first cut at turnon scripts for EasyTimer v2

[fw/altos] / src / drivers / ao_ms5607.c

diff --git a/src/drivers/ao_ms5607.c b/src/drivers/ao_ms5607.c
index f73b095622cd5a4eccf9f1d0b7e28a7ade50caf7..4a9802d7190d4c06eaeeb6e128af96f5e3daceb8 100644 (file)
--- a/src/drivers/ao_ms5607.c
+++ b/src/drivers/ao_ms5607.c
@@ -25,7 +25,7 @@
 struct ao_ms5607_prom  ao_ms5607_prom;
 static uint8_t         ms5607_configured;
 
-#define AO_MS5607_SPI_SPEED    ao_spi_speed(20000000)
+#define AO_MS5607_SPI_SPEED    ao_spi_speed(AO_MS5607_SPI_INDEX, 20000000)
 
 static void
 ao_ms5607_start(void) {
@@ -148,43 +148,49 @@ static void
 ao_ms5607_isr(void)
 {
        ao_exti_disable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN);
-       ao_ms5607_done = 1;
        ao_wakeup((void *) &ao_ms5607_done);
 }
 
 static uint32_t
 ao_ms5607_get_sample(uint8_t cmd) {
-       uint8_t reply[3];
-       uint8_t read;
-
-       ao_ms5607_done = 0;
+       uint8_t reply[4];
 
        ao_ms5607_start();
-       ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX);
 
        ao_exti_enable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN);
 
+       ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX);
+
 #if AO_MS5607_PRIVATE_PINS
-       ao_spi_put(AO_MS5607_SPI_INDEX);
+       ao_spi_put_pins(AO_MS5607_SPI_INDEX);
 #endif
        ao_arch_block_interrupts();
-       while (!ao_gpio_get(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN) &&
-              !ao_ms5607_done)
-               ao_sleep((void *) &ao_ms5607_done);
+#if !HAS_TASK
+#define ao_sleep_for(a,t) ao_sleep(a)
+#endif
+       while (!ao_gpio_get(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN)) {
+               if (ao_sleep_for((void *) &ao_ms5607_done, AO_MS_TO_TICKS(10)))
+                       break;
+       }
+       ao_exti_disable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN);
        ao_arch_release_interrupts();
 #if AO_MS5607_PRIVATE_PINS
-       stm_gpio_set(AO_MS5607_CS_PORT, AO_MS5607_CS_PIN, 1);
+       ao_spi_clr_cs(AO_MS5607_CS_PORT, 1 << (AO_MS5607_CS_PIN));
 #else
        ao_ms5607_stop();
 #endif
 
        ao_ms5607_start();
-       read = AO_MS5607_ADC_READ;
-       ao_spi_send(&read, 1, AO_MS5607_SPI_INDEX);
-       ao_spi_recv(&reply, 3, AO_MS5607_SPI_INDEX);
+       reply[0] = AO_MS5607_ADC_READ;
+#if defined(AO_SPI_DUPLEX) && AO_SPI_DUPLEX == 0
+       ao_spi_send(reply, 1, AO_MS5607_SPI_INDEX);
+       ao_spi_recv(reply+1, 3, AO_MS5607_SPI_INDEX);
+#else
+       ao_spi_duplex(&reply, &reply, 4, AO_MS5607_SPI_INDEX);
+#endif
        ao_ms5607_stop();
 
-       return ((uint32_t) reply[0] << 16) | ((uint32_t) reply[1] << 8) | (uint32_t) reply[2];
+       return ((uint32_t) reply[1] << 16) | ((uint32_t) reply[2] << 8) | (uint32_t) reply[3];
 }
 
 #ifndef AO_MS5607_BARO_OVERSAMPLE