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esp_wifi: Add API to get available internal heap size

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This commit is contained in:
zhangyanjiao 2020-07-08 20:44:42 +08:00
parent d16831cf81
commit 595be5a143
3 changed files with 16 additions and 1 deletions
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2
components/esp32/esp_adapter.c
View File

@ -551,7 +551,7 @@ wifi_osi_funcs_t g_wifi_osi_funcs = {
._task_get_max_priority = task_get_max_priority_wrapper,
._malloc = malloc,
._free = free,
._get_free_heap_size = esp_get_free_heap_size,
._get_free_heap_size = esp_get_free_internal_heap_size,
._rand = esp_random,
._dport_access_stall_other_cpu_start_wrap = esp_dport_access_stall_other_cpu_start_wrap,
._dport_access_stall_other_cpu_end_wrap = esp_dport_access_stall_other_cpu_end_wrap,

10
components/esp32/include/esp_system.h
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@ -130,6 +130,16 @@ uint32_t system_get_time(void) __attribute__ ((deprecated));
*/
uint32_t esp_get_free_heap_size(void);
/**
* @brief Get the size of available internal heap.
*
* Note that the returned value may be larger than the maximum contiguous block
* which can be allocated.
*
* @return Available internal heap size, in bytes.
*/
uint32_t esp_get_free_internal_heap_size(void);
/** @cond */
/**
* @brief Get the size of available heap.

5
components/esp32/system_api.c
View File

@ -363,6 +363,11 @@ uint32_t esp_get_free_heap_size( void )
return heap_caps_get_free_size( MALLOC_CAP_DEFAULT );
}
uint32_t esp_get_free_internal_heap_size( void )
{
return heap_caps_get_free_size( MALLOC_CAP_8BIT | MALLOC_CAP_DMA | MALLOC_CAP_INTERNAL );
}
uint32_t esp_get_minimum_free_heap_size( void )
{
return heap_caps_get_minimum_free_size( MALLOC_CAP_DEFAULT );