diff options
Diffstat (limited to 'usr/main.c')
-rw-r--r-- | usr/main.c | 79 |
1 files changed, 2 insertions, 77 deletions
@@ -17,83 +17,8 @@ static struct SysTimerInfo stime_3 = { .tick_rate = 10, .priority = 0, .arg = 0, static struct UartInfo UART_INFO = { .priority = 2, }; static struct GPIOInfo gpinfo = { .pin = (1<<16 | 1<<12), .priority = 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); - } -} - +void delaytest(void); +void gptest(void); void test_super(void); void main(void) |