80     esp_err_t (*start)(esp_flash_t *chip);  member
89     .start = spiflash_start_default,
109     if (chip->os_func != NULL && chip->os_func->start != NULL) {  in spiflash_start_default()
110         esp_err_t err = chip->os_func->start(chip->os_func_data);  in spiflash_start_default()
151         esp_err_t acquire_err = rom_spiflash_api_funcs->start(chip);  in flash_end_flush_cache()
219     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_init()
239     esp_err_t err = rom_spiflash_api_funcs->start(chip);  in read_id_core()
302         err = rom_spiflash_api_funcs->start(chip);  in detect_spi_flash_chip()
353     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_get_size()
379     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_erase_chip()
394 esp_err_t IRAM_ATTR esp_flash_erase_region(esp_flash_t *chip, uint32_t start, uint32_t len)  in esp_flash_erase_region()  argument
399     CHECK_WRITE_ADDRESS(chip, start, len);  in esp_flash_erase_region()
407     if (start > chip->size || start + len > chip->size) {  in esp_flash_erase_region()
410     if ((start % chip->chip_drv->sector_size) != 0 || (len % chip->chip_drv->sector_size) != 0) {  in esp_flash_erase_region()
420         err = rom_spiflash_api_funcs->start(chip);  in esp_flash_erase_region()
430                     && regions_overlap(start, len, region->offset, region->size)) {  in esp_flash_erase_region()
442     uint32_t erase_addr = start;  in esp_flash_erase_region()
455         err = rom_spiflash_api_funcs->start(chip);  in esp_flash_erase_region()
491     return rom_spiflash_api_funcs->flash_end_flush_cache(chip, err, bus_acquired, start, len);  in esp_flash_erase_region()
502     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_get_chip_write_protect()
518     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_set_chip_write_protect()
577     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_get_protected_region()
602     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_set_protected_region()
652         err = rom_spiflash_api_funcs->start(chip);  in esp_flash_read()
732         err = rom_spiflash_api_funcs->start(chip);  in esp_flash_write()
809     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_get_io_mode()
827     err = rom_spiflash_api_funcs->start(chip);  in esp_flash_set_io_mode()