diff options
| author | Christian Cunningham <cc@localhost> | 2022-03-30 15:38:55 -0700 |
|---|---|---|
| committer | Christian Cunningham <cc@localhost> | 2022-03-30 15:38:55 -0700 |
| commit | 16348742989a94b63f278fb4c43e09ef994353f8 (patch) | |
| tree | 34ee5b1ba2daaf979babdd6a005d02664aa55824 /usr/main.c | |
| parent | fb5ebe9eaae5f90ca3358fed94fc2611f3661b9a (diff) | |
GPIO and delayed execution tests
Diffstat (limited to 'usr/main.c')
| -rw-r--r-- | usr/main.c | 19 |
1 files changed, 12 insertions, 7 deletions
@@ -1,3 +1,4 @@ +#include <setjmp.h> #include <cpu.h> #include <globals.h> #include <graphics/lfb.h> @@ -27,7 +28,7 @@ static struct SysTimerInfo stime_2 = { }; static struct SysTimerInfo stime_3 = { - .tick_rate = 6, + .tick_rate = 10, .priority = 0, .arg = 0, }; @@ -47,17 +48,19 @@ void gptest(void) 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); + 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; + 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++) { @@ -71,8 +74,10 @@ void gptest(void) draw_string(0, 10, start); start = ulong_to_string(stdev, str); draw_string(0, 11, start); - start = ulong_to_string(max, str); + start = ulong_to_string(min, str); draw_string(0, 12, start); + start = ulong_to_string(max, str); + draw_string(0, 13, start); } //unsigned long gplev0 = *GPLEV0; //draw_hex32(0, 30, gplev0); @@ -89,9 +94,9 @@ void main(void) //subscribe_irq(SYS_TIMER_1_IRQ, loopt, &stime_1); //subscribe_irq(SYS_TIMER_2_IRQ, loopt, &stime_2); //subscribe_irq(SYS_TIMER_3_IRQ, loopt, &stime_3); - subscribe_irq(SYS_TIMER_3_IRQ, gptest, &stime_3); - //subscribe_irq(GPIO_BANK_1_IRQ, gptest, &gpinfo); + subscribe_irq(GPIO_BANK_1_IRQ, gptest, &gpinfo); //add_thread(loop, 0, 8); //add_thread(consumer, 0, 3); //add_thread(test_super, 0, 4); + //subscribe_irq(SYS_TIMER_3_IRQ, gptest, &stime_3); } |