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1 1 : /* 2 : * Copyright (c) 2013-2014, Wind River Systems, Inc. 3 : * 4 : * SPDX-License-Identifier: Apache-2.0 5 : */ 6 : 7 : /** 8 : * @file 9 : * @brief Definitions of various linker Sections. 10 : * 11 : * Linker Section declarations used by linker script, C files and Assembly 12 : * files. 13 : */ 14 : 15 : #ifndef ZEPHYR_INCLUDE_LINKER_SECTIONS_H_ 16 : #define ZEPHYR_INCLUDE_LINKER_SECTIONS_H_ 17 : 18 : #define _TEXT_SECTION_NAME text 19 : #define _RODATA_SECTION_NAME rodata 20 : #define _CTOR_SECTION_NAME ctors 21 : /* Linker issue with XIP where the name "data" cannot be used */ 22 : #define _DATA_SECTION_NAME datas 23 : #define _BSS_SECTION_NAME bss 24 : #define _NOINIT_SECTION_NAME noinit 25 : 26 : #define _APP_SMEM_SECTION_NAME app_smem 27 : #define _APP_DATA_SECTION_NAME app_datas 28 : #define _APP_BSS_SECTION_NAME app_bss 29 : #define _APP_NOINIT_SECTION_NAME app_noinit 30 : 31 : #define _APP_SMEM_PINNED_SECTION_NAME app_smem_pinned 32 : 33 : #define _UNDEFINED_SECTION_NAME undefined 34 : 35 : /* Interrupts */ 36 : #define _IRQ_VECTOR_TABLE_SECTION_NAME .gnu.linkonce.irq_vector_table 37 : #define _IRQ_VECTOR_TABLE_SECTION_SYMS .gnu.linkonce.irq_vector_table* 38 : 39 : #define _SW_ISR_TABLE_SECTION_NAME .gnu.linkonce.sw_isr_table 40 : #define _SW_ISR_TABLE_SECTION_SYMS .gnu.linkonce.sw_isr_table* 41 : 42 : #ifdef CONFIG_SHARED_INTERRUPTS 43 : #define _SHARED_SW_ISR_TABLE_SECTION_NAME .gnu.linkonce.shared_sw_isr_table 44 : #define _SHARED_SW_ISR_TABLE_SECTION_SYMS .gnu.linkonce.shared_sw_isr_table* 45 : #endif /* CONFIG_SHARED_INTERRUPTS */ 46 : 47 : /* Architecture-specific sections */ 48 : #if defined(CONFIG_ARM) 49 : #define _KINETIS_FLASH_CONFIG_SECTION_NAME kinetis_flash_config 50 : #define _TI_CCFG_SECTION_NAME .ti_ccfg 51 : 52 : #define _CCM_DATA_SECTION_NAME .ccm_data 53 : #define _CCM_BSS_SECTION_NAME .ccm_bss 54 : #define _CCM_NOINIT_SECTION_NAME .ccm_noinit 55 : 56 : #define _ITCM_SECTION_NAME .itcm 57 : 58 : #define _DTCM_DATA_SECTION_NAME .dtcm_data 59 : #define _DTCM_BSS_SECTION_NAME .dtcm_bss 60 : #define _DTCM_NOINIT_SECTION_NAME .dtcm_noinit 61 : 62 : #define _OCM_DATA_SECTION_NAME .ocm_data 63 : #define _OCM_BSS_SECTION_NAME .ocm_bss 64 : #endif 65 : 66 : #define _IMX_BOOT_CONF_SECTION_NAME .boot_hdr.conf 67 : #define _IMX_BOOT_DATA_SECTION_NAME .boot_hdr.data 68 : #define _IMX_BOOT_IVT_SECTION_NAME .boot_hdr.ivt 69 : #define _IMX_BOOT_DCD_SECTION_NAME .boot_hdr.dcd_data 70 : #define _IMX_BOOT_CONTAINER_SECTION_NAME .boot_hdr.container 71 : 72 : #define _STM32_SDRAM1_SECTION_NAME .stm32_sdram1 73 : #define _STM32_SDRAM2_SECTION_NAME .stm32_sdram2 74 : 75 : #define _STM32_BACKUP_SRAM_SECTION_NAME .stm32_backup_sram 76 : 77 : #ifdef CONFIG_NOCACHE_MEMORY 78 : #define _NOCACHE_SECTION_NAME nocache 79 : #endif 80 : 81 : /* Symbol table section */ 82 : #if defined(CONFIG_SYMTAB) 83 : #define _SYMTAB_INFO_SECTION_NAME .gnu.linkonce.symtab.info 84 : #define _SYMTAB_ENTRY_SECTION_NAME .gnu.linkonce.symtab.entry 85 : #define _SYMTAB_SECTION_SYMS .gnu.linkonce.symtab* 86 : #endif /* CONFIG_SYMTAB */ 87 : 88 : #if defined(CONFIG_LINKER_USE_BOOT_SECTION) 89 : #define BOOT_TEXT_SECTION_NAME boot_text 90 : #define BOOT_BSS_SECTION_NAME boot_bss 91 : #define BOOT_RODATA_SECTION_NAME boot_rodata 92 : #define BOOT_DATA_SECTION_NAME boot_data 93 : #define BOOT_NOINIT_SECTION_NAME boot_noinit 94 : #endif 95 : 96 : #if defined(CONFIG_LINKER_USE_PINNED_SECTION) 97 : #define PINNED_TEXT_SECTION_NAME pinned_text 98 : #define PINNED_BSS_SECTION_NAME pinned_bss 99 : #define PINNED_RODATA_SECTION_NAME pinned_rodata 100 : #define PINNED_DATA_SECTION_NAME pinned_data 101 : #define PINNED_NOINIT_SECTION_NAME pinned_noinit 102 : #endif 103 : 104 : #if defined(CONFIG_LINKER_USE_ONDEMAND_SECTION) 105 : #define ONDEMAND_TEXT_SECTION_NAME ondemand_text 106 : #define ONDEMAND_RODATA_SECTION_NAME ondemand_rodata 107 : #endif 108 : 109 : /* Short section references for use in ASM files */ 110 : #if defined(_ASMLANGUAGE) 111 : /* Various text section names */ 112 : #define TEXT text 113 : 114 : /* Various data type section names */ 115 : #define BSS bss 116 : #define RODATA rodata 117 : #define DATA data 118 : #define NOINIT noinit 119 : 120 : #if defined(CONFIG_LINKER_USE_BOOT_SECTION) 121 : #define BOOT_TEXT BOOT_TEXT_SECTION_NAME 122 : #define BOOT_BSS BOOT_BSS_SECTION_NAME 123 : #define BOOT_RODATA BOOT_RODATA_SECTION_NAME 124 : #define BOOT_DATA BOOT_DATA_SECTION_NAME 125 : #define BOOT_NOINIT BOOT_NOINIT_SECTION_NAME 126 : #else 127 : #define BOOT_TEXT TEXT 128 : #define BOOT_BSS BSS 129 : #define BOOT_RODATA RODATA 130 : #define BOOT_DATA DATA 131 : #define BOOT_NOINIT NOINIT 132 : #endif /* CONFIG_LINKER_USE_BOOT_SECTION */ 133 : 134 : #if defined(CONFIG_LINKER_USE_PINNED_SECTION) 135 : #define PINNED_TEXT PINNED_TEXT_SECTION_NAME 136 : #define PINNED_BSS PINNED_BSS_SECTION_NAME 137 : #define PINNED_RODATA PINNED_RODATA_SECTION_NAME 138 : #define PINNED_DATA PINNED_DATA_SECTION_NAME 139 : #define PINNED_NOINIT PINNED_NOINIT_SECTION_NAME 140 : #else 141 : #define PINNED_TEXT TEXT 142 : #define PINNED_BSS BSS 143 : #define PINNED_RODATA RODATA 144 : #define PINNED_DATA DATA 145 : #define PINNED_NOINIT NOINIT 146 : #endif /* CONFIG_LINKER_USE_PINNED_SECTION */ 147 : 148 : #if defined(CONFIG_LINKER_USE_ONDEMAND_SECTION) 149 : #define ONDEMAND_TEXT ONDEMAND_TEXT_SECTION_NAME 150 : #define ONDEMAND_RODATA ONDEMAND_RODATA_SECTION_NAME 151 : #else 152 : #define ONDEMAND_TEXT TEXT 153 : #define ONDEMAND_RODATA RODATA 154 : #endif /* CONFIG_LINKER_USE_ONDEMAND_SECTION */ 155 : 156 : #endif /* _ASMLANGUAGE */ 157 : 158 : #include <zephyr/linker/section_tags.h> 159 : 160 : #endif /* ZEPHYR_INCLUDE_LINKER_SECTIONS_H_ */
