/* * SPDX-License-Identifier: MIT * * Copyright (C) 2020-2024 OpenMV, LLC. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * Linker script for STM32 Devices. */ /* Entry Point */ ENTRY(Reset_Handler) #include "omv_boardconfig.h" /* Specify the memory areas */ MEMORY { SRAM (xrw) : ORIGIN = OMV_SRAM_ORIGIN, LENGTH = OMV_SRAM_LENGTH FLASH_TEXT (rx) : ORIGIN = OMV_TEXT_ORIGIN, LENGTH = OMV_TEXT_LENGTH } _ram_start = ORIGIN(SRAM); _ram_end = ORIGIN(SRAM) + LENGTH(SRAM); _fs_start = ORIGIN(FLASH_TEXT) + LENGTH(FLASH_TEXT); _fs_end = ORIGIN(FLASH_TEXT) + LENGTH(FLASH_TEXT) + OMV_FFS_LENGTH; /* define output sections */ SECTIONS { /* The program code and other data goes into FLASH */ .text : { . = ALIGN(4); KEEP(*(.isr_vector)) // ISR table . = ALIGN(4); *(.text) // .text sections (code) . = ALIGN(4); *(.text*) // .text* sections (code) . = ALIGN(4); *(.rodata) // .rodata sections (constants, strings, etc.) . = ALIGN(4); *(.rodata*) // .rodata sections (constants, strings, etc.) . = ALIGN(4); _etext = .; _unused_flash_start = .; } >FLASH_TEXT /* The address used as the source for copying the initialized data section. */ _sidata = LOADADDR(.data); /* Initialized data sections */ .data : { . = ALIGN(4); // Used by the startup to initialize the data section _sdata = .; *(.data) // .data sections . = ALIGN(4); *(.data*) // .data sections . = ALIGN(4); _edata = .; } >SRAM AT>FLASH_TEXT /* Uninitialized data section */ .bss : { . = ALIGN(4); _sbss = .; // Used by the startup to initialize the .bss section *(.bss) . = ALIGN(4); *(.bss*) *(COMMON) . = ALIGN(4); _ebss = .; // define a global symbol at bss end } >SRAM #include "common.ld.S" } _unused_flash_len = (ORIGIN(FLASH_TEXT) + LENGTH(FLASH_TEXT)) - _unused_flash_start;