rt-thread-official/bsp/imxrt/libraries/MIMXRT1170/MIMXRT1176/gcc/MIMXRT1176xxxxx_cm4_ram.ld

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/*
** ###################################################################
** Processors: MIMXRT1176AVM8A_cm4
** MIMXRT1176CVM8A_cm4
** MIMXRT1176DVMAA_cm4
**
** Compiler: GNU C Compiler
** Reference manual: IMXRT1170RM, Rev 1, 02/2021
** Version: rev. 1.1, 2022-04-02
** Build: b220402
**
** Abstract:
** Linker file for the GNU C Compiler
**
** Copyright 2016 Freescale Semiconductor, Inc.
** Copyright 2016-2022 NXP
** All rights reserved.
**
** SPDX-License-Identifier: BSD-3-Clause
**
** http: www.nxp.com
** mail: support@nxp.com
**
** ###################################################################
*/
/* Entry Point */
ENTRY(Reset_Handler)
HEAP_SIZE = DEFINED(__heap_size__) ? __heap_size__ : 0x0400;
STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
RPMSG_SHMEM_SIZE = DEFINED(__use_shmem__) ? 0x2000 : 0;
NCACHE_HEAP_START = DEFINED(__heap_noncacheable__) ? 0x202C0000 - HEAP_SIZE : 0x20020000 - HEAP_SIZE;
NCACHE_HEAP_SIZE = DEFINED(__heap_noncacheable__) ? HEAP_SIZE : 0x0000;
/* Specify the memory areas */
MEMORY
{
m_interrupts (RX) : ORIGIN = 0x1FFE0000, LENGTH = 0x00000400
m_text (RX) : ORIGIN = 0x1FFE0400, LENGTH = 0x0001FC00
m_data (RW) : ORIGIN = 0x20000000, LENGTH = DEFINED(__heap_noncacheable__) ? 0x00020000 : 0x00020000 - HEAP_SIZE
m_ncache (RW) : ORIGIN = 0x20280000, LENGTH = DEFINED(__heap_noncacheable__) ? 0x00040000 - HEAP_SIZE : 0x00040000
m_data2 (RW) : ORIGIN = 0x20240000, LENGTH = 0x00040000
m_heap (RW) : ORIGIN = NCACHE_HEAP_START, LENGTH = HEAP_SIZE
rpmsg_sh_mem (RW) : ORIGIN = 0x202C0000, LENGTH = RPMSG_SHMEM_SIZE
}
/* Define output sections */
SECTIONS
{
__NCACHE_REGION_START = ORIGIN(m_ncache);
__NCACHE_REGION_SIZE = LENGTH(m_ncache) + NCACHE_HEAP_SIZE;
__RPMSG_SH_MEM_START = ORIGIN(rpmsg_sh_mem);
__RPMSG_SH_MEM_SIZE = LENGTH(rpmsg_sh_mem);
/* NOINIT section for rpmsg_sh_mem */
.noinit_rpmsg_sh_mem (NOLOAD) : ALIGN(4)
{
__RPMSG_SH_MEM_START__ = .;
*(.noinit.$rpmsg_sh_mem*)
. = ALIGN(4) ;
__RPMSG_SH_MEM_END__ = .;
} > rpmsg_sh_mem
/* The startup code goes first into internal RAM */
.interrupts :
{
__VECTOR_TABLE = .;
__Vectors = .;
. = ALIGN(4);
KEEP(*(.isr_vector)) /* Startup code */
. = ALIGN(4);
} > m_interrupts
/* The program code and other data goes into internal RAM */
.text :
{
. = ALIGN(4);
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
*(CodeQuickAccess) /* quick access code section */
*(.glue_7) /* glue arm to thumb code */
*(.glue_7t) /* glue thumb to arm code */
*(.eh_frame)
KEEP (*(.init))
KEEP (*(.fini))
. = ALIGN(4);
} > m_text
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > m_text
.ARM :
{
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} > m_text
.ctors :
{
__CTOR_LIST__ = .;
/* gcc uses crtbegin.o to find the start of
the constructors, so we make sure it is
first. Because this is a wildcard, it
doesn't matter if the user does not
actually link against crtbegin.o; the
linker won't look for a file to match a
wildcard. The wildcard also means that it
doesn't matter which directory crtbegin.o
is in. */
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
/* We don't want to include the .ctor section from
from the crtend.o file until after the sorted ctors.
The .ctor section from the crtend file contains the
end of ctors marker and it must be last */
KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
__CTOR_END__ = .;
} > m_text
.dtors :
{
__DTOR_LIST__ = .;
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
__DTOR_END__ = .;
} > m_text
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array*))
PROVIDE_HIDDEN (__preinit_array_end = .);
} > m_text
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array*))
PROVIDE_HIDDEN (__init_array_end = .);
} > m_text
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(SORT(.fini_array.*)))
KEEP (*(.fini_array*))
PROVIDE_HIDDEN (__fini_array_end = .);
} > m_text
__etext = .; /* define a global symbol at end of code */
__DATA_ROM = .; /* Symbol is used by startup for data initialization */
__VECTOR_RAM = ORIGIN(m_interrupts);
__RAM_VECTOR_TABLE_SIZE_BYTES = 0x0;
.data : AT(__DATA_ROM)
{
. = ALIGN(4);
__DATA_RAM = .;
__data_start__ = .; /* create a global symbol at data start */
*(m_usb_dma_init_data)
*(.data) /* .data sections */
*(.data*) /* .data* sections */
*(DataQuickAccess) /* quick access data section */
KEEP(*(.jcr*))
. = ALIGN(4);
__data_end__ = .; /* define a global symbol at data end */
} > m_data
__NDATA_ROM = __DATA_ROM + (__data_end__ - __data_start__);
.ncache.init : AT(__NDATA_ROM)
{
__noncachedata_start__ = .; /* create a global symbol at ncache data start */
*(NonCacheable.init)
. = ALIGN(4);
__noncachedata_init_end__ = .; /* create a global symbol at initialized ncache data end */
} > m_ncache
. = __noncachedata_init_end__;
.ncache :
{
*(NonCacheable)
. = ALIGN(4);
__noncachedata_end__ = .; /* define a global symbol at ncache data end */
} > m_ncache
__DATA_END = __NDATA_ROM + (__noncachedata_init_end__ - __noncachedata_start__);
text_end = ORIGIN(m_text) + LENGTH(m_text);
ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
/* Uninitialized data section */
.bss :
{
/* This is used by the startup in order to initialize the .bss section */
. = ALIGN(4);
__START_BSS = .;
__bss_start__ = .;
*(m_usb_dma_noninit_data)
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
__END_BSS = .;
} > m_data
.heap :
{
. = ALIGN(8);
__end__ = .;
PROVIDE(end = .);
__HeapBase = .;
. += HEAP_SIZE;
__HeapLimit = .;
__heap_limit = .; /* Add for _sbrk */
} > m_heap
.stack :
{
. = ALIGN(8);
. += STACK_SIZE;
__StackEnd = .;
} > m_data
/* Initializes stack on the end of block */
__StackTop = ORIGIN(m_data) + LENGTH(m_data);
__StackLimit = __StackTop - STACK_SIZE;
PROVIDE(__stack = __StackTop);
.ARM.attributes 0 : { *(.ARM.attributes) }
ASSERT(__StackLimit >= __StackEnd, "region m_data overflowed with stack and heap")
}