2bd871df2a
This adds the _image_rodata_start and _image_rodata_end symbols to SPARC's arch linker script. Signed-off-by: Daniel Leung <daniel.leung@intel.com>
167 lines
3.3 KiB
Plaintext
167 lines
3.3 KiB
Plaintext
/*
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* Copyright (c) 2019-2020 Cobham Gaisler AB
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Linker command/script file for SPARC
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*/
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#include <soc.h>
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#include <autoconf.h>
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#include <linker/sections.h>
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#include <linker/linker-defs.h>
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#include <linker/linker-tool.h>
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ENTRY(CONFIG_KERNEL_ENTRY)
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SECTIONS
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{
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#include <linker/rel-sections.ld>
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_image_rom_start = .;
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SECTION_PROLOGUE(_TEXT_SECTION_NAME,,)
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{
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/* Trap table alignment required by SPARC V8 specification. */
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. = ALIGN(0x1000);
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_image_text_start = .;
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*(.text.traptable)
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*(.text)
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*(.text.*)
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*(.stub)
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*(.gnu.linkonce.t.*)
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} GROUP_LINK_IN(REGION_TEXT)
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_image_text_end = .;
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_image_rodata_start = .;
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#include <linker/common-rom.ld>
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#include <linker/thread-local-storage.ld>
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SECTION_PROLOGUE(_RODATA_SECTION_NAME,,)
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{
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. = ALIGN(8);
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*(.rodata)
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*(.rodata.*)
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*(.gnu.linkonce.r.*)
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*(.rodata1)
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/* Located in generated directory. This file is populated by the
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* zephyr_linker_sources() Cmake function.
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*/
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#include <snippets-rodata.ld>
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} GROUP_LINK_IN(REGION_RODATA)
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#include <linker/cplusplus-rom.ld>
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_image_rodata_end = .;
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_image_rodata_size = _image_rodata_end - _image_rodata_start;
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_image_rom_end = .;
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__data_rom_start = .;
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SECTION_PROLOGUE(.plt,,)
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{
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*(.plt)
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}
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SECTION_PROLOGUE(.iplt,,)
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{
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*(.iplt)
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}
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SECTION_DATA_PROLOGUE(_DATA_SECTION_NAME,,)
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{
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. = ALIGN(8);
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_image_ram_start = .;
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__data_ram_start = .;
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*(.data)
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*(.data.*)
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*(.gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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/* Located in generated directory. This file is populated by the
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* zephyr_linker_sources() Cmake function.
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*/
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#include <snippets-rwdata.ld>
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} GROUP_DATA_LINK_IN(REGION_DATA_VMA, REGION_DATA_LMA)
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#include <linker/common-ram.ld>
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/* Located in generated directory. This file is populated by the
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* zephyr_linker_sources() Cmake function.
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*/
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#include <snippets-ram-sections.ld>
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__data_ram_end = .;
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SECTION_DATA_PROLOGUE(_BSS_SECTION_NAME,(NOLOAD),)
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{
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/*
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* For performance, BSS section is assumed to be 4 byte aligned and
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* a multiple of 4 bytes
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*/
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. = ALIGN(4);
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__bss_start = .;
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*(.dynbss)
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*(.bss)
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*(.bss.*)
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*(.gnu.linkonce.b.*)
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COMMON_SYMBOLS
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/*
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* As memory is cleared in words only, it is simpler to ensure the BSS
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* section ends on a 4 byte boundary. This wastes a maximum of 3 bytes.
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*/
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__bss_end = ALIGN(4);
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} GROUP_LINK_IN(REGION_BSS)
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SECTION_PROLOGUE(_NOINIT_SECTION_NAME,(NOLOAD),)
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{
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/*
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* This section is used for non-initialized objects that
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* will not be cleared during the boot process.
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*/
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*(.noinit)
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*(.noinit.*)
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/* Located in generated directory. This file is populated by the
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* zephyr_linker_sources() Cmake function.
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*/
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#include <snippets-noinit.ld>
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} GROUP_LINK_IN(REGION_BSS)
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#include <linker/cplusplus-ram.ld>
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_image_ram_end = .;
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_end = .; /* end of image */
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/* Located in generated directory. This file is populated by the
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* zephyr_linker_sources() Cmake function.
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*/
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#include <snippets-sections.ld>
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#include <linker/debug-sections.ld>
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/DISCARD/ : { *(.note.GNU-stack) }
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/DISCARD/ : { *(.gnu_debuglink) }
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/DISCARD/ : { *(.gnu.lto_*) }
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SECTION_PROLOGUE(.gnu.attributes, 0,)
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{
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KEEP(*(.gnu.attributes))
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}
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}
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