correct l496zg variant, fix build warning

5 files changed, 213 insertions, 212 deletions

diff --git a/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496XX_FLASH.ld b/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496XX_FLASH.ld
deleted file mode 100644
index 5aa932e20..000000000
--- a/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496XX_FLASH.ld
+++ /dev/null
@@ -1,207 +0,0 @@
-/*
-******************************************************************************
-**
-
-**  File        : LinkerScript.ld
-**
-**  Author		: STM32CubeMX
-**
-**  Abstract    : Linker script for STM32L496ZGTxP series
-**                1024Kbytes FLASH and 320Kbytes 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)
-
-/* Generate a link error if heap and stack don't fit into RAM */
-_Min_Heap_Size = 0x500;      /* required amount of heap  */
-_Min_Stack_Size = 0x1000; /* required amount of stack */
-
-/* Specify the memory areas */
-MEMORY
-{
-RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 256K
-RAM2 (xrw)      : ORIGIN = 0x10000000, LENGTH = 64K
-FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 1024K
-}
-
-/* Highest address of the user mode stack */
-_estack = ORIGIN(RAM) + LENGTH(RAM);    /* end of RAM */
-
-/* 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 :
-  {
-  . = ALIGN(8);
-  *(.ARM.extab* .gnu.linkonce.armextab.*)
-  . = ALIGN(8);
-  } >FLASH
-
-  .ARM :
-  {
-	. = ALIGN(8);
-    __exidx_start = .;
-    *(.ARM.exidx*)
-    __exidx_end = .;
-	. = ALIGN(8);
-  } >FLASH
-
-  .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 */
-    *(.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 section */
-    _sbss = .;         /* define a global symbol at bss start */
-    __bss_start__ = _sbss;
-    *(.bss)
-    *(.bss*)
-    *(COMMON)
-
-    . = ALIGN(4);
-    _ebss = .;         /* define a global symbol at bss end */
-    __bss_end__ = _ebss;
-  } >RAM
-
-  /* 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 ( * )
-  }
-
-}
diff --git a/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496ZGTX_FLASH.ld b/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496ZGTX_FLASH.ld
new file mode 100644
index 000000000..fcd5daee3
--- /dev/null
+++ b/hw/bsp/stm32l4/boards/stm32l496nucleo/STM32L496ZGTX_FLASH.ld
@@ -0,0 +1,208 @@
+/*
+******************************************************************************
+**
+** @file        : LinkerScript.ld
+**
+** @author      : Auto-generated by STM32CubeIDE
+**
+**  Abstract    : Linker script for NUCLEO-L496ZG Board embedding STM32L496ZGTx Device from stm32l4 series
+**                      1024Kbytes ROM
+**                      256Kbytes RAM
+**                      64Kbytes SRAM2
+**
+**                Set heap size, stack size and stack location according
+**                to application requirements.
+**
+**                Set memory bank area and size if external memory is used
+**
+**  Target      : STMicroelectronics STM32
+**
+**  Distribution: The file is distributed as is, without any warranty
+**                of any kind.
+**
+******************************************************************************
+** @attention
+**
+** Copyright (c) 2022 STMicroelectronics.
+** All rights reserved.
+**
+** This software is licensed under terms that can be found in the LICENSE file
+** in the root directory of this software component.
+** If no LICENSE file comes with this software, it is provided AS-IS.
+**
+******************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+_Min_Heap_Size = 0x200; /* required amount of heap */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Memories definition */
+MEMORY
+{
+  RAM    (xrw)    : ORIGIN = 0x20000000,   LENGTH = 256K
+  SRAM2    (xrw)    : ORIGIN = 0x10000000,   LENGTH = 64K
+  ROM    (rx)    : ORIGIN = 0x08000000,   LENGTH = 1024K
+}
+
+/* Highest address of the user mode stack */
+_estack = ORIGIN(RAM) + LENGTH(RAM); /* end of "RAM" Ram type memory */
+
+/* Sections */
+SECTIONS
+{
+  /* The startup code into "ROM" Rom type memory */
+  .isr_vector :
+  {
+    . = ALIGN(4);
+    KEEP(*(.isr_vector)) /* Startup code */
+    . = ALIGN(4);
+  } >ROM
+
+  /* The program code and other data into "ROM" Rom type memory */
+  .text :
+  {
+    . = ALIGN(4);
+    *(.text)           /* .text sections (code) */
+    *(.text*)          /* .text* sections (code) */
+    *(.glue_7)         /* glue arm to thumb code */
+    *(.glue_7t)        /* glue thumb to arm code */
+    *(.eh_frame)
+
+    KEEP (*(.init))
+    KEEP (*(.fini))
+
+    . = ALIGN(4);
+    _etext = .;        /* define a global symbols at end of code */
+  } >ROM
+
+  /* Constant data into "ROM" Rom type memory */
+  .rodata :
+  {
+    . = ALIGN(4);
+    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
+    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
+    . = ALIGN(4);
+  } >ROM
+
+  .ARM.extab :
+  {
+    . = ALIGN(4);
+    *(.ARM.extab* .gnu.linkonce.armextab.*)
+    . = ALIGN(4);
+  } >ROM
+
+  .ARM :
+  {
+    . = ALIGN(4);
+    __exidx_start = .;
+    *(.ARM.exidx*)
+    __exidx_end = .;
+    . = ALIGN(4);
+  } >ROM
+
+  .preinit_array :
+  {
+    . = ALIGN(4);
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array*))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+    . = ALIGN(4);
+  } >ROM
+
+  .init_array :
+  {
+    . = ALIGN(4);
+    PROVIDE_HIDDEN (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array*))
+    PROVIDE_HIDDEN (__init_array_end = .);
+    . = ALIGN(4);
+  } >ROM
+
+  .fini_array :
+  {
+    . = ALIGN(4);
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(SORT(.fini_array.*)))
+    KEEP (*(.fini_array*))
+    PROVIDE_HIDDEN (__fini_array_end = .);
+    . = ALIGN(4);
+  } >ROM
+
+  /* Used by the startup to initialize data */
+  _sidata = LOADADDR(.data);
+
+  /* Initialized data sections into "RAM" Ram type memory */
+  .data :
+  {
+    . = ALIGN(4);
+    _sdata = .;        /* create a global symbol at data start */
+    *(.data)           /* .data sections */
+    *(.data*)          /* .data* sections */
+    *(.RamFunc)        /* .RamFunc sections */
+    *(.RamFunc*)       /* .RamFunc* sections */
+
+    . = ALIGN(4);
+    _edata = .;        /* define a global symbol at data end */
+
+  } >RAM AT> ROM
+
+  _sisram2 = LOADADDR(.sram2);
+
+  /* SRAM2 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(4);
+    _ssram2 = .;       /* create a global symbol at sram2 start */
+    *(.sram2)
+    *(.sram2*)
+
+    . = ALIGN(4);
+    _esram2 = .;       /* create a global symbol at sram2 end */
+  } >SRAM2 AT> ROM
+
+  /* Uninitialized data section into "RAM" Ram type memory */
+  . = ALIGN(4);
+  .bss :
+  {
+    /* This is used by the startup in order to initialize the .bss section */
+    _sbss = .;         /* define a global symbol at bss start */
+    __bss_start__ = _sbss;
+    *(.bss)
+    *(.bss*)
+    *(COMMON)
+
+    . = ALIGN(4);
+    _ebss = .;         /* define a global symbol at bss end */
+    __bss_end__ = _ebss;
+  } >RAM
+
+  /* User_heap_stack section, used to check that there is enough "RAM" Ram  type memory left */
+  ._user_heap_stack :
+  {
+    . = ALIGN(8);
+    PROVIDE ( end = . );
+    PROVIDE ( _end = . );
+    . = . + _Min_Heap_Size;
+    . = . + _Min_Stack_Size;
+    . = ALIGN(8);
+  } >RAM
+
+  /* Remove information from the compiler libraries */
+  /DISCARD/ :
+  {
+    libc.a ( * )
+    libm.a ( * )
+    libgcc.a ( * )
+  }
+
+  .ARM.attributes 0 : { *(.ARM.attributes) }
+}
diff --git a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.cmake b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.cmake
index 78c0423a8..bfa8261b9 100644
--- a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.cmake
+++ b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.cmake
@@ -1,7 +1,7 @@
 set(MCU_VARIANT stm32l496xx)
-set(JLINK_DEVICE stm32l496kb)
+set(JLINK_DEVICE stm32l496zg)
 
-set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L496XX_FLASH.ld)
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/STM32L496ZGTX_FLASH.ld)
 
 function(update_board TARGET)
   target_compile_definitions(${TARGET} PUBLIC
diff --git a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.h b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.h
index 175ebabda..607210cec 100644
--- a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.h
+++ b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.h
@@ -79,7 +79,6 @@ static inline void board_clock_init(void)
 {
   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
-  RCC_CRSInitTypeDef RCC_CRSInitStruct = {0};
   RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
 
   /** Configure the main internal regulator output voltage
@@ -125,6 +124,7 @@ static inline void board_clock_init(void)
   //
   // /** Configures CRS
   // */
+  // RCC_CRSInitTypeDef RCC_CRSInitStruct = {0};
   // RCC_CRSInitStruct.Prescaler = RCC_CRS_SYNC_DIV1;
   // RCC_CRSInitStruct.Source = RCC_CRS_SYNC_SOURCE_USB;
   // RCC_CRSInitStruct.Polarity = RCC_CRS_SYNC_POLARITY_RISING;
diff --git a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.mk b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.mk
index 290c4f908..bc0a63c1c 100644
--- a/hw/bsp/stm32l4/boards/stm32l496nucleo/board.mk
+++ b/hw/bsp/stm32l4/boards/stm32l496nucleo/board.mk
@@ -3,11 +3,11 @@ CFLAGS += \
 
 # GCC
 SRC_S_GCC += $(ST_CMSIS)/Source/Templates/gcc/startup_stm32l496xx.s
-LD_FILE_GCC = $(BOARD_PATH)/STM32L496KBUx_FLASH.ld
+LD_FILE_GCC = $(BOARD_PATH)/STM32L496ZGTX_FLASH.ld
 
 # IAR
 SRC_S_IAR += $(ST_CMSIS)/Source/Templates/iar/startup_stm32l496xx.s
 LD_FILE_IAR = $(ST_CMSIS)/Source/Templates/iar/linker/stm32l496xx_flash.icf
 
 # For flash-jlink target
-JLINK_DEVICE = stm32l496xx
+JLINK_DEVICE = stm32l496zg