rt-thread/bsp/imxrt/imxrt1021-nxp-evk/board/linker_scripts/link.icf

/*
** ###################################################################
**     Processors:          MIMXRT1052CVL5A
**                          MIMXRT1052DVL6A
**
**     Compiler:            IAR ANSI C/C++ Compiler for ARM
**     Reference manual:    IMXRT1050RM Rev.C, 08/2017
**     Version:             rev. 0.1, 2017-01-10
**     Build:               b170927
**
**     Abstract:
**         Linker file for the IAR ANSI C/C++ Compiler for ARM
**
**     Copyright 2016 Freescale Semiconductor, Inc.
**     Copyright 2016-2017 NXP
**     Redistribution and use in source and binary forms, with or without modification,
**     are permitted provided that the following conditions are met:
**
**     1. Redistributions of source code must retain the above copyright notice, this list
**       of conditions and the following disclaimer.
**
**     2. Redistributions in binary form must reproduce the above copyright notice, this
**       list of conditions and the following disclaimer in the documentation and/or
**       other materials provided with the distribution.
**
**     3. Neither the name of the copyright holder nor the names of its
**       contributors may be used to endorse or promote products derived from this
**       software without specific prior written permission.
**
**     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
**     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
**     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
**     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
**     ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
**     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
**     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
**     ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
**     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
**     SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**
**     http:                 www.nxp.com
**     mail:                 support@nxp.com
**
** ###################################################################
*/

define symbol m_interrupts_start       = 0x60002000;
define symbol m_interrupts_end         = 0x600023FF;

define symbol m_itcm_start             = 0x00000000;
define symbol m_itcm_end               = 0x0001FFFF;

define symbol m_spiflash_start         = 0x60002400;
define symbol m_spiflash_end           = 0x7F7FFFFF;

define symbol m_dtcm_start             = 0x20000000;
define symbol m_dtcm_end               = 0x2001FFFF;/* DTCM 128KB */

define symbol m_ocram_start            = 0x20200000;
define symbol m_ocram_end              = 0x2020FFFF;/* OCRAM 64KB */

define symbol m_sdram_start            = 0x80000000;
define symbol m_sdram_end              = 0x81DFFFFF;

define symbol m_ncache_start           = 0x81E00000;
define symbol m_ncache_end             = 0x81FFFFFF;

define exported symbol m_boot_hdr_conf_start = 0x60000000;
define symbol m_boot_hdr_ivt_start           = 0x60001000;
define symbol m_boot_hdr_boot_data_start     = 0x60001020;
define symbol m_boot_hdr_dcd_data_start      = 0x60001030;

/* Sizes */
if (isdefinedsymbol(__stack_size__)) {
  define symbol __size_cstack__        = __stack_size__;
} else {
  define symbol __size_cstack__        = 0x0400;
}

if (isdefinedsymbol(__heap_size__)) {
  define symbol __size_heap__          = __heap_size__;
} else {
  define symbol __size_heap__          = 0x0400;
}

define exported symbol __VECTOR_TABLE  = m_interrupts_start;
define exported symbol __VECTOR_RAM    = m_interrupts_start;
define exported symbol __RAM_VECTOR_TABLE_SIZE = 0x0;
define exported symbol __RTT_HEAP_END = m_dtcm_end;

define memory mem with size = 4G;
define region TEXT_region = mem:[from m_interrupts_start to m_interrupts_end]
                          | mem:[from m_spiflash_start to m_spiflash_end];

define region ITCM_region = mem:[from m_itcm_start to m_itcm_end];
define region DTCM_region = mem:[from m_dtcm_start to m_dtcm_end];
define region OCRAM_region = mem:[from m_ocram_start to m_ocram_end];
define region NCACHE_region = mem:[from m_ncache_start to m_ncache_end];
define region SDRAM_region = mem:[from m_sdram_start to m_sdram_end];

define block CSTACK    with alignment = 8, size = __size_cstack__   { };
define block HEAP      with alignment = 8, size = __size_heap__     { };
define block RW        { readwrite };
define block ZI        { zi };
define block NCACHE_VAR    { section NonCacheable , section NonCacheable.init };

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

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

place at address mem:m_boot_hdr_conf_start { section .boot_hdr.conf };
place at address mem:m_boot_hdr_ivt_start { section .boot_hdr.ivt };
place at address mem:m_boot_hdr_boot_data_start { readonly section .boot_hdr.boot_data };
place at address mem:m_boot_hdr_dcd_data_start { readonly section .boot_hdr.dcd_data };

keep { section .boot_hdr.conf, section .boot_hdr.ivt, section .boot_hdr.boot_data, section .boot_hdr.dcd_data };
keep { section FSymTab };
keep { section VSymTab };
keep { section .rti_fn* };

place in TEXT_region                        { readonly };
place in DTCM_region                        { block RW };
place in DTCM_region                        { block ZI };
place in DTCM_region                        { last block HEAP };
place in DTCM_region                        { block CSTACK };
place in NCACHE_region                      { block NCACHE_VAR };