mirror of
https://gitlab.dit.htwk-leipzig.de/phillip.kuehne/dezibot.git
synced 2025-05-19 11:01:46 +02:00
Add state signalisation via blipping GPIO17
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parent
dea3d1307a
commit
b57e955dc2
GPG Key ID:
E4C1C4D2F90902AA
@ -42,9 +42,9 @@ void stress_task(void *pvParameters) {
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void setup() {
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Serial.begin(115200);
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while (!Serial) {
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;
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}
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// while (!Serial) {
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// ;
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// }
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uint32_t Freq = getCpuFrequencyMhz();
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Serial.print("CPU Freq = ");
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Serial.print(Freq);
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@ -87,6 +87,17 @@ void setup() {
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Serial.end();
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}
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void blip_io(int times) {
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constexpr int ioPin = 17;
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pinMode(ioPin, OUTPUT);
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for(int i = 0; i<times; i++) {
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digitalWrite(ioPin,1);
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delay(1);
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digitalWrite(ioPin,0);
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delay(1);
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}
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}
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/*
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* A function that prints to serial, setting up the serial peripheral beforehand, and shutting it down afterwards.
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* Do not use this on a regular basis, as it is probably very slow. It is useful for not having the serial peripheral
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@ -96,10 +107,6 @@ void setup() {
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*/
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void setupAndCleanupSerialPrint(char *str) {
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Serial.begin(115200);
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while (!Serial) {
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;
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;
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}
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delay(10);
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Serial.print(str);
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delay(10);
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@ -111,6 +118,7 @@ void setupAndCleanupSerialPrint(char *str) {
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void loop() {
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// Alternate between 20 Seconds at 100% CPU load, no artificial load but not sleeping, and normal behaviour (light sleep when there is nothing to do).
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setupAndCleanupSerialPrint("Beginning stress phase\n");
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blip_io(1);
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TaskHandle_t core0StressTask = NULL;
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TaskHandle_t core1StressTask = NULL;
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xTaskCreatePinnedToCore(stress_task, "CPU0Stress", 4096, NULL, 1, &core0StressTask, 0);
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@ -123,12 +131,14 @@ void loop() {
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vTaskDelete(core1StressTask);
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// Now disable light sleep
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setupAndCleanupSerialPrint("Beginning idle with power management disabled\n");
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blip_io(2);
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esp_pm_lock_acquire(cpuFreqLock);
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esp_pm_lock_acquire(apbFreqLock);
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esp_pm_lock_acquire(lightSleepLock);
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vTaskDelay(pdMS_TO_TICKS(cycleTime));
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// Restore auto light sleep and dynamic frequency scaling
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setupAndCleanupSerialPrint("Beginning idle with power management reenabled\n");
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blip_io(3);
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esp_pm_lock_release(cpuFreqLock);
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esp_pm_lock_release(apbFreqLock);
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esp_pm_lock_release(lightSleepLock);
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230
example/advanced/Power_Measurements/ESP32_baseline/whetstone.c
Normal file
230
example/advanced/Power_Measurements/ESP32_baseline/whetstone.c
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@ -0,0 +1,230 @@
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/*
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* Whetstone benchmark in C. This program is a translation of the
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* original Algol version in "A Synthetic Benchmark" by H.J. Curnow
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* and B.A. Wichman in Computer Journal, Vol 19 #1, February 1976.
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*
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* Used to test compiler optimization and floating point performance.
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*
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* Compile by: cc -O -s -o whet whet.c
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* or: cc -O -DPOUT -s -o whet whet.c
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* if output is desired.
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*/
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#define ITERATIONS 10 /* 1 Million Whetstone instructions */
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#include "math.h"
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double x1, x2, x3, x4, x, y, z, t, t1, t2;
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double e1[4];
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int i, j, k, l, n1, n2, n3, n4, n6, n7, n8, n9, n10, n11;
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run_bench()
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{
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/* initialize constants */
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t = 0.499975;
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t1 = 0.50025;
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t2 = 2.0;
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/* set values of module weights */
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n1 = 0 * ITERATIONS;
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n2 = 12 * ITERATIONS;
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n3 = 14 * ITERATIONS;
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n4 = 345 * ITERATIONS;
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n6 = 210 * ITERATIONS;
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n7 = 32 * ITERATIONS;
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n8 = 899 * ITERATIONS;
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n9 = 616 * ITERATIONS;
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n10 = 0 * ITERATIONS;
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n11 = 93 * ITERATIONS;
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/* MODULE 1: simple identifiers */
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x1 = 1.0;
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x2 = x3 = x4 = -1.0;
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for(i = 1; i <= n1; i += 1) {
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x1 = ( x1 + x2 + x3 - x4 ) * t;
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x2 = ( x1 + x2 - x3 - x4 ) * t;
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x3 = ( x1 - x2 + x3 + x4 ) * t;
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x4 = (-x1 + x2 + x3 + x4 ) * t;
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}
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#ifdef POUT
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pout(n1, n1, n1, x1, x2, x3, x4);
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#endif
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/* MODULE 2: array elements */
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e1[0] = 1.0;
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e1[1] = e1[2] = e1[3] = -1.0;
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for (i = 1; i <= n2; i +=1) {
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e1[0] = ( e1[0] + e1[1] + e1[2] - e1[3] ) * t;
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e1[1] = ( e1[0] + e1[1] - e1[2] + e1[3] ) * t;
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e1[2] = ( e1[0] - e1[1] + e1[2] + e1[3] ) * t;
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e1[3] = (-e1[0] + e1[1] + e1[2] + e1[3] ) * t;
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}
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#ifdef POUT
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pout(n2, n3, n2, e1[0], e1[1], e1[2], e1[3]);
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#endif
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/* MODULE 3: array as parameter */
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for (i = 1; i <= n3; i += 1)
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pa(e1);
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#ifdef POUT
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pout(n3, n2, n2, e1[0], e1[1], e1[2], e1[3]);
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#endif
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/* MODULE 4: conditional jumps */
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j = 1;
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for (i = 1; i <= n4; i += 1) {
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if (j == 1)
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j = 2;
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else
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j = 3;
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if (j > 2)
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j = 0;
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else
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j = 1;
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if (j < 1 )
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j = 1;
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else
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j = 0;
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}
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#ifdef POUT
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pout(n4, j, j, x1, x2, x3, x4);
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#endif
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/* MODULE 5: omitted */
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/* MODULE 6: integer arithmetic */
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j = 1;
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k = 2;
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l = 3;
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for (i = 1; i <= n6; i += 1) {
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j = j * (k - j) * (l -k);
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k = l * k - (l - j) * k;
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l = (l - k) * (k + j);
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e1[l - 2] = j + k + l; /* C arrays are zero based */
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e1[k - 2] = j * k * l;
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}
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#ifdef POUT
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pout(n6, j, k, e1[0], e1[1], e1[2], e1[3]);
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#endif
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/* MODULE 7: trig. functions */
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x = y = 0.5;
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for(i = 1; i <= n7; i +=1) {
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x = t * atan(t2*sin(x)*cos(x)/(cos(x+y)+cos(x-y)-1.0));
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y = t * atan(t2*sin(y)*cos(y)/(cos(x+y)+cos(x-y)-1.0));
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}
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#ifdef POUT
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pout(n7, j, k, x, x, y, y);
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#endif
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/* MODULE 8: procedure calls */
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x = y = z = 1.0;
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for (i = 1; i <= n8; i +=1)
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p3(x, y, &z);
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#ifdef POUT
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pout(n8, j, k, x, y, z, z);
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#endif
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/* MODULE9: array references */
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j = 1;
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k = 2;
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l = 3;
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e1[0] = 1.0;
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e1[1] = 2.0;
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e1[2] = 3.0;
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for(i = 1; i <= n9; i += 1)
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p0();
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#ifdef POUT
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pout(n9, j, k, e1[0], e1[1], e1[2], e1[3]);
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#endif
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/* MODULE10: integer arithmetic */
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j = 2;
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k = 3;
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for(i = 1; i <= n10; i +=1) {
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j = j + k;
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k = j + k;
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j = k - j;
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k = k - j - j;
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}
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#ifdef POUT
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pout(n10, j, k, x1, x2, x3, x4);
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#endif
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/* MODULE11: standard functions */
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x = 0.75;
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for(i = 1; i <= n11; i +=1)
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x = sqrt( exp( log(x) / t1));
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#ifdef POUT
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pout(n11, j, k, x, x, x, x);
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#endif
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}
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pa(e)
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double e[4];
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{
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register int j;
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j = 0;
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lab:
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e[0] = ( e[0] + e[1] + e[2] - e[3] ) * t;
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e[1] = ( e[0] + e[1] - e[2] + e[3] ) * t;
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e[2] = ( e[0] - e[1] + e[2] + e[3] ) * t;
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e[3] = ( -e[0] + e[1] + e[2] + e[3] ) / t2;
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j += 1;
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if (j < 6)
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goto lab;
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}
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p3(x, y, z)
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double x, y, *z;
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{
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x = t * (x + y);
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y = t * (x + y);
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*z = (x + y) /t2;
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}
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p0()
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{
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e1[j] = e1[k];
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e1[k] = e1[l];
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e1[l] = e1[j];
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}
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#ifdef POUT
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pout(n, j, k, x1, x2, x3, x4)
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int n, j, k;
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double x1, x2, x3, x4;
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{
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printf("%6d%6d%6d %5e %5e %5e %5e\n",
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n, j, k, x1, x2, x3, x4);
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}
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#endif
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@ -31,5 +31,4 @@ void handle_receive(String &message) {
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void loop() {
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/* Continuously send to consume power on TX */
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dezibot.communication.sendMessage("Power Test Message");
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}
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