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zephyr: linker: Fix .noinit section names #100260

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zephyr: linker: Fix .noinit section names #100260

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a247a6b
zephyr: linker: Run clang-format before applying a patch
mrjimenez Nov 30, 2025
41ddb9d
zephyr: linker: Fix .noinit section names
mrjimenez Nov 30, 2025
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92 changes: 50 additions & 42 deletions include/zephyr/linker/section_tags.h
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Original file line number Diff line number Diff line change
Expand Up @@ -15,42 +15,50 @@

#include <zephyr/linker/sections.h>

#define __noinit __in_section_unique(_NOINIT_SECTION_NAME)
#define __noinit_named(name) __in_section_unique_named(_NOINIT_SECTION_NAME, name)
#define __irq_vector_table Z_GENERIC_SECTION(_IRQ_VECTOR_TABLE_SECTION_NAME)
#define __sw_isr_table Z_GENERIC_SECTION(_SW_ISR_TABLE_SECTION_NAME)
/* Special handling for .noinit to avoid GNU ld KEEP() issues with quoted section names.
* Instead of using ___in_section() which creates .noinit."WEST_TOPDIR/path/file.c".symbol,
* we create section names like .noinit.WEST_TOPDIR/path/file.c.symbol without quotes.
*/
#define ____noinit_section(seg, file, id) __attribute__((section("." #seg "." file "." #id)))
#define ___noinit_section(seg, file, id) ____noinit_section(seg, file, id)

#define __noinit ___noinit_section(_NOINIT_SECTION_NAME, __FILE__, __COUNTER__)
#define __noinit_named(name) ___noinit_section(_NOINIT_SECTION_NAME, __FILE__, name)

#define __irq_vector_table Z_GENERIC_SECTION(_IRQ_VECTOR_TABLE_SECTION_NAME)
#define __sw_isr_table Z_GENERIC_SECTION(_SW_ISR_TABLE_SECTION_NAME)

#ifdef CONFIG_SHARED_INTERRUPTS
#define __shared_sw_isr_table Z_GENERIC_SECTION(_SHARED_SW_ISR_TABLE_SECTION_NAME)
#define __shared_sw_isr_table Z_GENERIC_SECTION(_SHARED_SW_ISR_TABLE_SECTION_NAME)
#endif /* CONFIG_SHARED_INTERRUPTS */

/* Attribute macros to place code and data into IMR memory */
#define __imr __in_section_unique(imr)
#define __imr __in_section_unique(imr)
#define __imrdata __in_section_unique(imrdata)

#if defined(CONFIG_ARM)
#define __kinetis_flash_config_section __in_section_unique(_KINETIS_FLASH_CONFIG_SECTION_NAME)
#define __ti_ccfg_section Z_GENERIC_SECTION(_TI_CCFG_SECTION_NAME)
#define __ccm_data_section Z_GENERIC_SECTION(_CCM_DATA_SECTION_NAME)
#define __ccm_bss_section Z_GENERIC_SECTION(_CCM_BSS_SECTION_NAME)
#define __ccm_noinit_section Z_GENERIC_SECTION(_CCM_NOINIT_SECTION_NAME)
#define __itcm_section Z_GENERIC_SECTION(_ITCM_SECTION_NAME)
#define __dtcm_data_section Z_GENERIC_SECTION(_DTCM_DATA_SECTION_NAME)
#define __dtcm_bss_section Z_GENERIC_SECTION(_DTCM_BSS_SECTION_NAME)
#define __dtcm_noinit_section Z_GENERIC_SECTION(_DTCM_NOINIT_SECTION_NAME)
#define __ocm_data_section Z_GENERIC_SECTION(_OCM_DATA_SECTION_NAME)
#define __ocm_bss_section Z_GENERIC_SECTION(_OCM_BSS_SECTION_NAME)
#define __imx_boot_conf_section Z_GENERIC_SECTION(_IMX_BOOT_CONF_SECTION_NAME)
#define __imx_boot_data_section Z_GENERIC_SECTION(_IMX_BOOT_DATA_SECTION_NAME)
#define __imx_boot_ivt_section Z_GENERIC_SECTION(_IMX_BOOT_IVT_SECTION_NAME)
#define __imx_boot_dcd_section Z_GENERIC_SECTION(_IMX_BOOT_DCD_SECTION_NAME)
#define __imx_boot_container_section Z_GENERIC_SECTION(_IMX_BOOT_CONTAINER_SECTION_NAME)
#define __stm32_backup_sram_section Z_GENERIC_SECTION(_STM32_BACKUP_SRAM_SECTION_NAME)
#define __ti_ccfg_section Z_GENERIC_SECTION(_TI_CCFG_SECTION_NAME)
#define __ccm_data_section Z_GENERIC_SECTION(_CCM_DATA_SECTION_NAME)
#define __ccm_bss_section Z_GENERIC_SECTION(_CCM_BSS_SECTION_NAME)
#define __ccm_noinit_section Z_GENERIC_SECTION(_CCM_NOINIT_SECTION_NAME)
#define __itcm_section Z_GENERIC_SECTION(_ITCM_SECTION_NAME)
#define __dtcm_data_section Z_GENERIC_SECTION(_DTCM_DATA_SECTION_NAME)
#define __dtcm_bss_section Z_GENERIC_SECTION(_DTCM_BSS_SECTION_NAME)
#define __dtcm_noinit_section Z_GENERIC_SECTION(_DTCM_NOINIT_SECTION_NAME)
#define __ocm_data_section Z_GENERIC_SECTION(_OCM_DATA_SECTION_NAME)
#define __ocm_bss_section Z_GENERIC_SECTION(_OCM_BSS_SECTION_NAME)
#define __imx_boot_conf_section Z_GENERIC_SECTION(_IMX_BOOT_CONF_SECTION_NAME)
#define __imx_boot_data_section Z_GENERIC_SECTION(_IMX_BOOT_DATA_SECTION_NAME)
#define __imx_boot_ivt_section Z_GENERIC_SECTION(_IMX_BOOT_IVT_SECTION_NAME)
#define __imx_boot_dcd_section Z_GENERIC_SECTION(_IMX_BOOT_DCD_SECTION_NAME)
#define __imx_boot_container_section Z_GENERIC_SECTION(_IMX_BOOT_CONTAINER_SECTION_NAME)
#define __stm32_backup_sram_section Z_GENERIC_SECTION(_STM32_BACKUP_SRAM_SECTION_NAME)
#endif /* CONFIG_ARM */

#if defined(CONFIG_NOCACHE_MEMORY)
#define __nocache __in_section_unique(_NOCACHE_SECTION_NAME)
#define __nocache_load __in_section_unique(_NOCACHE_LOAD_SECTION_NAME)
#define __nocache __in_section_unique(_NOCACHE_SECTION_NAME)
#define __nocache_load __in_section_unique(_NOCACHE_LOAD_SECTION_NAME)
#define __nocache_noinit __nocache
#else
#define __nocache
Expand All @@ -68,56 +76,56 @@
#define __kstackmem __incoherent
#else
#define __incoherent
#define __stackmem Z_GENERIC_SECTION(.user_stacks)
#define __stackmem Z_GENERIC_SECTION(.user_stacks)
#define __kstackmem __noinit
#endif /* CONFIG_KERNEL_COHERENCE */

#if defined(CONFIG_LINKER_USE_BOOT_SECTION)
#define __boot_func Z_GENERIC_DOT_SECTION(BOOT_TEXT_SECTION_NAME)
#define __boot_data Z_GENERIC_DOT_SECTION(BOOT_DATA_SECTION_NAME)
#define __boot_rodata Z_GENERIC_DOT_SECTION(BOOT_RODATA_SECTION_NAME)
#define __boot_bss Z_GENERIC_DOT_SECTION(BOOT_BSS_SECTION_NAME)
#define __boot_noinit Z_GENERIC_DOT_SECTION(BOOT_NOINIT_SECTION_NAME)
#define __boot_func Z_GENERIC_DOT_SECTION(BOOT_TEXT_SECTION_NAME)
#define __boot_data Z_GENERIC_DOT_SECTION(BOOT_DATA_SECTION_NAME)
#define __boot_rodata Z_GENERIC_DOT_SECTION(BOOT_RODATA_SECTION_NAME)
#define __boot_bss Z_GENERIC_DOT_SECTION(BOOT_BSS_SECTION_NAME)
#define __boot_noinit Z_GENERIC_DOT_SECTION(BOOT_NOINIT_SECTION_NAME)
#else
#define __boot_func
#define __boot_data
#define __boot_rodata
#define __boot_bss
#define __boot_noinit __noinit
#define __boot_noinit __noinit
#endif /* CONFIG_LINKER_USE_BOOT_SECTION */

#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
#define __pinned_func Z_GENERIC_DOT_SECTION(PINNED_TEXT_SECTION_NAME)
#define __pinned_data Z_GENERIC_DOT_SECTION(PINNED_DATA_SECTION_NAME)
#define __pinned_rodata Z_GENERIC_DOT_SECTION(PINNED_RODATA_SECTION_NAME)
#define __pinned_bss Z_GENERIC_DOT_SECTION(PINNED_BSS_SECTION_NAME)
#define __pinned_noinit Z_GENERIC_DOT_SECTION(PINNED_NOINIT_SECTION_NAME)
#define __pinned_func Z_GENERIC_DOT_SECTION(PINNED_TEXT_SECTION_NAME)
#define __pinned_data Z_GENERIC_DOT_SECTION(PINNED_DATA_SECTION_NAME)
#define __pinned_rodata Z_GENERIC_DOT_SECTION(PINNED_RODATA_SECTION_NAME)
#define __pinned_bss Z_GENERIC_DOT_SECTION(PINNED_BSS_SECTION_NAME)
#define __pinned_noinit Z_GENERIC_DOT_SECTION(PINNED_NOINIT_SECTION_NAME)
#else
#define __pinned_func
#define __pinned_data
#define __pinned_rodata
#define __pinned_bss
#define __pinned_noinit __noinit
#define __pinned_noinit __noinit
#endif /* CONFIG_LINKER_USE_PINNED_SECTION */

#if defined(CONFIG_LINKER_USE_ONDEMAND_SECTION)
#define __ondemand_func Z_GENERIC_DOT_SECTION(ONDEMAND_TEXT_SECTION_NAME)
#define __ondemand_rodata Z_GENERIC_DOT_SECTION(ONDEMAND_RODATA_SECTION_NAME)
#define __ondemand_func Z_GENERIC_DOT_SECTION(ONDEMAND_TEXT_SECTION_NAME)
#define __ondemand_rodata Z_GENERIC_DOT_SECTION(ONDEMAND_RODATA_SECTION_NAME)
#else
#define __ondemand_func
#define __ondemand_rodata
#endif /* CONFIG_LINKER_USE_ONDEMAND_SECTION */

#if defined(CONFIG_LINKER_USE_PINNED_SECTION)
#define __isr __pinned_func
#define __isr __pinned_func
#else
#define __isr
#endif

/* Symbol table section */
#if defined(CONFIG_SYMTAB)
#define __symtab_info Z_GENERIC_SECTION(_SYMTAB_INFO_SECTION_NAME)
#define __symtab_entry Z_GENERIC_SECTION(_SYMTAB_ENTRY_SECTION_NAME)
#define __symtab_info Z_GENERIC_SECTION(_SYMTAB_INFO_SECTION_NAME)
#define __symtab_entry Z_GENERIC_SECTION(_SYMTAB_ENTRY_SECTION_NAME)
#endif /* CONFIG_SYMTAB */

#endif /* !_ASMLANGUAGE */
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