diff options
Diffstat (limited to 'src/drivers')
-rw-r--r-- | src/drivers/ao_25lc1024.c | 11 | ||||
-rw-r--r-- | src/drivers/ao_at45db161d.c | 4 | ||||
-rw-r--r-- | src/drivers/ao_companion.c | 49 | ||||
-rw-r--r-- | src/drivers/ao_hmc5883.c | 6 | ||||
-rw-r--r-- | src/drivers/ao_ms5607.c | 14 |
5 files changed, 48 insertions, 36 deletions
diff --git a/src/drivers/ao_25lc1024.c b/src/drivers/ao_25lc1024.c index f0fb13c9..b25d52c4 100644 --- a/src/drivers/ao_25lc1024.c +++ b/src/drivers/ao_25lc1024.c @@ -38,8 +38,9 @@ __pdata uint16_t ao_storage_unit; * Using SPI on USART 0, with P1_2 as the chip select */ +#define EE_CS_PORT P1 #define EE_CS P1_2 -#define EE_CS_INDEX 2 +#define EE_CS_PIN 2 static __xdata uint8_t ao_ee_mutex; @@ -49,9 +50,9 @@ static __xdata uint8_t ao_ee_mutex; _asm nop _endasm; \ } while(0) -#define ao_ee_cs_low() ao_spi_get_bit(EE_CS, AO_EE_SPI_BUS) +#define ao_ee_cs_low() ao_spi_get_bit(EE_CS_PORT, EE_CS_PIN, EE_CS, AO_EE_SPI_BUS) -#define ao_ee_cs_high() ao_spi_put_bit(EE_CS, AO_EE_SPI_BUS) +#define ao_ee_cs_high() ao_spi_put_bit(EE_CS_PORT, EE_CS_PIN, EE_CS, AO_EE_SPI_BUS) struct ao_ee_instruction { uint8_t instruction; @@ -235,7 +236,5 @@ void ao_storage_device_init(void) { /* set up CS */ - EE_CS = 1; - P1DIR |= (1 << EE_CS_INDEX); - P1SEL &= ~(1 << EE_CS_INDEX); + ao_enable_output(EE_CS_PORT, EE_CS_PIN,1); } diff --git a/src/drivers/ao_at45db161d.c b/src/drivers/ao_at45db161d.c index afe0080b..5eb25acf 100644 --- a/src/drivers/ao_at45db161d.c +++ b/src/drivers/ao_at45db161d.c @@ -43,9 +43,9 @@ __xdata uint8_t ao_flash_mutex; _asm nop _endasm; \ } while(0) -#define ao_flash_cs_low() ao_spi_get_bit(FLASH_CS, AO_FLASH_SPI_BUS) +#define ao_flash_cs_low() ao_spi_get_bit(FLASH_CS_PORT, FLASH_CS_PIN, FLASH_CS, AO_FLASH_SPI_BUS) -#define ao_flash_cs_high() ao_spi_put_bit(FLASH_CS, AO_FLASH_SPI_BUS) +#define ao_flash_cs_high() ao_spi_put_bit(FLASH_CS_PORT, FLASH_CS_PIN, FLASH_CS, AO_FLASH_SPI_BUS) struct ao_flash_instruction { uint8_t instruction; diff --git a/src/drivers/ao_companion.c b/src/drivers/ao_companion.c index fe88e998..a31cc2ea 100644 --- a/src/drivers/ao_companion.c +++ b/src/drivers/ao_companion.c @@ -15,20 +15,36 @@ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include "ao.h" - -#define ao_spi_slow() (U0GCR = (UxGCR_CPOL_NEGATIVE | \ - UxGCR_CPHA_FIRST_EDGE | \ - UxGCR_ORDER_MSB | \ - (13 << UxGCR_BAUD_E_SHIFT))) - -#define ao_spi_fast() (U0GCR = (UxGCR_CPOL_NEGATIVE | \ - UxGCR_CPHA_FIRST_EDGE | \ - UxGCR_ORDER_MSB | \ - (17 << UxGCR_BAUD_E_SHIFT))) - -#define COMPANION_SELECT() do { ao_spi_get_bit(COMPANION_CS, AO_COMPANION_BUS); ao_spi_slow(); } while (0) -#define COMPANION_DESELECT() do { ao_spi_fast(); ao_spi_put_bit(COMPANION_CS, AO_COMPANION_BUS); } while (0) +#include <ao.h> +#include <ao_companion.h> + +#ifndef ao_spi_slow +#define ao_spi_slow(bus) (U0GCR = (UxGCR_CPOL_NEGATIVE | \ + UxGCR_CPHA_FIRST_EDGE | \ + UxGCR_ORDER_MSB | \ + (13 << UxGCR_BAUD_E_SHIFT))) + +#define ao_spi_fast(bus) (U0GCR = (UxGCR_CPOL_NEGATIVE | \ + UxGCR_CPHA_FIRST_EDGE | \ + UxGCR_ORDER_MSB | \ + (17 << UxGCR_BAUD_E_SHIFT))) +#endif + +#define COMPANION_SELECT() do { \ + ao_spi_get_bit(AO_COMPANION_CS_PORT, \ + AO_COMPANION_CS_PIN, \ + AO_COMPANION_CS, \ + AO_COMPANION_SPI_BUS); \ + ao_spi_slow(AO_COMPANION_SPI_BUS); \ + } while (0) + +#define COMPANION_DESELECT() do { \ + ao_spi_fast(AO_COMPANION_SPI_BUS); \ + ao_spi_put_bit(AO_COMPANION_CS_PORT, \ + AO_COMPANION_CS_PIN, \ + AO_COMPANION_CS, \ + AO_COMPANION_SPI_BUS); \ + } while (0) __xdata struct ao_companion_command ao_companion_command; __xdata struct ao_companion_setup ao_companion_setup; @@ -123,10 +139,7 @@ static __xdata struct ao_task ao_companion_task; void ao_companion_init(void) { - COMPANION_CS_PORT |= COMPANION_CS_MASK; /* raise all CS pins */ - COMPANION_CS_DIR |= COMPANION_CS_MASK; /* set CS pins as outputs */ - COMPANION_CS_SEL &= ~COMPANION_CS_MASK; /* set CS pins as GPIO */ - + ao_enable_output(AO_COMPANION_CS_PORT, AO_COMPANION_CS_PIN, 1); ao_cmd_register(&ao_companion_cmds[0]); ao_add_task(&ao_companion_task, ao_companion, "companion"); } diff --git a/src/drivers/ao_hmc5883.c b/src/drivers/ao_hmc5883.c index 1bc914e6..64663ea6 100644 --- a/src/drivers/ao_hmc5883.c +++ b/src/drivers/ao_hmc5883.c @@ -58,7 +58,7 @@ static uint8_t ao_hmc5883_done; static void ao_hmc5883_isr(void) { - ao_exti_disable(&AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN); + ao_exti_disable(AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN); ao_hmc5883_done = 1; ao_wakeup(&ao_hmc5883_done); } @@ -71,7 +71,7 @@ ao_hmc5883_sample(struct ao_hmc5883_sample *sample) uint8_t single = HMC5883_MODE_SINGLE; ao_hmc5883_done = 0; - ao_exti_enable(&AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN); + ao_exti_enable(AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN); ao_hmc5883_reg_write(HMC5883_MODE, HMC5883_MODE_SINGLE); cli(); @@ -159,7 +159,7 @@ ao_hmc5883_init(void) ao_hmc5883_valid = 0; ao_enable_port(AO_HMC5883_INT_PORT); - ao_exti_setup(&AO_HMC5883_INT_PORT, + ao_exti_setup(AO_HMC5883_INT_PORT, AO_HMC5883_INT_PIN, AO_EXTI_MODE_FALLING | AO_EXTI_MODE_PULL_UP, ao_hmc5883_isr); diff --git a/src/drivers/ao_ms5607.c b/src/drivers/ao_ms5607.c index 0f0625d0..e08f4d40 100644 --- a/src/drivers/ao_ms5607.c +++ b/src/drivers/ao_ms5607.c @@ -25,12 +25,12 @@ static uint8_t ms5607_configured; static void ao_ms5607_start(void) { ao_spi_get(AO_MS5607_SPI_INDEX); - stm_gpio_set(&AO_MS5607_CS_GPIO, AO_MS5607_CS, 0); + stm_gpio_set(AO_MS5607_CS_GPIO, AO_MS5607_CS, 0); } static void ao_ms5607_stop(void) { - stm_gpio_set(&AO_MS5607_CS_GPIO, AO_MS5607_CS, 1); + stm_gpio_set(AO_MS5607_CS_GPIO, AO_MS5607_CS, 1); ao_spi_put(AO_MS5607_SPI_INDEX); } @@ -132,12 +132,12 @@ 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_GPIO, AO_MS5607_MISO); cli(); while (!ao_ms5607_done) ao_sleep(&ao_ms5607_done); sei(); - ao_exti_disable(&AO_MS5607_MISO_GPIO, AO_MS5607_MISO); + ao_exti_disable(AO_MS5607_MISO_GPIO, AO_MS5607_MISO); ao_ms5607_stop(); ao_ms5607_start(); @@ -203,7 +203,7 @@ ao_ms5607(void) ao_ms5607_setup(); for (;;) { - struct ao_ms5607_sample ao_ms5607_next; + static struct ao_ms5607_sample ao_ms5607_next; ao_ms5607_sample(&ao_ms5607_next); ao_arch_critical( ao_ms5607_current = ao_ms5607_next; @@ -260,7 +260,7 @@ ao_ms5607_init(void) * conversion is complete, the MS5607 will raise this * pin as a signal */ - ao_exti_setup(&AO_MS5607_MISO_GPIO, + ao_exti_setup(AO_MS5607_MISO_GPIO, AO_MS5607_MISO, AO_EXTI_MODE_RISING, ao_ms5607_isr); @@ -268,7 +268,7 @@ ao_ms5607_init(void) /* 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, + stm_moder_set(AO_MS5607_MISO_GPIO, AO_MS5607_MISO, STM_MODER_ALTERNATE); } |