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fix(sdmmc): Add a better handling of devices accessing PSRAM through DMA

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Closes https://github.com/espressif/esp-idf/issues/18412
This commit is contained in:
Adam Múdry
2026-07-21 15:01:57 +02:00
parent cadfa9c096
commit 0ef0c143c7
9 changed files with 182 additions and 36 deletions
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components/esp_driver_sdspi/test_apps/sdspi/components/sdspi_tests/sdmmc_test_rw_spi.c
+28 -1
View File
@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -107,3 +107,30 @@ TEST_CASE("sdspi read/write performance - wait_for_miso == -1, slot 1", "[sdspi]
//here freq should be changed to SDMMC_FREQ_HIGHSPEED after fixing IDF-8749
do_one_sdspi_perf_test_dont_wait_for_miso(SLOT_1, SDMMC_FREQ_DEFAULT);
}
/* ========== Read/write PSRAM DMA test, SPI ========== */
static void do_one_sdspi_psram_dma_test(int slot, int freq_khz)
{
sdmmc_card_t card;
#if !CONFIG_SPIRAM
TEST_IGNORE_MESSAGE("PSRAM is not enabled");
#endif
sdmmc_test_spi_skip_if_board_incompatible(slot, freq_khz);
sdmmc_test_spi_begin(slot, freq_khz, &card, NULL, NULL, NULL);
sdmmc_card_print_info(stdout, &card);
sdmmc_test_rw_psram_buffer(&card);
sdmmc_test_spi_end(slot, &card);
}
TEST_CASE("sdspi read/write psram dma, slot 0", "[sdspi]")
{
do_one_sdspi_psram_dma_test(SLOT_0, SDMMC_FREQ_HIGHSPEED);
}
TEST_CASE("sdspi read/write psram dma, slot 1", "[sdspi]")
{
//TODO: IDF-8749
//here freq should be changed to SDMMC_FREQ_HIGHSPEED after fixing IDF-8749
do_one_sdspi_psram_dma_test(SLOT_1, SDMMC_FREQ_DEFAULT);
}