kopia lustrzana https://github.com/espressif/esp-idf
docs(fatfs): Move mentioned APIs to a separate API reference section
Adam Múdry
rodzic
25876e8f49
commit
756c61b628
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@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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@ -316,7 +316,7 @@ esp_err_t esp_vfs_fat_spiflash_mount_ro(const char* base_path,
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* @brief Unmount FAT filesystem and release resources acquired using esp_vfs_fat_spiflash_mount_ro
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*
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* @param base_path path where partition should be registered (e.g. "/spiflash")
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* @param partition_label label of partition to be unmounted
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* @param partition_label label of partition to be unmounted
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*
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* @return
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* - ESP_OK on success
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@ -324,26 +324,12 @@ esp_err_t esp_vfs_fat_spiflash_mount_ro(const char* base_path,
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*/
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esp_err_t esp_vfs_fat_spiflash_unmount_ro(const char* base_path, const char* partition_label);
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esp_err_t esp_vfs_fat_spiflash_mount(const char* base_path,
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const char* partition_label,
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const esp_vfs_fat_mount_config_t* mount_config,
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wl_handle_t* wl_handle)
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__attribute__((deprecated("esp_vfs_fat_spiflash_mount is deprecated, please use esp_vfs_fat_spiflash_mount_rw_wl instead")));
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esp_err_t esp_vfs_fat_spiflash_unmount(const char* base_path, wl_handle_t wl_handle)
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__attribute__((deprecated("esp_vfs_fat_spiflash_unmount is deprecated, please use esp_vfs_fat_spiflash_unmount_rw_wl instead")));
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esp_err_t esp_vfs_fat_rawflash_mount(const char* base_path,
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const char* partition_label,
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const esp_vfs_fat_mount_config_t* mount_config)
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__attribute__((deprecated("esp_vfs_fat_rawflash_mount is deprecated, please use esp_vfs_fat_spiflash_mount_ro instead")));
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esp_err_t esp_vfs_fat_rawflash_unmount(const char* base_path, const char* partition_label)
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__attribute__((deprecated("esp_vfs_fat_rawflash_unmount is deprecated, please use esp_vfs_fat_spiflash_unmount_ro instead")));
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/**
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* @brief Get information for FATFS partition
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* @brief Get information for FATFS partition
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*
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* @param base_path Path where partition should be registered (e.g. "/spiflash")
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* @param base_path Base path of the partition examined (e.g. "/spiflash")
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* @param[out] out_total_bytes Size of the file system
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* @param[out] out_free_bytes Current used bytes in the file system
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* @param[out] out_free_bytes Free bytes available in the file system
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* @return
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* - ESP_OK on success
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* - ESP_ERR_INVALID_STATE if partition not found
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@ -351,6 +337,37 @@ esp_err_t esp_vfs_fat_rawflash_unmount(const char* base_path, const char* partit
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*/
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esp_err_t esp_vfs_fat_info(const char* base_path, uint64_t* out_total_bytes, uint64_t* out_free_bytes);
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/** @cond */
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/**
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* @deprecated Please use `esp_vfs_fat_spiflash_mount_rw_wl` instead
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*/
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esp_err_t esp_vfs_fat_spiflash_mount(const char* base_path,
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const char* partition_label,
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const esp_vfs_fat_mount_config_t* mount_config,
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wl_handle_t* wl_handle)
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__attribute__((deprecated("esp_vfs_fat_spiflash_mount is deprecated, please use esp_vfs_fat_spiflash_mount_rw_wl instead")));
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/**
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* @deprecated Please use `esp_vfs_fat_spiflash_unmount_rw_wl` instead
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*/
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esp_err_t esp_vfs_fat_spiflash_unmount(const char* base_path, wl_handle_t wl_handle)
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__attribute__((deprecated("esp_vfs_fat_spiflash_unmount is deprecated, please use esp_vfs_fat_spiflash_unmount_rw_wl instead")));
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/**
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* @deprecated Please use `esp_vfs_fat_spiflash_mount_ro` instead
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*/
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esp_err_t esp_vfs_fat_rawflash_mount(const char* base_path,
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const char* partition_label,
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const esp_vfs_fat_mount_config_t* mount_config)
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__attribute__((deprecated("esp_vfs_fat_rawflash_mount is deprecated, please use esp_vfs_fat_spiflash_mount_ro instead")));
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/**
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* @deprecated Please use `esp_vfs_fat_spiflash_unmount_ro` instead
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*/
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esp_err_t esp_vfs_fat_rawflash_unmount(const char* base_path, const char* partition_label)
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__attribute__((deprecated("esp_vfs_fat_rawflash_unmount is deprecated, please use esp_vfs_fat_spiflash_unmount_ro instead")));
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/** @endcond */
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#ifdef __cplusplus
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}
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#endif
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@ -42,10 +42,7 @@ Most applications use the following workflow when working with ``esp_vfs_fat_``
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10. Call :cpp:func:`esp_vfs_fat_unregister_path` with the path where the file system is mounted to remove FatFs from VFS, and free the ``FATFS`` structure allocated in Step 1.
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The convenience functions ``esp_vfs_fat_sdmmc_mount``, ``esp_vfs_fat_sdspi_mount``, and ``esp_vfs_fat_sdcard_unmount`` wrap the steps described above and also handle SD card initialization. These functions are described in the next section.
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.. doxygenfunction:: esp_vfs_fat_register
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.. doxygenfunction:: esp_vfs_fat_unregister_path
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The convenience functions :cpp:func:`esp_vfs_fat_sdmmc_mount`, :cpp:func:`esp_vfs_fat_sdspi_mount`, and :cpp:func:`esp_vfs_fat_sdcard_unmount` wrap the steps described above and also handle SD card initialization. These functions are described in the next section.
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Using FatFs with VFS and SD Cards
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@ -55,22 +52,12 @@ The header file :component_file:`fatfs/vfs/esp_vfs_fat.h` defines convenience fu
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The convenience function :cpp:func:`esp_vfs_fat_sdmmc_unmount` unmounts the filesystem and releases the resources acquired by :cpp:func:`esp_vfs_fat_sdmmc_mount`.
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.. doxygenfunction:: esp_vfs_fat_sdmmc_mount
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.. doxygenfunction:: esp_vfs_fat_sdmmc_unmount
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.. doxygenfunction:: esp_vfs_fat_sdspi_mount
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.. doxygenstruct:: esp_vfs_fat_mount_config_t
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:members:
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.. doxygenfunction:: esp_vfs_fat_sdcard_unmount
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Using FatFs with VFS in Read-Only Mode
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--------------------------------------
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The header file :component_file:`fatfs/vfs/esp_vfs_fat.h` also defines the convenience functions :cpp:func:`esp_vfs_fat_spiflash_mount_ro` and :cpp:func:`esp_vfs_fat_spiflash_unmount_ro`. These functions perform Steps 1-3 and 7-9 respectively for read-only FAT partitions. These are particularly helpful for data partitions written only once during factory provisioning which will not be changed by production application throughout the lifetime of the hardware.
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.. doxygenfunction:: esp_vfs_fat_spiflash_mount_ro
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.. doxygenfunction:: esp_vfs_fat_spiflash_unmount_ro
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FatFS Disk IO Layer
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-------------------
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@ -145,3 +132,9 @@ It is a reverse tool of (:component_file:`fatfsgen.py<fatfs/fatfsgen.py>`), i.e.
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Usage::
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./fatfsparse.py [-h] [--wl-layer {detect,enabled,disabled}] fatfs_image.img
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High-level API Reference
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------------------------
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.. include-build-file:: inc/esp_vfs_fat.inc
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@ -19,13 +19,7 @@ Header Files
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* :component_file:`fatfs/vfs/esp_vfs_fat.h`
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Functions
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^^^^^^^^^
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.. doxygenfunction:: esp_vfs_fat_spiflash_mount_rw_wl
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.. doxygenstruct:: esp_vfs_fat_mount_config_t
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:members:
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.. doxygenfunction:: esp_vfs_fat_spiflash_unmount_rw_wl
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High level wear-levelling functions :cpp:func:`esp_vfs_fat_spiflash_mount_rw_wl`, :cpp:func:`esp_vfs_fat_spiflash_unmount_rw_wl` and struct :cpp:class:`esp_vfs_fat_mount_config_t` are described in :doc:`FAT Filesystem </api-reference/storage/fatfs>` documentation page.
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Mid level API Reference
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-----------------------
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@ -23,16 +23,6 @@ mqtt_client.inc:line: WARNING: Duplicate C++ declaration, also defined at api-re
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Declaration is '.. cpp:enum:: esp_mqtt_transport_t'.
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mqtt_client.inc:line: WARNING: Duplicate C++ declaration, also defined at api-reference/protocols/mqtt:line.
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Declaration is '.. cpp:enum:: esp_mqtt_protocol_ver_t'.
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wear-levelling.rst:line: WARNING: Duplicate C++ declaration, also defined at api-reference/storage/fatfs:line.
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Declaration is '.. cpp:struct:: esp_vfs_fat_mount_config_t'.
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wear-levelling.rst:line: WARNING: Duplicate C++ declaration, also defined at api-reference/storage/fatfs:line.
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Declaration is '.. cpp:member:: bool format_if_mount_failed'.
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wear-levelling.rst:line: WARNING: Duplicate C++ declaration, also defined at api-reference/storage/fatfs:line.
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Declaration is '.. cpp:member:: int max_files'.
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wear-levelling.rst:line: WARNING: Duplicate C++ declaration, also defined at api-reference/storage/fatfs:line.
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Declaration is '.. cpp:member:: size_t allocation_unit_size'.
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wear-levelling.rst:line: WARNING: Duplicate C++ declaration, also defined at api-reference/storage/fatfs:line.
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Declaration is '.. cpp:member:: bool disk_status_check_enable'.
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esp_heap_trace.inc:line: WARNING: Error when parsing function declaration.
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If the function has no return type:
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Invalid C++ declaration: Expected end of definition or ;. [error at 34]
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@ -42,10 +42,7 @@ FatFs 与 VFS 配合使用
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10. 调用 :cpp:func:`esp_vfs_fat_unregister_path` 并使用文件系统挂载的路径将 FatFs 从 VFS 中移除，并释放步骤 1 中分配的 ``FATFS`` 结构。
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便捷函数 ``esp_vfs_fat_sdmmc_mount``、 ``esp_vfs_fat_sdspi_mount`` 和 ``esp_vfs_fat_sdmmc_unmount`` 对上述步骤进行了封装，并加入了对 SD 卡初始化的处理。我们将在下一章节详细介绍以上函数。
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.. doxygenfunction:: esp_vfs_fat_register
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.. doxygenfunction:: esp_vfs_fat_unregister_path
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便捷函数 :cpp:func:`esp_vfs_fat_sdmmc_mount`, :cpp:func:`esp_vfs_fat_sdspi_mount` 和 :cpp:func:`esp_vfs_fat_sdcard_unmount` 对上述步骤进行了封装，并加入了对 SD 卡初始化的处理。我们将在下一章节详细介绍以上函数。
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FatFs 与 VFS 和 SD 卡配合使用
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@ -55,22 +52,12 @@ FatFs 与 VFS 和 SD 卡配合使用
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便捷函数 :cpp:func:`esp_vfs_fat_sdmmc_unmount` 用于卸载文件系统并释放从 :cpp:func:`esp_vfs_fat_sdmmc_mount` 函数获取的资源。
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.. doxygenfunction:: esp_vfs_fat_sdmmc_mount
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.. doxygenfunction:: esp_vfs_fat_sdmmc_unmount
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.. doxygenfunction:: esp_vfs_fat_sdspi_mount
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.. doxygenstruct:: esp_vfs_fat_mount_config_t
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:members:
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.. doxygenfunction:: esp_vfs_fat_sdcard_unmount
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FatFs 与 VFS 配合使用（只读模式下）
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--------------------------------------
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头文件 :component_file:`fatfs/vfs/esp_vfs_fat.h` 也定义了两个便捷函数 :cpp:func:`esp_vfs_fat_spiflash_mount_ro` 和 :cpp:func:`esp_vfs_fat_spiflash_unmount_ro`。上述两个函数分别对 FAT 只读分区执行步骤 1-3 和步骤 7-9。有些数据分区仅在工厂配置时写入一次，之后在整个硬件生命周期内都不会再有任何改动。利用上述两个函数处理这种数据分区非常方便。
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.. doxygenfunction:: esp_vfs_fat_spiflash_mount_ro
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.. doxygenfunction:: esp_vfs_fat_spiflash_unmount_ro
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FatFs 磁盘 I/O 层
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-------------------
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@ -145,3 +132,9 @@ FatFs 分区分析器
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您可以使用::
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./fatfsparse.py [-h] [--wl-layer {detect,enabled,disabled}] fatfs_image.img
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高级 API 参考
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------------------------
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.. include-build-file:: inc/esp_vfs_fat.inc
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