xComPortHandle xSerialPortInitMinimal( unsigned long ulWantedBaud, unsigned portBASE_TYPE uxQueueLength )
{
/* NOTE: The baud rate used by this driver is determined by the hardware
parameterization of the UART Lite peripheral, and the baud value passed to
this function has no effect. */
( void ) ulWantedBaud;
/* Create the queues used to hold Rx and Tx characters. */
xRxedChars = xQueueCreate( uxQueueLength, ( unsigned portBASE_TYPE ) sizeof( signed char ) );
xCharsForTx = xQueueCreate( uxQueueLength + 1, ( unsigned portBASE_TYPE ) sizeof( signed char ) );
/* Only initialise the UART if the queues were created correctly. */
if( ( xRxedChars != NULL ) && ( xCharsForTx != NULL ) )
{
XUartLite_Initialize( &xUART, XPAR_RS232_UART_1_DEVICE_ID );
XUartLite_ResetFifos( &xUART );
XUartLite_DisableInterrupt( &xUART );
if( xPortInstallInterruptHandler( XPAR_XPS_INTC_0_RS232_UART_1_INTERRUPT_INTR, ( XInterruptHandler )vSerialISR, (void *)&xUART ) == pdPASS )
{
/* xPortInstallInterruptHandler() could fail if
vPortSetupInterruptController() has not been called prior to this
function. */
XUartLite_EnableInterrupt( &xUART );
}
}
/* There is only one port so the handle is not used. */
return ( xComPortHandle ) 0;
}
xComPortHandle xSerialPortInitMinimal( unsigned long ulWantedBaud, unsigned portBASE_TYPE uxQueueLength )
{
portBASE_TYPE xStatus;
/* The standard demo header file requires a baud rate to be passed into this
function. However, in this case the baud rate is configured when the
hardware is generated, leaving the ulWantedBaud parameter redundant. */
( void ) ulWantedBaud;
/* Create the queue used to hold Rx characters. */
xRxedChars = xQueueCreate( uxQueueLength, ( unsigned portBASE_TYPE ) sizeof( signed char ) );
/* If the queue was created correctly, then setup the serial port
hardware. */
if( xRxedChars != NULL )
{
xStatus = XUartLite_Initialize( &xUartLiteInstance, XPAR_UARTLITE_1_DEVICE_ID );
if( xStatus == XST_SUCCESS )
{
/* Complete initialisation of the UART and its associated
interrupts. */
XUartLite_ResetFifos( &xUartLiteInstance );
/* Install the handlers that the standard Xilinx library interrupt
service routine will call when Rx and Tx events occur
respectively. */
XUartLite_SetRecvHandler( &xUartLiteInstance, ( XUartLite_Handler ) prvRxHandler, NULL );
XUartLite_SetSendHandler( &xUartLiteInstance, ( XUartLite_Handler ) prvTxHandler, NULL );
/* Install the standard Xilinx library interrupt handler itself.
*NOTE* The xPortInstallInterruptHandler() API function must be used
for this purpose. */
xStatus = xPortInstallInterruptHandler( XPAR_INTC_0_UARTLITE_1_VEC_ID, ( XInterruptHandler ) XUartLite_InterruptHandler, &xUartLiteInstance );
/* Enable the interrupt in the peripheral. */
XUartLite_EnableIntr( xUartLiteInstance.RegBaseAddress );
/* Enable the interrupt in the interrupt controller.
*NOTE* The vPortEnableInterrupt() API function must be used for this
purpose. */
vPortEnableInterrupt( XPAR_INTC_0_UARTLITE_1_VEC_ID );
}
configASSERT( xStatus == pdPASS );
}
/* This demo file only supports a single port but something must be
returned to comply with the standard demo header file. */
return ( xComPortHandle ) 0;
}
int UART_Init(XUartLite *UART_Inst_Ptr_1, u16 Uart_1_Dev_ID, XUartLite *UART_Inst_Ptr_2, u16 Uart_2_Dev_ID)
{
int Status;
/* Initialize the UART drivers so that they are ready to use. */
Status = XUartLite_Initialize(UART_Inst_Ptr_1, Uart_1_Dev_ID);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
Status = XUartLite_Initialize(UART_Inst_Ptr_2, Uart_2_Dev_ID);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Setup the handlers for the UartLite that will be called from the
* interrupt context when data has been sent and received, specify a
* pointer to the UartLite driver instance as the callback reference so
* that the handlers are able to access the instance data.
*/
XUartLite_SetSendHandler(UART_Inst_Ptr_1, SendHandler_UART_1, UART_Inst_Ptr_1);
XUartLite_SetRecvHandler(UART_Inst_Ptr_1, RecvHandler_UART_1, UART_Inst_Ptr_1);
XUartLite_SetSendHandler(UART_Inst_Ptr_2, SendHandler_UART_2, UART_Inst_Ptr_2);
XUartLite_SetRecvHandler(UART_Inst_Ptr_2, RecvHandler_UART_2, UART_Inst_Ptr_2);
/*
* Enable the interrupt of the UartLite so that interrupts will occur.
*/
XUartLite_EnableInterrupt(UART_Inst_Ptr_1);
XUartLite_EnableInterrupt(UART_Inst_Ptr_2);
return XST_SUCCESS;
}
int init_axi_uart(){
int Status;
// Initialize the UartLite driver so that it is ready to use.
Status = XUartLite_Initialize(&uart_device, UART_DEVICE_ID);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
// Perform a self-test to ensure that the hardware was built correctly.
Status = XUartLite_SelfTest(&uart_device);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
return XST_SUCCESS;
}
/**
*
* This function does a minimal test on the UartLite device and driver as a
* design example. The purpose of this function is to illustrate
* how to use the XUartLite component.
*
*
* @param DeviceId is the XPAR_<uartlite_instance>_DEVICE_ID value from
* xparameters.h.
*
* @return XST_SUCCESS if successful, otherwise XST_FAILURE.
*
* @note None.
*
****************************************************************************/
int UartLiteSelfTestExample(u16 DeviceId)
{
int Status;
/*
* Initialize the UartLite driver so that it is ready to use.
*/
Status = XUartLite_Initialize(&UartLite, DeviceId);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Perform a self-test to ensure that the hardware was built correctly.
*/
Status = XUartLite_SelfTest(&UartLite);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
return XST_SUCCESS;
}
void InitInterrupts() {
// Initialize wireless uart
XUartLite_Initialize(&(wireless.uart), XPAR_WIRELESS_UART_DEVICE_ID);
XUartLite_ResetFifos(&(wireless.uart));
Wireless_Init(&wireless);
// Initialize gameboard uart
XUartLite_Initialize(&gameboard_uart, XPAR_GAMEBOARD_UART_DEVICE_ID);
XUartLite_ResetFifos(&gameboard_uart);
// Initialize the interrupt controller
XIntc_Initialize(&InterruptController, XPAR_INTC_0_DEVICE_ID);
// Connect the wireless uart to the interrupt controller
XIntc_Connect(&InterruptController, XPAR_XPS_INTC_0_WIRELESS_UART_INTERRUPT_INTR,
(XInterruptHandler)XUartLite_InterruptHandler,
(void *)&(wireless.uart));
// Connect the gameboard uart to the interrupt controller
XIntc_Connect(&InterruptController, XPAR_XPS_INTC_0_GAMEBOARD_UART_INTERRUPT_INTR,
(XInterruptHandler)XUartLite_InterruptHandler,
(void *)&gameboard_uart);
//XIntc_Connect(&InterruptController, XPAR_INTC_0_GPIO_0_VEC_ID,
// (Xil_ExceptionHandler)GpioHandler, &Gpio);
XIntc_Start(&InterruptController, XIN_REAL_MODE);
// Enable interrupts for serial controllers
XIntc_Enable(&InterruptController, XPAR_XPS_INTC_0_WIRELESS_UART_INTERRUPT_INTR);
XIntc_Enable(&InterruptController, XPAR_XPS_INTC_0_GAMEBOARD_UART_INTERRUPT_INTR);
// Enable interrupts for the GPIO
//XIntc_Enable(&InterruptController, XPAR_INTC_0_GPIO_0_VEC_ID);
Xil_ExceptionInit();
Xil_ExceptionRegisterHandler(XIL_EXCEPTION_ID_INT,
(Xil_ExceptionHandler)XIntc_InterruptHandler,
&InterruptController);
Xil_ExceptionEnable();
// Set up send/receive handlers for wireless uart
XUartLite_SetSendHandler(&(wireless.uart), WirelessSendHandler, &(wireless.uart));
XUartLite_SetRecvHandler(&(wireless.uart), WirelessRecvHandler, &(wireless.uart));
//XUartLite_SetRecvHandler(&(wireless.uart), WirelessRecvHandlerNonBlocking, &(wireless.uart));
Wireless_Debug("Wireless should be set up now");
// Set up send/receive handlers for gameboard uart
XUartLite_SetSendHandler(&gameboard_uart, GameboardSendHandler, &gameboard_uart);
XUartLite_SetRecvHandler(&gameboard_uart, GameboardRecvHandler, &gameboard_uart);
XUartLite_EnableInterrupt(&(wireless.uart));
XUartLite_EnableInterrupt(&gameboard_uart);
// Enable interrupts for GPIO
//XGpio_InterruptEnable(&Gpio, XGPIO_IR_CH2_MASK);
//XGpio_InterruptGlobalEnable(&Gpio);
// Set up PIT
XExceptionHandler pithandler = &my_pitHandler;
XExc_RegisterHandler(XEXC_ID_PIT_INT, pithandler,
0);
XTime_PITEnableAutoReload();
// PIT should be set to 1ms
XTime_PITSetInterval(300000);
XExc_mEnableExceptions(XEXC_ALL);
XTime_PITEnableInterrupt();
XTime_PITClearInterrupt();
}
/**
*
* This function does a minimal test on the UartLite device and driver as a
* design example. The purpose of this function is to illustrate
* how to use the XUartLite component.
*
* This function sends data and expects to receive the same data through the
* UartLite. The user must provide a physical loopback such that data which is
* transmitted will be received.
*
* This function uses interrupt driver mode of the UartLite device. The calls
* to the UartLite driver in the handlers should only use the non-blocking
* calls.
*
* @param DeviceId is the Device ID of the UartLite Device and is the
* XPAR_<uartlite_instance>_DEVICE_ID value from xparameters.h.
*
* @return XST_SUCCESS if successful, otherwise XST_FAILURE.
*
* @note
*
* This function contains an infinite loop such that if interrupts are not
* working it may never return.
*
****************************************************************************/
int UartLiteIntrExample(u16 DeviceId)
{
int Status;
int Index;
/*
* Initialize the UartLite driver so that it's ready to use.
*/
Status = XUartLite_Initialize(&UartLite, DeviceId);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Perform a self-test to ensure that the hardware was built correctly.
*/
Status = XUartLite_SelfTest(&UartLite);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Connect the UartLite to the interrupt subsystem such that interrupts can
* occur. This function is application specific.
*/
Status = SetupInterruptSystem(&UartLite);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
/*
* Setup the handlers for the UartLite that will be called from the
* interrupt context when data has been sent and received, specify a
* pointer to the UartLite driver instance as the callback reference so
* that the handlers are able to access the instance data.
*/
XUartLite_SetSendHandler(&UartLite, SendHandler, &UartLite);
XUartLite_SetRecvHandler(&UartLite, RecvHandler, &UartLite);
/*
* Enable the interrupt of the UartLite so that interrupts will occur.
*/
XUartLite_EnableInterrupt(&UartLite);
/*
* Initialize the send buffer bytes with a pattern to send and the
* the receive buffer bytes to zero to allow the receive data to be
* verified.
*/
for (Index = 0; Index < TEST_BUFFER_SIZE; Index++) {
SendBuffer[Index] = Index;
ReceiveBuffer[Index] = 0;
}
/*
* Start receiving data before sending it since there is a loopback.
*/
XUartLite_Recv(&UartLite, ReceiveBuffer, TEST_BUFFER_SIZE);
/*
* Send the buffer using the UartLite.
*/
XUartLite_Send(&UartLite, SendBuffer, TEST_BUFFER_SIZE);
/*
* Wait for the entire buffer to be received, letting the interrupt
* processing work in the background, this function may get locked
* up in this loop if the interrupts are not working correctly.
*/
while ((TotalReceivedCount != TEST_BUFFER_SIZE) ||
(TotalSentCount != TEST_BUFFER_SIZE)) {
}
/*
* Verify the entire receive buffer was successfully received.
*/
for (Index = 0; Index < TEST_BUFFER_SIZE; Index++) {
if (ReceiveBuffer[Index] != SendBuffer[Index]) {
return XST_FAILURE;
}
}
return XST_SUCCESS;
}
int main() {
// -- INITIALIZATIONS -- //
volatile u32 *ddr_addr = (volatile u32 *) XPAR_S6DDR_0_S0_AXI_BASEADDR;
frame_merge_Initialize (&Merge_IP, XPAR_FRAME_MERGE_0_BASEADDR);
volatile int *hdmi_addr = (int *) XPAR_HDMI_OUT_0_BASEADDR;
u32 pixel_value = 0x0;
XStatus status;
int i, j;
int k;
int DELAY = 10000;
char input;
status = XUtil_MemoryTest32((u32 *) ddr_addr,
NUM_TEST_WORDS,
TEST_VECTOR,
XUT_ALLMEMTESTS);
if (XST_SUCCESS != status)
{
printf("Error - Memory self test failed. Exiting...\r\n");
return -1;
}
status = XUartLite_Initialize(&UartLite, XPAR_UARTLITE_1_DEVICE_ID);
if (XST_SUCCESS != status)
{
printf("Error - UartLite self test failed. Exiting...\r\n");
return -1;
}
// Initialize HDMI-OUT IP Block
hdmi_addr[0] = 1280; // hdmi_addr[0] corresponds to slv_reg2 --> Set Stride
hdmi_addr[1] = (int)(ddr_addr + COMPFRAME_OFFSET); // Display Comp Frame
hdmi_addr[2] = 0; // Ensure Go signal is low
printf ("Setup of HDMI-OUT complete\n");
// -- FRAME INIT OPERATIONS --
// Initialize DrawFrame - image to draw on top of VideoFrame
for (j = 0; j < VRES; j++)
{
for (i = 0; i < HRES; i++)
{
if(i >= BOX_X0 && i < BOX_X1 && j >= BOX_Y0 && j < BOX_Y1)
{
pixel_value = YELLOW; // Yellow box
} else
{
pixel_value = WHITE; // in a white frame
}
ddr_addr[DRAWFRAME_OFFSET + j * HRES + i] = pixel_value;
}
}
// Initialize VideoFrame (input video, simulate as columns of solid colour (Blue/Red/Green) from left to right)
for (j = 0; j < VRES; j++)
{
for (i = 0; i < HRES/3; i++)
{
pixel_value = BLUE;
ddr_addr[VIDEOFRAME_OFFSET + j * HRES + i] = pixel_value;
}
for (i = HRES/3; i < 2*HRES/3; i++)
{
pixel_value = RED;
ddr_addr[VIDEOFRAME_OFFSET + j * HRES + i] = pixel_value;
}
for (i = 2*HRES/3; i < HRES; i++)
{
pixel_value = GREEN;
ddr_addr[VIDEOFRAME_OFFSET + j * HRES + i] = pixel_value;
}
}
// Initialize CompositeFrame (output video = VideoFrame + DrawFrame. Initialize as black)
for (j = 0; j < VRES; j++)
{
for (i = 0; i < HRES; i++)
{
pixel_value = BLACK;
ddr_addr[COMPFRAME_OFFSET + j * HRES + i] = pixel_value;
}
}
printf ("Frame Initialization complete!\n");
// -- MERGE OPERATIONS --
frame_merge_sw (ddr_addr, (int)(DRAWFRAME_OFFSET), (int)(VIDEOFRAME_OFFSET), (int)(COMPFRAME_OFFSET), HRES, VRES);
// Enable HDMI-OUT once merging is finished
hdmi_addr[2] = 1;
printf ("Frame Merge complete!\n");
printf ("Enter (0/1/2) for (draw/video/composite) frames:\n");
// Allow user to switch between draw, video, and comp frames
// to output to screen
input = 0;
while(1)
{
XUartLite_Recv(&UartLite, &input, 1); // Recv 1 byte (char) and store into buffer
switch (input)
{
case '0': // DrawFrame
hdmi_addr[1] = (int)(ddr_addr + DRAWFRAME_OFFSET);
break;
case '1': // VideoFrame
hdmi_addr[1] = (int)(ddr_addr + VIDEOFRAME_OFFSET);
break;
case '2': // CompFrame
hdmi_addr[1] = (int)(ddr_addr + COMPFRAME_OFFSET);
break;
default:
hdmi_addr[1] = (int)(ddr_addr + COMPFRAME_OFFSET);
break;
}
}
printf("Exiting\n\r");
return 0;
}
int main(void) {
LOG_INFO("UART CTP FE echo test\n");
init_platform();
tx_buffer = cbuffer_new();
rx_buffer = cbuffer_new();
int Status;
u16 DeviceId = UARTLITE_DEVICE_ID;
/*
* Initialize the UartLite driver so that it's ready to use.
*/
Status = XUartLite_Initialize(&UartLite, DeviceId);
if (Status != XST_SUCCESS) {
LOG_ERROR ("Error: could not initialize UART\n");
return XST_FAILURE;
}
XUartLite_ResetFifos(&UartLite);
/*
* Perform a self-test to ensure that the hardware was built correctly.
*/
Status = XUartLite_SelfTest(&UartLite);
if (Status != XST_SUCCESS) {
LOG_ERROR ("Error: self test failed\n");
return XST_FAILURE;
}
/*
* Connect the UartLite to the interrupt subsystem such that interrupts can
* occur. This function is application specific.
*/
Status = SetupInterruptSystem(&UartLite);
if (Status != XST_SUCCESS) {
LOG_ERROR ("Error: could not setup interrupts\n");
return XST_FAILURE;
}
/*
* Setup the handlers for the UartLite that will be called from the
* interrupt context when data has been sent and received, specify a
* pointer to the UartLite driver instance as the callback reference so
* that the handlers are able to access the instance data.
*/
XUartLite_SetSendHandler(&UartLite, SendHandler, &UartLite);
XUartLite_SetRecvHandler(&UartLite, RecvHandler, &UartLite);
/*
* Enable the interrupt of the UartLite so that interrupts will occur.
*/
XUartLite_EnableInterrupt(&UartLite);
// bootstrap the READ
LOG_DEBUG("Bootstrapping READ\n");
XUartLite_Recv(&UartLite, (u8*)&rx_tmp_buffer, sizeof(uint32_t));
LOG_INFO("Starting loop\n");
/*
LOG_DEBUG("Sending 'wtf!'\n");
currently_sending = 1;
char help[4] = "wtf!";
unsigned int ret = XUartLite_Send(&UartLite, (u8*)help, 4);
LOG_DEBUG("WTF send complete return: %x\n", ret);
*/
/* echo received data forever */
unsigned int heartbeat = 0;
while (1) {
if (heartbeat++ % (1 << 8)) {
//LOG_DEBUG("bump %x\n", heartbeat);
}
while (cbuffer_size(rx_buffer) && cbuffer_freespace(tx_buffer)) {
uint32_t data = cbuffer_pop_front(rx_buffer);
//LOG_DEBUG("Echoing data word %x\n", data);
cbuffer_push_back(tx_buffer, data);
}
if (!currently_sending && cbuffer_size(tx_buffer)) {
LOG_DEBUG("\nREINT SEND\n");
currently_sending = 1;
/*
if (XUartLite_IsSending(&UartLite)) {
LOG_DEBUG("UART STAT: sending\n");
} else {
LOG_DEBUG("UART STAT: idle\n");
}
*/
unsigned int to_send = cbuffer_contiguous_data_size(tx_buffer) * sizeof(uint32_t);
u8* output_ptr = (u8*)&(tx_buffer->data[tx_buffer->pos]);
//LOG_DEBUG("REINIT %x\n", to_send);
//LOG_DEBUG("SENDADDR %x\n", output_ptr);
XUartLite_Send(&UartLite, output_ptr, to_send);
}
}
}
void wlan_mac_util_init( u32 type, u32 eth_dev_num ){
int Status;
u32 i;
u32 gpio_read;
u32 queue_len;
u64 timestamp;
u32 log_size;
tx_frame_info* tx_mpdu;
// Initialize callbacks
eth_rx_callback = (function_ptr_t)nullCallback;
mpdu_rx_callback = (function_ptr_t)nullCallback;
fcs_bad_rx_callback = (function_ptr_t)nullCallback;
mpdu_tx_done_callback = (function_ptr_t)nullCallback;
pb_u_callback = (function_ptr_t)nullCallback;
pb_m_callback = (function_ptr_t)nullCallback;
pb_d_callback = (function_ptr_t)nullCallback;
uart_callback = (function_ptr_t)nullCallback;
ipc_rx_callback = (function_ptr_t)nullCallback;
check_queue_callback = (function_ptr_t)nullCallback;
mpdu_tx_accept_callback = (function_ptr_t)nullCallback;
wlan_mac_ipc_init();
for(i=0;i < NUM_TX_PKT_BUFS; i++){
tx_mpdu = (tx_frame_info*)TX_PKT_BUF_TO_ADDR(i);
tx_mpdu->state = TX_MPDU_STATE_EMPTY;
}
tx_pkt_buf = 0;
#ifdef _DEBUG_
xil_printf("locking tx_pkt_buf = %d\n", tx_pkt_buf);
#endif
if(lock_pkt_buf_tx(tx_pkt_buf) != PKT_BUF_MUTEX_SUCCESS){
warp_printf(PL_ERROR,"Error: unable to lock pkt_buf %d\n",tx_pkt_buf);
}
tx_mpdu = (tx_frame_info*)TX_PKT_BUF_TO_ADDR(tx_pkt_buf);
tx_mpdu->state = TX_MPDU_STATE_TX_PENDING;
//Initialize the central DMA (CDMA) driver
XAxiCdma_Config *cdma_cfg_ptr;
cdma_cfg_ptr = XAxiCdma_LookupConfig(XPAR_AXI_CDMA_0_DEVICE_ID);
Status = XAxiCdma_CfgInitialize(&cdma_inst, cdma_cfg_ptr, cdma_cfg_ptr->BaseAddress);
if (Status != XST_SUCCESS) {
warp_printf(PL_ERROR,"Error initializing CDMA: %d\n", Status);
}
XAxiCdma_IntrDisable(&cdma_inst, XAXICDMA_XR_IRQ_ALL_MASK);
Status = XGpio_Initialize(&Gpio, GPIO_DEVICE_ID);
gpio_timestamp_initialize();
if (Status != XST_SUCCESS) {
warp_printf(PL_ERROR, "Error initializing GPIO\n");
return;
}
Status = XUartLite_Initialize(&UartLite, UARTLITE_DEVICE_ID);
if (Status != XST_SUCCESS) {
warp_printf(PL_ERROR, "Error initializing XUartLite\n");
return;
}
gpio_read = XGpio_DiscreteRead(&Gpio, GPIO_INPUT_CHANNEL);
if(gpio_read&GPIO_MASK_DRAM_INIT_DONE){
xil_printf("DRAM SODIMM Detected\n");
if(memory_test()==0){
queue_dram_present(1);
dram_present = 1;
} else {
queue_dram_present(0);
dram_present = 0;
}
} else {
queue_dram_present(0);
dram_present = 0;
timestamp = get_usec_timestamp();
while((get_usec_timestamp() - timestamp) < 100000){
if((XGpio_DiscreteRead(&Gpio, GPIO_INPUT_CHANNEL)&GPIO_MASK_DRAM_INIT_DONE)){
xil_printf("DRAM SODIMM Detected\n");
if(memory_test()==0){
queue_dram_present(1);
dram_present = 1;
} else {
queue_dram_present(0);
dram_present = 0;
}
break;
}
}
}
queue_len = queue_init();
if( dram_present ) {
//The event_list lives in DRAM immediately following the queue payloads.
if(MAX_EVENT_LOG == -1){
log_size = (DDR3_SIZE - queue_len);
} else {
log_size = min( (DDR3_SIZE - queue_len), MAX_EVENT_LOG );
}
event_log_init( (void*)(DDR3_BASEADDR + queue_len), log_size );
} else {
log_size = 0;
}
#ifdef USE_WARPNET_WLAN_EXP
// Communicate the log size to WARPNet
node_info_set_event_log_size( log_size );
#endif
wlan_eth_init();
//Set direction of GPIO channels
XGpio_SetDataDirection(&Gpio, GPIO_INPUT_CHANNEL, 0xFFFFFFFF);
XGpio_SetDataDirection(&Gpio, GPIO_OUTPUT_CHANNEL, 0);
Status = XTmrCtr_Initialize(&TimerCounterInst, TMRCTR_DEVICE_ID);
if (Status != XST_SUCCESS) {
xil_printf("XTmrCtr failed to initialize\n");
return;
}
//Set the handler for Timer
XTmrCtr_SetHandler(&TimerCounterInst, timer_handler, &TimerCounterInst);
//Enable interrupt of timer and auto-reload so it continues repeatedly
XTmrCtr_SetOptions(&TimerCounterInst, TIMER_CNTR_FAST, XTC_DOWN_COUNT_OPTION | XTC_INT_MODE_OPTION);
XTmrCtr_SetOptions(&TimerCounterInst, TIMER_CNTR_SLOW, XTC_DOWN_COUNT_OPTION | XTC_INT_MODE_OPTION);
timer_running[TIMER_CNTR_FAST] = 0;
timer_running[TIMER_CNTR_SLOW] = 0;
// Get the type of node from the input parameter
hw_info.type = type;
hw_info.wn_exp_eth_device = eth_dev_num;
#ifdef USE_WARPNET_WLAN_EXP
// We cannot initialize WARPNet until after the lower CPU sends all the HW information to us through the IPC call
warpnet_initialized = 0;
#endif
wlan_mac_ltg_sched_init();
}
int main()
{
/********************** TouchSensor Setup *********************/
Status = TouchSensor_Initialize(&touchSensor, XPAR_TOUCHSENSOR_0_DEVICE_ID);
if (Status != XST_SUCCESS)
{
// printf("TouchSensor initialisation error\n\r\r");
}
TouchSensorButtons_InitializeManager(&Manager, &touchSensor, &PrintTouchCoordinates);
button_t GameboardGridButton;
Button_SetGridDim(&GameboardGridButton, SQUARE_DIM, SQUARE_DIM, BOARD_OFFSET_X, BOARD_OFFSET_Y, BOARD_SIZE, BOARD_SIZE);
Button_AssignHandler(&GameboardGridButton, &HandleGameboardTouch);
TouchSensorButtons_RegisterButton(&Manager, &GameboardGridButton);
TouchSensorButtons_EnableButton(&GameboardGridButton);
button_t WhiteModeButton;
Button_SetGridDim(&WhiteModeButton, 50, 50, 300, 10 , 3, 1);
Button_AssignHandler(&WhiteModeButton, &HandleWhiteModeTouch);
TouchSensorButtons_RegisterButton(&Manager, &WhiteModeButton);
TouchSensorButtons_EnableButton(&WhiteModeButton);
button_t BlackModeButton;
Button_SetGridDim(&BlackModeButton, 50, 50, 300, 75, 3, 1);
Button_AssignHandler(&BlackModeButton, &HandleBlackModeTouch);
TouchSensorButtons_RegisterButton(&Manager, &BlackModeButton);
TouchSensorButtons_EnableButton(&BlackModeButton);
button_t ResetButton;
Button_SetRectDim(&ResetButton, 100, 50, 325, 200);
Button_AssignHandler(&ResetButton, &HandleResetTouch);
TouchSensorButtons_RegisterButton(&Manager, &ResetButton);
TouchSensorButtons_EnableButton(&ResetButton);
/********************** BoardCount Accelerator Setup********************/
initialize_accelerator(&board_count_accelerator, XPAR_GENERATE_BOARD_COUNTS_TOP_0_S_AXI_CTRL_BASEADDR);
/********************** TFT Setup *********************/
blackScreen();
TFT_Initialize(&tft, XPAR_TFT_PERHIPHERAL_0_DEVICE_ID);
TFT_SetImageAddress(&tft, XPAR_MCB_DDR2_S0_AXI_BASEADDR);
TFT_SetBrightness(&tft, 7);
TFT_TurnOn(&tft);
//Render Buttons
//TouchSensorButtons_RenderButton(&MyCircle, GREEN, &tft);
//TouchSensorButtons_RenderButton(&MyRect, RED, &tft);
TouchSensorButtons_RenderButton(&GameboardGridButton, BLUE, &tft);
TouchSensorButtons_RenderButton(&ResetButton, ORANGE, &tft);
TouchSensorButtons_RenderButton(&WhiteModeButton, WHITE, &tft);
TouchSensorButtons_RenderButton(&BlackModeButton, RED, &tft);
Gameboard.TftPtr = &tft;
/********************** UART Setup *********************/
Status = XUartLite_Initialize(&Uart, XPAR_UARTLITE_1_DEVICE_ID);
if (Status != XST_SUCCESS)
{
printf("XUartLite initialization error\n\r");
}
XUartLite_SetRecvHandler(&Uart, (XUartLite_Handler) &RecvUartCommand, &Uart);
/********************** Interrupt Controller Setup *********************/
/*
* Initialize the interrupt controller driver so that it's ready to use,
* using the device ID that is generated in xparameters.h
*/
Status = XIntc_Initialize(&InterruptController, XPAR_AXI_INTC_0_DEVICE_ID);
if (Status != XST_SUCCESS)
{
//printf("Interrupt controller initialization error\n\r");
}
/*
* Connect the device driver handler that will be called when an interrupt
* for the device occurs, the device driver handler performs the specific
* interrupt processing for the device
*/
Status = XIntc_Connect(&InterruptController,
XPAR_AXI_INTC_0_TOUCHSENSOR_0_INTERRUPT_INTR,
(XInterruptHandler)TouchSensorButtons_InterruptHandler,
&Manager);
if (Status != XST_SUCCESS)
{
//printf("Interrupt controller connect error\n\r");
}
Status = XIntc_Connect(&InterruptController,
XPAR_AXI_INTC_0_RS232_UART_1_INTERRUPT_INTR,
(XInterruptHandler)XUartLite_InterruptHandler,
&Uart);
if (Status != XST_SUCCESS)
{
printf("Interrupt controller connect to Uart error\n\r");
}
Status = XIntc_Start(&InterruptController, XIN_REAL_MODE);
if (Status != XST_SUCCESS)
{
//printf("Interrupt controller start error\n\r");
}
XIntc_Enable(&InterruptController,
XPAR_AXI_INTC_0_TOUCHSENSOR_0_INTERRUPT_INTR);
XIntc_Enable(&InterruptController,
XPAR_AXI_INTC_0_RS232_UART_1_INTERRUPT_INTR);
XUartLite_ResetFifos(&Uart);
XUartLite_EnableInterrupt(&Uart);
AI_PLAYER ai = default_ai();
PLAYER Player1, Player2;
Player1.num = P1;
Player2.num = P2;
Gameboard_Initialize(&Gameboard,human,fpga);
microblaze_enable_interrupts();
while (1) {
PLAYER Curr_P, Opp_P;
//Workaround to enable multiple resets on turn 0.
if (Gameboard.MoveBufferSize == -1)
Gameboard.MoveBufferSize++;
int CurrentMove = Gameboard.MoveBufferSize;
player_mode_t CurrentPlayerMode = (CurrentMove % 2) ? Gameboard.WhiteMode : Gameboard.BlackMode;
Curr_P = (CurrentMove % 2) ? Player1 : Player2;
Opp_P = (CurrentMove % 2) ? Player2 : Player1;
switch (CurrentPlayerMode){
case human:
TouchSensorButtons_EnableButton(&GameboardGridButton);
break;
case fpga:
TouchSensorButtons_DisableButton(&GameboardGridButton);
HandleAiMove(ai, Gameboard.master_board, Curr_P, Opp_P);
break;
case uart:
TouchSensorButtons_DisableButton(&GameboardGridButton);
if(Gameboard.MoveBufferSize > 0){
SendUartCommand(&Uart, Gameboard.MoveBuffer[Gameboard.MoveBufferSize-1].X,
Gameboard.MoveBuffer[Gameboard.MoveBufferSize-1].Y);
}
break;
default:
TouchSensorButtons_EnableButton(&GameboardGridButton);
break;
}
/*
if (check_board_full(Gameboard.master_board)) {
//printf("Gameboard full\n\r");
break;
}
*/
if (check_board_win(Gameboard.master_board, Curr_P)) {
xil_printf("Player %s won\n\r", (Curr_P.num == P1) ? "white" : "black");
//Spin waiting on reset
while(Gameboard.MoveBufferSize != -1);
}
while(CurrentMove == Gameboard.MoveBufferSize);
}
return 0;
}
int main(){
w3_node_init();
// Write some code here that gives a user instructions for controlling your transceiver.
// --- Enable/disable transmitter
// --- Enable/disable receiver
// --- Enable/disable/reset CFO Correction
// --- Enable/disable/reset timing correction
// --- Select output of DAC (to view signals at various stages in your design)
// --- Modify all filter coefficients (both for CFO and timing synchronization) for tuning
//Set up the UART
XUartLite_Initialize(&UartLite, XPAR_UARTLITE_0_DEVICE_ID);
//Set up the Radio - For details about these calls, see http://warp.rice.edu/svn/WARP/PlatformSupport/CustomPeripherals/pcores/radio_controller_v3_00_b/doc/html/api/index.html
// Configure TX enable, RX enable, and Rx HP filter for software control
radio_controller_setCtrlSource(RC_BASEADDR, RC_RFA, (RC_REG0_TXEN_CTRLSRC|RC_REG0_RXEN_CTRLSRC|RC_REG0_RXHP_CTRLSRC), RC_CTRLSRC_REG);
// Configure TX low-pass filter response to have a corner frequency of 18 MHz:
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA, RC_PARAMID_TXLPF_BW, 0x01);
//Enable software Tx Gain control:
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA,RC_PARAMID_TXGAINS_SPI_CTRL_EN, 0x01);
//Enable software Rx Gain control:
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA,RC_PARAMID_RXGAINS_SPI_CTRL_EN, 0x01);
//Initialize the baseband Tx gain to its max value (0 dB)
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA,RC_PARAMID_TXGAIN_BB, 0x00);
//Initialize the RF Tx gain
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA, RC_PARAMID_TXGAIN_RF, TxGain);
// Configure receive HPF cutoff of 30kHz (DC block)
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA, RC_PARAMID_RXHPF_HIGH_CUTOFF_EN, 0x01);
//14MHz Low Pass Filter on RX (our max freq is 10MHz + 2.25MHz)
// 0: 7.5MHz<br>1: 9.5MHz<br>2: 14MHz<br>3: 18MHz
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA, RC_PARAMID_RXLPF_BW, 0x03);
//Initialize the Rx RF Gain (1:0dB, 2:15dB , 3:30dB )
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA,RC_PARAMID_RXGAIN_RF, RxCoarseGain);
//Initialize the Rx baseband Gain
radio_controller_setRadioParam(RC_BASEADDR, RC_RFA, RC_PARAMID_RXGAIN_BB, RxFineGain);
// Enable the receiver by default
// Set center frequency (i.e. choose the WiFi channel)
radio_controller_setCenterFrequency(RC_BASEADDR , RC_RFA, RC_24GHZ, wifiChannel);
//DECLERATION OF VARIABLES
int x = 0; //Variable used for reading UART
Xuint32 dataIn; //Variable used to temporarily store data read from memory using the XIO_In32() function
Xuint32 dataOut; //Variable used to temporarily store data to write to memory using the XIO_Out32() function
XIo_Out32(Delay,43); //Write the desired value for the PA delay
radio_controller_RxEnable(RC_BASEADDR, RC_RFB); //Turn on Receiver RFB
radio_controller_TxEnable(RC_BASEADDR, RC_RFA); //Turn on Transmitter RFA
dataIn = XIo_In32(Delay); //Read in first delay for sanity check
xil_printf("first delay: %d \n \r", dataIn); //Print to terminal for user to look at
XIo_Out32(Controls,0x80000000); //Turn On LTE signal
while(1){
x = XUartLite_RecvByte(STDIN_BASEADDRESS); //Input from UART
////TURN TRAINING ON////
if(x=='t'){
XIo_Out32(Controls,0x04000000); //Turn Off Signal, DPD, learning, and reset
XIo_Out32(Controls,0xF0000000); //Turn On LTE, DPD, and Training
xil_printf("Training Activated \n \r");
}
////COMMANDS TO LOOK AT AND CHANGE DELAY////
if(x=='d'){ //Read current delay
dataIn = XIo_In32(Delay);
xil_printf("Current Delay: %d \n \r", dataIn);
}
if(x=='e'){ //Increase delay
radio_controller_TxRxDisable(RC_BASEADDR, RC_RFA|RC_RFB); //Turn off TX and RX RFB
XIo_Out32(Controls,0x04000000); //Turn Off LTE, DPD, Training, and Reset
dataIn = XIo_In32(Delay); //Read current delay
dataOut = dataIn + 1; //step by 1
XIo_Out32(Delay,dataOut); //Write to delay
dataIn = XIo_In32(Delay); //Read current delay
xil_printf("New Delay: %d \n \r", dataIn);
radio_controller_RxEnable(RC_BASEADDR, RC_RFB); //Turn on Receiver RFB
radio_controller_TxEnable(RC_BASEADDR, RC_RFA); //Turn on Transmitter RFA
XIo_Out32(Controls,0xF0000000); //Turn On LTE, DPD, and Training
}
if(x=='c'){ //Decrease delay
radio_controller_TxRxDisable(RC_BASEADDR, RC_RFA|RC_RFB); //Turn off TX and RX RFB
XIo_Out32(Controls,0x04000000); //Turn Off LTE, DPD, Training, and Reset
dataIn = XIo_In32(Delay); //Read current delay
dataOut = dataIn - 1; //step by 1
XIo_Out32(Delay,dataOut); //Write to delay
dataIn = XIo_In32(Delay); //Read current delay
xil_printf("New Delay: %d \n \r", dataIn);
radio_controller_RxEnable(RC_BASEADDR, RC_RFB); //Turn on Receiver RFB
radio_controller_TxEnable(RC_BASEADDR, RC_RFA); //Turn on Transmitter RFA
XIo_Out32(Controls,0xF0000000); //Turn On LTE, DPD, and Training
}
////REPORT ALL ALPHAS FROM TRAINING////
if(x=='l'){
int i = 0;
for(i = 0;i<Alpha_depth;i=i+4 ){
dataIn = XIo_In32(Alpha_memory+i); //Read alpha
xil_printf("%08x, address: %08x \n \r", dataIn, Alpha_memory+i);
}
}
////COMMANDS FOR CHANGING ALPHA MANUALLY///
if(x=='a'){ //Switch to Manual Alpha
XIo_Out32(Controls,0x04000000); //Turn Off Signal, DPD, learning, and reset
XIo_Out32(Controls,0xC8000000); //Turn On LTE, DPD, and manual alpha
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
xil_printf("Current Alpha: %08x \n \r", dataIn);
}
if(x=='q'){ //Increase Manual Alpha Real
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
dataOut = dataIn + 0x01000000; //step by 2^-6 = 0.015625
XIo_Out32(Alpha_user,dataOut); //Write to user defined alpha
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
xil_printf("New Alpha: %08x \n \r", dataIn);
}
if(x=='z'){ //Decrease Manual Alpha Real
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
dataOut = dataIn - 0x01000000; //step by -2^-6 = -0.015625
XIo_Out32(Alpha_user,dataOut); //Write to user defined alpha
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
xil_printf("New Alpha: %08x \n \r", dataIn);
}
if(x=='w'){ //Increase Manual Alpha Imag
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
dataOut = dataIn + 0x00000100; //step by 2^-6 = 0.015625
XIo_Out32(Alpha_user,dataOut); //Write to user defined alpha
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
xil_printf("New Alpha: %08x \n \r", dataIn);
}
if(x=='x'){ //Decrease Manual Alpha Imag
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
dataOut = dataIn - 0x00000100; //step by -2^-6 = -0.015625
XIo_Out32(Alpha_user,dataOut); //Write to user defined alpha
dataIn = XIo_In32(Alpha_user); //Read current user defined alpha
xil_printf("New Alpha: %08x \n \r", dataIn);
}
}
}