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+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Header file for DataflashManager.c.
+ */
+
+#ifndef _DATAFLASH_MANAGER_H_
+#define _DATAFLASH_MANAGER_H_
+
+ /* Includes: */
+ #include <avr/io.h>
+
+ #include "../MassStorageKeyboard.h"
+ #include "../Descriptors.h"
+ #include "Config/AppConfig.h"
+
+ #include <LUFA/Common/Common.h>
+ #include <LUFA/Drivers/USB/USB.h>
+ #include <LUFA/Drivers/Board/Dataflash.h>
+
+ /* Preprocessor Checks: */
+ #if (DATAFLASH_PAGE_SIZE % 16)
+ #error Dataflash page size must be a multiple of 16 bytes.
+ #endif
+
+ /* Defines: */
+ /** Total number of bytes of the storage medium, comprised of one or more Dataflash ICs. */
+ #define VIRTUAL_MEMORY_BYTES ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
+
+ /** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
+ * storage media (Dataflash) using a different native block size.
+ */
+ #define VIRTUAL_MEMORY_BLOCK_SIZE 512
+
+ /** Total number of blocks of the virtual memory for reporting to the host as the device's total capacity. */
+ #define VIRTUAL_MEMORY_BLOCKS (VIRTUAL_MEMORY_BYTES / VIRTUAL_MEMORY_BLOCK_SIZE)
+
+ /** Blocks in each LUN, calculated from the total capacity divided by the total number of Logical Units in the device. */
+ #define LUN_MEDIA_BLOCKS (VIRTUAL_MEMORY_BLOCKS / TOTAL_LUNS)
+
+ /* Function Prototypes: */
+ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo,
+ const uint32_t BlockAddress,
+ uint16_t TotalBlocks);
+ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInfo,
+ const uint32_t BlockAddress,
+ uint16_t TotalBlocks);
+ void DataflashManager_WriteBlocks_RAM(const uint32_t BlockAddress,
+ uint16_t TotalBlocks,
+ uint8_t* BufferPtr) ATTR_NON_NULL_PTR_ARG(3);
+ void DataflashManager_ReadBlocks_RAM(const uint32_t BlockAddress,
+ uint16_t TotalBlocks,
+ uint8_t* BufferPtr) ATTR_NON_NULL_PTR_ARG(3);
+ void DataflashManager_ResetDataflashProtections(void);
+ bool DataflashManager_CheckDataflashOperation(void);
+
+#endif
+