rt-thread/bsp/hc32/ev_hc32f334_lqfp64/board/linker_scripts/link.icf

/***************************************************************************//**
 * \file HC32F334.icf
 * \version 1.0
 *
 * \brief Linker file for the IAR compiler.
 *
********************************************************************************
* \copyright
 * Copyright (C) 2022-2025, Xiaohua Semiconductor Co., Ltd. All rights reserved.
 *
 * This software component is licensed by XHSC 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
*******************************************************************************/
/*###ICF### Section handled by ICF editor, don't touch! *****/
/*-Editor annotation file-*/
/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_4.xml" */

// Check that necessary symbols have been passed to linker via command line interface
if((!isdefinedsymbol(_LINK_RAM_)) && (!isdefinedsymbol(_LINK_FLASH_))) {
  error "Link location not defined or not supported!";
}
if((!isdefinedsymbol(_HC32F334_128K_)) && (!isdefinedsymbol(_HC32F334_64K_))) {
  error "Mcu type or size not defined or not supported!";
}

/*******************************************************************************
 * Memory address and size definitions
 ******************************************************************************/
define symbol ram1_base_address = 0x1FFFC000;
define symbol ram1_end_address  = 0x20003FFF;

if(isdefinedsymbol(_LINK_RAM_)) {
  define symbol ram_start_reserve = 0x4000;
  define symbol rom1_base_address = ram1_base_address;
  define symbol rom1_end_address  = rom1_base_address + ram_start_reserve - 0x01;
  define symbol rom2_base_address = 0x0;
  define symbol rom2_end_address  = 0x0;
  define symbol rom3_base_address = 0x0;
  define symbol rom3_end_address = 0x0;
} else {
  define symbol ram_start_reserve = 0x0;
  define symbol rom1_base_address = 0x0;
  define symbol rom3_base_address = 0x03000C00;
  define symbol rom3_end_address = 0x03000FFF;
  if(isdefinedsymbol(_HC32F334_128K_)) {
    define symbol rom1_end_address  = 0x0001FFFF;
    define symbol rom2_base_address = 0x0;
    define symbol rom2_end_address  = 0x0;
  } else if (isdefinedsymbol(_HC32F334_64K_)) {
    define symbol rom1_end_address  = 0x0000FFFF;
    define symbol rom2_base_address = 0x0;
    define symbol rom2_end_address  = 0x0;
  }
}

/*-Specials-*/
define symbol __ICFEDIT_intvec_start__ = rom1_base_address;
/*-Memory Regions-*/
define symbol __ICFEDIT_region_IROM1_start__ = rom1_base_address;
define symbol __ICFEDIT_region_IROM1_end__   = rom1_end_address;
define symbol __ICFEDIT_region_IROM2_start__ = rom2_base_address;
define symbol __ICFEDIT_region_IROM2_end__   = rom2_end_address;
define symbol __ICFEDIT_region_IROM3_start__ = rom3_base_address;
define symbol __ICFEDIT_region_IROM3_end__   = rom3_end_address;
define symbol __ICFEDIT_region_EROM1_start__ = 0x0;
define symbol __ICFEDIT_region_EROM1_end__   = 0x0;
define symbol __ICFEDIT_region_EROM2_start__ = 0x0;
define symbol __ICFEDIT_region_EROM2_end__   = 0x0;
define symbol __ICFEDIT_region_EROM3_start__ = 0x0;
define symbol __ICFEDIT_region_EROM3_end__   = 0x0;
define symbol __ICFEDIT_region_IRAM1_start__ = ram1_base_address + ram_start_reserve;
define symbol __ICFEDIT_region_IRAM1_end__   = ram1_end_address;
define symbol __ICFEDIT_region_IRAM2_start__ = 0x200F0000;
define symbol __ICFEDIT_region_IRAM2_end__   = 0x200F0FFF;
define symbol __ICFEDIT_region_ERAM1_start__ = 0x0;
define symbol __ICFEDIT_region_ERAM1_end__   = 0x0;
define symbol __ICFEDIT_region_ERAM2_start__ = 0x0;
define symbol __ICFEDIT_region_ERAM2_end__   = 0x0;
define symbol __ICFEDIT_region_ERAM3_start__ = 0x0;
define symbol __ICFEDIT_region_ERAM3_end__   = 0x0;

/*-Sizes-*/
define symbol __ICFEDIT_size_cstack__     = 0x800;
define symbol __ICFEDIT_size_proc_stack__ = 0x0;
define symbol __ICFEDIT_size_heap__       = 0x0;
/**** End of ICF editor section. ###ICF###*/

/*******************************************************************************
 * Memory definitions
 ******************************************************************************/
define memory mem with size = 4G;
define region ROM_region       =   mem:[from __ICFEDIT_region_IROM1_start__   to __ICFEDIT_region_IROM1_end__]
                                 | mem:[from __ICFEDIT_region_IROM2_start__   to __ICFEDIT_region_IROM2_end__];
define region OTP_region       =   mem:[from __ICFEDIT_region_IROM3_start__   to __ICFEDIT_region_IROM3_end__];
define region RAM_region       =   mem:[from __ICFEDIT_region_IRAM1_start__   to __ICFEDIT_region_IRAM1_end__]
                                 | mem:[from __ICFEDIT_region_IRAM2_start__   to __ICFEDIT_region_IRAM2_end__];

define block CSTACK    with alignment = 8, size = __ICFEDIT_size_cstack__   { };
define block HEAP      with alignment = 8, size = __ICFEDIT_size_heap__     { };

initialize by copy { readwrite };
do not initialize  { section .noinit };

place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };

place in ROM_region   { readonly };
place in OTP_region   { readonly section .otp_data };
place in RAM_region   { readwrite,
                        block CSTACK, block HEAP };