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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_flash_spi_device_config_t::host_id

esp_flash_spi_device_config_t::host_id field

Syntax

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Summary

Declaration

from esp_flash_spi_init.h:18

spi_host_device_t host_id;

Examples

esp_flash_spi_device_config_t::host_id is referenced by 1 libraries and example projects:

ext_flash sample

References

from 0/1 examples

Code

Location

Referrer

spi_host_device_t host_id; ///< Bus to use

esp_flash_spi_init.h:18

int spics_in = spi_periph_signal[config->host_id].spics_in;

esp_flash_spi_init.c:132

cs_initialize()

int spics_out = spi_periph_signal[config->host_id].spics_out[cs_id];

esp_flash_spi_init.c:133

cs_initialize()

int spics_func = spi_periph_signal[config->host_id].func;

esp_flash_spi_init.c:134

cs_initialize()

CHECK_IOMUX_PIN(config->host_id, spics);

esp_flash_spi_init.c:181

cs_using_iomux()

if (config->cs_io_num != spi_periph_signal[config->host_id].spics_in) {

esp_flash_spi_init.c:182

cs_using_iomux()

if (use_bus_lock(config->host_id)) {

esp_flash_spi_init.c:194

acquire_spi_device()

spi_bus_lock_handle_t lock = spi_bus_lock_get_by_id(config->host_id);

esp_flash_spi_init.c:195

acquire_spi_device()

const bool is_main_flash = (config->host_id == SPI1_HOST && config->cs_id == 0);

esp_flash_spi_init.c:207

acquire_spi_device()

if (config->host_id == SPI1_HOST) caps = MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT;

esp_flash_spi_init.c:235

spi_bus_add_flash_device()

err = esp_flash_init_os_functions(chip, config->host_id, dev_handle);

esp_flash_spi_init.c:261

spi_bus_add_flash_device()

assert(config->host_id != SPI1_HOST || dev_id != 0);

esp_flash_spi_init.c:268

spi_bus_add_flash_device()

bool use_iomux = bus_using_iomux(config->host_id);

esp_flash_spi_init.c:269

spi_bus_add_flash_device()

.host_id = config->host_id,

esp_flash_spi_init.c:271

spi_bus_add_flash_device()

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Data Use

from 0/1 examples

esp_flash_spi_device_config_t::host_id is read by 4 functions:

esp_flash_spi_device_config_t::host_id

cs_initialize()

cs_using_iomux()

acquire_spi_device()

spi_bus_add_flash_device()

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