nuttx/boards/arm/stm32/photon/scripts/photon_dfu.ld

/****************************************************************************
 * boards/arm/stm32/photon/scripts/photon_dfu.ld
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you 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.
 *
 ****************************************************************************/

/* The STM32F205RG has 1024Kb of FLASH beginning at address 0x0800:0000 and
 * 112Kb of SRAM in main SRAM1 and 16 Kb in auxiliary SRAM2.
 *
 * Bootloader jumps at 0x0802:0000.
 */

MEMORY
{
  flash (rx) : ORIGIN = 0x08020000, LENGTH = 896K
  sram (rwx) : ORIGIN = 0x20000000, LENGTH = 112K
}

OUTPUT_ARCH(arm)
ENTRY(_stext)
EXTERN(dfu_sign)

SECTIONS
{
    .firmware_start : {
        _firmware_start = ABSOLUTE(.);
    } > flash

    .text : {
        _stext = ABSOLUTE(.);
        *(.vectors)
        *(.dfu_signature)
        *(.text .text.*)
        *(.fixup)
        *(.gnu.warning)

        wlan_firmware_image_location = .;
        *(.wlan_firmware_image .wlan_firmware_image.*)
        wlan_firmware_image_end = .;

        wlan_nvram_image_location = .;
        *(.wlan_nvram_image .wlan_nvram_image.*)
        wlan_nvram_image_end = .;

        *(.rodata .rodata.*)
        *(.gnu.linkonce.t.*)
        *(.glue_7)
        *(.glue_7t)
        *(.got)
        *(.gcc_except_table)
        *(.gnu.linkonce.r.*)
        _etext = ABSOLUTE(.);
    } > flash

    .init_section : {
        _sinit = ABSOLUTE(.);
        KEEP(*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
        KEEP(*(.init_array .ctors))
        _einit = ABSOLUTE(.);
    } > flash

    .ARM.extab : {
        *(.ARM.extab*)
    } > flash

    __exidx_start = ABSOLUTE(.);
    .ARM.exidx : {
        *(.ARM.exidx*)
    } > flash
    __exidx_end = ABSOLUTE(.);

    .tdata : {
        _stdata = ABSOLUTE(.);
        *(.tdata .tdata.* .gnu.linkonce.td.*);
        _etdata = ABSOLUTE(.);
    } > flash

    .tbss : {
        _stbss = ABSOLUTE(.);
        *(.tbss .tbss.* .gnu.linkonce.tb.* .tcommon);
        _etbss = ABSOLUTE(.);
    } > flash

    _eronly = ABSOLUTE(.);

    .data : {
        _sdata = ABSOLUTE(.);
        *(.data .data.*)
        *(.gnu.linkonce.d.*)
        CONSTRUCTORS
        . = ALIGN(4);
        _edata = ABSOLUTE(.);
    } > sram AT > flash

    .firmware_end : {
        _firmware_end = ABSOLUTE(.);
    } > flash

    .bss : {
        _sbss = ABSOLUTE(.);
        *(.bss .bss.*)
        *(.gnu.linkonce.b.*)
        *(COMMON)
        . = ALIGN(4);
        _ebss = ABSOLUTE(.);
    } > sram

    /* Stabs debugging sections. */
    .stab 0 : { *(.stab) }
    .stabstr 0 : { *(.stabstr) }
    .stab.excl 0 : { *(.stab.excl) }
    .stab.exclstr 0 : { *(.stab.exclstr) }
    .stab.index 0 : { *(.stab.index) }
    .stab.indexstr 0 : { *(.stab.indexstr) }
    .comment 0 : { *(.comment) }
    .debug_abbrev 0 : { *(.debug_abbrev) }
    .debug_info 0 : { *(.debug_info) }
    .debug_line 0 : { *(.debug_line) }
    .debug_pubnames 0 : { *(.debug_pubnames) }
    .debug_aranges 0 : { *(.debug_aranges) }
}