diff options
Diffstat (limited to 'src/avr')
| -rw-r--r-- | src/avr/ao_arch_funcs.h | 35 | ||||
| -rw-r--r-- | src/avr/ao_pins.h | 3 | ||||
| -rw-r--r-- | src/avr/ao_spi_usart.c | 4 |
3 files changed, 26 insertions, 16 deletions
diff --git a/src/avr/ao_arch_funcs.h b/src/avr/ao_arch_funcs.h index 9ad14fbb..1eeca6cc 100644 --- a/src/avr/ao_arch_funcs.h +++ b/src/avr/ao_arch_funcs.h @@ -21,24 +21,24 @@ extern __xdata uint8_t ao_spi_mutex; -#define ao_spi_get_mask(reg,mask) do {\ - ao_mutex_get(&ao_spi_mutex); \ - (reg) &= ~(mask); \ +#define ao_spi_get_mask(reg,mask,bus) do { \ + ao_mutex_get(&ao_spi_mutex); \ + (reg) &= ~(mask); \ } while (0) -#define ao_spi_put_mask(reg,mask) do { \ - (reg) |= (mask); \ - ao_mutex_put(&ao_spi_mutex); \ +#define ao_spi_put_mask(reg,mask,bus) do { \ + (reg) |= (mask); \ + ao_mutex_put(&ao_spi_mutex); \ } while (0) -#define ao_spi_get_bit(bit) do {\ - ao_mutex_get(&ao_spi_mutex); \ - (bit) = 0; \ +#define ao_spi_get_bit(bit) do { \ + ao_mutex_get(&ao_spi_mutex); \ + (bit) = 0; \ } while (0) -#define ao_spi_put_bit(bit) do { \ - (bit) = 1; \ - ao_mutex_put(&ao_spi_mutex); \ +#define ao_spi_put_bit(bit) do { \ + (bit) = 1; \ + ao_mutex_put(&ao_spi_mutex); \ } while (0) /* @@ -48,11 +48,18 @@ extern __xdata uint8_t ao_spi_mutex; */ void -ao_spi_send(void __xdata *block, uint16_t len) __reentrant; +ao_spi_send_bus(void __xdata *block, uint16_t len) __reentrant; void -ao_spi_recv(void __xdata *block, uint16_t len) __reentrant; +ao_spi_recv_bus(void __xdata *block, uint16_t len) __reentrant; + +#define ao_spi_send(block, len, bus) ao_spi_send_bus(block, len) +#define ao_spi_recv(block, len, bus) ao_spi_recv_bus(block, len) void ao_spi_init(void); +#define ao_spi_init_cs(port, mask) do { \ + SPI_CS_PORT |= (mask); \ + SPI_CS_DIR |= (mask); \ + } while (0) diff --git a/src/avr/ao_pins.h b/src/avr/ao_pins.h index bf02db1b..6a63468f 100644 --- a/src/avr/ao_pins.h +++ b/src/avr/ao_pins.h @@ -85,4 +85,7 @@ #define SPI_SLAVE_PIN_2_5 0 #endif +#define AO_M25_SPI_CS_PORT SPI_CS_PORT +#define AO_M25_SPI_CS_MASK M25_CS_MASK + #endif /* _AO_PINS_H_ */ diff --git a/src/avr/ao_spi_usart.c b/src/avr/ao_spi_usart.c index 5ea11da6..7c41042a 100644 --- a/src/avr/ao_spi_usart.c +++ b/src/avr/ao_spi_usart.c @@ -29,7 +29,7 @@ __xdata uint8_t ao_spi_mutex; * so using interrupts would take way too long */ void -ao_spi_send(void __xdata *block, uint16_t len) __reentrant +ao_spi_send_bus(void __xdata *block, uint16_t len) __reentrant { uint8_t *d = block; @@ -46,7 +46,7 @@ ao_spi_send(void __xdata *block, uint16_t len) __reentrant * Poll, sending zeros and reading data back */ void -ao_spi_recv(void __xdata *block, uint16_t len) __reentrant +ao_spi_recv_bus(void __xdata *block, uint16_t len) __reentrant { uint8_t *d = block; |