kopia lustrzana https://github.com/espressif/esp-idf
122 wiersze
4.0 KiB
C
122 wiersze
4.0 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2018-2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <freertos/FreeRTOS.h>
|
|
#include <freertos/task.h>
|
|
#include <multi_heap.h>
|
|
#include "multi_heap_internal.h"
|
|
#include "heap_private.h"
|
|
#include "esp_heap_task_info.h"
|
|
|
|
#ifdef CONFIG_HEAP_TASK_TRACKING
|
|
|
|
/*
|
|
* Return per-task heap allocation totals and lists of blocks.
|
|
*
|
|
* For each task that has allocated memory from the heap, return totals for
|
|
* allocations within regions matching one or more sets of capabilities.
|
|
*
|
|
* Optionally also return an array of structs providing details about each
|
|
* block allocated by one or more requested tasks, or by all tasks.
|
|
*
|
|
* Returns the number of block detail structs returned.
|
|
*/
|
|
size_t heap_caps_get_per_task_info(heap_task_info_params_t *params)
|
|
{
|
|
heap_t *reg;
|
|
heap_task_block_t *blocks = params->blocks;
|
|
size_t count = *params->num_totals;
|
|
size_t remaining = params->max_blocks;
|
|
|
|
// Clear out totals for any prepopulated tasks.
|
|
if (params->totals) {
|
|
for (size_t i = 0; i < count; ++i) {
|
|
for (size_t type = 0; type < NUM_HEAP_TASK_CAPS; ++type) {
|
|
params->totals[i].size[type] = 0;
|
|
params->totals[i].count[type] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
SLIST_FOREACH(reg, ®istered_heaps, next) {
|
|
multi_heap_handle_t heap = reg->heap;
|
|
if (heap == NULL) {
|
|
continue;
|
|
}
|
|
|
|
// Find if the capabilities of this heap region match on of the desired
|
|
// sets of capabilities.
|
|
uint32_t caps = get_all_caps(reg);
|
|
uint32_t type;
|
|
for (type = 0; type < NUM_HEAP_TASK_CAPS; ++type) {
|
|
if ((caps & params->mask[type]) == params->caps[type]) {
|
|
break;
|
|
}
|
|
}
|
|
if (type == NUM_HEAP_TASK_CAPS) {
|
|
continue;
|
|
}
|
|
|
|
multi_heap_block_handle_t b = multi_heap_get_first_block(heap);
|
|
multi_heap_internal_lock(heap);
|
|
for ( ; b ; b = multi_heap_get_next_block(heap, b)) {
|
|
if (multi_heap_is_free(b)) {
|
|
continue;
|
|
}
|
|
void *p = multi_heap_get_block_address(b); // Safe, only arithmetic
|
|
size_t bsize = multi_heap_get_allocated_size(heap, p); // Validates
|
|
TaskHandle_t btask = (TaskHandle_t)multi_heap_get_block_owner(b);
|
|
|
|
// Accumulate per-task allocation totals.
|
|
if (params->totals) {
|
|
size_t i;
|
|
for (i = 0; i < count; ++i) {
|
|
if (params->totals[i].task == btask) {
|
|
break;
|
|
}
|
|
}
|
|
if (i < count) {
|
|
params->totals[i].size[type] += bsize;
|
|
params->totals[i].count[type] += 1;
|
|
}
|
|
else {
|
|
if (count < params->max_totals) {
|
|
params->totals[count].task = btask;
|
|
params->totals[count].size[type] = bsize;
|
|
params->totals[i].count[type] = 1;
|
|
++count;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Return details about allocated blocks for selected tasks.
|
|
if (blocks && remaining > 0) {
|
|
if (params->tasks) {
|
|
size_t i;
|
|
for (i = 0; i < params->num_tasks; ++i) {
|
|
if (btask == params->tasks[i]) {
|
|
break;
|
|
}
|
|
}
|
|
if (i == params->num_tasks) {
|
|
continue;
|
|
}
|
|
}
|
|
blocks->task = btask;
|
|
blocks->address = p;
|
|
blocks->size = bsize;
|
|
++blocks;
|
|
--remaining;
|
|
}
|
|
}
|
|
multi_heap_internal_unlock(heap);
|
|
}
|
|
*params->num_totals = count;
|
|
return params->max_blocks - remaining;
|
|
}
|
|
|
|
#endif // CONFIG_HEAP_TASK_TRACKING
|