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esp_himem_free() function
Free a block of physical memory This clears out the associated handle making the memory available for re-allocation again. This will only succeed if none of the memory blocks currently have a mapping.
Syntax
Implemented in ![]()
esp_himem.c:222
Return value
- ESP_OK if the memory is succesfully freed - ESP_ERR_INVALID_ARG if the handle still is (partially) mapped
Related Functions
Found 2 other functions taking a ![]()
esp_himem_ramdata_t
argument:
Function
Description
Map a block of high memory into the CPUs address space This effectively makes the block available for read/write operations.
Allocate a block in high memory
Examples
Code
Location
Call Tree
from 0/1 examplesesp_himem_free() calls 7 functions:
Data Use
from 0/1 examplesesp_himem_free() reads 9 variables and writes 1 variable: