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#include "include.h"
#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <driverlib/gpio.h>
#include <driverlib/pin_map.h>
#include <driverlib/rom.h>
#include <driverlib/sysctl.h>
#include <driverlib/timer.h>
#include <inc/hw_ints.h>
#include "inc/hw_uart.h"
#include <inc/hw_memmap.h>
#include <driverlib/uart.h>
#include "driverlib/interrupt.h"
#include "utils/uartstdio.h"
///
/* XDCtools Header files */
#include <xdc/std.h>
#include <xdc/runtime/Error.h>
#include <xdc/runtime/System.h>
/* BIOS Header files */
#include <ti/sysbios/BIOS.h>
#include <ti/sysbios/gates/GateMutex.h>
#include <ti/sysbios/hal/Hwi.h>
#include <ti/sysbios/knl/Semaphore.h>
#include <ti/sysbios/knl/Task.h>
#include <stdbool.h>
#include <stdint.h>
/* driverlib Header files */
#include <inc/hw_ints.h>
#include <inc/hw_types.h>
#include <inc/hw_uart.h>
#include <driverlib/rom.h>
#include <driverlib/sysctl.h>
#include <driverlib/usb.h>
#include <inc/hw_memmap.h>
//#include <ti/drivers/UART.h>
/* usblib Header files */
#include <usblib/usb-ids.h>
#include <usblib/usblib.h>
#include <usblib/usbcdc.h>
#include <usblib/device/usbdevice.h>
#include <usblib/device/usbdcdc.h>
#include <usblib/device/usbddfu-rt.h>
#include <usblib/device/usbdcomp.h>
#include "Communication/CommunicationTask.h"
#include <utils/ustdlib.h>
#include "Common/Utilities/Utils.h"
///
#define U0_BAUDRATE 115200
void UARTIntHandler(UArg arg0);
void Init_U0_Interrupt()
{
//
// Configure and enable UART interrupts.
//
ROM_UARTIntClear(UART0_BASE, ROM_UARTIntStatus(UART0_BASE, false));
//ROM_UARTIntEnable(UART0_BASE, (UART_INT_OE | UART_INT_BE | UART_INT_PE |
// UART_INT_FE | UART_INT_RT | UART_INT_TX | UART_INT_RX));
//MAP_UARTIntRegister(INT_UART0,UARTIntHandler,0);
/* Install interrupt handler */
Error_Block eb;
Error_init(&eb);
Hwi_Handle hwi;
hwi = Hwi_create(INT_UART0, UARTIntHandler, NULL, &eb);// int number 21 Embedded.cfg
if (hwi == NULL)
{
System_abort("Can't create UART Hwi");
}
ROM_UARTIntEnable(UART0_BASE, /*UART_INT_TX |*/ UART_INT_RX );
ROM_UARTEnable(UART0_BASE);
UARTFIFODisable(UART0_BASE);
//
// Enable interrupts now that the application is ready to start.
//
ROM_IntEnable(INT_UART0);
IntMasterEnable();
}
void Init_U0(void)
{
//UART_Handle handle;
//UART_Params params;
// ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ |
// SYSCTL_OSC_MAIN | SYSCTL_USE_PLL |
// SYSCTL_CFG_VCO_480), 120000000);
// SysCtlClockSet(SYSCTL_SYSDIV_2_5|SYSCTL_USE_PLL|SYSCTL_OSC_MAIN|SYSCTL_XTAL_16MHZ);//OK
//
// Enable GPIO port A which is used for UART0 pins.
// TODO: change this to whichever GPIO port you are using.
//
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
//
// Configure the pin muxing for UART0 functions on port A0 and A1.
// This step is not necessary if your part does not support pin muxing.
// TODO: change this to select the port/pin you are using.
//
GPIOPinConfigure(GPIO_PA0_U0RX);
GPIOPinConfigure(GPIO_PA1_U0TX);
//
// Enable UART0 so that we can configure the clock.
//
SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
//
// Use the internal 16MHz oscillator as the UART clock source.
//
//UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
//
// Select the alternate (UART) function for these pins.
// TODO: change this to select the port/pin you are using.
//
GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
//
// Initialize the UART for console I/O.
//
UARTStdioConfig(0, U0_BAUDRATE, 120000000);
//UARTprintf("InitConsole_U0 1\n");
//UARTprintf("InitConsole_U0 2\n");
/*UART_Params_init(¶ms);
params.baudRate = 115200;
params.writeDataMode = UART_DATA_BINARY;
params.readDataMode = UART_DATA_BINARY;
params.readReturnMode = UART_RETURN_FULL;
params.readEcho = UART_ECHO_OFF;
handle = UART_open(0, ¶ms);
if (!handle) {
LOG_ERROR (handle,"UART did not open");
}*/
Init_U0_Interrupt();
}
int U0_expected_message_size = 0;
int U0_current_message_size = 0;
int U0_size_bar = 0;
uint32_t Uart_tx_Counter = 0;
uint32_t Uart_rx_Counter = 0;
//*****************************************************************************
//
// The UART interrupt handler.
//
//*****************************************************************************
//void UART0IntHandler(void)
void UARTIntHandler(UArg arg0)
{
uint32_t ui32Status;
uint8_t ui8Char;
static uint8_t size[4];
//
// Get the interrrupt status.
//
ui32Status = ROM_UARTIntStatus(UART0_BASE, true);
//
// Clear the asserted interrupts.
//
ROM_UARTIntClear(UART0_BASE, ui32Status);
while(ROM_UARTCharsAvail(UART0_BASE))
{
if (U0_expected_message_size == 0)
{
size[U0_size_bar++] = (char)ROM_UARTCharGetNonBlocking(UART0_BASE);
if (U0_size_bar == 4)
{
U0_expected_message_size = *(int *)size;
if (initArray( U0_expected_message_size) == 0)
U0_expected_message_size = 0;
U0_size_bar = 0;
}
}
else
{
ui8Char = (char)ROM_UARTCharGetNonBlocking(UART0_BASE);
insertArray(ui8Char);
U0_current_message_size++;
if (U0_current_message_size == U0_expected_message_size)
{
CommunicationTaskMessageReceived(U0_current_message_size);
Uart_rx_Counter+=(4+U0_current_message_size);
U0_expected_message_size = 0;
U0_current_message_size = 0;
break;
}
}
}
}
uint32_t Uart_Tx(char *buffer,size_t length)
{
size_t sentlength = 0;
uint8_t size[4],i =0;
size[3] = (length>>24) & 0xFF;
size[2] = (length>>16) & 0xFF;
size[1] = (length>>8) & 0xFF;
size[0] = length & 0xFF;
//ret = UART_write(0, size, 4);
//if (ret == 4)
// ret = UART_write(0, buffer, length);
Uart_tx_Counter+=(4+length);
while (i < 4)
{
if (ROM_UARTSpaceAvail(UART0_BASE))
{
ROM_UARTCharPut(UART0_BASE,size[i++]);
}
}
while (sentlength < length)
{
if (ROM_UARTSpaceAvail(UART0_BASE))
{
ROM_UARTCharPut(UART0_BASE,buffer[sentlength++]);
}
}
// if (ret!=length)
// return 1;
return 0;
}
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