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feat(dma): refactor dma calloc function

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gaoxu
2024-03-29 11:36:27 +08:00
committed by Gao Xu
parent 78f96c4466
commit 40f38bea6f
30 changed files with 204 additions and 363 deletions
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docs/en/api-reference/system/mm_sync.rst
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@@ -109,7 +109,7 @@ cache memory synchronization is usually considered when DMA is involved. ESP-IDF
- :cpp:func:`esp_dma_capable_malloc`, this API allocates a chunk of memory that meets the alignment requirement from both the cache and the DMA.
- :cpp:func:`esp_dma_capable_calloc`, this API allocates a chunk of memory that meets the alignment requirement from both the cache and the DMA. The initialized value in the memory is set to zero.
You can also use :cpp:member:`esp_dma_mem_info_t::on_psram` to allocate from the PSRAM.
You can also use :c:macro:`ESP_DMA_MALLOC_FLAG_PSRAM` to allocate from the PSRAM.
Warning for Address Alignment Requirement