/* TASK 3 */
static void vHookTask3( void *pvParameters )
{
portTickType xLastExecutionTime = xTaskGetTickCount();
unsigned int i;
for( ;; )
{
/* Enforce task frequency */
vTaskDelayUntil( &xLastExecutionTime, TASK3_DELAY );
uputs("Task3 ");
uputs("knob: ");
uputi(task3_knob);
uputs(" inst: ");
uputi(getMiscVal());
uputs("\n");
for( i=0; i<task3_knob; i++){__asm__("nop");}
}
}
static void readPowTemp ( void *pvParameters ){
portTickType xLastExecutionTime = xTaskGetTickCount();
vemu_sensors s;
for( ;; )
{
// Enforce task frequency
vTaskDelayUntil( &xLastExecutionTime, READPOWTEMP_DELAY );
// read sensors
vemu_read_sensors(&s);
PowerModel.temps[PowerModel.num] = s.t;
PowerModel.ps[PowerModel.num] = s.sp;
PowerModel.pa[PowerModel.num] = s.ap;
// if points are collected, fit the models
if( ++PowerModel.num == POWER_MODEL_POINTS ){
// fit sleep power model
fitPsModel();
// fit active power model
fitPaModel();
// print results
uputs("\n\n<<< slope / offset : >>>\n");
uputi((int)(1000*PowerModel.psslope));
uputs("\n");
uputi((int)(1000*PowerModel.psoffset));
uputs("\n");
uputi((int)(1000*PowerModel.paslope));
uputs("\n");
uputi((int)(1000*PowerModel.paoffset));
uputs("\n");
// find optimal DC
PowerModel.optimalDC = findOptimalDC( PowerModel.lifetime_hours,
PowerModel.energy_joules );
uputs("optimal DC x 1000\n");
uputi((int)(1000*PowerModel.optimalDC));
uputs("\n");
// reset power model
PowerModel.num = 0;
// suspend our own operation until someone wakes us up
vTaskSuspend( NULL );
}
}
}
/* TASK 2 */
static void vHookTask2( void *pvParameters )
{
portTickType xLastExecutionTime = xTaskGetTickCount();
unsigned int i;
char led_status = 0;
vemu_regs d,p,c;
vemu_regs *dp,*pp,*cp,*tp;
vemu_sensors s;
dp = &d;
pp = &p;
cp = &c;
vemu_read_registers(cp);
for( ;; )
{
/* Enforce task frequency */
vTaskDelayUntil( &xLastExecutionTime, TASK3_DELAY );
tp = cp;
cp = pp;
pp = tp;
vemu_read_registers(cp);
vemu_read_sensors(&s);
vemu_delta(dp, cp, pp);
/*
uputs("Task2 ");
uputs("knob: ");
uputi(task2_knob);
uputs(" inst: ");
uputi(getMiscVal());
uputs("\n");
*/
led_status = !led_status;
GPIOPinWrite(GPIO_PORTE_BASE, GPIO_PIN_0, led_status);
uputs("\n--TASK3--\n");
uputs("\nA t: ");
uputi(dp->at);
uputs("\nA e: ");
uputi(dp->ae);
uputs("\nS t: ");
uputi(dp->st);
uputs("\nS e: ");
uputi(dp->se);
uputs("\nT : ");
uputi(s.t);
uputs("\nPa : ");
uputi(s.ap);
uputs("\nPs : ");
uputi(s.sp);
uputs("\ncounter : ");
uputi(getMiscVal());
}
}
/* TASK 2 */
static void vHookTask2( void *pvParameters )
{
portTickType xLastExecutionTime = xTaskGetTickCount();
unsigned int i;
char led_status = 0;
for( ;; )
{
/* Enforce task frequency */
vTaskDelayUntil( &xLastExecutionTime, TASK2_DELAY );
uputs("Task2 ");
uputs("knob: ");
uputi(task2_knob);
uputs(" inst: ");
uputi(getMiscVal());
uputs("\n");
for( i=0; i<task2_knob; i++){__asm__("nop");}
led_status = !led_status;
GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_0, led_status);
}
}
/* TASK 2 */
static void vHookTask2( void *pvParameters )
{
portTickType xLastExecutionTime = xTaskGetTickCount();
unsigned int i;
char led_status = 0;
unsigned long long old_time = vGetTimerValue();
vemu_regs d,p,c;
vemu_regs *dp,*pp,*cp,*tp;
vemu_sensors s;
dp = &d;
pp = &p;
cp = &c;
vemu_read_registers(cp);
for( ;; )
{
/* Enforce task frequency */
vTaskDelayUntil( &xLastExecutionTime, TASK2_DELAY );
uputs("Task2 ");
tp = pp;
pp = cp;
cp = tp;
vemu_read_registers(cp);
vemu_delta(dp, cp, pp);
led_status = !led_status;
GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_0, led_status);
uputs("\nA t: ");
uputi(dp->at);
uputs("\nA e: ");
uputi(dp->ae);
uputs("\nS t: ");
uputi(dp->st);
uputs("\nS e: ");
uputi(dp->se);
uputs("\nT : ");
uputi(s.t);
uputs("\nPa : ");
uputi(s.ap);
uputs("\nPs : ");
uputi(s.sp);
}
}
/* TASK 1 */
static void vHookTask1( void *pvParameters )
{
int taskid = *(int *)pvParameters;
portTickType xLastExecutionTime = xTaskGetTickCount();
vemu_regs curr, prev, delta;
//memset(&curr, 0, sizeof(vemu_regs));
//memset(&prev, 0, sizeof(vemu_regs));
//memset(&delta, 0, sizeof(vemu_regs));
vemu_regs *cp, *pp, *tp, *dp;
cp = &curr;
pp = &prev;
dp = δ
for( ;; )
{
/* Enforce task frequency */
vTaskDelayUntil( &xLastExecutionTime, TASK1_DELAY );
/* Update varEMU stats */
tp = pp;
pp = cp;
cp = tp;
vemu_read_state(cp);
vemu_delta(dp, cp, pp);
uputs("vVemuTask ");
uputi(taskid);
uputs(" ");
unsigned long long number = cp->total_cycles;
uputs("C: ");
uputi(number);
uputs(" ");
uputs("D: ");
uputi(dp->total_cycles);
uputs(" ");
uputs("S: ");
uputi(cp->slp_time);
uputs(" ");
uputs("D: ");
uputi(dp->slp_time);
uputs(" ");
uputs("AE: ");
uputi(cp->total_act_energy);
uputs(" ");
uputs("D: ");
uputi(dp->total_act_energy);
uputs(" ");
uputs("SE: ");
uputi(cp->slp_energy);
uputs(" ");
uputs("D: ");
uputi(dp->slp_energy);
uputs("\n");
}
}
