Cleanup main

Move tests to usr/test.c

1 files changed, 78 insertions, 0 deletions

diff --git a/usr/test.c b/usr/test.c
index 6ba3a92..13c6dc0 100644
--- a/usr/test.c
+++ b/usr/test.c
@@ -1,4 +1,5 @@
 #include <cpu.h>
+#include <cpu/irq.h>
 #include <graphics/lfb.h>
 #include <sys/schedule.h>
 #include <usr/math.h>
@@ -192,3 +193,80 @@ void test_super(void)
 	}
 	add_thread(test_results,(void*) 11, 0);idx = 0;
 }
+
+void delaytest(void)
+{
+	static unsigned long count = 0;
+	static unsigned long long ts[4096*2+20];
+	sys0_64(SYS_TIME, &ts[count++]);
+	if (count == (4096*2+18)) {
+		unsubscribe_irq(SYS_TIMER_3_IRQ);
+		static char str[14];
+		char* start;
+		unsigned long mean=0, stdev=0, max=0, min=0xFFFFFFFF;
+		for (unsigned long i = 0; i < 4096; i++) {
+			unsigned long elapsed = ts[2*(i+2)+1]-ts[2*(i+2)];
+			elapsed *= 1000;
+			mean += elapsed;
+			if (elapsed > max)
+				max = elapsed;
+			if (elapsed < min)
+				min = elapsed;
+		}
+		mean /= 4096;
+		for (unsigned long i = 0; i < 4096; i++) {
+			unsigned long elapsed = ts[2*(i+2)+1]-ts[2*(i+2)];
+			elapsed *= 1000;
+			unsigned long term = (elapsed-mean)*(elapsed-mean)/4096;
+			stdev += term;
+		}
+		stdev = sqrt_rnd(stdev);
+		start = ulong_to_string(mean, str);
+		draw_string(0, 10, start);
+		start = ulong_to_string(stdev, str);
+		draw_string(0, 11, start);
+		start = ulong_to_string(min, str);
+		draw_string(0, 12, start);
+		start = ulong_to_string(max, str);
+		draw_string(0, 13, start);
+	}
+}
+
+void gptest(void)
+{
+	static unsigned long count = 0;
+	static unsigned long long ts[4096*2+20];
+	sys0_64(SYS_TIME, &ts[count++]);
+	if (count == (4096*2+18)) {
+		unsubscribe_irq(GPIO_BANK_1_IRQ);
+		//unsubscribe_irq(SYS_TIMER_3_IRQ);
+		static char str[14];
+		char* start;
+		unsigned long mean=0, stdev=0, max=0, min=0xFFFFFFFF;
+		for (unsigned long i = 0; i < 4096; i++) {
+			unsigned long elapsed = ts[2*(i+2)+1]-ts[2*(i+2)];
+			elapsed *= 1000;
+			mean += elapsed;
+			if (elapsed > max)
+				max = elapsed;
+			if (elapsed < min)
+				min = elapsed;
+		}
+		mean /= 4096;
+		for (unsigned long i = 0; i < 4096; i++) {
+			unsigned long elapsed = ts[2*(i+2)+1]-ts[2*(i+2)];
+			elapsed *= 1000;
+			unsigned long term = (elapsed-mean)*(elapsed-mean)/4096;
+			stdev += term;
+		}
+		stdev = sqrt_rnd(stdev);
+		start = ulong_to_string(mean, str);
+		draw_string(0, 10, start);
+		start = ulong_to_string(stdev, str);
+		draw_string(0, 11, start);
+		start = ulong_to_string(min, str);
+		draw_string(0, 12, start);
+		start = ulong_to_string(max, str);
+		draw_string(0, 13, start);
+	}
+}
\ No newline at end of file