int main(void)
{
u32 *vgaPtr[DISPLAY_NUM_FRAMES];
u32 *hdmiPtr[DISPLAY_NUM_FRAMES];
int i;
char userInput = 0;
for (i = 0; i < DISPLAY_NUM_FRAMES; i++)
{
vgaPtr[i] = vgaBuf[i];
hdmiPtr[i] = hdmiBuf[i];
}
DisplayDemoInitialize(&vgaCtrl, VGA_VDMA_ID, SCU_TIMER_ID, VGA_BASEADDR, DISPLAY_NOT_HDMI, vgaPtr);
DisplayDemoInitialize(&hdmiCtrl, HDMI_VDMA_ID, SCU_TIMER_ID, HDMI_BASEADDR, DISPLAY_HDMI, hdmiPtr);
AudioInitialize(SCU_TIMER_ID, AUDIO_IIC_ID, AUDIO_CTRL_BASEADDR);
TimerInitialize(SCU_TIMER_ID);
/* Flush UART FIFO */
while (XUartPs_IsReceiveData(UART_BASEADDR))
{
XUartPs_ReadReg(UART_BASEADDR, XUARTPS_FIFO_OFFSET);
}
while (userInput != 'q')
{
MainDemoPrintMenu();
/* Wait for data on UART */
while (!XUartPs_IsReceiveData(UART_BASEADDR))
{}
/* Store the first character in the UART recieve FIFO and echo it */
userInput = XUartPs_ReadReg(UART_BASEADDR, XUARTPS_FIFO_OFFSET);
xil_printf("%c", userInput);
switch (userInput)
{
case '1':
AudioRunDemo(AUDIO_CTRL_BASEADDR, UART_BASEADDR, SW_BASEADDR, BTN_BASEADDR);
break;
case '2':
DisplayDemoRun(&vgaCtrl, UART_BASEADDR);
break;
case '3':
DisplayDemoRun(&hdmiCtrl, UART_BASEADDR);
break;
case 'q':
break;
default :
xil_printf("\n\rInvalid Selection");
TimerDelay(500000);
}
}
return 0;
}
void DemoInitialize()
{
int Status;
XAxiVdma_Config *vdmaConfig;
int i;
/*
* Initialize an array of pointers to the 3 frame buffers
*/
for (i = 0; i < DISPLAY_NUM_FRAMES; i++)
{
pFrames[i] = frameBuf[i];
}
/*
* Initialize a timer used for a simple delay
*/
TimerInitialize(SCU_TIMER_ID);
/*
* Initialize VDMA driver
*/
vdmaConfig = XAxiVdma_LookupConfig(VGA_VDMA_ID);
if (!vdmaConfig)
{
xil_printf("No video DMA found for ID %d\r\n", VGA_VDMA_ID);
return;
}
Status = XAxiVdma_CfgInitialize(&vdma, vdmaConfig, vdmaConfig->BaseAddress);
if (Status != XST_SUCCESS)
{
xil_printf("VDMA Configuration Initialization failed %d\r\n", Status);
return;
}
/*
* Initialize the Display controller and start it
*/
Status = DisplayInitialize(&dispCtrl, &vdma, DISP_VTC_ID, DYNCLK_BASEADDR, pFrames, DEMO_STRIDE);
if (Status != XST_SUCCESS)
{
xil_printf("Display Ctrl initialization failed during demo initialization%d\r\n", Status);
return;
}
Status = DisplayStart(&dispCtrl);
if (Status != XST_SUCCESS)
{
xil_printf("Couldn't start display during demo initialization%d\r\n", Status);
return;
}
DemoPrintTest(dispCtrl.framePtr[dispCtrl.curFrame], dispCtrl.vMode.width, dispCtrl.vMode.height, dispCtrl.stride, DEMO_PATTERN_1);
return;
}
int PongDisplayInitialize(DisplayCtrl *dispPtr, u16 vdmaId, u16 timerId, u32 dispCtrlAddr, int fHdmi, u32 *framePtr[DISPLAY_NUM_FRAMES])
{
int Status;
TimerInitialize(timerId);
Status = DisplayInitialize(dispPtr, vdmaId, dispCtrlAddr, fHdmi, framePtr, DISPLAY_STRIDE);
if (Status != XST_SUCCESS)
{
xil_printf("Display Ctrl initialization failed during demo initialization%d\r\n", Status);
return XST_FAILURE;
}
Status = DisplayStart(dispPtr);
if (Status != XST_SUCCESS)
{
xil_printf("Couldn't start display during demo initialization%d\r\n", Status);
return XST_FAILURE;
}
return XST_SUCCESS;
}
int DisplayDemoInitialize(DisplayCtrl *dispPtr, u16 vdmaId, u16 timerId, u32 dispCtrlAddr, int fHdmi, u32 *framePtr[DISPLAY_NUM_FRAMES])
{
int Status;
TimerInitialize(timerId);
Status = DisplayInitialize(dispPtr, vdmaId, dispCtrlAddr, fHdmi, framePtr, DISPLAYDEMO_STRIDE);
if (Status != XST_SUCCESS)
{
xil_printf("Display Ctrl initialization failed during demo initialization%d\r\n", Status);
return XST_FAILURE;
}
Status = DisplayStart(dispPtr);
if (Status != XST_SUCCESS)
{
xil_printf("Couldn't start display during demo initialization%d\r\n", Status);
return XST_FAILURE;
}
DisplayDemoPrintTest(dispPtr->framePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_1);
return XST_SUCCESS;
}