69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
////////////////////////////////////////////////////////////////////////////
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//
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// This file is part of DueFlash
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//
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// Copyright (c) 2013 Pansenti, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
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// Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef DUEFLASH_H
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#define DUEFLASH_H
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#include <Arduino.h>
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#include "flash_efc.h"
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// DueFlash supports saving of non-volatile data for Arduino Due sketches.
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//
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// All writes are in flash block 1 and are always multiples of 32 bits. They
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// can start on any 32 bit boundary withing flash block 1.
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//
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// Note: uploading new software will erase all flash so data written to flash
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// using this library will not survive a new software upload.
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//
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// FLASH_DEBUG can be enabled to get debugging information displayed.
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#define FLASH_DEBUG
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#ifdef FLASH_DEBUG
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#define _FLASH_DEBUG(x) Serial.print(x);
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#else
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#define _FLASH_DEBUG(x)
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#endif
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// DueFlash is the main class for flash functions
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class DueFlash
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{
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public:
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// Constructor does basic initialization
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DueFlash();
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// write() writes the specified amount of data into flash.
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// flashStart is the address in memory where the write should start
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// data is a pointer to the data to be written (multiple of 32 bits)
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// dataLength is length of data in units of 32 bits
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boolean write(uint32_t *flashStart, uint32_t *data, uint32_t dataLength);
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};
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#endif // DUEFLASH_H
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