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altos: Track missed HMC5883 interrupts
[fw/altos]
/
src
/
drivers
/
ao_hmc5883.c
diff --git
a/src/drivers/ao_hmc5883.c
b/src/drivers/ao_hmc5883.c
index 64663ea6d33d618b794213a7726a0f5dc7919d69..dbeb66b818905e4ac2c455744c4c71c8f3bd30bb 100644
(file)
--- a/
src/drivers/ao_hmc5883.c
+++ b/
src/drivers/ao_hmc5883.c
@@
-63,6
+63,8
@@
ao_hmc5883_isr(void)
ao_wakeup(&ao_hmc5883_done);
}
ao_wakeup(&ao_hmc5883_done);
}
+static uint32_t ao_hmc5883_missed_irq;
+
void
ao_hmc5883_sample(struct ao_hmc5883_sample *sample)
{
void
ao_hmc5883_sample(struct ao_hmc5883_sample *sample)
{
@@
-74,10
+76,13
@@
ao_hmc5883_sample(struct ao_hmc5883_sample *sample)
ao_exti_enable(AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN);
ao_hmc5883_reg_write(HMC5883_MODE, HMC5883_MODE_SINGLE);
ao_exti_enable(AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN);
ao_hmc5883_reg_write(HMC5883_MODE, HMC5883_MODE_SINGLE);
+ ao_alarm(AO_MS_TO_TICKS(10));
cli();
while (!ao_hmc5883_done)
cli();
while (!ao_hmc5883_done)
- ao_sleep(&ao_hmc5883_done);
+ if (ao_sleep(&ao_hmc5883_done))
+ ++ao_hmc5883_missed_irq;
sei();
sei();
+ ao_clear_alarm();
ao_hmc5883_read(HMC5883_X_MSB, (uint8_t *) sample, sizeof (struct ao_hmc5883_sample));
#if __BYTE_ORDER == __LITTLE_ENDIAN
ao_hmc5883_read(HMC5883_X_MSB, (uint8_t *) sample, sizeof (struct ao_hmc5883_sample));
#if __BYTE_ORDER == __LITTLE_ENDIAN
@@
-144,7
+149,8
@@
ao_hmc5883_show(void)
struct ao_hmc5883_sample sample;
sample = ao_hmc5883_current;
struct ao_hmc5883_sample sample;
sample = ao_hmc5883_current;
- printf ("X: %d Y: %d Z: %d\n", sample.x, sample.y, sample.z);
+ printf ("X: %d Y: %d Z: %d missed irq: %lu\n",
+ sample.x, sample.y, sample.z, ao_hmc5883_missed_irq);
}
static const struct ao_cmds ao_hmc5883_cmds[] = {
}
static const struct ao_cmds ao_hmc5883_cmds[] = {