From fb1611c0ca99d9e609057c46507be2af8389bb7b Mon Sep 17 00:00:00 2001 From: Anson Bridges Date: Tue, 17 Feb 2026 11:37:50 -0800 Subject: firmware coad --- firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld | 185 +++++++++++++++++++++++++ 1 file changed, 185 insertions(+) create mode 100644 firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld (limited to 'firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld') diff --git a/firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld b/firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld new file mode 100644 index 0000000..e8321cf --- /dev/null +++ b/firmware/memory_chip_gone/STM32WB55CGUX_RAM.ld @@ -0,0 +1,185 @@ +/* +****************************************************************************** +** +** File : LinkerScript.ld (debug in RAM dedicated) +** +** Author : STM32CubeIDE +** +** Abstract : Linker script for STM32WB55xG Device +** 1024Kbytes FLASH +** 256Kbytes 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 +** +** Copyright (c) 2025 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) + +/* 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 = 192K +FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 512K +RAM_SHARED (xrw) : ORIGIN = 0x20030000, LENGTH = 10K +} + +/* Define output sections */ +SECTIONS +{ + /* The startup code goes first into RAM */ + .isr_vector : + { + . = ALIGN(4); + KEEP(*(.isr_vector)) /* Startup code */ + . = ALIGN(4); + } >RAM + + /* The program code and other data goes into RAM */ + .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) + *(.RamFunc) /* .RamFunc sections */ + *(.RamFunc*) /* .RamFunc* sections */ + + KEEP (*(.init)) + KEEP (*(.fini)) + + . = ALIGN(4); + _etext = .; /* define a global symbols at end of code */ + } >RAM + + /* Constant data goes into RAM */ + .rodata : + { + . = ALIGN(4); + *(.rodata) /* .rodata sections (constants, strings, etc.) */ + *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ + . = ALIGN(4); + } >RAM + + .ARM.extab (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } >RAM + .ARM (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + __exidx_start = .; + *(.ARM.exidx*) + __exidx_end = .; + } >RAM + + .preinit_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array*)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >RAM + .init_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array*)) + PROVIDE_HIDDEN (__init_array_end = .); + } >RAM + .fini_array (READONLY) : /* The READONLY keyword is only supported in GCC11 and later, remove it if using GCC10 or earlier. */ + { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT(.fini_array.*))) + KEEP (*(.fini_array*)) + PROVIDE_HIDDEN (__fini_array_end = .); + } >RAM + + /* used by the startup to initialize data */ + _sidata = LOADADDR(.data); + + /* 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 + + /* 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 ( * ) + } + + .ARM.attributes 0 : { *(.ARM.attributes) } + MAPPING_TABLE (NOLOAD) : { *(MAPPING_TABLE) } >RAM_SHARED + MB_MEM1 (NOLOAD) : { *(MB_MEM1) } >RAM_SHARED + + /* used by the startup to initialize .MB_MEM2 data */ + _siMB_MEM2 = LOADADDR(.MB_MEM2); + .MB_MEM2 : + { + _sMB_MEM2 = . ; + *(MB_MEM2) ; + _eMB_MEM2 = . ; + } >RAM_SHARED +} -- cgit v1.2.3