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SourceVuESP-IDF Framework and ExamplesESP-IDFs_buf_in_region_legacy()

s_buf_in_region_legacy() function

Syntax

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Summary

Declaration

from esp_dma_utils.c:318

static bool s_buf_in_region_legacy(const void *ptr, size_t size, esp_dma_buf_location_t location, int *heap_caps);

Arguments

Argument

ptr

size

location

heap_caps

References

Code

Location

Referrer

static bool s_buf_in_region_legacy(const void *ptr, size_t size, esp_dma_buf_location_t location, int *heap_caps)

esp_dma_utils.c:318

if (s_buf_in_region_legacy(ptr, size, i, &heap_caps)) {

esp_dma_utils.c:345

esp_dma_is_buffer_aligned()

found = s_buf_in_region_legacy(ptr, size, ESP_DMA_BUF_LOCATION_INTERNAL, &heap_caps);

esp_dma_utils.c:351

esp_dma_is_buffer_aligned()

found = s_buf_in_region_legacy(ptr, size, ESP_DMA_BUF_LOCATION_PSRAM, &heap_caps);

esp_dma_utils.c:353

esp_dma_is_buffer_aligned()

Call Tree

s_buf_in_region_legacy() is called by 1 function and calls 1 function:

esp_dma_is_buffer_aligned()

s_buf_in_region_legacy()

esp_ptr_dma_capable()

Data Use

s_buf_in_region_legacy() reads 2 variables:

esp_dma_buf_location_t::ESP_DMA_BUF_LOCATION_INTERNAL

esp_dma_buf_location_t::ESP_DMA_BUF_LOCATION_PSRAM

s_buf_in_region_legacy()

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