[ArduinoAPI] initial porting

Author: facchinm

cores/arduino/Arduino.h

@@ -20,47 +20,16 @@
 #ifndef Arduino_h
 #define Arduino_h
 
-#include <stdlib.h>
-#include <stdbool.h>
-#include <string.h>
-#include <math.h>
+#include "api/ArduinoAPI.h"
 
 #include <avr/pgmspace.h>
 #include <avr/io.h>
 #include <avr/interrupt.h>
 
-#include "binary.h"
-
 #ifdef __cplusplus
 extern "C"{
 #endif
 
-void yield(void);
-
-#define HIGH 0x1
-#define LOW  0x0
-
-#define INPUT 0x0
-#define OUTPUT 0x1
-#define INPUT_PULLUP 0x2
-
-#define PI 3.1415926535897932384626433832795
-#define HALF_PI 1.5707963267948966192313216916398
-#define TWO_PI 6.283185307179586476925286766559
-#define DEG_TO_RAD 0.017453292519943295769236907684886
-#define RAD_TO_DEG 57.295779513082320876798154814105
-#define EULER 2.718281828459045235360287471352
-
-#define SERIAL  0x0
-#define DISPLAY 0x1
-
-#define LSBFIRST 0
-#define MSBFIRST 1
-
-#define CHANGE 1
-#define FALLING 2
-#define RISING 3
-
 #if defined(__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
   #define DEFAULT 0
   #define EXTERNAL 1
@@ -84,75 +53,18 @@ void yield(void);
 #define EXTERNAL 0
 #endif
 
-// undefine stdlib's abs if encountered
-#ifdef abs
-#undef abs
-#endif
-
-#define min(a,b) ((a)<(b)?(a):(b))
-#define max(a,b) ((a)>(b)?(a):(b))
-#define abs(x) ((x)>0?(x):-(x))
-#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
-#define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
-#define radians(deg) ((deg)*DEG_TO_RAD)
-#define degrees(rad) ((rad)*RAD_TO_DEG)
-#define sq(x) ((x)*(x))
-
 #define interrupts() sei()
 #define noInterrupts() cli()
 
 #define clockCyclesPerMicrosecond() ( F_CPU / 1000000L )
 #define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() )
 #define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() )
 
-#define lowByte(w) ((uint8_t) ((w) & 0xff))
-#define highByte(w) ((uint8_t) ((w) >> 8))
-
-#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
-#define bitSet(value, bit) ((value) |= (1UL << (bit)))
-#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
-#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
-
 // avr-libc defines _NOP() since 1.6.2
 #ifndef _NOP
 #define _NOP() do { __asm__ volatile ("nop"); } while (0)
 #endif
 
-typedef unsigned int word;
-
-#define bit(b) (1UL << (b))
-
-typedef bool boolean;
-typedef uint8_t byte;
-
-void init(void);
-void initVariant(void);
-
-int atexit(void (*func)()) __attribute__((weak));
-
-void pinMode(uint8_t, uint8_t);
-void digitalWrite(uint8_t, uint8_t);
-int digitalRead(uint8_t);
-int analogRead(uint8_t);
-void analogReference(uint8_t mode);
-void analogWrite(uint8_t, int);
-
-unsigned long millis(void);
-unsigned long micros(void);
-void delay(unsigned long);
-void delayMicroseconds(unsigned int us);
-unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout);
-unsigned long pulseInLong(uint8_t pin, uint8_t state, unsigned long timeout);
-
-void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
-uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder);
-
-void attachInterrupt(uint8_t, void (*)(void), int mode);
-void detachInterrupt(uint8_t);
-
-void setup(void);
-void loop(void);
-
 // Get the bit location within the hardware port of the given virtual pin.
 // This comes from the pins_*.c file for the active board configuration.
 
@@ -227,31 +139,14 @@ extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
 #endif
 
 #ifdef __cplusplus
-#include "WCharacter.h"
-#include "WString.h"
-#include "HardwareSerial.h"
-#include "USBAPI.h"
+#include "UART.h"
+#include "USBCore.h"
+#include "CDC.h"
+#include "MSC.h"
 #if defined(HAVE_HWSERIAL0) && defined(HAVE_CDCSERIAL)
 #error "Targets with both UART0 and CDC serial not supported"
 #endif
 
-uint16_t makeWord(uint16_t w);
-uint16_t makeWord(byte h, byte l);
-
-#define word(...) makeWord(__VA_ARGS__)
-
-unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
-unsigned long pulseInLong(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
-
-void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0);
-void noTone(uint8_t _pin);
-
-// WMath prototypes
-long random(long);
-long random(long, long);
-void randomSeed(unsigned long);
-long map(long, long, long, long, long);
-
 #endif
 
 #include "pins_arduino.h"

cores/arduino/CDC.cpp

@@ -1,5 +1,3 @@
-
-
 /* Copyright (c) 2011, Peter Barrett  
 **  
 ** Permission to use, copy, modify, and/or distribute this software for  
@@ -16,25 +14,31 @@
 ** SOFTWARE.  
 */
 
-#include "USBAPI.h"
+#define RINGBUFFER_FORCE_SMALL_SIZE
+
 #include <avr/wdt.h>
 #include <util/atomic.h>
+#include <avr/pgmspace.h>
+#include "CDC.h"
+#include "api/USBAPI.h"
+#include "USBCore.h"
+#include "api/Common.h"
 
 #if defined(USBCON)
 
 typedef struct
 {
-	u32	dwDTERate;
-	u8	bCharFormat;
-	u8 	bParityType;
-	u8 	bDataBits;
-	u8	lineState;
+	uint32_t	dwDTERate;
+	uint8_t		bCharFormat;
+	uint8_t 	bParityType;
+	uint8_t 	bDataBits;
+	uint8_t		lineState;
 } LineInfo;
 
 static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 };
 static volatile int32_t breakValue = -1;
 
-static u8 wdtcsr_save;
+static uint8_t wdtcsr_save;
 
 #define WEAK __attribute__ ((weak))
 
@@ -62,16 +66,16 @@ bool isLUFAbootloader()
 	return pgm_read_word(FLASHEND - 1) == NEW_LUFA_SIGNATURE;
 }
 
-int CDC_GetInterface(u8* interfaceNum)
+int CDC_GetInterface(uint8_t* interfaceNum)
 {
 	interfaceNum[0] += 2;	// uses 2
 	return USB_SendControl(TRANSFER_PGM,&_cdcInterface,sizeof(_cdcInterface));
 }
 
 bool CDC_Setup(USBSetup& setup)
 {
-	u8 r = setup.bRequest;
-	u8 requestType = setup.bmRequestType;
+	uint8_t r = setup.bRequest;
+	uint8_t requestType = setup.bmRequestType;
 
 	if (REQUEST_DEVICETOHOST_CLASS_INTERFACE == requestType)
 	{

cores/arduino/CDC.h

@@ -0,0 +1,103 @@
+#ifndef __CDC_H__
+#define __CDC_H__
+
+#include "api/Stream.h"
+#include "api/USBAPI.h"
+
+#if defined (USBCON)
+
+//================================================================================
+//================================================================================
+//	Serial over CDC (Serial1 is the physical port)
+
+#define RINGBUFFER_FORCE_SMALL_SIZE
+#include "api/RingBuffer.h"
+
+#ifndef SERIAL_BUFFER_SIZE
+#if ((RAMEND - RAMSTART) < 1023)
+#define SERIAL_BUFFER_SIZE 16
+#else
+#define SERIAL_BUFFER_SIZE 64
+#endif
+#endif
+#if (SERIAL_BUFFER_SIZE > 256)
+#error Please lower the CDC Buffer size
+#endif
+
+class Serial_ : public Stream
+{
+private:
+	int peek_buffer;
+public:
+	Serial_() { peek_buffer = -1; };
+	void begin(unsigned long);
+	void begin(unsigned long, uint8_t);
+	void end(void);
+
+	virtual int available(void);
+	virtual int peek(void);
+	virtual int read(void);
+	virtual int availableForWrite(void);
+	virtual void flush(void);
+	virtual size_t write(uint8_t);
+	virtual size_t write(const uint8_t*, size_t);
+	using Print::write; // pull in write(str) and write(buf, size) from Print
+	operator bool();
+
+	//RingBuffer _rx_buffer(SERIAL_BUFFER_SIZE);
+
+	// This method allows processing "SEND_BREAK" requests sent by
+	// the USB host. Those requests indicate that the host wants to
+	// send a BREAK signal and are accompanied by a single uint16_t
+	// value, specifying the duration of the break. The value 0
+	// means to end any current break, while the value 0xffff means
+	// to start an indefinite break.
+	// readBreak() will return the value of the most recent break
+	// request, but will return it at most once, returning -1 when
+	// readBreak() is called again (until another break request is
+	// received, which is again returned once).
+	// This also mean that if two break requests are received
+	// without readBreak() being called in between, the value of the
+	// first request is lost.
+	// Note that the value returned is a long, so it can return
+	// 0-0xffff as well as -1.
+	int32_t readBreak();
+
+	// These return the settings specified by the USB host for the
+	// serial port. These aren't really used, but are offered here
+	// in case a sketch wants to act on these settings.
+	uint32_t baud();
+	uint8_t stopbits();
+	uint8_t paritytype();
+	uint8_t numbits();
+	bool dtr();
+	bool rts();
+	enum {
+		ONE_STOP_BIT = 0,
+		ONE_AND_HALF_STOP_BIT = 1,
+		TWO_STOP_BITS = 2,
+	};
+	enum {
+		NO_PARITY = 0,
+		ODD_PARITY = 1,
+		EVEN_PARITY = 2,
+		MARK_PARITY = 3,
+		SPACE_PARITY = 4,
+	};
+
+};
+extern Serial_ Serial;
+
+#define HAVE_CDCSERIAL
+
+//================================================================================
+//================================================================================
+//	CSC 'Driver'
+
+int		CDC_GetInterface(uint8_t* interfaceNum);
+int		CDC_GetDescriptor(int i);
+bool	CDC_Setup(USBSetup& setup);
+
+#endif
+
+#endif