/* * SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #pragma once #include #include #include "spi_flash_mmap.h" /* including in bootloader for error values */ #include "esp_private/spi_flash_os.h" #include "sdkconfig.h" #include "soc/soc_caps.h" #include "bootloader_flash_override.h" #ifdef __cplusplus extern "C" { #endif /** * @brief Read flash ID by sending RDID command (0x9F) * @return flash raw ID * mfg_id = (ID >> 16) & 0xFF; flash_id = ID & 0xffff; */ uint32_t bootloader_read_flash_id(void); /** * @brief Startup flow recommended by XMC. Call at startup before any erase/write operation. * * @return ESP_OK When startup successfully, otherwise ESP_FAIL (indiciating you should reboot before erase/write). */ esp_err_t bootloader_flash_xmc_startup(void); /** * @brief Unlock Flash write protect. * Please do not call this function in SDK. * * @note This can be overridden because it's attribute weak. */ esp_err_t __attribute__((weak)) bootloader_flash_unlock(void); /** * @brief Reset the flash chip (66H + 99H). * * @return ESP_OK if success, otherwise ESP_FAIL. */ esp_err_t bootloader_flash_reset_chip(void); /** * @brief Check if octal flash mode is enabled in eFuse * * @return True if flash is in octal mode, false else */ bool bootloader_flash_is_octal_mode_enabled(void); /** * @brief Get the spi flash working mode. * * @return The mode of flash working mode, see `esp_rom_spiflash_read_mode_t` */ esp_rom_spiflash_read_mode_t bootloader_flash_get_spi_mode(void); #ifdef __cplusplus } #endif