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SourceVuESP-IDF Framework and ExamplesESP-IDF_rodata_reserved_start

_rodata_reserved_start variable

Similarly, we follow the way how 1st bootloader load flash .rodata:

Syntax

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Summary

Declaration

from esp_mmu_map.c:165

extern char _rodata_reserved_start;

References

Code

Location

Referrer

extern char _rodata_reserved_start;

cpu_start.c:148

extern char _rodata_reserved_start;

esp_mmu_map.c:165

uint32_t fhdr_src_addr = (uint32_t)(&_rodata_reserved_start) - sizeof(esp_image_header_t) - sizeof(esp_image_segment_header_t);

cpu_start.c:799

call_start_cpu0()

size_t drom_len_to_reserve = (uint32_t)&_rodata_reserved_end - (uint32_t)&_rodata_reserved_start;

esp_mmu_map.c:167

s_reserve_drom_region()

assert((mmu_ll_vaddr_to_laddr((uint32_t)&_rodata_reserved_end) - mmu_ll_vaddr_to_laddr((uint32_t)&_rodata_reserved_start)) == drom_len_to_reserve);

esp_mmu_map.c:168

s_reserve_drom_region()

drom_len_to_reserve += (uint32_t)&_rodata_reserved_start - ALIGN_DOWN_BY((uint32_t)&_rodata_reserved_start, CONFIG_MMU_PAGE_SIZE);

esp_mmu_map.c:170

s_reserve_drom_region()

cache_bus_mask_t bus_mask = s_get_bus_mask((uint32_t)&_rodata_reserved_start, drom_len_to_reserve);

esp_mmu_map.c:172

s_reserve_drom_region()