uart_arch.c File Reference

linux uart handling More...

#include <BOARD_CONFIG>
#include "mcu_periph/uart.h"
#include <stdint.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "serial_port.h"
#include "rt_priority.h"
#include <pthread.h>
#include <sys/select.h>

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Macros
#define	UART_THREAD_PRIO   11
#define	TRACE(fmt, args...)   fprintf(stderr, fmt, args)

Functions
static void	uart_receive_handler (struct uart_periph *periph)
static void *	uart_thread (void *data)
void	uart_arch_init (void)
void	uart_periph_set_baudrate (struct uart_periph *periph, uint32_t baud)
void	uart_put_byte (struct uart_periph *periph, uint8_t data)
uint8_t	uart_getch (struct uart_periph *p)
uint16_t	uart_char_available (struct uart_periph *p)
	Check UART for available chars in receive buffer. More...

Variables
static pthread_mutex_t	uart_mutex = PTHREAD_MUTEX_INITIALIZER

Detailed Description

linux uart handling

Definition in file uart_arch.c.

Macro Definition Documentation

#define TRACE	(		fmt,
			args...
	)		fprintf(stderr, fmt, args)

Definition at line 51 of file uart_arch.c.

Referenced by uart_periph_set_baudrate(), uart_put_byte(), and uart_receive_handler().

#define UART_THREAD_PRIO   11

Definition at line 44 of file uart_arch.c.

Referenced by uart_thread().

Function Documentation

void uart_arch_init

(

void

)

Definition at line 54 of file uart_arch.c.

Referenced by mcu_init().

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uint16_t uart_char_available

(

struct uart_periph *

p

)

Check UART for available chars in receive buffer.

Returns

number of chars in the buffer

Definition at line 296 of file uart_arch.c.

Referenced by gps_piksi_event(), gps_piksi_read(), high_speed_logger_direct_memory_periodic(), hott_check_serial_data(), hott_send_telemetry_data(), imu_um6_event(), ImuEvent(), ReadGX3Buffer(), sbus_common_decode_event(), tunnel_event(), vn200_event(), and vn200_read_buffer().

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uint8_t uart_getch

(

struct uart_periph *

p

)

Definition at line 287 of file uart_arch.c.

Referenced by gps_piksi_read(), high_speed_logger_direct_memory_periodic(), hott_check_serial_data(), hott_send_telemetry_data(), imu_um6_event(), ReadGX3Buffer(), sbus_common_decode_event(), tunnel_event(), and vn200_read_buffer().

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void uart_periph_set_baudrate	(	struct uart_periph *	periph,
		uint32_t	baud
	)

Definition at line 216 of file uart_arch.c.

Referenced by gps_ubx_ucenter_autobaud(), gps_ubx_ucenter_configure(), sbus_common_init(), and xbee_init().

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void uart_put_byte	(	struct uart_periph *	periph,
		uint8_t	data
	)

Definition at line 243 of file uart_arch.c.

Referenced by ahrs_gx3_align(), direct_memory_logger_periodic(), drop_ball(), gps_piksi_write(), hott_send_telemetry_data(), imu_impl_init(), sdlogger_spi_direct_periodic(), send_buffer_to_uart(), tunnel_event(), uart_periph_init(), and UM6_send_packet().

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static void uart_receive_handler ( struct uart_periph *  periph )

static

Definition at line 261 of file uart_arch.c.

References fd, SerialPort::fd, TRACE, and UART_RX_BUFFER_SIZE.

Referenced by uart_thread().

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static void * uart_thread ( void *  data )

static

Definition at line 65 of file uart_arch.c.

References fd, get_rt_prio(), uart_receive_handler(), and UART_THREAD_PRIO.

Referenced by uart_arch_init().

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Variable Documentation

pthread_mutex_t uart_mutex = PTHREAD_MUTEX_INITIALIZER

static

Definition at line 49 of file uart_arch.c.