sections.h

Go to the documentation of this file.

/*
 * Copyright (c) 2013-2014, Wind River Systems, Inc.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_LINKER_SECTIONS_H_
#define ZEPHYR_INCLUDE_LINKER_SECTIONS_H_
 
#define _TEXT_SECTION_NAME text
#define _RODATA_SECTION_NAME rodata
#define _CTOR_SECTION_NAME ctors
/* Linker issue with XIP where the name "data" cannot be used */
#define _DATA_SECTION_NAME datas
#define _BSS_SECTION_NAME bss
#define _NOINIT_SECTION_NAME noinit
 
#define _APP_SMEM_SECTION_NAME          app_smem
#define _APP_DATA_SECTION_NAME          app_datas
#define _APP_BSS_SECTION_NAME           app_bss
#define _APP_NOINIT_SECTION_NAME        app_noinit
 
#define _APP_SMEM_PINNED_SECTION_NAME   app_smem_pinned
 
#define _UNDEFINED_SECTION_NAME undefined
 
/* Interrupts */
#define _IRQ_VECTOR_TABLE_SECTION_NAME  .gnu.linkonce.irq_vector_table
#define _IRQ_VECTOR_TABLE_SECTION_SYMS  .gnu.linkonce.irq_vector_table*
 
#define _SW_ISR_TABLE_SECTION_NAME      .gnu.linkonce.sw_isr_table
#define _SW_ISR_TABLE_SECTION_SYMS      .gnu.linkonce.sw_isr_table*
 
/* Architecture-specific sections */
#if defined(CONFIG_ARM)
#define _KINETIS_FLASH_CONFIG_SECTION_NAME  kinetis_flash_config
#define _TI_CCFG_SECTION_NAME           .ti_ccfg
 
#define _CCM_DATA_SECTION_NAME          .ccm_data
#define _CCM_BSS_SECTION_NAME           .ccm_bss
#define _CCM_NOINIT_SECTION_NAME        .ccm_noinit
 
#define _ITCM_SECTION_NAME              .itcm
 
#define _DTCM_DATA_SECTION_NAME         .dtcm_data
#define _DTCM_BSS_SECTION_NAME          .dtcm_bss
#define _DTCM_NOINIT_SECTION_NAME       .dtcm_noinit
 
#define _OCM_DATA_SECTION_NAME          .ocm_data
#define _OCM_BSS_SECTION_NAME           .ocm_bss
#endif
 
#define _IMX_BOOT_CONF_SECTION_NAME     .boot_hdr.conf
#define _IMX_BOOT_DATA_SECTION_NAME     .boot_hdr.data
#define _IMX_BOOT_IVT_SECTION_NAME      .boot_hdr.ivt
#define _IMX_BOOT_DCD_SECTION_NAME      .boot_hdr.dcd_data
 
#define _STM32_SDRAM1_SECTION_NAME      .stm32_sdram1
#define _STM32_SDRAM2_SECTION_NAME      .stm32_sdram2
 
#define _STM32_BACKUP_SRAM_SECTION_NAME .stm32_backup_sram
 
#ifdef CONFIG_NOCACHE_MEMORY
#define _NOCACHE_SECTION_NAME nocache
#endif
 
#if defined(CONFIG_LINKER_USE_BOOT_SECTION)
#define BOOT_TEXT_SECTION_NAME          boot_text
#define BOOT_BSS_SECTION_NAME           boot_bss
#define BOOT_RODATA_SECTION_NAME        boot_rodata
#define BOOT_DATA_SECTION_NAME          boot_data
#define BOOT_NOINIT_SECTION_NAME        boot_noinit
#endif
 
#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
#define PINNED_TEXT_SECTION_NAME        pinned_text
#define PINNED_BSS_SECTION_NAME         pinned_bss
#define PINNED_RODATA_SECTION_NAME      pinned_rodata
#define PINNED_DATA_SECTION_NAME        pinned_data
#define PINNED_NOINIT_SECTION_NAME      pinned_noinit
#endif
 
/* Short section references for use in ASM files */
#if defined(_ASMLANGUAGE)
/* Various text section names */
#define TEXT text
 
/* Various data type section names */
#define BSS bss
#define RODATA rodata
#define DATA data
#define NOINIT noinit
 
#if defined(CONFIG_LINKER_USE_BOOT_SECTION)
#define BOOT_TEXT                       BOOT_TEXT_SECTION_NAME
#define BOOT_BSS                        BOOT_BSS_SECTION_NAME
#define BOOT_RODATA                     BOOT_RODATA_SECTION_NAME
#define BOOT_DATA                       BOOT_DATA_SECTION_NAME
#define BOOT_NOINIT                     BOOT_NOINIT_SECTION_NAME
#else
#define BOOT_TEXT                       TEXT
#define BOOT_BSS                        BSS
#define BOOT_RODATA                     RODATA
#define BOOT_DATA                       DATA
#define BOOT_NOINIT                     NOINIT
#endif /* CONFIG_LINKER_USE_BOOT_SECTION */
 
#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
#define PINNED_TEXT                     PINNED_TEXT_SECTION_NAME
#define PINNED_BSS                      PINNED_BSS_SECTION_NAME
#define PINNED_RODATA                   PINNED_RODATA_SECTION_NAME
#define PINNED_DATA                     PINNED_DATA_SECTION_NAME
#define PINNED_NOINIT                   PINNED_NOINIT_SECTION_NAME
#else
#define PINNED_TEXT                     TEXT
#define PINNED_BSS                      BSS
#define PINNED_RODATA                   RODATA
#define PINNED_DATA                     DATA
#define PINNED_NOINIT                   NOINIT
#endif /* CONFIG_LINKER_USE_PINNED_SECTION */
 
#endif /* _ASMLANGUAGE */
 
#include <linker/section_tags.h>
 
#endif /* ZEPHYR_INCLUDE_LINKER_SECTIONS_H_ */