/* Linker script to configure memory regions. * * SPDX-License-Identifier: BSD-3-Clause ****************************************************************************** * @attention * * Copyright (c) 2016-2020 STMicroelectronics. * All rights reserved. * * This software component is licensed by ST under BSD 3-Clause license, * the "License"; You may not use this file except in compliance with the * License. You may obtain a copy of the License at: * opensource.org/licenses/BSD-3-Clause * ****************************************************************************** */ /* Device specific values */ /* Tools provide -DMBED_ROM_START=xxx -DMBED_ROM_SIZE=xxx -DMBED_RAM_START=xxx -DMBED_RAM_SIZE=xxx */ if (!isdefinedsymbol(MBED_APP_START)) { define symbol MBED_APP_START = MBED_ROM_START; } if (!isdefinedsymbol(MBED_APP_SIZE)) { define symbol MBED_APP_SIZE = MBED_ROM_SIZE; } define symbol __intvec_start__ = MBED_APP_START; define symbol __region_ROM_start__ = MBED_APP_START; define symbol __region_ROM_end__ = MBED_APP_START + MBED_APP_SIZE - 1; define symbol NVIC_NUM_VECTORS = 114; /* This value must match NVIC_NUM_VECTORS in ../cmsis_nvic.h */ define symbol MBED_VECTTABLE_RAM_SIZE = ((NVIC_NUM_VECTORS * 4) + 7) & ~7; define symbol M_CRASH_DATA_RAM_SIZE = 0x100; define symbol __NVIC_start__ = MBED_RAM1_START; define symbol __region_CRASH_DATA_RAM_start__ = MBED_RAM1_START + MBED_VECTTABLE_RAM_SIZE; define symbol __NVIC_end__ = __region_CRASH_DATA_RAM_start__ - 1; define symbol __region_RAM_start__ = __region_CRASH_DATA_RAM_start__ + M_CRASH_DATA_RAM_SIZE; define symbol __region_CRASH_DATA_RAM_end__ = __region_RAM_start__ - 1; define symbol __region_RAM_end__ = MBED_RAM1_START + MBED_RAM_SIZE + MBED_RAM1_SIZE - 1; define symbol __region_ITCMRAM_start__ = 0x00000000; define symbol __region_ITCMRAM_end__ = 0x00003FFF; /* Memory regions */ define memory mem with size = 4G; define region ROM_region = mem:[from __region_ROM_start__ to __region_ROM_end__]; define region CRASH_DATA_RAM_region = mem:[from __region_CRASH_DATA_RAM_start__ to __region_CRASH_DATA_RAM_end__]; define region RAM_region = mem:[from __region_RAM_start__ to __region_RAM_end__]; define region ITCMRAM_region = mem:[from __region_ITCMRAM_start__ to __region_ITCMRAM_end__]; /* Define Crash Data Symbols */ define exported symbol __CRASH_DATA_RAM_START__ = __region_CRASH_DATA_RAM_start__; define exported symbol __CRASH_DATA_RAM_END__ = __region_CRASH_DATA_RAM_end__; /* Stack and Heap */ if (!isdefinedsymbol(MBED_CONF_TARGET_BOOT_STACK_SIZE)) { define symbol MBED_CONF_TARGET_BOOT_STACK_SIZE = 0x400; } define symbol __size_cstack__ = MBED_CONF_TARGET_BOOT_STACK_SIZE; define symbol __size_heap__ = 0x13000; define block CSTACK with alignment = 8, size = __size_cstack__ { }; define block HEAP with alignment = 8, size = __size_heap__ { }; define block STACKHEAP with fixed order { block HEAP, block CSTACK }; initialize by copy with packing = zeros { readwrite }; do not initialize { section .noinit }; place at address mem:__intvec_start__ { readonly section .intvec }; place in ROM_region { readonly }; place in RAM_region { readwrite, block STACKHEAP };