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SourceVuESP-IDF Framework and ExamplesESP-IDFmem_region_

mem_region_ struct

Struct for a memory region

Syntax

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Summary

Declaration

from esp_mmu_map.c:86

typedef struct mem_region_ { cache_bus_mask_t bus_id; uint32_t start; uint32_t end; size_t region_size; uint32_t free_head; size_t max_slot_size; int caps; mmu_target_t targets; TAILQ_HEAD(mem_block_head_, mem_block_) mem_block_head; } mem_region_t;

Fields

Field

Declared as

mem_region_::bus_id

cache_bus_mask_t

mem_region_::start

uint32_t

mem_region_::end

uint32_t

mem_region_::region_size

size_t

mem_region_::free_head

uint32_t

mem_region_::max_slot_size

size_t

mem_region_::caps

int

mem_region_::targets

mem_region_::mem_block_head

TAILQ_HEAD(mem_block_head_, mem_block_)

References

Code

Location

Scope

Referrer

typedef struct mem_region_ {

esp_mmu_map.c:86

} mem_region_t;

esp_mmu_map.c:96

mem_region_t mem_regions[SOC_MMU_LINEAR_ADDRESS_REGION_NUM];

esp_mmu_map.c:108

mmu_ctx_t::mem_regions

static void s_reserve_irom_region(mem_region_t *hw_mem_regions, int region_nums)

esp_mmu_map.c:129

s_reserve_irom_region()

s_reserve_irom_region()::hw_mem_regions

static void s_reserve_drom_region(mem_region_t *hw_mem_regions, int region_nums)

esp_mmu_map.c:160

s_reserve_drom_region()

s_reserve_drom_region()::hw_mem_regions

mem_region_t hw_mem_regions[SOC_MMU_LINEAR_ADDRESS_REGION_NUM] = {};

esp_mmu_map.c:198

esp_mmu_map_init()

mem_region_t *a = &hw_mem_regions[i - 1];

esp_mmu_map.c:224

esp_mmu_map_init()

mem_region_t *b = &hw_mem_regions[i];

esp_mmu_map.c:225

esp_mmu_map_init()

memcpy(&s_mmu_ctx.mem_regions[available_region_idx], &hw_mem_regions[i], sizeof(mem_region_t));

esp_mmu_map.c:254

esp_mmu_map_init()

static int32_t s_find_available_region(mem_region_t *mem_regions, uint32_t region_nums, size_t size, mmu_mem_caps_t caps, mmu_target_t target)

esp_mmu_map.c:298

s_find_available_region()

s_find_available_region()::mem_regions

mem_region_t *region = NULL;

esp_mmu_map.c:344

esp_mmu_paddr_find_caps()

mem_region_t *found_region = &s_mmu_ctx.mem_regions[found_region_id];

esp_mmu_map.c:461

mem_region_t *region = NULL;

esp_mmu_map.c:636

esp_mmu_unmap()

mem_region_t *region = &s_mmu_ctx.mem_regions[i];

esp_mmu_map.c:701

esp_mmu_map_dump_mapped_blocks()

mem_region_t *region = &s_mmu_ctx.mem_regions[i];

esp_mmu_map.c:730

esp_mmu_map_dump_mapped_blocks_private()

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Data Use

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Implementations

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Instances

Instance

Scope

Location

Project

mmu_ctx_t::mem_regions

esp_mmu_map.c:108

s_reserve_irom_region()::hw_mem_regions

s_reserve_irom_region()

esp_mmu_map.c:129

s_reserve_drom_region()::hw_mem_regions

s_reserve_drom_region()

esp_mmu_map.c:160

s_find_available_region()::mem_regions

s_find_available_region()

esp_mmu_map.c:298

Lifecycle

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