diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/ao_74hc165.c | 6 | ||||
| -rw-r--r-- | src/drivers/ao_ms5607.c | 53 | ||||
| -rw-r--r-- | src/drivers/ao_ms5607.h | 9 | ||||
| -rw-r--r-- | src/drivers/ao_ms5607_convert_8051.c | 136 | ||||
| -rw-r--r-- | src/drivers/ao_pca9922.c | 6 | 
5 files changed, 176 insertions, 34 deletions
| diff --git a/src/drivers/ao_74hc165.c b/src/drivers/ao_74hc165.c index f24fce37..143f4e3f 100644 --- a/src/drivers/ao_74hc165.c +++ b/src/drivers/ao_74hc165.c @@ -27,12 +27,12 @@ uint8_t  ao_74hc165_read(void)  {  	static __xdata state; -	ao_mutex_get(&ao_spi_mutex); -	ao_spi_set_speed(AO_SPI_SPEED_FAST); +	ao_spi_get(AO_74HC165_SPI_BUS); +	ao_spi_set_speed(AO_74HC165_SPI_BUS, AO_SPI_SPEED_FAST);  	AO_74HC165_CS = 1;  	ao_spi_recv(&state, 1, AO_74HC165_SPI_BUS);  	AO_74HC165_CS = 0; -	ao_mutex_put(&ao_spi_mutex); +	ao_spi_put(AO_74HC165_SPI_BUS);  	return state;  } diff --git a/src/drivers/ao_ms5607.c b/src/drivers/ao_ms5607.c index 8f1dcbe1..58ab9197 100644 --- a/src/drivers/ao_ms5607.c +++ b/src/drivers/ao_ms5607.c @@ -21,8 +21,8 @@  #if HAS_MS5607 || HAS_MS5611 -static struct ao_ms5607_prom	ms5607_prom; -static uint8_t	  		ms5607_configured; +static __xdata struct ao_ms5607_prom	ms5607_prom; +static __xdata uint8_t	  		ms5607_configured;  static void  ao_ms5607_start(void) { @@ -40,7 +40,7 @@ ao_ms5607_reset(void) {  	cmd = AO_MS5607_RESET;  	ao_ms5607_start(); -	ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX); +	ao_spi_send(DATA_TO_XDATA(&cmd), 1, AO_MS5607_SPI_INDEX);  	ao_delay(AO_MS_TO_TICKS(10));  	ao_ms5607_stop();  } @@ -69,17 +69,17 @@ ao_ms5607_crc(uint8_t *prom)  }  static void -ao_ms5607_prom_read(struct ao_ms5607_prom *prom) +ao_ms5607_prom_read(__xdata struct ao_ms5607_prom *prom)  { -	uint8_t		addr; -	uint8_t		crc; -	uint16_t	*r; +	uint8_t			addr; +	uint8_t			crc; +	__xdata uint16_t	*r; -	r = (uint16_t *) prom; +	r = (__xdata uint16_t *) prom;  	for (addr = 0; addr < 8; addr++) {  		uint8_t	cmd = AO_MS5607_PROM_READ(addr);  		ao_ms5607_start(); -		ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX); +		ao_spi_send(DATA_TO_XDATA(&cmd), 1, AO_MS5607_SPI_INDEX);  		ao_spi_recv(r, 2, AO_MS5607_SPI_INDEX);  		ao_ms5607_stop();  		r++; @@ -114,25 +114,25 @@ ao_ms5607_setup(void)  	ao_ms5607_prom_read(&ms5607_prom);  } -static volatile uint8_t	ao_ms5607_done; +static __xdata volatile uint8_t	ao_ms5607_done;  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); +	ao_wakeup((__xdata void *) &ao_ms5607_done);  }  static uint32_t  ao_ms5607_get_sample(uint8_t cmd) { -	uint8_t	reply[3]; -	uint8_t read; +	__xdata uint8_t	reply[3]; +	__xdata uint8_t read;  	ao_ms5607_done = 0;  	ao_ms5607_start(); -	ao_spi_send(&cmd, 1, AO_MS5607_SPI_INDEX); +	ao_spi_send(DATA_TO_XDATA(&cmd), 1, AO_MS5607_SPI_INDEX);  	ao_exti_enable(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN); @@ -140,7 +140,8 @@ ao_ms5607_get_sample(uint8_t cmd) {  	ao_spi_put(AO_MS5607_SPI_INDEX);  #endif  	ao_arch_block_interrupts(); -	while (!ao_ms5607_done) +	while (!ao_gpio_get(AO_MS5607_MISO_PORT, AO_MS5607_MISO_PIN, AO_MS5607_MISO) && +	       !ao_ms5607_done)  		ao_sleep((void *) &ao_ms5607_done);  	ao_arch_release_interrupts();  #if AO_MS5607_PRIVATE_PINS @@ -173,16 +174,20 @@ ao_ms5607_get_sample(uint8_t cmd) {  #define AO_CONVERT_D2	token_evaluator(AO_MS5607_CONVERT_D2_, AO_MS5607_TEMP_OVERSAMPLE)  void -ao_ms5607_sample(struct ao_ms5607_sample *sample) +ao_ms5607_sample(__xdata struct ao_ms5607_sample *sample)  {  	sample->pres = ao_ms5607_get_sample(AO_CONVERT_D1);  	sample->temp = ao_ms5607_get_sample(AO_CONVERT_D2);  } +#ifdef _CC1111_H_ +#include "ao_ms5607_convert_8051.c" +#else  #include "ao_ms5607_convert.c" +#endif  #if HAS_TASK -struct ao_ms5607_sample	ao_ms5607_current; +__xdata struct ao_ms5607_sample	ao_ms5607_current;  static void  ao_ms5607(void) @@ -191,10 +196,10 @@ ao_ms5607(void)  	for (;;)  	{  		ao_ms5607_sample(&ao_ms5607_current); -		ao_arch_critical( -			AO_DATA_PRESENT(AO_DATA_MS5607); -			AO_DATA_WAIT(); -			); +		ao_arch_block_interrupts(); +		AO_DATA_PRESENT(AO_DATA_MS5607); +		AO_DATA_WAIT(); +		ao_arch_release_interrupts();  	}  } @@ -216,11 +221,11 @@ ao_ms5607_info(void)  static void  ao_ms5607_dump(void)  { -	struct ao_ms5607_value value; +	__xdata struct ao_ms5607_value value;  	ao_ms5607_convert(&ao_ms5607_current, &value); -	printf ("Pressure:    %8u %8d\n", ao_ms5607_current.pres, value.pres); -	printf ("Temperature: %8u %8d\n", ao_ms5607_current.temp, value.temp); +	printf ("Pressure:    %8lu %8ld\n", ao_ms5607_current.pres, value.pres); +	printf ("Temperature: %8lu %8ld\n", ao_ms5607_current.temp, value.temp);  	printf ("Altitude: %ld\n", ao_pa_to_altitude(value.pres));  } diff --git a/src/drivers/ao_ms5607.h b/src/drivers/ao_ms5607.h index b2f98a59..206efd64 100644 --- a/src/drivers/ao_ms5607.h +++ b/src/drivers/ao_ms5607.h @@ -56,7 +56,7 @@ struct ao_ms5607_value {  	int32_t		temp;	/* in °C * 100 */  }; -extern struct ao_ms5607_sample	ao_ms5607_current; +extern __xdata struct ao_ms5607_sample	ao_ms5607_current;  void  ao_ms5607_setup(void); @@ -68,12 +68,13 @@ void  ao_ms5607_info(void);  void -ao_ms5607_sample(struct ao_ms5607_sample *sample); +ao_ms5607_sample(__xdata struct ao_ms5607_sample *sample);  void -ao_ms5607_convert(struct ao_ms5607_sample *sample, struct ao_ms5607_value *value); +ao_ms5607_convert(__xdata struct ao_ms5607_sample *sample, +		  __xdata struct ao_ms5607_value *value);  void -ao_ms5607_get_prom(struct ao_ms5607_prom *prom); +ao_ms5607_get_prom(__data struct ao_ms5607_prom *prom);  #endif /* _AO_MS5607_H_ */ diff --git a/src/drivers/ao_ms5607_convert_8051.c b/src/drivers/ao_ms5607_convert_8051.c new file mode 100644 index 00000000..f3a48c46 --- /dev/null +++ b/src/drivers/ao_ms5607_convert_8051.c @@ -0,0 +1,136 @@ +/* + * Copyright © 2012 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#include <ao_ms5607.h> +#include <ao_int64.h> + +#if HAS_MS5611 +#define SHIFT_OFF	16 +#define SHIFT_TCO	7 +#define SHIFT_SENS	15 +#define SHFIT_TCS	8 +#else +#define SHIFT_OFF	17 +#define SHIFT_TCO	6 +#define SHIFT_SENS	16 +#define SHIFT_TCS	7 +#endif + +void +ao_ms5607_convert(__xdata struct ao_ms5607_sample *sample, +		  __xdata struct ao_ms5607_value *value) +{ +	__LOCAL int32_t	dT; +	__LOCAL int32_t TEMP; +	__LOCAL ao_int64_t OFF; +	__LOCAL ao_int64_t SENS; +	__LOCAL ao_int64_t a; + +	dT = sample->temp - ((int32_t) ms5607_prom.tref << 8); +	 +	/* TEMP = 2000 + (((int64_t) dT * ms5607_prom.tempsens) >> 23); */ +	ao_mul64_32_32(&a, dT, ms5607_prom.tempsens); +	ao_rshift64(&a, &a, 23); +	TEMP = 2000 + a.low; +	/* */ + +	/* OFF = ((int64_t) ms5607_prom.off << SHIFT_OFF) + (((int64_t) ms5607_prom.tco * dT) >> SHIFT_TCO);*/ +#if SHIFT_OFF > 16 +	OFF.high = ms5607_prom.off >> (32 - SHIFT_OFF); +#else +	OFF.high = 0; +#endif +	OFF.low = (uint32_t) ms5607_prom.off << SHIFT_OFF; +	ao_mul64_32_32(&a, ms5607_prom.tco, dT); +	ao_rshift64(&a, &a, SHIFT_TCO); +	ao_plus64(&OFF, &OFF, &a); +	/**/ + +	/* SENS = ((int64_t) ms5607_prom.sens << SHIFT_SENS) + (((int64_t) ms5607_prom.tcs * dT) >> SHIFT_TCS); */ +	SENS.high = 0; +	SENS.low = (uint32_t) ms5607_prom.sens << SHIFT_SENS; +	ao_mul64_32_32(&a, ms5607_prom.tcs, dT); +	ao_rshift64(&a, &a, SHIFT_TCS); +	ao_plus64(&SENS, &SENS, &a); +	/**/ + +	if (TEMP < 2000) { +		__LOCAL int32_t	T2; +		__LOCAL int32_t TEMPM; +		__LOCAL ao_int64_t OFF2; +		__LOCAL ao_int64_t SENS2; + +		/* T2 = ((int64_t) dT * (int64_t) dT) >> 31; */ +		ao_mul64_32_32(&a, dT, dT); +		T2 = (a.low >> 31) | (a.high << 1); +		/**/ + +		TEMPM = TEMP - 2000; + +		/* OFF2 = (61 * (int64_t) TEMPM * (int64_t) TEMPM) >> 4; */ +		ao_mul64_32_32(&OFF2, TEMPM, TEMPM); +		ao_mul64_64_16(&OFF2, &OFF2, 61); +		ao_rshift64(&OFF2, &OFF2, 4); +		/**/ +		 +		/* SENS2 = 2 * (int64_t) TEMPM * (int64_t) TEMPM; */ +		ao_mul64_32_32(&SENS2, TEMPM, TEMPM); +		ao_lshift64(&SENS2, &SENS2, 1); +		/**/ + +		if (TEMP < -1500) { +			int32_t TEMPP; +			int32_t TEMPP2; + +			TEMPP = TEMP + 1500; +			TEMPP2 = TEMPP * TEMPP; + +			/* OFF2 = OFF2 + 15 * TEMPP2; */ +			ao_mul64_32_32(&a, 15, TEMPP2); +			ao_plus64(&OFF2, &OFF2, &a); +			/**/ + +			/* SENS2 = SENS2 + 8 * TEMPP2; */ +			a.high = 0; +			a.low = TEMPP2; +			ao_lshift64(&a, &a, 3); +			ao_plus64(&SENS2, &SENS2, &a); +			/**/ +		} +		TEMP -= T2; + +		/* OFF -= OFF2; */ +		ao_minus64(&OFF, &OFF, &OFF2); +		/**/ + +		/* SENS -= SENS2; */ +		ao_minus64(&SENS, &SENS, &SENS2); +		/**/ +	} + +	/* value->pres = ((((int64_t) sample->pres * SENS) >> 21) - OFF) >> 15; */ +	a.high = 0; +	a.low = sample->pres; +	ao_mul64(&a, &a, &SENS); +	ao_rshift64(&a, &a, 21); +	ao_minus64(&a, &a, &OFF); +	ao_rshift64(&a, &a, 15); +	value->pres = a.low; +	/**/ +	 +	value->temp = TEMP; +} diff --git a/src/drivers/ao_pca9922.c b/src/drivers/ao_pca9922.c index fe070b88..d376b968 100644 --- a/src/drivers/ao_pca9922.c +++ b/src/drivers/ao_pca9922.c @@ -30,12 +30,12 @@ ao_led_apply(void)  	/* Don't try the SPI bus during initialization */  	if (!ao_cur_task)  		return; -	ao_mutex_get(&ao_spi_mutex); -	ao_spi_set_speed(AO_SPI_SPEED_FAST); +	ao_spi_get(AO_PCA9922_SPI_BUS); +	ao_spi_set_speed(AO_PCA9922_SPI_BUS,AO_SPI_SPEED_FAST);  	AO_PCA9922_CS = 1;  	ao_spi_send(&ao_led_state, 1, AO_PCA9922_SPI_BUS);  	AO_PCA9922_CS = 0; -	ao_mutex_put(&ao_spi_mutex); +	ao_spi_put(AO_PCA9922_SPI_BUS);  }  void | 
