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SourceVuESP-IDF Framework and ExamplesESP-IDFmmu_hal_vaddr_to_paddr()

mmu_hal_vaddr_to_paddr() function

Convert virtual address to physical address

Syntax

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Summary

Declaration

Definition

from mmu_hal.h:87

bool mmu_hal_vaddr_to_paddr(uint32_t mmu_id, uint32_t vaddr, uint32_t *out_paddr, mmu_target_t *out_target);

Implemented in mmu_hal.c:121

Arguments

Argument

Description

mmu_id

MMU ID

vaddr

virtual address

out_paddr

physical address

out_target

Indicating the vaddr/paddr is mapped on which target, see `mmu_target_t`

Return value

- true: virtual address is valid - false: virtual address isn't valid

References

Code

Location

Referrer

bool mmu_hal_vaddr_to_paddr(uint32_t mmu_id, uint32_t vaddr, uint32_t *out_paddr, mmu_target_t *out_target)

mmu_hal.c:121

bool mmu_hal_vaddr_to_paddr(uint32_t mmu_id, uint32_t vaddr, uint32_t *out_paddr, mmu_target_t *out_target);

mmu_hal.h:87

bool is_mapped = mmu_hal_vaddr_to_paddr(0, vaddr, out_paddr, out_target);

esp_mmu_map.c:758

s_vaddr_to_paddr()

Call Tree

mmu_hal_vaddr_to_paddr() is called by 1 function and calls 8 functions:

s_vaddr_to_paddr()

mmu_hal_vaddr_to_paddr()

__assert_func()

mmu_ll_get_entry_id()

mmu_ll_check_entry_valid()

mmu_ll_get_entry_target()

mmu_ll_entry_id_to_paddr_base()

mmu_hal_check_valid_ext_vaddr_region()

mmu_hal_pages_to_bytes()

abort()

Data Use

mmu_hal_vaddr_to_paddr() reads 2 variables:

mmu_vaddr_t::MMU_VADDR_DATA

mmu_vaddr_t::MMU_VADDR_INSTRUCTION

mmu_hal_vaddr_to_paddr()

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