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/*******************************************************************************
 * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of Maxim Integrated
 * Products, Inc. shall not be used except as stated in the Maxim Integrated
 * Products, Inc. Branding Policy.
 *
 * The mere transfer of this software does not imply any licenses
 * of trade secrets, proprietary technology, copyrights, patents,
 * trademarks, maskwork rights, or any other form of intellectual
 * property whatsoever. Maxim Integrated Products, Inc. retains all
 * ownership rights.
 *******************************************************************************
 */
#include "mbed.h"
#include "max32630fthr.h"
#include "SDBlockDevice.h"
#include "USBSerial.h"
#include "QuadSpiInterface.h"
#include "S25FS512.h"
#include "MAX30001.h"
#include "HspLed.h"
#include "PushButton.h"
#include "version.h"
#include "Peripherals.h"
#include "Streaming.h"
#include "RpcServer.h"
#include "DataLoggingService.h"
#include "StringInOut.h"

//Init PMIC on FTHR board and set logic thresholds to 3.3V
MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3);

SDBlockDevice sd(P0_5, P0_6, P0_4, P0_7); //mosi, miso, sclk, cs

///
/// wire Interfaces
///
/// Define with Maxim VID and a Maxim assigned PID, set to version 0x0001 and non-blocking
USBSerial usbSerial(0x0b6a, 0x7531, 0x0001, false);

//SD card insertion detection pin
DigitalIn SDDetect(P2_2, PullUp);

/// DigitalOut for CS
DigitalOut cs(P5_6);

/// SPI Master 2 with SPI0_SS for use with MAX30001
SPI spi(SPI2_MOSI, SPI2_MISO, SPI2_SCK); // used by MAX30001

QuadSpiInterface quadSpiInterface(SPI1_MOSI, SPI1_MISO, SPI1_SCK,SPI1_SS); // used by S25FS512

///Debug port
Serial Debug(USBTX, USBRX);

///
/// Devices
///

/// External Flash
S25FS512 s25fs512(&quadSpiInterface);

/// ECG device
MAX30001 max30001(&spi, &cs);

InterruptIn max30001_InterruptB(P5_5);
InterruptIn max30001_Interrupt2B(P5_4);

/// HSP platform LED
HspLed hspLed(LED_RED);

/// Packet TimeStamp Timer, set for 1uS
Timer timestampTimer;

/// HSP Platform push button
PushButton pushButton(SW1);

int main()
{
	//boost baudrate so we can get messages while running gui
	Debug.baud(115200);

	// local input state of the RPC
	int inputState;
	// RPC request buffer
	char request[128];
	// RPC reply buffer
	char reply[128];

	// display start banner
	Debug.printf("Maxim Integrated mbed hSensor %d.%d.%d %02d/%02d/%02d\n",
	  VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH,
	  VERSION_MONTH, VERSION_DAY, VERSION_SHORT_YEAR);
	fflush(stdout);

	// turn on red led
	Debug.printf("Init HSPLED...\n");
	fflush(stdout);
	hspLed.on();

	// set NVIC priorities for GPIO to prevent priority inversion
	Debug.printf("Init NVIC Priorities...\n");
	fflush(stdout);
	NVIC_SetPriority(GPIO_P0_IRQn, 5);
	NVIC_SetPriority(GPIO_P1_IRQn, 5);
	NVIC_SetPriority(GPIO_P2_IRQn, 5);
	NVIC_SetPriority(GPIO_P3_IRQn, 5);
	NVIC_SetPriority(GPIO_P4_IRQn, 5);
	NVIC_SetPriority(GPIO_P5_IRQn, 5);
	NVIC_SetPriority(GPIO_P6_IRQn, 5);
	// used by the MAX30001
	NVIC_SetPriority(SPIM2_IRQn, 0);

	// Be able to statically reference these devices anywhere in the application
	Peripherals::setS25FS512(&s25fs512);
	Peripherals::setUSBSerial(&usbSerial);
	Peripherals::setTimestampTimer(&timestampTimer);
	Peripherals::setHspLed(&hspLed);
	Peripherals::setPushButton(&pushButton);
	Peripherals::setMAX30001(&max30001);
	Peripherals::setSdFS(&sd);
	Peripherals::setSDDetect(&SDDetect);

	// init the S25FS256 external flash device
	Debug.printf("Init S25FS512...\n");
	fflush(stdout);
	s25fs512.init();

	// start blinking led1
	Debug.printf("Init HSPLED Blink...\n");
	fflush(stdout);
	hspLed.blink(1000);

	//
	// MAX30001
	//
	Debug.printf("Init MAX30001 callbacks, interrupts...\n");
	fflush(stdout);
	max30001_InterruptB.disable_irq();
	max30001_Interrupt2B.disable_irq();
	max30001_InterruptB.mode(PullUp);
	max30001_InterruptB.fall(&MAX30001Mid_IntB_Handler);
	max30001_Interrupt2B.mode(PullUp);
	max30001_Interrupt2B.fall(&MAX30001Mid_Int2B_Handler);
	max30001_InterruptB.enable_irq();
	max30001_Interrupt2B.enable_irq();
	MAX30001_AllowInterrupts(1);
	max30001.max30001_sw_rst(); // Do a software reset of the MAX30001
	max30001.max30001_INT_assignment(MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,   MAX30001::MAX30001_NO_INT,  //  en_enint_loc,      en_eovf_loc,   en_fstint_loc,
	                                   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_NO_INT,  //  en_dcloffint_loc,  en_bint_loc,   en_bovf_loc,
	                                   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_NO_INT,  //  en_bover_loc,      en_bundr_loc,  en_bcgmon_loc,
	                                   MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,   MAX30001::MAX30001_NO_INT,  //  en_pint_loc,       en_povf_loc,   en_pedge_loc,
	                                   MAX30001::MAX30001_INT_2B,   MAX30001::MAX30001_INT_B,    MAX30001::MAX30001_NO_INT,  //  en_lonint_loc,     en_rrint_loc,  en_samp_loc,
	                                   MAX30001::MAX30001_INT_ODNR, MAX30001::MAX30001_INT_ODNR);                            //  intb_Type,         int2b_Type)
	max30001.onDataAvailable(&StreamPacketUint32);

	// initialize the RPC server
	Debug.printf("Init RPC Server...\n");
	fflush(stdout);
	RPC_init();

	// initialize the logging service
	Debug.printf("Init LoggingService...\n");
	fflush(stdout);
	LoggingService_Init();

	// initialize the SD disk
	sd.init();

	// start main loop
	Debug.printf("Start main loop...\n");
	fflush(stdout);

	while(1)
	{
	  // get a RPC string if one is available
	  inputState = getLine(request, sizeof(request));
	  // if a string has been captured, process string
	  if (inputState == GETLINE_DONE)
	  {
	    //Send request to debug port
	    Debug.printf(request);
	    // process the RPC string
	    RPC_call(request, reply);
	    //Send reply to debug port
	    Debug.printf(reply);
	    // output the reply
	    putStr(reply);
	  }

	  // process any logging or streaming requests
	  LoggingService_ServiceRoutine();
	}
}