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236 lines
8.6 KiB
236 lines
8.6 KiB
/**
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* Copyright (c) 20011..2017 Bill Greiman
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* This file is part of the SdFs library for SD memory cards.
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*
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* MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all 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
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/**
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* \file
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* \brief configuration definitions
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*/
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#ifndef FsConfig_h
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#define FsConfig_h
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#include <stdint.h>
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#ifdef __AVR__
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#include <avr/io.h>
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#endif // __AVR__
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/** For Debug - must be one */
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#define ENABLE_ARDUINO_FEATURES 1
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#include "Arduino.h"
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//------------------------------------------------------------------------------
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/** Experimental - set nonzero to enable. */
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#define USE_FAT_FILE_FLAG_CONTIGUOUS 1
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//------------------------------------------------------------------------------
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/**
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* Set USE_LONG_FILE_NAMES nonzero to use long file names (LFN) in FAT16/FAT32.
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* exFAT always uses long file names.
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*
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* Long File Name are limited to a maximum length of 255 characters.
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*
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* This implementation allows 7-bit characters in the range
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* 0X20 to 0X7E except the following characters are not allowed:
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*
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* < (less than)
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* > (greater than)
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* : (colon)
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* " (double quote)
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* / (forward slash)
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* \ (backslash)
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* | (vertical bar or pipe)
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* ? (question mark)
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* * (asterisk)
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*
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*/
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#define USE_LONG_FILE_NAMES 1
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//------------------------------------------------------------------------------
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/**
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* Set ENABLE_DEDICATED_SPI to enable dedicated use of the SPI bus.
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* Selecting dedicated SPI in SdSpiConfig() will produce better
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* performance by using very large multi-block transfers to and
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* from the SD card.
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*
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* Enabling dedicated SPI will cost some extra flash and RAM.
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*/
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#ifdef __AVR_ATmega328P__
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#define ENABLE_DEDICATED_SPI 1
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#else // __AVR_ATmega328P__
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#define ENABLE_DEDICATED_SPI 1
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#endif // __AVR_ATmega328P__
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//-----------------------------------------------------------------------------
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/**
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* If the symbol USE_STANDARD_SPI_LIBRARY is nonzero, the standard
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* Arduino SPI.h library will be used. If USE_STANDARD_SPI_LIBRARY
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* is zero, an optimized custom SPI driver is used if it exists.
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*/
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#define USE_STANDARD_SPI_LIBRARY 0
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//------------------------------------------------------------------------------
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/**
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* Set MAINTAIN_FREE_CLUSTER_COUNT nonzero to keep the count of free clusters
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* updated. This will increase the speed of the freeClusterCount() call
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* after the first call. Extra flash will be required.
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*/
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#define MAINTAIN_FREE_CLUSTER_COUNT 0
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//------------------------------------------------------------------------------
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/**
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* To enable SD card CRC checking for SPI, set USE_SD_CRC nonzero.
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*
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* Set USE_SD_CRC to 1 to use a smaller CRC-CCITT function. This function
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* is slower for AVR but may be fast for ARM and other processors.
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*
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* Set USE_SD_CRC to 2 to used a larger table driven CRC-CCITT function. This
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* function is faster for AVR but may be slower for ARM and other processors.
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*/
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#define USE_SD_CRC 0
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//------------------------------------------------------------------------------
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/**
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* Handle Watchdog Timer for WiFi modules.
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*
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* Yield will be called before accessing the SPI bus if it has been more
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* than WDT_YIELD_TIME_MICROS microseconds since the last yield call by SdFat.
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*/
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#if defined(PLATFORM_ID) || defined(ESP8266)
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// If Particle device or ESP8266 call yield.
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#define WDT_YIELD_TIME_MICROS 100000
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#else
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#define WDT_YIELD_TIME_MICROS 0
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#endif
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//------------------------------------------------------------------------------
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/**
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* Set FAT12_SUPPORT nonzero to enable use if FAT12 volumes.
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* FAT12 has not been well tested and requires additional flash.
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*/
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#define FAT12_SUPPORT 0
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//------------------------------------------------------------------------------
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/**
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* Set DESTRUCTOR_CLOSES_FILE nonzero to close a file in its destructor.
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*
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* Causes use of lots of heap in ARM.
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*/
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#define DESTRUCTOR_CLOSES_FILE 0
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//------------------------------------------------------------------------------
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/**
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* Call flush for endl if ENDL_CALLS_FLUSH is nonzero
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*
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* The standard for iostreams is to call flush. This is very costly for
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* SdFat. Each call to flush causes 2048 bytes of I/O to the SD.
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*
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* SdFat has a single 512 byte buffer for SD I/O so it must write the current
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* data sector to the SD, read the directory sector from the SD, update the
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* directory entry, write the directory sector to the SD and read the data
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* sector back into the buffer.
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*
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* The SD flash memory controller is not designed for this many rewrites
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* so performance may be reduced by more than a factor of 100.
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*
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* If ENDL_CALLS_FLUSH is zero, you must call flush and/or close to force
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* all data to be written to the SD.
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*/
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#define ENDL_CALLS_FLUSH 0
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//------------------------------------------------------------------------------
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/**
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* Set USE_SIMPLE_LITTLE_ENDIAN nonzero for little endian processors
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* with no memory alignment restrictions.
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*/
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ && !defined(__SAMD21G18A__)\
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&& !defined(__MKL26Z64__) && !defined(ESP8266)
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#define USE_SIMPLE_LITTLE_ENDIAN 1
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#else // __BYTE_ORDER_
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#define USE_SIMPLE_LITTLE_ENDIAN 0
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#endif // __BYTE_ORDER_
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//------------------------------------------------------------------------------
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/**
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* Set USE_SEPARATE_FAT_CACHE nonzero to use a second 512 byte cache
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* for FAT16/FAT32 table entries. This improves performance for large
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* writes that are not a multiple of 512 bytes.
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*/
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#ifdef __arm__
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#define USE_SEPARATE_FAT_CACHE 1
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#else // __arm__
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#define USE_SEPARATE_FAT_CACHE 0
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#endif // __arm__
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//------------------------------------------------------------------------------
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/**
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* Set USE_EXFAT_BITMAP_CACHE nonzero to use a second 512 byte cache
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* for exFAT bitmap entries. This improves performance for large
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* writes that are not a multiple of 512 bytes.
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*/
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#ifdef __arm__
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#define USE_EXFAT_BITMAP_CACHE 1
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#else // __arm__
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#define USE_EXFAT_BITMAP_CACHE 0
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#endif // __arm__
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//------------------------------------------------------------------------------
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/**
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* Set USE_MULTI_SECTOR_IO nonzero to use multi-sector SD read/write.
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*
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* Don't use mult-sector read/write on small AVR boards.
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*/
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#if defined(RAMEND) && RAMEND < 3000
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#define USE_MULTI_SECTOR_IO 0
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#else // RAMEND
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#define USE_MULTI_SECTOR_IO 1
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#endif // RAMEND
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//-----------------------------------------------------------------------------
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/** Enable SDIO driver if available. */
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#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
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// Pseudo pin select for SDIO.
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#ifndef BUILTIN_SDCARD
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#define BUILTIN_SDCARD 254
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#endif // BUILTIN_SDCARD
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// SPI for built-in card.
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#ifndef SDCARD_SPI
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#define SDCARD_SPI SPI1
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#define SDCARD_MISO_PIN 59
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#define SDCARD_MOSI_PIN 61
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#define SDCARD_SCK_PIN 60
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#define SDCARD_SS_PIN 62
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#endif // SDCARD_SPI
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#define HAS_SDIO_CLASS 1
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#endif // defined(__MK64FX512__) || defined(__MK66FX1M0__)
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//------------------------------------------------------------------------------
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/**
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* Determine the default SPI configuration.
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*/
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#if defined(__STM32F1__) || (defined(__arm__) && defined(CORE_TEENSY))
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// has multiple SPI ports
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#define SD_HAS_CUSTOM_SPI 2
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#elif defined(__AVR__) || defined(__SAM3X8E__)\
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|| defined(__SAM3X8H__) || defined(ESP8266)
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#define SD_HAS_CUSTOM_SPI 1
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#else // SD_HAS_CUSTOM_SPI
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// Use standard SPI library.
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#define SD_HAS_CUSTOM_SPI 0
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#endif // SD_HAS_CUSTOM_SPI
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//------------------------------------------------------------------------------
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/**
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* Check if API to select HW SPI port is needed.
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*/
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#if SD_HAS_CUSTOM_SPI < 2
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#define IMPLEMENT_SPI_PORT_SELECTION 0
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#else // SD_HAS_CUSTOM_SPI < 2
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#define IMPLEMENT_SPI_PORT_SELECTION 1
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#endif // SD_HAS_CUSTOM_SPI < 2
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//------------------------------------------------------------------------------
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#ifndef HAS_SDIO_CLASS
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/** Default is no SDIO. */
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#define HAS_SDIO_CLASS 0
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#endif // HAS_SDIO_CLASS
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#endif // FsConfig_h
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