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SourceVuESP-IDF Framework and ExamplesESP-IDFcache_flash_mmu_set()

cache_flash_mmu_set() function

Set Flash-Cache mmu mapping. Please do not call this function in your SDK application.

Syntax

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Summary

Declaration

from cache.h:68

static inline __attribute__((always_inline)) unsigned int IRAM_ATTR cache_flash_mmu_set(int cpu_no, int pid, unsigned int vaddr, unsigned int paddr, int psize, int num);

Arguments

Argument

Declared as

cpu_no

int

pid

int

vaddr

unsigned int

paddr

unsigned int

psize

int

num

int

Return value

unsigned int: error status 0 : mmu set success 1 : vaddr or paddr is not aligned 2 : pid error 3 : psize error 4 : mmu table to be written is out of range 5 : vaddr is out of range

References

Code

Location

Referrer

static inline __attribute__((always_inline)) unsigned int IRAM_ATTR cache_flash_mmu_set(int cpu_no, int pid, unsigned int vaddr, unsigned int paddr, int psize, int num)

rc = cache_flash_mmu_set(0, 0, drom_load_addr_aligned, drom_addr_aligned, 64, drom_page_count);

bootloader_utility.c:894

set_cache_and_start_app()

rc = cache_flash_mmu_set(1, 0, drom_load_addr_aligned, drom_addr_aligned, 64, drom_page_count);

bootloader_utility.c:896

set_cache_and_start_app()

rc = cache_flash_mmu_set(0, 0, irom_load_addr_aligned, irom_addr_aligned, 64, irom_page_count);

bootloader_utility.c:918

set_cache_and_start_app()

rc = cache_flash_mmu_set(1, 0, irom_load_addr_aligned, irom_addr_aligned, 64, irom_page_count);

bootloader_utility.c:920

set_cache_and_start_app()

Call Tree

cache_flash_mmu_set() is called by 1 function and calls 3 functions:

set_cache_and_start_app()

cache_flash_mmu_set()

esp_ipc_isr_stall_other_cpu()

esp_ipc_isr_release_other_cpu()

cache_flash_mmu_set_rom()

Data Use

cache_flash_mmu_set():

cache_flash_mmu_set()

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