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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_ptr_external_ram()

esp_ptr_external_ram() function

Check if the pointer is in external ram

Syntax

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Summary

Declaration

Definition

from esp_memory_utils.h:314

bool esp_ptr_external_ram(const void *p);

Implemented in esp_memory_utils.c:58

Arguments

Argument

Description

pointer

Return value

true: is in external ram; false: not in external ram

References

Code

Location

Referrer

bool esp_ptr_external_ram(const void *p)

esp_memory_utils.c:58

bool esp_ptr_external_ram(const void *p);

esp_memory_utils.h:314

if (esp_ptr_external_ram(rx_buffer)) {

esp_dma_utils.c:39

esp_dma_split_rx_buffer_to_cache_aligned()

if (esp_ptr_external_ram(ptr)) {

esp_dma_utils.c:255

esp_dma_is_buffer_alignment_satisfied()

&& !esp_ptr_external_ram(src)

sdmmc_cmd.c:464

sdmmc_write_sectors()

&& !esp_ptr_external_ram(dst)

sdmmc_cmd.c:601

sdmmc_read_sectors()

Call Tree

esp_ptr_external_ram() is called by 4 functions and calls 1 function:

esp_dma_split_rx_buffer_to_cache_aligned()

esp_dma_is_buffer_alignment_satisfied()

sdmmc_write_sectors()

sdmmc_read_sectors()

esp_ptr_external_ram()

esp_psram_check_ptr_addr()

Data Use

esp_ptr_external_ram():

esp_ptr_external_ram()

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