X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fdrivers%2Fao_ms5607.c;h=76931b4b07a15b263fd06d607079efc5d9c849a7;hp=17fe853bc1d336a76cb4f838e7c5289c0cfa6c3e;hb=2cac8c572ce533ded89dae9a412b4d1b5c748342;hpb=ca1bc20735a170a77066f5f37e0ad728899a3989 diff --git a/src/drivers/ao_ms5607.c b/src/drivers/ao_ms5607.c index 17fe853b..76931b4b 100644 --- a/src/drivers/ao_ms5607.c +++ b/src/drivers/ao_ms5607.c @@ -19,18 +19,20 @@ #include #include "ao_ms5607.h" +#if HAS_MS5607 || HAS_MS5611 + static struct ao_ms5607_prom ms5607_prom; static uint8_t ms5607_configured; static void ao_ms5607_start(void) { ao_spi_get(AO_MS5607_SPI_INDEX,AO_SPI_SPEED_FAST); - stm_gpio_set(AO_MS5607_CS_GPIO, AO_MS5607_CS, 0); + stm_gpio_set(AO_MS5607_CS_PORT, AO_MS5607_CS_PIN, 0); } static void ao_ms5607_stop(void) { - stm_gpio_set(AO_MS5607_CS_GPIO, AO_MS5607_CS, 1); + stm_gpio_set(AO_MS5607_CS_PORT, AO_MS5607_CS_PIN, 1); ao_spi_put(AO_MS5607_SPI_INDEX); } @@ -90,7 +92,7 @@ ao_ms5607_prom_read(struct ao_ms5607_prom *prom) printf ("MS5607 PROM CRC error (computed %x actual %x)\n", crc, (((uint8_t *) prom)[15] & 0xf)); flush(); - ao_panic(AO_PANIC_SELF_TEST); + ao_panic(AO_PANIC_SELF_TEST_MS5607); } #if __BYTE_ORDER == __LITTLE_ENDIAN @@ -118,7 +120,7 @@ static uint8_t ao_ms5607_done; static void ao_ms5607_isr(void) { - ao_exti_disable(AO_MS5607_MISO_GPIO, AO_MS5607_MISO); + ao_exti_disable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN); ao_ms5607_done = 1; ao_wakeup(&ao_ms5607_done); } @@ -133,12 +135,19 @@ ao_ms5607_get_sample(uint8_t cmd) { ao_ms5607_start(); ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX); - ao_exti_enable(AO_MS5607_MISO_GPIO, AO_MS5607_MISO); + ao_exti_enable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN); +#if AO_MS5607_PRIVATE_PINS + ao_spi_put(AO_MS5607_SPI_INDEX); +#endif cli(); while (!ao_ms5607_done) ao_sleep(&ao_ms5607_done); sei(); +#if AO_MS5607_PRIVATE_PINS + stm_gpio_set(AO_MS5607_CS_PORT, AO_MS5607_CS_PIN, 1); +#else ao_ms5607_stop(); +#endif ao_ms5607_start(); read = AO_MS5607_ADC_READ; @@ -170,9 +179,13 @@ ao_ms5607_convert(struct ao_ms5607_sample *sample, struct ao_ms5607_value *value TEMP = 2000 + (((int64_t) dT * ms5607_prom.tempsens) >> 23); +#if HAS_MS5611 + OFF = ((int64_t) ms5607_prom.off << 16) + (((int64_t) ms5607_prom.tco * dT) >> 7); + SENS = ((int64_t) ms5607_prom.sens << 15) + (((int64_t) ms5607_prom.tcs * dT) >> 8); +#else OFF = ((int64_t) ms5607_prom.off << 17) + (((int64_t) ms5607_prom.tco * dT) >> 6); - SENS = ((int64_t) ms5607_prom.sens << 16) + (((int64_t) ms5607_prom.tcs * dT) >> 7); +#endif if (TEMP < 2000) { int32_t T2 = ((int64_t) dT * (int64_t) dT) >> 31; @@ -194,22 +207,17 @@ ao_ms5607_convert(struct ao_ms5607_sample *sample, struct ao_ms5607_value *value value->temp = TEMP; } -struct ao_ms5607_sample ao_ms5607_current; -uint8_t ao_ms5607_valid; - static void ao_ms5607(void) { ao_ms5607_setup(); for (;;) { - static struct ao_ms5607_sample ao_ms5607_next; - ao_ms5607_sample(&ao_ms5607_next); + ao_ms5607_sample((struct ao_ms5607_sample *) &ao_data_ring[ao_data_head].ms5607_raw); ao_arch_critical( - ao_ms5607_current = ao_ms5607_next; - ao_ms5607_valid = 1; + AO_DATA_PRESENT(AO_DATA_MS5607); + AO_DATA_WAIT(); ); - ao_delay(0); } } @@ -231,10 +239,11 @@ ao_ms5607_info(void) static void ao_ms5607_dump(void) { - struct ao_ms5607_sample sample; + struct ao_ms5607_sample sample; struct ao_ms5607_value value; - sample = ao_ms5607_current; + ao_ms5607_setup(); + ao_ms5607_sample(&sample); ao_ms5607_convert(&sample, &value); printf ("Pressure: %8u %8d\n", sample.pres, value.pres); printf ("Temperature: %8u %8d\n", sample.temp, value.temp); @@ -250,9 +259,8 @@ void ao_ms5607_init(void) { ms5607_configured = 0; - ao_ms5607_valid = 0; ao_cmd_register(&ao_ms5607_cmds[0]); - ao_spi_init_cs(AO_MS5607_CS_GPIO, (1 << AO_MS5607_CS)); + ao_spi_init_cs(AO_MS5607_CS_PORT, (1 << AO_MS5607_CS_PIN)); ao_add_task(&ao_ms5607_task, ao_ms5607, "ms5607"); @@ -260,15 +268,17 @@ ao_ms5607_init(void) * conversion is complete, the MS5607 will raise this * pin as a signal */ - ao_exti_setup(AO_MS5607_MISO_GPIO, - AO_MS5607_MISO, + ao_exti_setup(AO_MS5607_MISO_PORT, + AO_MS5607_MISO_PIN, AO_EXTI_MODE_RISING, ao_ms5607_isr); /* Reset the pin from INPUT to ALTERNATE so that SPI works * This needs an abstraction at some point... */ - stm_moder_set(AO_MS5607_MISO_GPIO, - AO_MS5607_MISO, + stm_moder_set(AO_MS5607_MISO_PORT, + AO_MS5607_MISO_PIN, STM_MODER_ALTERNATE); } + +#endif