/*
 * main.c
 *
 *  Created on: Apr 25, 2015
 *      Author: mari
 */
#include <stm32f4xx.h>
#include <systick.h>
//#include <arm_math.h>
#include <stm32-gpio-macros.h>
#include <system_stm32f4xx.h>
#include <stdlib.h>
#include <string.h>
#include <adc-meas.h>
#include <clock-enable-manager.h>
#include <uart/uart.h>
#include <shell.h>

static void setup_nvic_priorities()
{
	/* No sub priorities */
	NVIC_SetPriorityGrouping(2);

	/* Setup Priorities */
	NVIC_SetPriority(ADC_IRQn, 2);
	NVIC_SetPriority(DMA2_Stream0_IRQn, 1);
}

static float pt1000_value;
static volatile int pt1000_value_status;

int main()
{
	const char *uart_input;
	size_t uart_input_len;
	shellmatta_handle_t shell_handle;

	rcc_manager_enable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(RCC_AHB1ENR_GPIOBEN));

	__DSB();
	GPIOB->MODER = OUTPUT(2) | OUTPUT(3);
	GPIOB->ODR |= (1<<2);

	setup_nvic_priorities();
	systick_setup();

	//setup_dma(&adc_results, 3);
	adc_pt1000_setup_meas();

	uart_init_with_dma();

	shell_handle = shell_init();

	while(1) {
		pt1000_value_status = adc_pt1000_get_current_resistance(&pt1000_value);

		if (uart_receive_data_with_dma(&uart_input, &uart_input_len) >= 0) {
			shell_handle_input(shell_handle, uart_input, uart_input_len);
		}
		//systick_wait_ms(300);

	}

}