mirror of
https://github.com/openmv/openmv.git
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186 lines
5.7 KiB
ArmAsm
Executable File
186 lines
5.7 KiB
ArmAsm
Executable File
/*
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* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2013-2024 OpenMV, LLC.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* Linker script for STM32 Devices.
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*/
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/* Entry Point */
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ENTRY(Reset_Handler)
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#include "omv_boardconfig.h"
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/* Specify the memory areas */
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MEMORY
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{
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DTCM (xrw) : ORIGIN = OMV_DTCM_ORIGIN, LENGTH = OMV_DTCM_LENGTH
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#if defined(OMV_ITCM_ORIGIN)
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ITCM (xrw) : ORIGIN = OMV_ITCM_ORIGIN, LENGTH = OMV_ITCM_LENGTH
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#endif
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#if defined(OMV_SRAM0_ORIGIN)
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SRAM0 (xrw) : ORIGIN = OMV_SRAM0_ORIGIN, LENGTH = OMV_SRAM0_LENGTH
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#endif
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#if defined(OMV_SRAM1_ORIGIN)
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SRAM1 (xrw) : ORIGIN = OMV_SRAM1_ORIGIN, LENGTH = OMV_SRAM1_LENGTH
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#endif
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#if defined(OMV_SRAM2_ORIGIN)
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SRAM2 (xrw) : ORIGIN = OMV_SRAM2_ORIGIN, LENGTH = OMV_SRAM2_LENGTH
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#endif
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#if defined(OMV_SRAM3_ORIGIN)
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SRAM3 (xrw) : ORIGIN = OMV_SRAM3_ORIGIN, LENGTH = OMV_SRAM3_LENGTH
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#endif
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#if defined(OMV_SRAM4_ORIGIN)
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SRAM4 (xrw) : ORIGIN = OMV_SRAM4_ORIGIN, LENGTH = OMV_SRAM4_LENGTH
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#endif
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#if defined(OMV_SRAM5_ORIGIN)
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SRAM5 (xrw) : ORIGIN = OMV_SRAM5_ORIGIN, LENGTH = OMV_SRAM5_LENGTH
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#endif
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#if defined(OMV_SRAM6_ORIGIN)
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SRAM6 (xrw) : ORIGIN = OMV_SRAM6_ORIGIN, LENGTH = OMV_SRAM6_LENGTH
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#endif
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#if defined(OMV_SRAM7_ORIGIN)
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SRAM7 (xrw) : ORIGIN = OMV_SRAM7_ORIGIN, LENGTH = OMV_SRAM7_LENGTH
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#endif
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#if defined(OMV_SRAM8_ORIGIN)
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SRAM8 (xrw) : ORIGIN = OMV_SRAM8_ORIGIN, LENGTH = OMV_SRAM8_LENGTH
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#endif
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#if defined(OMV_DRAM_ORIGIN)
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DRAM (xrw) : ORIGIN = OMV_DRAM_ORIGIN, LENGTH = OMV_DRAM_LENGTH
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#endif
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#if defined(OMV_FLASH_FFS_ORIGIN)
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FLASH_FFS (rx) : ORIGIN = OMV_FLASH_FFS_ORIGIN, LENGTH = OMV_FLASH_FFS_LENGTH
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#endif
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FLASH_TEXT (rx) : ORIGIN = OMV_FLASH_TXT_ORIGIN, LENGTH = OMV_FLASH_TXT_LENGTH
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#if defined(OMV_FLASH_EXT_ORIGIN)
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FLASH_EXT (rx) : ORIGIN = OMV_FLASH_EXT_ORIGIN, LENGTH = OMV_FLASH_EXT_LENGTH
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#endif
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}
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_ram_start = ORIGIN(OMV_MAIN_MEMORY);
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_ram_end = ORIGIN(OMV_MAIN_MEMORY) + LENGTH(OMV_MAIN_MEMORY);
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#if defined(OMV_FLASH_FFS_ORIGIN)
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// Location of filesystem flash storage
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_micropy_hw_internal_flash_storage_start = ORIGIN(FLASH_FFS);
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_micropy_hw_internal_flash_storage_end = ORIGIN(FLASH_FFS) + LENGTH(FLASH_FFS);
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#endif
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#if defined(OMV_FFS_MEMORY)
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#if !defined(OMV_FFS_MEMORY_OFFSET)
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#define OMV_FFS_MEMORY_OFFSET (0)
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#endif
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// Location of filesystem RAM cache
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_micropy_hw_internal_flash_storage_ram_cache_start = ORIGIN(OMV_FFS_MEMORY) + OMV_FFS_MEMORY_OFFSET;
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_micropy_hw_internal_flash_storage_ram_cache_end = LENGTH(OMV_FFS_MEMORY);
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#endif
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/* Define output sections */
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SECTIONS
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{
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/* The program code and other data goes into FLASH */
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.text : ALIGN(4)
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{
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KEEP(*(.isr_vector))
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. = ALIGN(4);
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#ifdef OMV_RAMFUNC_EXC
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*(EXCLUDE_FILE(OMV_RAMFUNC_EXC) .text*)
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. = ALIGN(4);
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*(EXCLUDE_FILE(OMV_RAMFUNC_EXC) .rodata*)
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. = ALIGN(4);
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#else
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*(.text*) // .text* sections (code)
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. = ALIGN(4);
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*(.rodata*) // .rodata* sections (constants, strings, etc.)
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. = ALIGN(4);
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#endif
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} >FLASH_TEXT
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.gnu.sgstubs :
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{
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. = ALIGN(4);
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_start_sg = .;
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*(.gnu*)
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. = ALIGN(4);
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_end_sg = .;
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} >FLASH_TEXT
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/* The address used as the source for copying the initialized data section. */
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_sidata = LOADADDR(.data);
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/* Initialized data sections */
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.data : ALIGN(4)
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{
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_sdata = .; // Used by the startup to initialize the data section
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*(.data) // .data sections
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. = ALIGN(4);
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*(.data*) // .data* sections
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. = ALIGN(4);
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_edata = .; // Define a global symbol at data end
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} >OMV_MAIN_MEMORY AT> FLASH_TEXT
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/* Uninitialized data section */
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.bss (NOLOAD) : ALIGN(4)
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{
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_sbss = .; // Used by the startup to initialize the .bss section
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. = ALIGN(4);
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*(.bss*)
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. = ALIGN(4);
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*(COMMON)
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. = ALIGN(4);
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_ebss = .; // Define a global symbol at bss end
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} >OMV_MAIN_MEMORY
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/* CM4 boot memory */
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#if defined(OMV_CM4_BOOT_MEMORY)
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.cm4_boot_memory (NOLOAD) : ALIGN(32)
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{
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_cm4_ram_start = .;
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. = . + OMV_CM4_BOOT_SIZE;
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. = ALIGN(32);
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_cm4_ram_end = .;
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} >OMV_CM4_BOOT_MEMORY
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#endif
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#ifdef OMV_RAMFUNC_MEMORY
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.ram_function : ALIGN(4)
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{
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_ram_function_start = .;
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. = ALIGN(4);
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*(.ram_function*)
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#ifdef OMV_RAMFUNC_INC
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OMV_RAMFUNC_INC
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#endif
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. = ALIGN(4);
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_ram_function_end = .;
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} >OMV_RAMFUNC_MEMORY AT> FLASH_TEXT
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_ram_function_flash = LOADADDR(.ram_function);
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#endif
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#include "common.ld.S"
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.mp_etext :
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{
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_etext = .; // This is for stm modmachine, and not used for anything else.
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} > FLASH_TEXT
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}
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