int WaitForStart::ScuTimerWait(u16 DeviceId, u32 timeOut) {
int Status;
XScuTimer_Config *ConfigPtr;
XScuTimer *TimerInstancePtr = &Timer;
/*
* Initialize the Scu Private Timer so that it is ready to use.
*/
ConfigPtr = XScuTimer_LookupConfig(DeviceId);
/*
* This is where the virtual address would be used, this example
* uses physical address.
*/
Status = XScuTimer_CfgInitialize(TimerInstancePtr, ConfigPtr,
ConfigPtr->BaseAddr);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
// XScuTimer_SetPrescaler(TimerInstancePtr,16);
XScuTimer_SetPrescaler(TimerInstancePtr, 1);
/*
* Load the timer decrement register.
*/
XScuTimer_LoadTimer(TimerInstancePtr, timeOut);
/*
* Start the Scu Private Timer device.
*/
XScuTimer_Start(TimerInstancePtr);
while (XScuTimer_GetCounterValue(TimerInstancePtr) != 0) {
// Wait for timer to expire
}
// Stop timer after use
XScuTimer_Stop(TimerInstancePtr);
return XST_SUCCESS;
}
int main(void) {
XGpio dip, push;
XScuTimer Timer; /* Cortex A9 SCU Private Timer Instance */
XScuTimer_Config *ConfigPtr;
int value, skip, psb_check, dip_check, status, timerCounter, time1, time2;
VectorArray AInst;
VectorArray BTinst;
VectorArray PInst;
xil_printf("-- Start of the Program --\r\n");
xil_printf("Enter choice: 1 (SW->Leds), 2 (Timer->Leds), 3 (Matrix), 4 (Exit) \r\n");
XGpio_Initialize(&dip, XPAR_SW_8BIT_DEVICE_ID);
XGpio_SetDataDirection(&dip, 1, 0xffffffff);
XGpio_Initialize(&push, XPAR_BTNS_5BIT_DEVICE_ID);
XGpio_SetDataDirection(&push, 1, 0xffffffff);
ConfigPtr = XScuTimer_LookupConfig (XPAR_PS7_SCUTIMER_0_DEVICE_ID);
status = XScuTimer_CfgInitialize (&Timer, ConfigPtr, ConfigPtr->BaseAddr);
if(status != XST_SUCCESS){
xil_printf("Timer init() failed\r\n");
return XST_FAILURE;
}
// Load timer with delay
XScuTimer_LoadTimer(&Timer, ONE_SECOND);
// Set AutoLoad mode
XScuTimer_EnableAutoReload(&Timer);
while (1) {
xil_printf("CMD:> ");
// Read an input value from the console.
value = inbyte();
skip = inbyte(); //CR
skip = inbyte(); //LF
switch (value) {
case '1':
while(!XGpio_DiscreteRead(&push, 1))
{
dip_check = XGpio_DiscreteRead(&dip, 1);
LED_IP_mWriteReg(XPAR_LED_IP_S_AXI_BASEADDR, 0, dip_check);
for (skip = 0; skip < 9999999; skip++);
}
break;
case '2':
timerCounter = 0;
XScuTimer_Start(&Timer);
while(!XGpio_DiscreteRead(&push, 1))
{
if(XScuTimer_IsExpired(&Timer))
{
XScuTimer_ClearInterruptStatus(&Timer);
timerCounter = (timerCounter + 1) % 256;
LED_IP_mWriteReg(XPAR_LED_IP_S_AXI_BASEADDR, 0, timerCounter);
}
}
break;
case '3':
setInputMatrices(AInst, BTinst);
displayMatrix(AInst);
displayMatrix(BTinst);
XScuTimer_Start(&Timer);
// Software matrix
time1 = XScuTimer_GetCounterValue(&Timer);
multiMatrixSoft(AInst, BTinst, PInst);
time2 = XScuTimer_GetCounterValue(&Timer);
xil_printf("SW time: %d\n\n", time1-time2);
displayMatrix(PInst);
// Hardware matrix
time1 = XScuTimer_GetCounterValue(&Timer);
multiMatrixHard(AInst, BTinst, PInst);
time2 = XScuTimer_GetCounterValue(&Timer);
XScuTimer_Stop(&Timer);
xil_printf("HW time: %d\n\n", time1-time2);
displayMatrix(PInst);
break;
case '4':
// Exit
return XST_SUCCESS;
break;
default :
break;
}
}
}
int main(void) {
xil_printf("Starting\r\n");
int Status;
int i;
u32 start_time;
u32 end_time;
u32 return_val[ACTUAL_READS];
// Initialize DMA
Status = DMA_init(DMA_DEV_ID);
if (Status != XST_SUCCESS) {
xil_printf("XAxiDma_init: Failed %d\r\n", Status);
return XST_FAILURE;
}
// Initialize PE
Status = XNeedlemanwunsch_Initialize(&PE, PE_DEV_ID);
if (Status != XST_SUCCESS) {
xil_printf("XNeedlemanwunsch_Initialize: Failed %d\r\n", Status);
return XST_FAILURE;
}
XNeedlemanwunsch_DisableAutoRestart(&PE);
// Initialize timer with maximum value so we can see how far down it
// goes. It should last about 12 seconds before hitting zero.
Timer_init(TIMER_DEV_ID);
XScuTimer_LoadTimer(&Timer, TIMER_MAX);
XScuTimer_SetPrescaler(&Timer, TIMER_PRESCALE-1);
start_time = TIMER_MAX;
// Flush caches
Xil_DCacheFlushRange((INTPTR)&ref_genome, sizeof(ref_genome));
XScuTimer_Start(&Timer);
for (i=0; i<ACTUAL_READS; i++) {
DMA_send();
writeRead(0, i);
while(!XNeedlemanwunsch_IsIdle(&PE) && !XNeedlemanwunsch_IsReady(&PE)) {
xil_printf("Waiting for idle/ready\r\n");
}
XNeedlemanwunsch_Start(&PE);
//if (XNeedlemanwunsch_IsIdle(&PE) || XNeedlemanwunsch_IsReady(&PE)) {
//xil_printf("Is still idle/ready\r\n");
//}
while(!XNeedlemanwunsch_IsDone(&PE) /*&& !XNeedlemanwunsch_IsIdle(&PE) && !XNeedlemanwunsch_IsReady(&PE)*/) {
}
return_val[i] = XNeedlemanwunsch_Get_return(&PE);
}
XScuTimer_Stop(&Timer);
end_time = XScuTimer_GetCounterValue(&Timer);
xil_printf("Done\r\n");
for (i=0; i<ACTUAL_READS; i++) {
xil_printf("read %d best fit at %d\r\n", i, return_val[i]);
}
print_time(start_time, end_time);
return 0;
}
int main (void)
{
XGpio dip, push;
int psb_check, dip_check, dip_check_prev, count, Status;
// PS Timer related definitions
XScuTimer_Config *ConfigPtr;
XScuTimer *TimerInstancePtr = &Timer;
xil_printf("-- Start of the Program --\r\n");
XGpio_Initialize(&dip, XPAR_SW_4BIT_DEVICE_ID);
XGpio_SetDataDirection(&dip, 1, 0xffffffff);
XGpio_Initialize(&push, XPAR_BTNS_4BIT_DEVICE_ID);
XGpio_SetDataDirection(&push, 1, 0xffffffff);
count = 0;
// Initialize the timer
ConfigPtr = XScuTimer_LookupConfig(XPAR_PS7_SCUTIMER_0_DEVICE_ID);
Status = XScuTimer_CfgInitialize(TimerInstancePtr, ConfigPtr, ConfigPtr->BaseAddr);
if(Status != XST_SUCCESS){
return XST_FAILURE;
}
// Read dip switch values
dip_check_prev = XGpio_DiscreteRead(&dip, 1);
// Load timer with delay in multiple of ONE_SECOND
XScuTimer_LoadTimer(TimerInstancePtr, ONE_SECOND*dip_check_prev);
// Set AutoLoad mode
XScuTimer_EnableAutoReload(TimerInstancePtr);
// Start the timer
XScuTimer_Start(TimerInstancePtr);
while (1)
{
// Read push buttons and break the loop if Center button pressed
psb_check = XGpio_DiscreteRead(&push, 1);
if(psb_check & 0x1)
{
XScuTimer_Stop(TimerInstancePtr);
break;
}
dip_check = XGpio_DiscreteRead(&dip, 1);
if (dip_check != dip_check_prev) {
xil_printf("DIP Switch Status %x, %x\r\n", dip_check_prev, dip_check);
dip_check_prev = dip_check;
// load timer with the new switch settings
XScuTimer_LoadTimer(TimerInstancePtr, ONE_SECOND*dip_check_prev);
count = 0;
}
if(XScuTimer_IsExpired(TimerInstancePtr)) {
// clear status bit
XScuTimer_ClearInterruptStatus(TimerInstancePtr);
// output the count to LED and increment the count
LED_IP_mWriteReg(XPAR_LED_IP_S_AXI_BASEADDR, 0, count);
count++;
}
}
return 0;
}
