from RAM_REGION_START size RAM_REGION_SIZE];
-define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
-define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
+define block CSTACK with alignment = 8, size = MBED_BOOT_STACK_SIZE { };
+define block HEAP with alignment = 8, size = HEAP_SIZE { };
initialize by copy { readwrite };
do not initialize { section .noinit };
-place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };
+place at address mem: MBED_APP_START { readonly section .intvec };
place in ROM_region { readonly };
place in RAM_region { readwrite,
block CSTACK, block HEAP };
-
-export symbol __ICFEDIT_region_RAM_start__;
-export symbol __ICFEDIT_region_RAM_end__;
diff --git a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/cmsis_nvic.h b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/cmsis_nvic.h
index 3b7329585d..033a8e4a29 100644
--- a/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/cmsis_nvic.h
+++ b/targets/TARGET_STM/TARGET_STM32F0/TARGET_STM32F091xC/device/cmsis_nvic.h
@@ -1,33 +1,18 @@
/* mbed Microcontroller Library
- * CMSIS-style functionality to support dynamic vectors
- *******************************************************************************
- * Copyright (c) 2015, STMicroelectronics
- * All rights reserved.
+ * SPDX-License-Identifier: BSD-3-Clause
+ ******************************************************************************
+ * @attention
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
+ * © Copyright (c) 2015-2020 STMicroelectronics.
+ * All rights reserved.
*
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
+ ******************************************************************************
+*/
#ifndef MBED_CMSIS_NVIC_H
#define MBED_CMSIS_NVIC_H