sync

firmware/src/fs.h

@@ -3,6 +3,11 @@
 
 #include <zephyr/fs/fs.h>
 
+typedef struct slot_info_t {
+    size_t start_addr;
+    size_t size;
+} slot_info_t;
+
 /**
  * @brief Initializes the filesystem by mounting it
  */
@@ -68,4 +73,35 @@ int fs_pm_unlink(const char *path);
  * @return 0 on success, negative error code on failure
  */
 int fs_pm_statvfs(const char *path, struct fs_statvfs *stat);
+
+/**
+ * @brief Wrapper around fs_mkdir that handles power management for the flash
+ *       Resumes the flash before creating the directory and suspends it afterwards
+ * @param path Path to the directory to create
+ * @return 0 on success, negative error code on failure
+ */
+int fs_pm_mkdir(const char *path);
+
+/**
+ * @brief Retrieves information about the firmware slot, such as start address and size
+ * @param info Pointer to slot_info_t structure to be filled with slot information
+ * @return 0 on success, negative error code on failure
+ */
+int flash_get_slot_info(slot_info_t *info);
+
+/**
+ * @brief Initializes the flash for firmware upload, preparing it for receiving new firmware data
+ * @return 0 on success, negative error code on failure
+ */
+int flash_init_firmware_upload(void);
+
+/**
+ * @brief Writes a block of firmware data to the flash
+ * @param buffer Pointer to the data buffer
+ * @param length Length of the data buffer
+ * @param is_last_block Indicates if this is the last block of the firmware
+ * @return 0 on success, negative error code on failure
+ */
+int flash_write_firmware_block(const uint8_t *buffer, size_t length, bool is_last_block);
+
 #endif // FS_H