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