Zephyr API Documentation  3.6.99
A Scalable Open Source RTOS
Loading...
Searching...
No Matches
section_tags.h
Go to the documentation of this file.
1/* Macros for tagging symbols and putting them in the correct sections. */
2
3/*
4 * Copyright (c) 2013-2014, Wind River Systems, Inc.
5 *
6 * SPDX-License-Identifier: Apache-2.0
7 */
8
9#ifndef ZEPHYR_INCLUDE_LINKER_SECTION_TAGS_H_
10#define ZEPHYR_INCLUDE_LINKER_SECTION_TAGS_H_
11
12#include <zephyr/toolchain.h>
13
14#if !defined(_ASMLANGUAGE)
15
16#define __noinit __in_section_unique(_NOINIT_SECTION_NAME)
17#define __noinit_named(name) __in_section_unique_named(_NOINIT_SECTION_NAME, name)
18#define __irq_vector_table Z_GENERIC_SECTION(_IRQ_VECTOR_TABLE_SECTION_NAME)
19#define __sw_isr_table Z_GENERIC_SECTION(_SW_ISR_TABLE_SECTION_NAME)
20
21#ifdef CONFIG_SHARED_INTERRUPTS
22#define __shared_sw_isr_table Z_GENERIC_SECTION(_SHARED_SW_ISR_TABLE_SECTION_NAME)
23#endif /* CONFIG_SHARED_INTERRUPTS */
24
25/* Attribute macros to place code and data into IMR memory */
26#define __imr __in_section_unique(imr)
27#define __imrdata __in_section_unique(imrdata)
28
29#if defined(CONFIG_ARM)
30#define __kinetis_flash_config_section __in_section_unique(_KINETIS_FLASH_CONFIG_SECTION_NAME)
31#define __ti_ccfg_section Z_GENERIC_SECTION(_TI_CCFG_SECTION_NAME)
32#define __ccm_data_section Z_GENERIC_SECTION(_CCM_DATA_SECTION_NAME)
33#define __ccm_bss_section Z_GENERIC_SECTION(_CCM_BSS_SECTION_NAME)
34#define __ccm_noinit_section Z_GENERIC_SECTION(_CCM_NOINIT_SECTION_NAME)
35#define __itcm_section Z_GENERIC_SECTION(_ITCM_SECTION_NAME)
36#define __dtcm_data_section Z_GENERIC_SECTION(_DTCM_DATA_SECTION_NAME)
37#define __dtcm_bss_section Z_GENERIC_SECTION(_DTCM_BSS_SECTION_NAME)
38#define __dtcm_noinit_section Z_GENERIC_SECTION(_DTCM_NOINIT_SECTION_NAME)
39#define __ocm_data_section Z_GENERIC_SECTION(_OCM_DATA_SECTION_NAME)
40#define __ocm_bss_section Z_GENERIC_SECTION(_OCM_BSS_SECTION_NAME)
41#define __imx_boot_conf_section Z_GENERIC_SECTION(_IMX_BOOT_CONF_SECTION_NAME)
42#define __imx_boot_data_section Z_GENERIC_SECTION(_IMX_BOOT_DATA_SECTION_NAME)
43#define __imx_boot_ivt_section Z_GENERIC_SECTION(_IMX_BOOT_IVT_SECTION_NAME)
44#define __imx_boot_dcd_section Z_GENERIC_SECTION(_IMX_BOOT_DCD_SECTION_NAME)
45#define __stm32_sdram1_section Z_GENERIC_SECTION(_STM32_SDRAM1_SECTION_NAME)
46#define __stm32_sdram2_section Z_GENERIC_SECTION(_STM32_SDRAM2_SECTION_NAME)
47#define __stm32_backup_sram_section Z_GENERIC_SECTION(_STM32_BACKUP_SRAM_SECTION_NAME)
48#endif /* CONFIG_ARM */
49
50#if defined(CONFIG_NOCACHE_MEMORY)
51#define __nocache __in_section_unique(_NOCACHE_SECTION_NAME)
52#define __nocache_noinit __nocache
53#else
54#define __nocache
55#define __nocache_noinit __noinit
56#endif /* CONFIG_NOCACHE_MEMORY */
57
58#if defined(CONFIG_KERNEL_COHERENCE)
59#define __incoherent __in_section_unique(cached)
60#if defined(CONFIG_USERSPACE)
61#define __stackmem Z_GENERIC_SECTION(.user_stacks)
62#else
63#define __stackmem __incoherent
64#endif /* CONFIG_USERSPACE */
65#define __kstackmem __incoherent
66#else
67#define __incoherent
68#define __stackmem Z_GENERIC_SECTION(.user_stacks)
69#define __kstackmem __noinit
70#endif /* CONFIG_KERNEL_COHERENCE */
71
72#if defined(CONFIG_LINKER_USE_BOOT_SECTION)
73#define __boot_func Z_GENERIC_DOT_SECTION(BOOT_TEXT_SECTION_NAME)
74#define __boot_data Z_GENERIC_DOT_SECTION(BOOT_DATA_SECTION_NAME)
75#define __boot_rodata Z_GENERIC_DOT_SECTION(BOOT_RODATA_SECTION_NAME)
76#define __boot_bss Z_GENERIC_DOT_SECTION(BOOT_BSS_SECTION_NAME)
77#define __boot_noinit Z_GENERIC_DOT_SECTION(BOOT_NOINIT_SECTION_NAME)
78#else
79#define __boot_func
80#define __boot_data
81#define __boot_rodata
82#define __boot_bss
83#define __boot_noinit __noinit
84#endif /* CONFIG_LINKER_USE_BOOT_SECTION */
85
86#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
87#define __pinned_func Z_GENERIC_DOT_SECTION(PINNED_TEXT_SECTION_NAME)
88#define __pinned_data Z_GENERIC_DOT_SECTION(PINNED_DATA_SECTION_NAME)
89#define __pinned_rodata Z_GENERIC_DOT_SECTION(PINNED_RODATA_SECTION_NAME)
90#define __pinned_bss Z_GENERIC_DOT_SECTION(PINNED_BSS_SECTION_NAME)
91#define __pinned_noinit Z_GENERIC_DOT_SECTION(PINNED_NOINIT_SECTION_NAME)
92#else
93#define __pinned_func
94#define __pinned_data
95#define __pinned_rodata
96#define __pinned_bss
97#define __pinned_noinit __noinit
98#endif /* CONFIG_LINKER_USE_PINNED_SECTION */
99
100#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
101#define __isr __pinned_func
102#else
103#define __isr
104#endif
105
106#endif /* !_ASMLANGUAGE */
107
108#endif /* ZEPHYR_INCLUDE_LINKER_SECTION_TAGS_H_ */
Macros to abstract toolchain specific capabilities.