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Diffstat (limited to 'Demos/Device/ClassDriver/MassStorageKeyboard/Lib/DataflashManager.h')
| -rw-r--r-- | Demos/Device/ClassDriver/MassStorageKeyboard/Lib/DataflashManager.h | 87 | 
1 files changed, 87 insertions, 0 deletions
| diff --git a/Demos/Device/ClassDriver/MassStorageKeyboard/Lib/DataflashManager.h b/Demos/Device/ClassDriver/MassStorageKeyboard/Lib/DataflashManager.h new file mode 100644 index 0000000000..076847a7d6 --- /dev/null +++ b/Demos/Device/ClassDriver/MassStorageKeyboard/Lib/DataflashManager.h @@ -0,0 +1,87 @@ +/* +             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 + | 
