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feat(sdmmc): add support for PSRAM DMA on ESP32-P4

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This commit is contained in:
Ivan Grokhotkov
2024-04-04 17:04:01 +02:00
parent e0cb43b9ab
commit 49b4bc175e
9 changed files with 101 additions and 44 deletions
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15
components/esp_driver_sdmmc/src/sdmmc_transaction.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -14,7 +14,6 @@
#include "freertos/semphr.h"
#include "freertos/task.h"
#include "soc/sdmmc_periph.h"
#include "soc/soc_memory_layout.h"
#include "driver/sdmmc_types.h"
#include "driver/sdmmc_defs.h"
#include "driver/sdmmc_host.h"
@@ -130,14 +129,18 @@ esp_err_t sdmmc_host_do_transaction(int slot, sdmmc_command_t* cmdinfo)
if (cmdinfo->data) {
// Length should be either <4 or >=4 and =0 (mod 4).
if (cmdinfo->datalen >= 4 && cmdinfo->datalen % 4 != 0) {
ESP_LOGD(TAG, "%s: invalid size: total=%d",
ESP_LOGE(TAG, "%s: invalid size: total=%d",
__func__, cmdinfo->datalen);
ret = ESP_ERR_INVALID_SIZE;
goto out;
}
if ((intptr_t) cmdinfo->data % 4 != 0 ||
!esp_ptr_dma_capable(cmdinfo->data)) {
ESP_LOGD(TAG, "%s: buffer %p can not be used for DMA", __func__, cmdinfo->data);
esp_dma_mem_info_t dma_mem_info;
sdmmc_host_get_dma_info(slot, &dma_mem_info);
#ifdef SOC_SDMMC_PSRAM_DMA_CAPABLE
dma_mem_info.extra_heap_caps |= MALLOC_CAP_SPIRAM;
#endif
if (!esp_dma_is_buffer_alignment_satisfied(cmdinfo->data, cmdinfo->buflen, dma_mem_info)) {
ESP_LOGE(TAG, "%s: buffer %p can not be used for DMA", __func__, cmdinfo->data);
ret = ESP_ERR_INVALID_ARG;
goto out;
}