Variant addition: Nucleo-64 L412RB_P

README.md

@@ -148,6 +148,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | :green_heart:  | STM32L053R8 | [Nucleo L053R8](http://www.st.com/en/evaluation-tools/nucleo-l053r8.html) | *0.1.0* |  |
 | :green_heart:  | STM32L073RZ | [Nucleo L073RZ](http://www.st.com/en/evaluation-tools/nucleo-l073rz.html) | *1.4.0* |  |
 | :green_heart:  | STM32L152RE | [Nucleo L152RE](http://www.st.com/en/evaluation-tools/nucleo-l152re.html) | *1.0.0* |  |
+| :yellow_heart:  | STM32L412RB-P | [Nucleo L412RC-P](https://www.st.com/en/evaluation-tools/nucleo-l412rb-p.html) | **2.11.0** |  |
 | :green_heart:  | STM32L433RC-P | [Nucleo L433RC-P](https://www.st.com/en/evaluation-tools/nucleo-l433rc-p.html) | *1.9.0* |  |
 | :green_heart:  | STM32L452RE | [Nucleo L452RE](http://www.st.com/en/evaluation-tools/nucleo-l452re.html) | *1.5.0* |  |
 | :green_heart:  | STM32L452RE-P | [Nucleo L452RE-P](http://www.st.com/en/evaluation-tools/nucleo-l452re-p.html) | *1.8.0* |  |
@@ -704,7 +705,8 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
 | Status | Device(s) | Name | Release | Notes |
 | :----: | :-------: | ---- | :-----: | :---- |
 | :green_heart:  | STM32L412K8<br>STM32L412KB<br>STM32L422KB | Generic Board | *2.0.0* |  |
-| :green_heart:  | STM32L431CB<br>STM32L431CC | Generic Board | *2.8.1* |  |
+| :yellow_heart:  | STM32L412RBIxP<br>STM32L412RBTxP | Generic Board | **2.11.0** |  |
+| :green_heart: | STM32L431CB<br>STM32L431CC | Generic Board | *2.8.1* | |
 | :green_heart:  | STM32L431RB<br>STM32L431RC | Generic Board | *2.3.0* |  |
 | :green_heart:  | STM32L432KB<br>STM32L432KC<br>STM32L442KC | Generic Board | *2.0.0* |  |
 | :green_heart:  | STM32L433CBT<br>STM32L433CCT | Generic Board | *2.1.0* |  |

boards.txt

@@ -758,6 +758,21 @@ Nucleo_64.menu.pnum.NUCLEO_L152RE.build.variant=STM32L1xx/L151RET_L152RET_L162RE
 Nucleo_64.menu.pnum.NUCLEO_L152RE.openocd.target=stm32l1
 Nucleo_64.menu.pnum.NUCLEO_L152RE.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32L1xx/STM32L152.svd
 
+# NUCLEO_L412RB_P board
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P=Nucleo L412RB-P
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.node=NODE_L412RB
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.upload.maximum_size=131072
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.upload.maximum_data_size=40960
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.mcu=cortex-m4
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.fpu=-mfpu=fpv4-sp-d16
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.float-abi=-mfloat-abi=hard
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.board=NUCLEO_L412RB_P
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.series=STM32L4xx
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.product_line=STM32L412xx
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.build.variant=STM32L4xx/L412RB(I-T)xP
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.openocd.target=stm32l4x
+Nucleo_64.menu.pnum.NUCLEO_L412RB_P.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32L4xx/STM32L412.svd
+
 # NUCLEO_L433RC_P board
 Nucleo_64.menu.pnum.NUCLEO_L433RC_P=Nucleo L433RC-P
 Nucleo_64.menu.pnum.NUCLEO_L433RC_P.node=NODE_L433RC
@@ -11471,6 +11486,24 @@ GenL4.menu.pnum.GENERIC_L412KBUX.build.product_line=STM32L412xx
 GenL4.menu.pnum.GENERIC_L412KBUX.build.variant=STM32L4xx/L412K(8-B)(T-U)_L422KB(T-U)
 GenL4.menu.pnum.GENERIC_L412KBUX.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32L4xx/STM32L412.svd
 
+# Generic L412RBIxP
+GenL4.menu.pnum.GENERIC_L412RBIXP=Generic L412RBIxP
+GenL4.menu.pnum.GENERIC_L412RBIXP.upload.maximum_size=131072
+GenL4.menu.pnum.GENERIC_L412RBIXP.upload.maximum_data_size=40960
+GenL4.menu.pnum.GENERIC_L412RBIXP.build.board=GENERIC_L412RBIXP
+GenL4.menu.pnum.GENERIC_L412RBIXP.build.product_line=STM32L412xx
+GenL4.menu.pnum.GENERIC_L412RBIXP.build.variant=STM32L4xx/L412RB(I-T)xP
+GenL4.menu.pnum.GENERIC_L412RBIXP.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32L4xx/STM32L412.svd
+
+# Generic L412RBTxP
+GenL4.menu.pnum.GENERIC_L412RBTXP=Generic L412RBTxP
+GenL4.menu.pnum.GENERIC_L412RBTXP.upload.maximum_size=131072
+GenL4.menu.pnum.GENERIC_L412RBTXP.upload.maximum_data_size=40960
+GenL4.menu.pnum.GENERIC_L412RBTXP.build.board=GENERIC_L412RBTXP
+GenL4.menu.pnum.GENERIC_L412RBTXP.build.product_line=STM32L412xx
+GenL4.menu.pnum.GENERIC_L412RBTXP.build.variant=STM32L4xx/L412RB(I-T)xP
+GenL4.menu.pnum.GENERIC_L412RBTXP.debug.svd_file={runtime.tools.STM32_SVD.path}/svd/STM32L4xx/STM32L412.svd
+
 # Generic L422KBTx
 GenL4.menu.pnum.GENERIC_L422KBTX=Generic L422KBTx
 GenL4.menu.pnum.GENERIC_L422KBTX.upload.maximum_size=131072
@@ -16383,4 +16416,4 @@ STeaMi.menu.rtlib.nanofs.build.flags.ldspecs=--specs=nano.specs -u _scanf_float
 STeaMi.menu.rtlib.nanofps=Newlib Nano + Float Printf/Scanf
 STeaMi.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float -u _scanf_float
 STeaMi.menu.rtlib.full=Newlib Standard
-STeaMi.menu.rtlib.full.build.flags.ldspecs=
+STeaMi.menu.rtlib.full.build.flags.ldspecs=

variants/STM32L4xx/L412RB(I-T)xP/CMakeLists.txt

@@ -22,6 +22,7 @@ add_library(variant_bin STATIC EXCLUDE_FROM_ALL
   generic_clock.c
   PeripheralPins.c
   variant_generic.cpp
+  variant_NUCLEO_L412RB_P.cpp
 )
 target_link_libraries(variant_bin PUBLIC variant_usage)
 

variants/STM32L4xx/L412RB(I-T)xP/ldscript.ld

@@ -0,0 +1,208 @@
+/*
+******************************************************************************
+**
+
+**  File        : LinkerScript.ld
+**
+**  Author		: STM32CubeMX
+**
+**  Abstract    : Linker script for STM32L412RBTxP series
+**                128Kbytes FLASH and 40Kbytes 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
+**
+** <h2><center>&copy; COPYRIGHT(c) 2025 STMicroelectronics</center></h2>
+**
+** 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.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = ORIGIN(RAM) + LENGTH(RAM);    /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x200;      /* required amount of heap  */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 32K
+RAM2 (xrw)      : ORIGIN = 0x10000000, LENGTH = 8K
+FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 128K
+}
+
+/* Define output sections */
+SECTIONS
+{
+  /* The startup code goes first into FLASH */
+  .isr_vector :
+  {
+    . = ALIGN(8);
+    KEEP(*(.isr_vector)) /* Startup code */
+    . = 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)
+
+    KEEP (*(.init))
+    KEEP (*(.fini))
+
+    . = ALIGN(8);
+    _etext = .;        /* define a global symbols at end of code */
+  } >FLASH
+
+  /* Constant data goes into FLASH */
+  .rodata :
+  {
+    . = ALIGN(8);
+    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
+    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
+    . = ALIGN(8);
+  } >FLASH
+
+  .ARM.extab (READONLY) : /* The "READONLY" keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  { 
+  . = ALIGN(8);
+  *(.ARM.extab* .gnu.linkonce.armextab.*)
+  . = ALIGN(8);
+  } >FLASH
+
+  .ARM (READONLY) : /* The "READONLY" keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  {
+	. = ALIGN(8);
+    __exidx_start = .;
+    *(.ARM.exidx*)
+    __exidx_end = .;
+	. = ALIGN(8);
+  } >FLASH
+
+  .preinit_array (READONLY) : /* The "READONLY" keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  {
+	. = ALIGN(8);
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array*))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+	. = ALIGN(8);
+  } >FLASH
+
+  .init_array (READONLY) : /* The "READONLY" keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+  {
+	. = ALIGN(8);
+    PROVIDE_HIDDEN (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array*))
+    PROVIDE_HIDDEN (__init_array_end = .);
+	. = ALIGN(8);
+  } >FLASH
+
+  .fini_array (READONLY) : /* The "READONLY" keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */
+
+  {
+	. = 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 */
+    *(.RamFunc)        /* .RamFunc sections */
+    *(.RamFunc*)       /* .RamFunc* sections */
+
+    . = ALIGN(8);
+    _edata = .;        /* define a global symbol at data end */
+  } >RAM AT> FLASH
+
+
+  /* Uninitialized data section */
+  . = ALIGN(4);
+  .bss :
+  {
+    /* This is used by the startup in order to initialize the .bss secion */
+    _sbss = .;         /* define a global symbol at bss start */
+    __bss_start__ = _sbss;
+    *(.bss)
+    *(.bss*)
+    *(COMMON)
+
+    . = ALIGN(4);
+    _ebss = .;         /* define a global symbol at bss end */
+    __bss_end__ = _ebss;
+  } >RAM
+
+  /* User_heap_stack section, used to check that there is enough RAM left */
+  ._user_heap_stack :
+  {
+    . = ALIGN(8);
+    PROVIDE ( end = . );
+    PROVIDE ( _end = . );
+    . = . + _Min_Heap_Size;
+    . = . + _Min_Stack_Size;
+    . = ALIGN(8);
+  } >RAM
+
+
+
+  /* Remove information from the standard libraries */
+  /DISCARD/ :
+  {
+    libc.a ( * )
+    libm.a ( * )
+    libgcc.a ( * )
+  }
+
+}
+
+