/*
 * Copyright 2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
 *
 * SPDX-License-Identifier: MIT
 *
 */

__STACK_SIZE = 0x00004000;


MEMORY
{
  FLASH (rx)  : ORIGIN = 0x00000000, LENGTH = 0x00090000
  RAM   (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00090000
}

ENTRY(Reset_Handler)

SECTIONS
{
  .text :
  {
    KEEP(*(.vectors))
    *(.text*)

    *(.rodata*)
  } > FLASH

  .ARM.extab :
  {
    *(.ARM.extab* .gnu.linkonce.armextab.*)
  } > FLASH

  __exidx_start = .;
  .ARM.exidx :
  {
    *(.ARM.exidx* .gnu.linkonce.armexidx.*)
  } > FLASH
  __exidx_end = .;

  .copy.table :
  {
    . = ALIGN(4);
    __copy_table_start__ = .;

    LONG (__etext)
    LONG (__data_start__)
    LONG ((__data_end__ - __data_start__) / 4)

    __copy_table_end__ = .;
  } > FLASH

  .zero.table :
  {
    . = ALIGN(4);
    __zero_table_start__ = .;
    __zero_table_end__ = .;
  } > FLASH

  __etext = ALIGN (4);

  .data : AT (__etext)
  {
    __data_start__ = .;
    *(.data)
    *(.data.*)

    . = ALIGN(4);
    /* All data end */
    __data_end__ = .;

  } > RAM

  .bss :
  {
    . = ALIGN(4);
    __bss_start__ = .;
    *(.bss)
    *(.bss.*)
    *(COMMON)
    . = ALIGN(4);
    __bss_end__ = .;

    . = ALIGN(8);
    __end__ = .;
    PROVIDE(end = .);

  } > RAM AT > RAM

  .stack (ORIGIN(RAM) + LENGTH(RAM) - __STACK_SIZE) (COPY) :
  {
    . = ALIGN(8);
    __StackLimit = .;
    . = . + __STACK_SIZE;
    . = ALIGN(8);
    __StackTop = .;
  } > RAM
  PROVIDE(__stack = __StackTop);

  /* Check if data + stack exceeds RAM limit */
  ASSERT(__StackLimit >= __bss_end__, "region RAM overflowed with stack")
}