Revision 604ca2da84ebf8b068b5d54629fdc42649163c9d authored by Amin Abdulrahman on 13 October 2022, 15:57:26 UTC, committed by Amin Abdulrahman on 13 October 2022, 15:57:26 UTC
1 parent b78dc00
MPS2.ld
/*
* MPS2 CMSIS Library
*/
/*
* Copyright (c) 2009-2019 ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* This file is derivative of CMSIS V5.00 gcc_arm.ld
*/
/* Linker script for mbed FVP Cortex-M on MPS2 */
/* Linker script to configure memory regions. */
/* The length of the VECTORS region is a bit larger than
* is necessary based on the number of exception handlers.
*/
#include "memory_zones.h"
#include "cmsis_nvic.h"
#if !defined(MBED_CONF_TARGET_BOOT_STACK_SIZE)
#define MBED_CONF_TARGET_BOOT_STACK_SIZE 0x400
#endif
MEMORY
{
FLASH (rx) : ORIGIN = ZBT_SRAM1_START, LENGTH = ZBT_SRAM1_SIZE
RAM (rwx) : ORIGIN = ZBT_SRAM2_START, LENGTH = ZBT_SRAM2_SIZE
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
*
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
* __etext
* __data_start__
* __preinit_array_start
* __preinit_array_end
* __init_array_start
* __init_array_end
* __fini_array_start
* __fini_array_end
* __data_end__
* __bss_start__
* __bss_end__
* __end__
* end
* __HeapLimit
* __StackLimit
* __StackTop
* __stack
*/
ENTRY(Reset_Handler)
STACK_SIZE = MBED_CONF_TARGET_BOOT_STACK_SIZE;
/* Size of the vector table in SRAM */
M_VECTOR_RAM_SIZE = NVIC_VECTORS_SIZE;
SECTIONS
{
.isr_vector :
{
__vector_table = .;
KEEP(*(.vector_table))
. = ALIGN(8);
} > FLASH
.text :
{
. = ALIGN(8);
*(.text*)
KEEP(*(.init))
KEEP(*(.fini))
/* .ctors */
*crtbegin.o(.ctors)
*crtbegin?.o(.ctors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
*(SORT(.ctors.*))
*(.ctors)
/* .dtors */
*crtbegin.o(.dtors)
*crtbegin?.o(.dtors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
*(SORT(.dtors.*))
*(.dtors)
*(.rodata*)
KEEP(*(.eh_frame*))
} > FLASH
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > FLASH
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > FLASH
__exidx_end = .;
.data :
{
#ifndef DATA_IN_FLASH
PROVIDE(__etext = LOADADDR(.data));
. = ALIGN(8);
#endif
__data_start__ = .;
*(vtable)
*(.data)
*(.data*)
. = ALIGN(8);
/* preinit data */
PROVIDE (__preinit_array_start = .);
KEEP(*(.preinit_array))
PROVIDE (__preinit_array_end = .);
. = ALIGN(8);
/* init data */
PROVIDE (__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE (__init_array_end = .);
. = ALIGN(8);
/* finit data */
PROVIDE (__fini_array_start = .);
KEEP(*(SORT(.fini_array.*)))
KEEP(*(.fini_array))
PROVIDE (__fini_array_end = .);
. = ALIGN(8);
/* All data end */
__data_end__ = .;
#ifdef DATA_IN_FLASH
} > FLASH
#else
} > RAM AT > FLASH
#endif
.bss :
{
. = ALIGN(8);
__START_BSS = .;
__bss_start__ = .;
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(8);
__bss_end__ = .;
__END_BSS = .;
#ifdef DATA_IN_FLASH
} > FLASH
#else
} > RAM
#endif
bss_size = __bss_end__ - __bss_start__;
.heap (COPY):
{
. = ALIGN(8);
__end__ = .;
PROVIDE(end = .);
__HeapBase = .;
*(.heap*)
. = ORIGIN(RAM) + LENGTH(RAM) - STACK_SIZE;
__HeapLimit = .;
__heap_limit = .; /* Add for _sbrk */
} > RAM
/* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */
__StackTop = ORIGIN(RAM) + LENGTH(RAM);
__StackLimit = __StackTop - STACK_SIZE;
PROVIDE(__stack = __StackTop);
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
} /* End of sections */
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