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Added support for write protection polarity for SDCard

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Closes https://github.com/espressif/esp-idf/issues/11208
This commit is contained in:
sonika.rathi
2023-06-28 13:20:36 +02:00
parent 52071f4e44
commit b8c3a3aeee
5 changed files with 51 additions and 21 deletions
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components/sdmmc/test/test_sd.c
+14 -5
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@@ -69,6 +69,8 @@
#define SDSPI_TEST_CS_PIN GPIO_NUM_13
#endif
#define GPIO_ACTIVE_LOW 0
#define GPIO_ACTIVE_HIGH 1
TEST_CASE("MMC_RSP_BITS", "[sd]")
{
@@ -595,7 +597,7 @@ static void test_cd_input(int gpio_cd_num, const sdmmc_host_t* config)
free(card);
}
static void test_wp_input(int gpio_wp_num, const sdmmc_host_t* config)
static void test_wp_input(int gpio_wp_num, bool gpio_wp_polarity, const sdmmc_host_t* config)
{
sdmmc_card_t* card = malloc(sizeof(sdmmc_card_t));
TEST_ASSERT_NOT_NULL(card);
@@ -613,12 +615,12 @@ static void test_wp_input(int gpio_wp_num, const sdmmc_host_t* config)
uint32_t* data = heap_caps_calloc(1, 512, MALLOC_CAP_DMA);
// Check that card write succeeds if WP is high
REG_WRITE(GPIO_OUT_W1TS_REG, BIT(gpio_wp_num));
REG_WRITE((gpio_wp_polarity? GPIO_OUT_W1TC_REG : GPIO_OUT_W1TS_REG), BIT(gpio_wp_num));
usleep(1000);
TEST_ESP_OK(sdmmc_write_sectors(card, &data, 0, 1));
// Check that write fails if WP is low
REG_WRITE(GPIO_OUT_W1TC_REG, BIT(gpio_wp_num));
REG_WRITE((gpio_wp_polarity? GPIO_OUT_W1TS_REG : GPIO_OUT_W1TC_REG), BIT(gpio_wp_num));
usleep(1000);
TEST_ESP_ERR(ESP_ERR_INVALID_STATE, sdmmc_write_sectors(card, &data, 0, 1));
// ...but reads still work
@@ -652,11 +654,17 @@ TEST_CASE("WP input works in SD mode", "[sd][test_env=UT_T1_SDMODE]")
sdmmc_host_t config = SDMMC_HOST_DEFAULT();
sdmmc_slot_config_t slot_config = SDMMC_SLOT_CONFIG_DEFAULT();
slot_config.gpio_wp = CD_WP_TEST_GPIO;
bool gpio_wp_polarity = GPIO_ACTIVE_LOW;
if (gpio_wp_polarity) {
slot_config.flags |= SDMMC_SLOT_FLAG_WP_ACTIVE_HIGH;
} else {
slot_config.flags &= ~(SDMMC_SLOT_FLAG_WP_ACTIVE_HIGH);
}
TEST_ESP_OK(sdmmc_host_init());
usleep(10000);
TEST_ESP_OK(sdmmc_host_init_slot(SDMMC_HOST_SLOT_1, &slot_config));
test_wp_input(CD_WP_TEST_GPIO, &config);
test_wp_input(slot_config.gpio_wp, gpio_wp_polarity, &config);
TEST_ESP_OK(sdmmc_host_deinit());
sd_test_board_power_off();
@@ -697,6 +705,7 @@ TEST_CASE("WP input works in SPI mode", "[sd][test_env=UT_T1_SPIMODE]")
dev_config.host_id = config.slot;
dev_config.gpio_cs = SDSPI_TEST_CS_PIN;
dev_config.gpio_wp = CD_WP_TEST_GPIO;
dev_config.gpio_wp_polarity = GPIO_ACTIVE_LOW;
test_sdspi_init_bus(dev_config.host_id, SDSPI_TEST_MOSI_PIN, SDSPI_TEST_MISO_PIN, SDSPI_TEST_SCLK_PIN, SPI_DMA_CH_AUTO);
TEST_ESP_OK(sdspi_host_init());
@@ -704,7 +713,7 @@ TEST_CASE("WP input works in SPI mode", "[sd][test_env=UT_T1_SPIMODE]")
config.slot = handle;
test_wp_input(CD_WP_TEST_GPIO, &config);
test_wp_input(dev_config.gpio_wp, dev_config.gpio_wp_polarity, &config);
TEST_ESP_OK(sdspi_host_deinit());
test_sdspi_deinit_bus(dev_config.host_id);