diff options
Diffstat (limited to 'src/stm/ao_arch_funcs.h')
| -rw-r--r-- | src/stm/ao_arch_funcs.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h index d6ab1465..87bbe73e 100644 --- a/src/stm/ao_arch_funcs.h +++ b/src/stm/ao_arch_funcs.h @@ -210,6 +210,26 @@ ao_i2c_recv(void *block, uint16_t len, uint8_t i2c_index, uint8_t stop); void ao_i2c_init(void); +/* ao_serial_stm.c */ +struct ao_stm_usart { + struct ao_fifo rx_fifo; + struct ao_fifo tx_fifo; + struct stm_usart *reg; + uint8_t tx_started; +}; + +#if HAS_SERIAL_1 +extern struct ao_stm_usart ao_stm_usart1; +#endif + +#if HAS_SERIAL_2 +extern struct ao_stm_usart ao_stm_usart2; +#endif + +#if HAS_SERIAL_3 +extern struct ao_stm_usart ao_stm_usart3; +#endif + #define ARM_PUSH32(stack, val) (*(--(stack)) = (val)) static inline uint32_t |