44enum osmo_soft_uart_status {
Osmocom bit level support code.
uint8_t ubit_t
unpacked bit (0 or 1): 1 bit per byte
Definition: bits.h:24
struct osmo_soft_uart * osmo_soft_uart_alloc(void *ctx, const char *name, const struct osmo_soft_uart_cfg *cfg)
Allocate a soft-UART instance.
Definition: soft_uart.c:343
int osmo_soft_uart_set_tx(struct osmo_soft_uart *suart, bool enable)
Enable/disable transmitter of the given soft-UART.
Definition: soft_uart.c:423
int osmo_soft_uart_set_rx(struct osmo_soft_uart *suart, bool enable)
Enable/disable receiver of the given soft-UART.
Definition: soft_uart.c:403
void osmo_soft_uart_flush_rx(struct osmo_soft_uart *suart)
Flush the receive buffer, passing ownership of the msgb to the .rx_cb().
Definition: soft_uart.c:78
void osmo_soft_uart_free(struct osmo_soft_uart *suart)
Release memory taken by the given soft-UART.
Definition: soft_uart.c:359
int osmo_soft_uart_tx_ubits(struct osmo_soft_uart *suart, ubit_t *ubits, size_t n_ubits)
Pull a number of unpacked bits out of the soft-UART transmitter.
Definition: soft_uart.c:284
const struct osmo_soft_uart_cfg osmo_soft_uart_default_cfg
Default soft-UART configuration (8-N-1)
Definition: soft_uart.c:64
osmo_soft_uart_parity_mode
Definition: soft_uart.h:28
@ _OSMO_SUART_PARITY_NUM
Definition: soft_uart.h:34
@ OSMO_SUART_PARITY_SPACE
Definition: soft_uart.h:33
@ OSMO_SUART_PARITY_EVEN
Definition: soft_uart.h:30
@ OSMO_SUART_PARITY_ODD
Definition: soft_uart.h:31
@ OSMO_SUART_PARITY_MARK
Definition: soft_uart.h:32
@ OSMO_SUART_PARITY_NONE
Definition: soft_uart.h:29
osmo_soft_uart_flags
Definition: soft_uart.h:37
@ OSMO_SUART_F_BREAK
Definition: soft_uart.h:40
@ OSMO_SUART_F_PARITY_ERROR
Definition: soft_uart.h:39
@ OSMO_SUART_F_FRAMING_ERROR
Definition: soft_uart.h:38
int osmo_soft_uart_rx_ubits(struct osmo_soft_uart *suart, const ubit_t *ubits, size_t n_ubits)
Feed a number of unpacked bits into the soft-UART receiver.
Definition: soft_uart.c:200
int osmo_soft_uart_set_status(struct osmo_soft_uart *suart, unsigned int status)
Set the modem status lines of the given soft-UART.
Definition: soft_uart.c:327
int osmo_soft_uart_configure(struct osmo_soft_uart *suart, const struct osmo_soft_uart_cfg *cfg)
Change soft-UART configuration to the user-provided config.
Definition: soft_uart.c:375
Osmocom message buffer.
Definition: msgb.h:31
Definition: soft_uart.h:51
uint8_t num_stop_bits
number of stop bits (typically 1 or 2)
Definition: soft_uart.h:55
enum osmo_soft_uart_parity_mode parity_mode
parity mode (none, even, odd)
Definition: soft_uart.h:57
void(* tx_cb)(void *priv, struct msgb *tx_data)
transmit call-back.
Definition: soft_uart.h:76
uint8_t num_data_bits
number of data bits (typically 5, 6, 7 or 8)
Definition: soft_uart.h:53
void(* rx_cb)(void *priv, struct msgb *rx_data, unsigned int flags)
receive call-back.
Definition: soft_uart.h:71
unsigned int rx_buf_size
size of receive buffer; UART will buffer up to that number of characters before calling the receive c...
Definition: soft_uart.h:60
void * priv
opaque application-private data; passed to call-backs
Definition: soft_uart.h:66
unsigned int rx_timeout_ms
receive timeout; UART will flush receive buffer via the receive call-back after indicated number of m...
Definition: soft_uart.h:63
void(* status_change_cb)(void *priv, unsigned int status)
modem status line change call-back.
Definition: soft_uart.h:79
Internal state of a soft-UART.
Definition: soft_uart.c:40
struct osmo_soft_uart_cfg cfg
Definition: soft_uart.c:41
unsigned int status
Definition: soft_uart.c:50