From 0bc9daa4f7636858cdcff66e847cc414b18bb51b Mon Sep 17 00:00:00 2001
From: Bernhard <bkubicek@x201.(none)>
Date: Thu, 1 Dec 2011 16:38:01 +0100
Subject: [PATCH] make it compile with arduino 1.0 ; function is still
 untested.

---
 Marlin/Marlin.h         |    7 +-
 Marlin/MarlinSerial.cpp |    6 +-
 Marlin/Sd2Card.cpp      | 1284 +++++++++++++++++++--------------------
 Marlin/SdBaseFile.h     |    4 +-
 Marlin/SdFatUtil.h      |    5 +-
 Marlin/SdFile.cpp       |    7 +-
 Marlin/SdFile.h         |    7 +-
 Marlin/planner.h        |    6 +-
 8 files changed, 675 insertions(+), 651 deletions(-)

diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index 574a85ec537..8afc87bc99b 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -5,7 +5,12 @@
 // Licence: GPL
 #define  HardwareSerial_h // trick to disable the standard HWserial
 #include <math.h>
-#include <WProgram.h>
+#if ARDUINO >= 100
+  #include "Arduino.h"
+#else
+   #include "WProgram.h"
+#endif
+
 #include "fastio.h"
 #include <avr/pgmspace.h>
 #include "Configuration.h"
diff --git a/Marlin/MarlinSerial.cpp b/Marlin/MarlinSerial.cpp
index 854c4a824bb..54db90732ea 100644
--- a/Marlin/MarlinSerial.cpp
+++ b/Marlin/MarlinSerial.cpp
@@ -25,7 +25,11 @@
 #include <string.h>
 #include <inttypes.h>
 #include <math.h>
-#include "wiring.h"
+#if ARDUINO >= 100
+  #include "Arduino.h"
+#else
+   #include "wiring.h"
+#endif
 #include "wiring_private.h"
 
 // this next line disables the entire HardwareSerial.cpp, 
diff --git a/Marlin/Sd2Card.cpp b/Marlin/Sd2Card.cpp
index 4ca641ef9ba..d7f018e4b9d 100644
--- a/Marlin/Sd2Card.cpp
+++ b/Marlin/Sd2Card.cpp
@@ -1,643 +1,643 @@
-/* Arduino Sd2Card Library
- * Copyright (C) 2009 by William Greiman
- *
- * This file is part of the Arduino Sd2Card Library
- *
- * This Library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This Library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with the Arduino Sd2Card Library.  If not, see
- * <http://www.gnu.org/licenses/>.
- */
-#if ARDUINO < 100
-#define  HardwareSerial_h // trick to disable the standard HWserial
-#include <WProgram.h>
-#else  // ARDUINO
-#include <Arduino.h>
-#endif  // ARDUINO
-#include "Sd2Card.h"
-//------------------------------------------------------------------------------
-#ifndef SOFTWARE_SPI
-// functions for hardware SPI
-//------------------------------------------------------------------------------
-// make sure SPCR rate is in expected bits
-#if (SPR0 != 0 || SPR1 != 1)
-#error unexpected SPCR bits
-#endif
-/**
- * Initialize hardware SPI
- * Set SCK rate to F_CPU/pow(2, 1 + spiRate) for spiRate [0,6]
- */
-static void spiInit(uint8_t spiRate) {
-  // See avr processor documentation
-  SPCR = (1 << SPE) | (1 << MSTR) | (spiRate >> 1);
-  SPSR = spiRate & 1 || spiRate == 6 ? 0 : 1 << SPI2X;
-}
-//------------------------------------------------------------------------------
-/** SPI receive a byte */
-static uint8_t spiRec() {
-  SPDR = 0XFF;
-  while (!(SPSR & (1 << SPIF)));
-  return SPDR;
-}
-//------------------------------------------------------------------------------
-/** SPI read data - only one call so force inline */
-static inline __attribute__((always_inline))
-  void spiRead(uint8_t* buf, uint16_t nbyte) {
-  if (nbyte-- == 0) return;
-  SPDR = 0XFF;
-  for (uint16_t i = 0; i < nbyte; i++) {
-    while (!(SPSR & (1 << SPIF)));
-    buf[i] = SPDR;
-    SPDR = 0XFF;
-  }
-  while (!(SPSR & (1 << SPIF)));
-  buf[nbyte] = SPDR;
-}
-//------------------------------------------------------------------------------
-/** SPI send a byte */
-static void spiSend(uint8_t b) {
-  SPDR = b;
-  while (!(SPSR & (1 << SPIF)));
-}
-//------------------------------------------------------------------------------
-/** SPI send block - only one call so force inline */
-static inline __attribute__((always_inline))
-  void spiSendBlock(uint8_t token, const uint8_t* buf) {
-  SPDR = token;
-  for (uint16_t i = 0; i < 512; i += 2) {
-    while (!(SPSR & (1 << SPIF)));
-    SPDR = buf[i];
-    while (!(SPSR & (1 << SPIF)));
-    SPDR = buf[i + 1];
-  }
-  while (!(SPSR & (1 << SPIF)));
-}
-//------------------------------------------------------------------------------
-#else  // SOFTWARE_SPI
-//------------------------------------------------------------------------------
-/** nop to tune soft SPI timing */
-#define nop asm volatile ("nop\n\t")
-//------------------------------------------------------------------------------
-/** Soft SPI receive byte */
-static uint8_t spiRec() {
-  uint8_t data = 0;
-  // no interrupts during byte receive - about 8 us
-  cli();
-  // output pin high - like sending 0XFF
-  fastDigitalWrite(SPI_MOSI_PIN, HIGH);
-
-  for (uint8_t i = 0; i < 8; i++) {
-    fastDigitalWrite(SPI_SCK_PIN, HIGH);
-
-    // adjust so SCK is nice
-    nop;
-    nop;
-
-    data <<= 1;
-
-    if (fastDigitalRead(SPI_MISO_PIN)) data |= 1;
-
-    fastDigitalWrite(SPI_SCK_PIN, LOW);
-  }
-  // enable interrupts
-  sei();
-  return data;
-}
-//------------------------------------------------------------------------------
-/** Soft SPI read data */
-static void spiRead(uint8_t* buf, uint16_t nbyte) {
-  for (uint16_t i = 0; i < nbyte; i++) {
-    buf[i] = spiRec();
-  }
-}
-//------------------------------------------------------------------------------
-/** Soft SPI send byte */
-static void spiSend(uint8_t data) {
-  // no interrupts during byte send - about 8 us
-  cli();
-  for (uint8_t i = 0; i < 8; i++) {
-    fastDigitalWrite(SPI_SCK_PIN, LOW);
-
-    fastDigitalWrite(SPI_MOSI_PIN, data & 0X80);
-
-    data <<= 1;
-
-    fastDigitalWrite(SPI_SCK_PIN, HIGH);
-  }
-  // hold SCK high for a few ns
-  nop;
-  nop;
-  nop;
-  nop;
-
-  fastDigitalWrite(SPI_SCK_PIN, LOW);
-  // enable interrupts
-  sei();
-}
-//------------------------------------------------------------------------------
-/** Soft SPI send block */
-  void spiSendBlock(uint8_t token, const uint8_t* buf) {
-  spiSend(token);
-  for (uint16_t i = 0; i < 512; i++) {
-    spiSend(buf[i]);
-  }
-}
-#endif  // SOFTWARE_SPI
-//------------------------------------------------------------------------------
-// send command and return error code.  Return zero for OK
-uint8_t Sd2Card::cardCommand(uint8_t cmd, uint32_t arg) {
-  // select card
-  chipSelectLow();
-
-  // wait up to 300 ms if busy
-  waitNotBusy(300);
-
-  // send command
-  spiSend(cmd | 0x40);
-
-  // send argument
-  for (int8_t s = 24; s >= 0; s -= 8) spiSend(arg >> s);
-
-  // send CRC
-  uint8_t crc = 0XFF;
-  if (cmd == CMD0) crc = 0X95;  // correct crc for CMD0 with arg 0
-  if (cmd == CMD8) crc = 0X87;  // correct crc for CMD8 with arg 0X1AA
-  spiSend(crc);
-
-  // skip stuff byte for stop read
-  if (cmd == CMD12) spiRec();
-
-  // wait for response
-  for (uint8_t i = 0; ((status_ = spiRec()) & 0X80) && i != 0XFF; i++);
-  return status_;
-}
-//------------------------------------------------------------------------------
-/**
- * Determine the size of an SD flash memory card.
- *
- * \return The number of 512 byte data blocks in the card
- *         or zero if an error occurs.
- */
-uint32_t Sd2Card::cardSize() {
-  csd_t csd;
-  if (!readCSD(&csd)) return 0;
-  if (csd.v1.csd_ver == 0) {
-    uint8_t read_bl_len = csd.v1.read_bl_len;
-    uint16_t c_size = (csd.v1.c_size_high << 10)
-                      | (csd.v1.c_size_mid << 2) | csd.v1.c_size_low;
-    uint8_t c_size_mult = (csd.v1.c_size_mult_high << 1)
-                          | csd.v1.c_size_mult_low;
-    return (uint32_t)(c_size + 1) << (c_size_mult + read_bl_len - 7);
-  } else if (csd.v2.csd_ver == 1) {
-    uint32_t c_size = ((uint32_t)csd.v2.c_size_high << 16)
-                      | (csd.v2.c_size_mid << 8) | csd.v2.c_size_low;
-    return (c_size + 1) << 10;
-  } else {
-    error(SD_CARD_ERROR_BAD_CSD);
-    return 0;
-  }
-}
-//------------------------------------------------------------------------------
-void Sd2Card::chipSelectHigh() {
-  digitalWrite(chipSelectPin_, HIGH);
-}
-//------------------------------------------------------------------------------
-void Sd2Card::chipSelectLow() {
-#ifndef SOFTWARE_SPI
-  spiInit(spiRate_);
-#endif  // SOFTWARE_SPI
-  digitalWrite(chipSelectPin_, LOW);
-}
-//------------------------------------------------------------------------------
-/** Erase a range of blocks.
- *
- * \param[in] firstBlock The address of the first block in the range.
- * \param[in] lastBlock The address of the last block in the range.
- *
- * \note This function requests the SD card to do a flash erase for a
- * range of blocks.  The data on the card after an erase operation is
- * either 0 or 1, depends on the card vendor.  The card must support
- * single block erase.
- *
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::erase(uint32_t firstBlock, uint32_t lastBlock) {
-  csd_t csd;
-  if (!readCSD(&csd)) goto fail;
-  // check for single block erase
-  if (!csd.v1.erase_blk_en) {
-    // erase size mask
-    uint8_t m = (csd.v1.sector_size_high << 1) | csd.v1.sector_size_low;
-    if ((firstBlock & m) != 0 || ((lastBlock + 1) & m) != 0) {
-      // error card can't erase specified area
-      error(SD_CARD_ERROR_ERASE_SINGLE_BLOCK);
-      goto fail;
-    }
-  }
-  if (type_ != SD_CARD_TYPE_SDHC) {
-    firstBlock <<= 9;
-    lastBlock <<= 9;
-  }
-  if (cardCommand(CMD32, firstBlock)
-    || cardCommand(CMD33, lastBlock)
-    || cardCommand(CMD38, 0)) {
-      error(SD_CARD_ERROR_ERASE);
-      goto fail;
-  }
-  if (!waitNotBusy(SD_ERASE_TIMEOUT)) {
-    error(SD_CARD_ERROR_ERASE_TIMEOUT);
-    goto fail;
-  }
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** Determine if card supports single block erase.
- *
- * \return The value one, true, is returned if single block erase is supported.
- * The value zero, false, is returned if single block erase is not supported.
- */
-bool Sd2Card::eraseSingleBlockEnable() {
-  csd_t csd;
-  return readCSD(&csd) ? csd.v1.erase_blk_en : false;
-}
-//------------------------------------------------------------------------------
-/**
- * Initialize an SD flash memory card.
- *
- * \param[in] sckRateID SPI clock rate selector. See setSckRate().
- * \param[in] chipSelectPin SD chip select pin number.
- *
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.  The reason for failure
- * can be determined by calling errorCode() and errorData().
- */
-bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
-  errorCode_ = type_ = 0;
-  chipSelectPin_ = chipSelectPin;
-  // 16-bit init start time allows over a minute
-  uint16_t t0 = (uint16_t)millis();
-  uint32_t arg;
-
-  // set pin modes
-  pinMode(chipSelectPin_, OUTPUT);
-  chipSelectHigh();
-  pinMode(SPI_MISO_PIN, INPUT);
-  pinMode(SPI_MOSI_PIN, OUTPUT);
-  pinMode(SPI_SCK_PIN, OUTPUT);
-
-#ifndef SOFTWARE_SPI
-  // SS must be in output mode even it is not chip select
-  pinMode(SS_PIN, OUTPUT);
-  // set SS high - may be chip select for another SPI device
-#if SET_SPI_SS_HIGH
-  digitalWrite(SS_PIN, HIGH);
-#endif  // SET_SPI_SS_HIGH
-  // set SCK rate for initialization commands
-  spiRate_ = SPI_SD_INIT_RATE;
-  spiInit(spiRate_);
-#endif  // SOFTWARE_SPI
-
-  // must supply min of 74 clock cycles with CS high.
-  for (uint8_t i = 0; i < 10; i++) spiSend(0XFF);
-
-  // command to go idle in SPI mode
-  while ((status_ = cardCommand(CMD0, 0)) != R1_IDLE_STATE) {
-    if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
-      error(SD_CARD_ERROR_CMD0);
-      goto fail;
-    }
-  }
-  // check SD version
-  if ((cardCommand(CMD8, 0x1AA) & R1_ILLEGAL_COMMAND)) {
-    type(SD_CARD_TYPE_SD1);
-  } else {
-    // only need last byte of r7 response
-    for (uint8_t i = 0; i < 4; i++) status_ = spiRec();
-    if (status_ != 0XAA) {
-      error(SD_CARD_ERROR_CMD8);
-      goto fail;
-    }
-    type(SD_CARD_TYPE_SD2);
-  }
-  // initialize card and send host supports SDHC if SD2
-  arg = type() == SD_CARD_TYPE_SD2 ? 0X40000000 : 0;
-
-  while ((status_ = cardAcmd(ACMD41, arg)) != R1_READY_STATE) {
-    // check for timeout
-    if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
-      error(SD_CARD_ERROR_ACMD41);
-      goto fail;
-    }
-  }
-  // if SD2 read OCR register to check for SDHC card
-  if (type() == SD_CARD_TYPE_SD2) {
-    if (cardCommand(CMD58, 0)) {
-      error(SD_CARD_ERROR_CMD58);
-      goto fail;
-    }
-    if ((spiRec() & 0XC0) == 0XC0) type(SD_CARD_TYPE_SDHC);
-    // discard rest of ocr - contains allowed voltage range
-    for (uint8_t i = 0; i < 3; i++) spiRec();
-  }
-  chipSelectHigh();
-
-#ifndef SOFTWARE_SPI
-  return setSckRate(sckRateID);
-#else  // SOFTWARE_SPI
-  return true;
-#endif  // SOFTWARE_SPI
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/**
- * Read a 512 byte block from an SD card.
- *
- * \param[in] blockNumber Logical block to be read.
- * \param[out] dst Pointer to the location that will receive the data.
-
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::readBlock(uint32_t blockNumber, uint8_t* dst) {
-  // use address if not SDHC card
-  if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9;
-  if (cardCommand(CMD17, blockNumber)) {
-    error(SD_CARD_ERROR_CMD17);
-    goto fail;
-  }
-  return readData(dst, 512);
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** Read one data block in a multiple block read sequence
- *
- * \param[in] dst Pointer to the location for the data to be read.
- *
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::readData(uint8_t *dst) {
-  chipSelectLow();
-  return readData(dst, 512);
-}
-//------------------------------------------------------------------------------
-bool Sd2Card::readData(uint8_t* dst, uint16_t count) {
-  // wait for start block token
-  uint16_t t0 = millis();
-  while ((status_ = spiRec()) == 0XFF) {
-    if (((uint16_t)millis() - t0) > SD_READ_TIMEOUT) {
-      error(SD_CARD_ERROR_READ_TIMEOUT);
-      goto fail;
-    }
-  }
-  if (status_ != DATA_START_BLOCK) {
-    error(SD_CARD_ERROR_READ);
-    goto fail;
-  }
-  // transfer data
-  spiRead(dst, count);
-
-  // discard CRC
-  spiRec();
-  spiRec();
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** read CID or CSR register */
-bool Sd2Card::readRegister(uint8_t cmd, void* buf) {
-  uint8_t* dst = reinterpret_cast<uint8_t*>(buf);
-  if (cardCommand(cmd, 0)) {
-    error(SD_CARD_ERROR_READ_REG);
-    goto fail;
-  }
-  return readData(dst, 16);
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** Start a read multiple blocks sequence.
- *
- * \param[in] blockNumber Address of first block in sequence.
- *
- * \note This function is used with readData() and readStop() for optimized
- * multiple block reads.  SPI chipSelect must be low for the entire sequence.
- *
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::readStart(uint32_t blockNumber) {
-  if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9;
-  if (cardCommand(CMD18, blockNumber)) {
-    error(SD_CARD_ERROR_CMD18);
-    goto fail;
-  }
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** End a read multiple blocks sequence.
- *
-* \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::readStop() {
-  chipSelectLow();
-  if (cardCommand(CMD12, 0)) {
-    error(SD_CARD_ERROR_CMD12);
-    goto fail;
-  }
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/**
- * Set the SPI clock rate.
- *
- * \param[in] sckRateID A value in the range [0, 6].
- *
- * The SPI clock will be set to F_CPU/pow(2, 1 + sckRateID). The maximum
- * SPI rate is F_CPU/2 for \a sckRateID = 0 and the minimum rate is F_CPU/128
- * for \a scsRateID = 6.
- *
- * \return The value one, true, is returned for success and the value zero,
- * false, is returned for an invalid value of \a sckRateID.
- */
-bool Sd2Card::setSckRate(uint8_t sckRateID) {
-  if (sckRateID > 6) {
-    error(SD_CARD_ERROR_SCK_RATE);
-    return false;
-  }
-  spiRate_ = sckRateID;
-  return true;
-}
-//------------------------------------------------------------------------------
-// wait for card to go not busy
-bool Sd2Card::waitNotBusy(uint16_t timeoutMillis) {
-  uint16_t t0 = millis();
-  while (spiRec() != 0XFF) {
-    if (((uint16_t)millis() - t0) >= timeoutMillis) goto fail;
-  }
-  return true;
-
- fail:
-  return false;
-}
-//------------------------------------------------------------------------------
-/**
- * Writes a 512 byte block to an SD card.
- *
- * \param[in] blockNumber Logical block to be written.
- * \param[in] src Pointer to the location of the data to be written.
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::writeBlock(uint32_t blockNumber, const uint8_t* src) {
-  // use address if not SDHC card
-  if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
-  if (cardCommand(CMD24, blockNumber)) {
-    error(SD_CARD_ERROR_CMD24);
-    goto fail;
-  }
-  if (!writeData(DATA_START_BLOCK, src)) goto fail;
-
-  // wait for flash programming to complete
-  if (!waitNotBusy(SD_WRITE_TIMEOUT)) {
-    error(SD_CARD_ERROR_WRITE_TIMEOUT);
-    goto fail;
-  }
-  // response is r2 so get and check two bytes for nonzero
-  if (cardCommand(CMD13, 0) || spiRec()) {
-    error(SD_CARD_ERROR_WRITE_PROGRAMMING);
-    goto fail;
-  }
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** Write one data block in a multiple block write sequence
- * \param[in] src Pointer to the location of the data to be written.
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::writeData(const uint8_t* src) {
-  chipSelectLow();
-  // wait for previous write to finish
-  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
-  if (!writeData(WRITE_MULTIPLE_TOKEN, src)) goto fail;
-  chipSelectHigh();
-  return true;
-
- fail:
-  error(SD_CARD_ERROR_WRITE_MULTIPLE);
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-// send one block of data for write block or write multiple blocks
-bool Sd2Card::writeData(uint8_t token, const uint8_t* src) {
-  spiSendBlock(token, src);
-
-  spiSend(0xff);  // dummy crc
-  spiSend(0xff);  // dummy crc
-
-  status_ = spiRec();
-  if ((status_ & DATA_RES_MASK) != DATA_RES_ACCEPTED) {
-    error(SD_CARD_ERROR_WRITE);
-    goto fail;
-  }
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** Start a write multiple blocks sequence.
- *
- * \param[in] blockNumber Address of first block in sequence.
- * \param[in] eraseCount The number of blocks to be pre-erased.
- *
- * \note This function is used with writeData() and writeStop()
- * for optimized multiple block writes.
- *
- * \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::writeStart(uint32_t blockNumber, uint32_t eraseCount) {
-  // send pre-erase count
-  if (cardAcmd(ACMD23, eraseCount)) {
-    error(SD_CARD_ERROR_ACMD23);
-    goto fail;
-  }
-  // use address if not SDHC card
-  if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
-  if (cardCommand(CMD25, blockNumber)) {
-    error(SD_CARD_ERROR_CMD25);
-    goto fail;
-  }
-  chipSelectHigh();
-  return true;
-
- fail:
-  chipSelectHigh();
-  return false;
-}
-//------------------------------------------------------------------------------
-/** End a write multiple blocks sequence.
- *
-* \return The value one, true, is returned for success and
- * the value zero, false, is returned for failure.
- */
-bool Sd2Card::writeStop() {
-  chipSelectLow();
-  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
-  spiSend(STOP_TRAN_TOKEN);
-  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
-  chipSelectHigh();
-  return true;
-
- fail:
-  error(SD_CARD_ERROR_STOP_TRAN);
-  chipSelectHigh();
-  return false;
+/* Arduino Sd2Card Library
+ * Copyright (C) 2009 by William Greiman
+ *
+ * This file is part of the Arduino Sd2Card Library
+ *
+ * This Library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with the Arduino Sd2Card Library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+#define  HardwareSerial_h // trick to disable the standard HWserial
+#if ARDUINO < 100
+#include <WProgram.h>
+#else  // ARDUINO
+#include <Arduino.h>
+#endif  // ARDUINO
+#include "Sd2Card.h"
+//------------------------------------------------------------------------------
+#ifndef SOFTWARE_SPI
+// functions for hardware SPI
+//------------------------------------------------------------------------------
+// make sure SPCR rate is in expected bits
+#if (SPR0 != 0 || SPR1 != 1)
+#error unexpected SPCR bits
+#endif
+/**
+ * Initialize hardware SPI
+ * Set SCK rate to F_CPU/pow(2, 1 + spiRate) for spiRate [0,6]
+ */
+static void spiInit(uint8_t spiRate) {
+  // See avr processor documentation
+  SPCR = (1 << SPE) | (1 << MSTR) | (spiRate >> 1);
+  SPSR = spiRate & 1 || spiRate == 6 ? 0 : 1 << SPI2X;
+}
+//------------------------------------------------------------------------------
+/** SPI receive a byte */
+static uint8_t spiRec() {
+  SPDR = 0XFF;
+  while (!(SPSR & (1 << SPIF)));
+  return SPDR;
+}
+//------------------------------------------------------------------------------
+/** SPI read data - only one call so force inline */
+static inline __attribute__((always_inline))
+  void spiRead(uint8_t* buf, uint16_t nbyte) {
+  if (nbyte-- == 0) return;
+  SPDR = 0XFF;
+  for (uint16_t i = 0; i < nbyte; i++) {
+    while (!(SPSR & (1 << SPIF)));
+    buf[i] = SPDR;
+    SPDR = 0XFF;
+  }
+  while (!(SPSR & (1 << SPIF)));
+  buf[nbyte] = SPDR;
+}
+//------------------------------------------------------------------------------
+/** SPI send a byte */
+static void spiSend(uint8_t b) {
+  SPDR = b;
+  while (!(SPSR & (1 << SPIF)));
+}
+//------------------------------------------------------------------------------
+/** SPI send block - only one call so force inline */
+static inline __attribute__((always_inline))
+  void spiSendBlock(uint8_t token, const uint8_t* buf) {
+  SPDR = token;
+  for (uint16_t i = 0; i < 512; i += 2) {
+    while (!(SPSR & (1 << SPIF)));
+    SPDR = buf[i];
+    while (!(SPSR & (1 << SPIF)));
+    SPDR = buf[i + 1];
+  }
+  while (!(SPSR & (1 << SPIF)));
+}
+//------------------------------------------------------------------------------
+#else  // SOFTWARE_SPI
+//------------------------------------------------------------------------------
+/** nop to tune soft SPI timing */
+#define nop asm volatile ("nop\n\t")
+//------------------------------------------------------------------------------
+/** Soft SPI receive byte */
+static uint8_t spiRec() {
+  uint8_t data = 0;
+  // no interrupts during byte receive - about 8 us
+  cli();
+  // output pin high - like sending 0XFF
+  fastDigitalWrite(SPI_MOSI_PIN, HIGH);
+
+  for (uint8_t i = 0; i < 8; i++) {
+    fastDigitalWrite(SPI_SCK_PIN, HIGH);
+
+    // adjust so SCK is nice
+    nop;
+    nop;
+
+    data <<= 1;
+
+    if (fastDigitalRead(SPI_MISO_PIN)) data |= 1;
+
+    fastDigitalWrite(SPI_SCK_PIN, LOW);
+  }
+  // enable interrupts
+  sei();
+  return data;
+}
+//------------------------------------------------------------------------------
+/** Soft SPI read data */
+static void spiRead(uint8_t* buf, uint16_t nbyte) {
+  for (uint16_t i = 0; i < nbyte; i++) {
+    buf[i] = spiRec();
+  }
+}
+//------------------------------------------------------------------------------
+/** Soft SPI send byte */
+static void spiSend(uint8_t data) {
+  // no interrupts during byte send - about 8 us
+  cli();
+  for (uint8_t i = 0; i < 8; i++) {
+    fastDigitalWrite(SPI_SCK_PIN, LOW);
+
+    fastDigitalWrite(SPI_MOSI_PIN, data & 0X80);
+
+    data <<= 1;
+
+    fastDigitalWrite(SPI_SCK_PIN, HIGH);
+  }
+  // hold SCK high for a few ns
+  nop;
+  nop;
+  nop;
+  nop;
+
+  fastDigitalWrite(SPI_SCK_PIN, LOW);
+  // enable interrupts
+  sei();
+}
+//------------------------------------------------------------------------------
+/** Soft SPI send block */
+  void spiSendBlock(uint8_t token, const uint8_t* buf) {
+  spiSend(token);
+  for (uint16_t i = 0; i < 512; i++) {
+    spiSend(buf[i]);
+  }
+}
+#endif  // SOFTWARE_SPI
+//------------------------------------------------------------------------------
+// send command and return error code.  Return zero for OK
+uint8_t Sd2Card::cardCommand(uint8_t cmd, uint32_t arg) {
+  // select card
+  chipSelectLow();
+
+  // wait up to 300 ms if busy
+  waitNotBusy(300);
+
+  // send command
+  spiSend(cmd | 0x40);
+
+  // send argument
+  for (int8_t s = 24; s >= 0; s -= 8) spiSend(arg >> s);
+
+  // send CRC
+  uint8_t crc = 0XFF;
+  if (cmd == CMD0) crc = 0X95;  // correct crc for CMD0 with arg 0
+  if (cmd == CMD8) crc = 0X87;  // correct crc for CMD8 with arg 0X1AA
+  spiSend(crc);
+
+  // skip stuff byte for stop read
+  if (cmd == CMD12) spiRec();
+
+  // wait for response
+  for (uint8_t i = 0; ((status_ = spiRec()) & 0X80) && i != 0XFF; i++);
+  return status_;
+}
+//------------------------------------------------------------------------------
+/**
+ * Determine the size of an SD flash memory card.
+ *
+ * \return The number of 512 byte data blocks in the card
+ *         or zero if an error occurs.
+ */
+uint32_t Sd2Card::cardSize() {
+  csd_t csd;
+  if (!readCSD(&csd)) return 0;
+  if (csd.v1.csd_ver == 0) {
+    uint8_t read_bl_len = csd.v1.read_bl_len;
+    uint16_t c_size = (csd.v1.c_size_high << 10)
+                      | (csd.v1.c_size_mid << 2) | csd.v1.c_size_low;
+    uint8_t c_size_mult = (csd.v1.c_size_mult_high << 1)
+                          | csd.v1.c_size_mult_low;
+    return (uint32_t)(c_size + 1) << (c_size_mult + read_bl_len - 7);
+  } else if (csd.v2.csd_ver == 1) {
+    uint32_t c_size = ((uint32_t)csd.v2.c_size_high << 16)
+                      | (csd.v2.c_size_mid << 8) | csd.v2.c_size_low;
+    return (c_size + 1) << 10;
+  } else {
+    error(SD_CARD_ERROR_BAD_CSD);
+    return 0;
+  }
+}
+//------------------------------------------------------------------------------
+void Sd2Card::chipSelectHigh() {
+  digitalWrite(chipSelectPin_, HIGH);
+}
+//------------------------------------------------------------------------------
+void Sd2Card::chipSelectLow() {
+#ifndef SOFTWARE_SPI
+  spiInit(spiRate_);
+#endif  // SOFTWARE_SPI
+  digitalWrite(chipSelectPin_, LOW);
+}
+//------------------------------------------------------------------------------
+/** Erase a range of blocks.
+ *
+ * \param[in] firstBlock The address of the first block in the range.
+ * \param[in] lastBlock The address of the last block in the range.
+ *
+ * \note This function requests the SD card to do a flash erase for a
+ * range of blocks.  The data on the card after an erase operation is
+ * either 0 or 1, depends on the card vendor.  The card must support
+ * single block erase.
+ *
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::erase(uint32_t firstBlock, uint32_t lastBlock) {
+  csd_t csd;
+  if (!readCSD(&csd)) goto fail;
+  // check for single block erase
+  if (!csd.v1.erase_blk_en) {
+    // erase size mask
+    uint8_t m = (csd.v1.sector_size_high << 1) | csd.v1.sector_size_low;
+    if ((firstBlock & m) != 0 || ((lastBlock + 1) & m) != 0) {
+      // error card can't erase specified area
+      error(SD_CARD_ERROR_ERASE_SINGLE_BLOCK);
+      goto fail;
+    }
+  }
+  if (type_ != SD_CARD_TYPE_SDHC) {
+    firstBlock <<= 9;
+    lastBlock <<= 9;
+  }
+  if (cardCommand(CMD32, firstBlock)
+    || cardCommand(CMD33, lastBlock)
+    || cardCommand(CMD38, 0)) {
+      error(SD_CARD_ERROR_ERASE);
+      goto fail;
+  }
+  if (!waitNotBusy(SD_ERASE_TIMEOUT)) {
+    error(SD_CARD_ERROR_ERASE_TIMEOUT);
+    goto fail;
+  }
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** Determine if card supports single block erase.
+ *
+ * \return The value one, true, is returned if single block erase is supported.
+ * The value zero, false, is returned if single block erase is not supported.
+ */
+bool Sd2Card::eraseSingleBlockEnable() {
+  csd_t csd;
+  return readCSD(&csd) ? csd.v1.erase_blk_en : false;
+}
+//------------------------------------------------------------------------------
+/**
+ * Initialize an SD flash memory card.
+ *
+ * \param[in] sckRateID SPI clock rate selector. See setSckRate().
+ * \param[in] chipSelectPin SD chip select pin number.
+ *
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.  The reason for failure
+ * can be determined by calling errorCode() and errorData().
+ */
+bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) {
+  errorCode_ = type_ = 0;
+  chipSelectPin_ = chipSelectPin;
+  // 16-bit init start time allows over a minute
+  uint16_t t0 = (uint16_t)millis();
+  uint32_t arg;
+
+  // set pin modes
+  pinMode(chipSelectPin_, OUTPUT);
+  chipSelectHigh();
+  pinMode(SPI_MISO_PIN, INPUT);
+  pinMode(SPI_MOSI_PIN, OUTPUT);
+  pinMode(SPI_SCK_PIN, OUTPUT);
+
+#ifndef SOFTWARE_SPI
+  // SS must be in output mode even it is not chip select
+  pinMode(SS_PIN, OUTPUT);
+  // set SS high - may be chip select for another SPI device
+#if SET_SPI_SS_HIGH
+  digitalWrite(SS_PIN, HIGH);
+#endif  // SET_SPI_SS_HIGH
+  // set SCK rate for initialization commands
+  spiRate_ = SPI_SD_INIT_RATE;
+  spiInit(spiRate_);
+#endif  // SOFTWARE_SPI
+
+  // must supply min of 74 clock cycles with CS high.
+  for (uint8_t i = 0; i < 10; i++) spiSend(0XFF);
+
+  // command to go idle in SPI mode
+  while ((status_ = cardCommand(CMD0, 0)) != R1_IDLE_STATE) {
+    if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
+      error(SD_CARD_ERROR_CMD0);
+      goto fail;
+    }
+  }
+  // check SD version
+  if ((cardCommand(CMD8, 0x1AA) & R1_ILLEGAL_COMMAND)) {
+    type(SD_CARD_TYPE_SD1);
+  } else {
+    // only need last byte of r7 response
+    for (uint8_t i = 0; i < 4; i++) status_ = spiRec();
+    if (status_ != 0XAA) {
+      error(SD_CARD_ERROR_CMD8);
+      goto fail;
+    }
+    type(SD_CARD_TYPE_SD2);
+  }
+  // initialize card and send host supports SDHC if SD2
+  arg = type() == SD_CARD_TYPE_SD2 ? 0X40000000 : 0;
+
+  while ((status_ = cardAcmd(ACMD41, arg)) != R1_READY_STATE) {
+    // check for timeout
+    if (((uint16_t)millis() - t0) > SD_INIT_TIMEOUT) {
+      error(SD_CARD_ERROR_ACMD41);
+      goto fail;
+    }
+  }
+  // if SD2 read OCR register to check for SDHC card
+  if (type() == SD_CARD_TYPE_SD2) {
+    if (cardCommand(CMD58, 0)) {
+      error(SD_CARD_ERROR_CMD58);
+      goto fail;
+    }
+    if ((spiRec() & 0XC0) == 0XC0) type(SD_CARD_TYPE_SDHC);
+    // discard rest of ocr - contains allowed voltage range
+    for (uint8_t i = 0; i < 3; i++) spiRec();
+  }
+  chipSelectHigh();
+
+#ifndef SOFTWARE_SPI
+  return setSckRate(sckRateID);
+#else  // SOFTWARE_SPI
+  return true;
+#endif  // SOFTWARE_SPI
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/**
+ * Read a 512 byte block from an SD card.
+ *
+ * \param[in] blockNumber Logical block to be read.
+ * \param[out] dst Pointer to the location that will receive the data.
+
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::readBlock(uint32_t blockNumber, uint8_t* dst) {
+  // use address if not SDHC card
+  if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9;
+  if (cardCommand(CMD17, blockNumber)) {
+    error(SD_CARD_ERROR_CMD17);
+    goto fail;
+  }
+  return readData(dst, 512);
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** Read one data block in a multiple block read sequence
+ *
+ * \param[in] dst Pointer to the location for the data to be read.
+ *
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::readData(uint8_t *dst) {
+  chipSelectLow();
+  return readData(dst, 512);
+}
+//------------------------------------------------------------------------------
+bool Sd2Card::readData(uint8_t* dst, uint16_t count) {
+  // wait for start block token
+  uint16_t t0 = millis();
+  while ((status_ = spiRec()) == 0XFF) {
+    if (((uint16_t)millis() - t0) > SD_READ_TIMEOUT) {
+      error(SD_CARD_ERROR_READ_TIMEOUT);
+      goto fail;
+    }
+  }
+  if (status_ != DATA_START_BLOCK) {
+    error(SD_CARD_ERROR_READ);
+    goto fail;
+  }
+  // transfer data
+  spiRead(dst, count);
+
+  // discard CRC
+  spiRec();
+  spiRec();
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** read CID or CSR register */
+bool Sd2Card::readRegister(uint8_t cmd, void* buf) {
+  uint8_t* dst = reinterpret_cast<uint8_t*>(buf);
+  if (cardCommand(cmd, 0)) {
+    error(SD_CARD_ERROR_READ_REG);
+    goto fail;
+  }
+  return readData(dst, 16);
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** Start a read multiple blocks sequence.
+ *
+ * \param[in] blockNumber Address of first block in sequence.
+ *
+ * \note This function is used with readData() and readStop() for optimized
+ * multiple block reads.  SPI chipSelect must be low for the entire sequence.
+ *
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::readStart(uint32_t blockNumber) {
+  if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9;
+  if (cardCommand(CMD18, blockNumber)) {
+    error(SD_CARD_ERROR_CMD18);
+    goto fail;
+  }
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** End a read multiple blocks sequence.
+ *
+* \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::readStop() {
+  chipSelectLow();
+  if (cardCommand(CMD12, 0)) {
+    error(SD_CARD_ERROR_CMD12);
+    goto fail;
+  }
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/**
+ * Set the SPI clock rate.
+ *
+ * \param[in] sckRateID A value in the range [0, 6].
+ *
+ * The SPI clock will be set to F_CPU/pow(2, 1 + sckRateID). The maximum
+ * SPI rate is F_CPU/2 for \a sckRateID = 0 and the minimum rate is F_CPU/128
+ * for \a scsRateID = 6.
+ *
+ * \return The value one, true, is returned for success and the value zero,
+ * false, is returned for an invalid value of \a sckRateID.
+ */
+bool Sd2Card::setSckRate(uint8_t sckRateID) {
+  if (sckRateID > 6) {
+    error(SD_CARD_ERROR_SCK_RATE);
+    return false;
+  }
+  spiRate_ = sckRateID;
+  return true;
+}
+//------------------------------------------------------------------------------
+// wait for card to go not busy
+bool Sd2Card::waitNotBusy(uint16_t timeoutMillis) {
+  uint16_t t0 = millis();
+  while (spiRec() != 0XFF) {
+    if (((uint16_t)millis() - t0) >= timeoutMillis) goto fail;
+  }
+  return true;
+
+ fail:
+  return false;
+}
+//------------------------------------------------------------------------------
+/**
+ * Writes a 512 byte block to an SD card.
+ *
+ * \param[in] blockNumber Logical block to be written.
+ * \param[in] src Pointer to the location of the data to be written.
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::writeBlock(uint32_t blockNumber, const uint8_t* src) {
+  // use address if not SDHC card
+  if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
+  if (cardCommand(CMD24, blockNumber)) {
+    error(SD_CARD_ERROR_CMD24);
+    goto fail;
+  }
+  if (!writeData(DATA_START_BLOCK, src)) goto fail;
+
+  // wait for flash programming to complete
+  if (!waitNotBusy(SD_WRITE_TIMEOUT)) {
+    error(SD_CARD_ERROR_WRITE_TIMEOUT);
+    goto fail;
+  }
+  // response is r2 so get and check two bytes for nonzero
+  if (cardCommand(CMD13, 0) || spiRec()) {
+    error(SD_CARD_ERROR_WRITE_PROGRAMMING);
+    goto fail;
+  }
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** Write one data block in a multiple block write sequence
+ * \param[in] src Pointer to the location of the data to be written.
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::writeData(const uint8_t* src) {
+  chipSelectLow();
+  // wait for previous write to finish
+  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
+  if (!writeData(WRITE_MULTIPLE_TOKEN, src)) goto fail;
+  chipSelectHigh();
+  return true;
+
+ fail:
+  error(SD_CARD_ERROR_WRITE_MULTIPLE);
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+// send one block of data for write block or write multiple blocks
+bool Sd2Card::writeData(uint8_t token, const uint8_t* src) {
+  spiSendBlock(token, src);
+
+  spiSend(0xff);  // dummy crc
+  spiSend(0xff);  // dummy crc
+
+  status_ = spiRec();
+  if ((status_ & DATA_RES_MASK) != DATA_RES_ACCEPTED) {
+    error(SD_CARD_ERROR_WRITE);
+    goto fail;
+  }
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** Start a write multiple blocks sequence.
+ *
+ * \param[in] blockNumber Address of first block in sequence.
+ * \param[in] eraseCount The number of blocks to be pre-erased.
+ *
+ * \note This function is used with writeData() and writeStop()
+ * for optimized multiple block writes.
+ *
+ * \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::writeStart(uint32_t blockNumber, uint32_t eraseCount) {
+  // send pre-erase count
+  if (cardAcmd(ACMD23, eraseCount)) {
+    error(SD_CARD_ERROR_ACMD23);
+    goto fail;
+  }
+  // use address if not SDHC card
+  if (type() != SD_CARD_TYPE_SDHC) blockNumber <<= 9;
+  if (cardCommand(CMD25, blockNumber)) {
+    error(SD_CARD_ERROR_CMD25);
+    goto fail;
+  }
+  chipSelectHigh();
+  return true;
+
+ fail:
+  chipSelectHigh();
+  return false;
+}
+//------------------------------------------------------------------------------
+/** End a write multiple blocks sequence.
+ *
+* \return The value one, true, is returned for success and
+ * the value zero, false, is returned for failure.
+ */
+bool Sd2Card::writeStop() {
+  chipSelectLow();
+  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
+  spiSend(STOP_TRAN_TOKEN);
+  if (!waitNotBusy(SD_WRITE_TIMEOUT)) goto fail;
+  chipSelectHigh();
+  return true;
+
+ fail:
+  error(SD_CARD_ERROR_STOP_TRAN);
+  chipSelectHigh();
+  return false;
 }
diff --git a/Marlin/SdBaseFile.h b/Marlin/SdBaseFile.h
index e184acd9686..f5c5e4de3fc 100644
--- a/Marlin/SdBaseFile.h
+++ b/Marlin/SdBaseFile.h
@@ -24,13 +24,13 @@
  * \brief SdBaseFile class
  */
 #include <avr/pgmspace.h>
-#if ARDUINO < 100
 #define  HardwareSerial_h // trick to disable the standard HWserial
+#if ARDUINO < 100
 #include <WProgram.h>
-#include "MarlinSerial.h"
 #else  // ARDUINO
 #include <Arduino.h>
 #endif  // ARDUINO
+#include "MarlinSerial.h"
 #include "SdFatConfig.h"
 #include "SdVolume.h"
 //------------------------------------------------------------------------------
diff --git a/Marlin/SdFatUtil.h b/Marlin/SdFatUtil.h
index 6e3cb4936f2..fc7a17e5bc1 100644
--- a/Marlin/SdFatUtil.h
+++ b/Marlin/SdFatUtil.h
@@ -24,13 +24,14 @@
  * \brief Useful utility functions.
  */
 #include <avr/pgmspace.h>
-#if ARDUINO < 100
+
 #define  HardwareSerial_h // trick to disable the standard HWserial
+#if ARDUINO < 100
 #include <WProgram.h>
-#include "MarlinSerial.h"
 #else  // ARDUINO
 #include <Arduino.h>
 #endif  // ARDUINO
+#include "MarlinSerial.h"
 /** Store and print a string in flash memory.*/
 #define PgmPrint(x) SerialPrint_P(PSTR(x))
 /** Store and print a string in flash memory followed by a CR/LF.*/
diff --git a/Marlin/SdFile.cpp b/Marlin/SdFile.cpp
index 0496a6ab9f3..68f14b19331 100644
--- a/Marlin/SdFile.cpp
+++ b/Marlin/SdFile.cpp
@@ -51,7 +51,12 @@ int16_t SdFile::write(const void* buf, uint16_t nbyte) {
  * \param[in] b the byte to be written.
  * Use writeError to check for errors.
  */
-void SdFile::write(uint8_t b) {
+#if ARDUINO >= 100
+  size_t SdFile::write(uint8_t b)
+#else
+  void SdFile::write(uint8_t b)
+#endif
+{
   SdBaseFile::write(&b, 1);
 }
 //------------------------------------------------------------------------------
diff --git a/Marlin/SdFile.h b/Marlin/SdFile.h
index e59bb8abe54..931486285ba 100644
--- a/Marlin/SdFile.h
+++ b/Marlin/SdFile.h
@@ -34,7 +34,12 @@ class SdFile : public SdBaseFile, public Print {
  public:
   SdFile() {}
   SdFile(const char* name, uint8_t oflag);
-  void write(uint8_t b);
+  #if ARDUINO >= 100
+  size_t write(uint8_t b);
+#else
+   void write(uint8_t b);
+#endif
+  
   int16_t write(const void* buf, uint16_t nbyte);
   void write(const char* str);
   void write_P(PGM_P str);
diff --git a/Marlin/planner.h b/Marlin/planner.h
index 05bef3a230a..703bbe9fd94 100644
--- a/Marlin/planner.h
+++ b/Marlin/planner.h
@@ -101,7 +101,11 @@ extern uint8_t active_extruder;
 
     
 /////semi-private stuff
-#include <WProgram.h>
+#if ARDUINO >= 100
+  #include "Arduino.h"
+#else
+   #include "WProgram.h"
+#endif
 
 extern block_t block_buffer[BLOCK_BUFFER_SIZE];            // A ring buffer for motion instfructions
 extern volatile unsigned char block_buffer_head;           // Index of the next block to be pushed