int DisplayDemoRun(DisplayCtrl *dispPtr)
{
char userInput = 0;
int nextFrame = 0;
while (userInput != 'q')
{
DisplayDemoPrintMenu(dispPtr);
/* Store the first character in the UART recieve FIFO and echo it */
userInput = getchar();
xil_printf("%c", userInput);
switch (userInput)
{
case '1':
DisplayDemoChangeRes(dispPtr);
break;
case '2':
nextFrame = dispPtr->curFrame + 1;
if (nextFrame >= DISPLAY_NUM_FRAMES)
{
nextFrame = 0;
}
DisplayChangeFrame(dispPtr, nextFrame);
break;
case '3':
DisplayDemoPrintTest(dispPtr->vframePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_0);
break;
case '4':
DisplayDemoPrintTest(dispPtr->vframePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_1);
break;
case '5':
DisplayDemoInvertFrame(dispPtr->vframePtr[dispPtr->curFrame], dispPtr->vframePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride);
break;
case '6':
nextFrame = dispPtr->curFrame + 1;
if (nextFrame >= DISPLAY_NUM_FRAMES)
{
nextFrame = 0;
}
DisplayDemoInvertFrame(dispPtr->vframePtr[dispPtr->curFrame], dispPtr->vframePtr[nextFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride);
DisplayChangeFrame(dispPtr, nextFrame);
break;
case 'q':
break;
default :
xil_printf("\n\rInvalid Selection");
{
struct timespec ts;
ts.tv_sec = 0;
ts.tv_nsec = 500000000;
nanosleep( &ts, NULL );
}
}
}
return XST_SUCCESS;
}
int DisplayDemoInitialize(DisplayCtrl *dispPtr, u16 vdmaId, u32 dispCtrlAddr, int fHdmi, u32 *vframePtr[DISPLAY_NUM_FRAMES], u32 *pframePtr[DISPLAY_NUM_FRAMES])
{
int Status;
Status = DisplayInitialize(dispPtr, vdmaId, dispCtrlAddr, fHdmi, vframePtr, pframePtr, 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->vframePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_1);
return XST_SUCCESS;
}
int DisplayDemoRun(DisplayCtrl *dispPtr, u32 uartAddr)
{
char userInput = 0;
int nextFrame = 0;
/* Flush UART FIFO */
while (XUartPs_IsReceiveData(uartAddr))
{
XUartPs_ReadReg(uartAddr, XUARTPS_FIFO_OFFSET);
}
while (userInput != 'q')
{
DisplayDemoPrintMenu(dispPtr);
/* Wait for data on UART */
while (!XUartPs_IsReceiveData(uartAddr))
{}
/* Store the first character in the UART recieve FIFO and echo it */
userInput = XUartPs_ReadReg(uartAddr, XUARTPS_FIFO_OFFSET);
xil_printf("%c", userInput);
switch (userInput)
{
case '1':
DisplayDemoChangeRes(dispPtr, uartAddr);
break;
case '2':
nextFrame = dispPtr->curFrame + 1;
if (nextFrame >= DISPLAY_NUM_FRAMES)
{
nextFrame = 0;
}
DisplayChangeFrame(dispPtr, nextFrame);
break;
case '3':
DisplayDemoPrintTest(dispPtr->framePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_0);
break;
case '4':
DisplayDemoPrintTest(dispPtr->framePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride, DISPLAYDEMO_PATTERN_1);
break;
case '5':
DisplayDemoInvertFrame(dispPtr->framePtr[dispPtr->curFrame], dispPtr->framePtr[dispPtr->curFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride);
break;
case '6':
nextFrame = dispPtr->curFrame + 1;
if (nextFrame >= DISPLAY_NUM_FRAMES)
{
nextFrame = 0;
}
DisplayDemoInvertFrame(dispPtr->framePtr[dispPtr->curFrame], dispPtr->framePtr[nextFrame], dispPtr->vMode.width, dispPtr->vMode.height, dispPtr->stride);
DisplayChangeFrame(dispPtr, nextFrame);
break;
case 'q':
break;
default :
xil_printf("\n\rInvalid Selection");
TimerDelay(500000);
}
}
return XST_SUCCESS;
}